N411QX

Part: POWER SUPPLY — MALFUNCTIONED (EMERGENCY LIGHTS) · airframe 37,958 hrs · 39,846 cycles

ON ARRIVAL, FOUND AFT EMERGENCY LIGHTS ON WITH SWITCH IN THE OFF POSITION. REMOVED SEALING PANEL 245GZ AND DISCONNECTED EMERGENCY LIGHTS BATTERYS 3L &3R. MCD EMERGENCY EXIT LIGHT INOP. REMOVED LIGHT POWER SUPPLY UNIT AND INSTALLED SERVICEABLE POWER SUPPLY. OPS CHECKED GOOD.

Part: BUSHING — MIGRATED (RT NACELLE) · airframe 38,255 hrs · 39,755 cycles

RIGHT NACELLE INBD FWD ATTACH FITTING AFT LUG BUSHING MIGRATED FWD. REMOVED THE BUSHING IAW RD84-54-1978. REAMED THE FITTING AND A FRAME IAW RD84-54-1978. NDT CARRIED OUT IAW NDTM 6, 51-00-08-250-801. PROTECTED THE BORE IAW RD84-54-1978. INSTALLED & SEALED WITH A NEW REPAIR BUSHING IAW RD84-54-1978.

Part: SEAT TRACK — CORRODED (CABIN) · airframe 38,255 hrs · 39,755 cycles

RIGHT INBD FWD CABIN SEAT TRACK NR 11 FROM X 10.50 TO X 102.50 CORRODED IN MULTIPLE LOCATIONS. THE SEAT TRACK WAS REPLACED IAW SRM 51-42-05, 51-40-15.

Part: SPAR CAP — GOUGED (WING) · airframe 38,255 hrs · 39,755 cycles

FWD SPAR, YW-32.0, LOWER CAP SPLICE ANGLE GOUGED, FASTENERS HEAVILY DAMAGED AND SPAR WEB GOUGED ABOVE SPLICE ANGLE. BLENDED GOUGES ON FWD SPAR WEB AND LWR SPAR CAP JOINT ANGLE. WITHIN LIMITS IAW RD 84-57-3791. REMOVED THE FWD SPAR JOINT PLATE IAW RD 84-57-3791. DRILLED & REAMED HOLES FOR REPAIR BUSHINGS IN FWD SPAR & PROTECTED IAW RD 84-57-3791. NDT CARRIED OUT IAW NDTM 6, 51-00-08-250-801. INSTALLED REPAIR BUSHINGS IAW RD 84-57-3791. INSTALLED REPAIR WASHERS & FWD SPAR JOINT PLATE IAW RD 84-57-3791. PROTECTED BLEND AREAS IAW DHC-84-57-3791.

Part: CARGO TRACK — CORRODED (BS 668-782) · airframe 38,255 hrs · 39,755 cycles

LEFT INBD AFT CARGO TRACK NR 9 FROM BS 668 TO 782, LBL 10 CORRODED BEYOND LIMITS. REMOVED AND REPLACED THE CARGO TRACK IAW SRM 51-42-05, 51-41-00, AND 51-40-15.

Part: STRINGER — CORRODED (BS 196-216) · airframe 38,255 hrs · 39,755 cycles

STRINGER 25L CORRODED FROM BS 196 TO 216. THE STRINGER WAS REPAIRED IAW RD 84-53-8410, ISSUE 1.

Part: FRAME — CORRODED (BS 116) · airframe 38,255 hrs · 39,755 cycles

FRAME BS 116, STRINGER 23R TO STR 33R CORRODED. THE FRAME WAS REPAIRED IAW RD84-53-8405 ISSUE 1.

Part: BRACKET — CRACKED (PAX DOOR) · airframe 38,255 hrs · 39,755 cycles

CENTER LOWER BRACKET CRACKED ON THE AFT PAX DOOR. CRACKED LWR FLANGE OF CTR LWR BRACKET PN 85217573 ON AFT PASS DOOR DAMAGE TRIMMED IAW BOMBARDIER RD84-52-1700 ISSUE 1. NDT CARRIED OUT IAW NDTM 6, 51-00-08-250-801. REPAIR ANGLES AND PACKERS INSTALLED IAW BOMBARDIER RD84-52-1700 ISSUE 1. REF WO 222305 TC RD84-52-1700 FOR AFT PAX DOOR CENTRE LOWER BRACKET REPAIR.

Part: FRAME — CORRODED (BS 94.8) · airframe 38,255 hrs · 39,755 cycles

FRAME SEGMENT AT BS 94.8, STRINGER 28S TO 33S CORRODED. REPLACED THE FRAME IAW SRM 51-42-05.

Part: PLACARD — WORN (ZONE 200) · airframe 37,940 hrs · 39,833 cycles

LOWER DITCHING DAM PLACARD DIFFICULT TO READ. REMOVED FROM SERVICE. INSTALLED NEW LOWER DITCHING DAM PLACARD. AIRCRAFT RETURNED TO SERVICE.

Part: TIRE — FAILED (LT MLG) · airframe 37,273 hrs · 39,145 cycles

LEFT OTBD MAIN TIRE FAILED ON LANDING. REMOVED AND REPLACED THE TIRES AND NR 1 BRAKE.

Part: SIGN — DETACHED (CABIN) · airframe 37,272 hrs · 39,144 cycles

EMERGENCY EXIT SIGN AT 2E IS DETACHED. REPLACED EXIT SIGN FIXTURE IAW CMM 25-23-25 AND WM 20-17-24-401. OPERATIONAL CHECK OF EMERGENCY LIGHT SYSTEM IAW AMM 33-51-00-710-803. CHECKS GOOD. RETURNED TO SERVICE.

Part: LENS — LOOSE (EXIT SIGN) · airframe 37,263 hrs · 39,133 cycles

EMERGENCY EXIT SIGN LENS COVER AT THE FORWARD EMERGENCY EXIT FELL OFF. REPLACED THE LENS COVER. CHECKS GOOD. RETURNED TO SERVICE.

Part: OUTFLOW VALVE — MALFUNCTIONED (CABIN PRESSURE) · airframe 37,117 hrs · 38,975 cycles

IN CRUISE FLIGHT AT FL190 RECEIVED A CABIN PRESSURE WARNING. BLEEDS AERE ON AND NORMAL. COMPLIED WITH CABIN PRESS WARNING CHECKLIST AND DID AN EMERGENCY DESENT. EMERGENCY DECLARED. LANDING UNEVENTFUL. INTERROGATED CDS & FOUND FUALT CODE CPC/OF VALVE DATA FAIL MESSAGE. C/W FIM TASK 21-30-00-810-804 & MCN 621190-2. MCD & AFT CARGO DOOR SEAL INTEGRITY CHECK GGOD IAW AMM TASKS 52-11-31-790-801& 52-31-26-790-801. REMOVED & REPLACED AFT OUTFLOW VALVE IAW AMM TASKS 21-31-16-000-801/400-801. C/W FUNCTIONAL TEST OF THE PRESSURIZATION CONTROL IAW AMM TASK 21-31-00-720-801, OP TEST GOOD, FAULT MESSAGE IN CDS CLEARED & CABIN PRESSURE WARNING DID NOT ILLUMINATE.

Part: STOWAGE BOX — MALFUNCTIONED (JUMPSEAT) · airframe 36,953 hrs · 38,807 cycles

AFT F/A JUMPSEAT CENTER STORAGE COMPARTMENT DOES NO SPRING LOAD TO CLOSED.

Part: CONTROL PANEL — MALFUNCTIONED (ZONE 200) · airframe 36,580 hrs · 38,431 cycles

LEFT MAIN GEAR GREEN INDICATOR LIGHT ILLUMINATED INFLIGHT WITH MAIN GEAR RETRACTED PERFORMED ALTERNATE GEAR EXTENSION. REMOVED AND REPLACED ADVISORY CONTROL UNIT IAW AMM 31-51-06-000-801 AND 31-51-06-400-801. OPERATIONAL CHECK FLIGHT GOOD. RETURNED TO SERVICE.

Part: CONTROL PANEL — MALFUNCTIONED (COCKPIT) · airframe 36,577 hrs · 38,427 cycles

LEFT GREEN GEAR INDICATOR REMAINED ILLUMINATED AFTER TAKEOFF. RAN FAILED TO RETRACT CHECKLIST RESULTING IN ALTERNATE GEAR EXTENSION. REMOVED AND REPLACED LANDING GEAR CONTROL PANEL IAW AMM 32-31-01-000/400-801. COMPLIED WITH STEPS 1-5A & 5C, 5B NOT COMPLIED WITH. C/W STEP 5B OF AMM TASK 32-31-01-400-801. AS A PRECAUTIONARY MEASURE, PERFORMED EXTENSION AND RETRACTION OF LANDING GEAR IAW AMM TASK 32-31-00-867-801 AND MTC 6071001. ALL INDICATIONS AND LANDING GEAR OPERATION NORMAL. NO FURTHER DEFECTS. RETURNED TO SERVICE.

Part: WIRE — DAMAGED (CARGO DOOR) · airframe 36,199 hrs · 38,006 cycles

FUSELAGE DOOR WARNING IN FLIGHT. AFT BAGGAGE DOOR INDICATED UNSAFE. PRESSURIZATION NORMAL. RETURNED TO FIELD. LANDING UNEVENTFUL. SPLICED DAMAGED WIRES TO DOOR LOCK SENSOR. DOOR INDICATES NORMALLY. NO FURTHER DEFECTS NOTED. RETURNED TO SERVICE.

Part: CONTROL VALVE — FAILED (BRAKES) · airframe 35,970 hrs · 37,763 cycles

BRAKES WEAK ON LANDING, PULLED TO RIGHT SIDE. RIGHT SIDE BRAKES HOT LEFT SIDE COLD TO TOUCH. BLED NR 1 & 2 BRAKES IAW AMM TASK 32-42-00-870-801. NO HELP. LEFT BRAKE DOES NOT APPEAR TO WORK. R & R THE NR 1 & 2 BRAKE IAW MTC 6324201. NO HELP. R & R BRAKE CONTROL VALVE IAW AMM 32-42-06-000/400-801. BLED ALL 4 MAIN LANDING GEAR BRAKES IAW AMM 32-42-00-870-801. SERVICED HYDRAULIC RESERVOIRS. PERFORMED GVI AND LEAK CHECKED BRAKE CONTROL VALVE AND BRAKES. NO LEAKS FOUND. COMPLETED AMM TASK 32-42-00-400-801. FUNCTIONAL TEST OF MLG BRAKE SYS IAW AMM TASK 32-42-00-720-801 GOOD. PERFORMED MTX TAXI, CYCLED BRAKES SEVERAL TIMES. BRAKES FEEL STRONG AND EVEN. NO FURTHER DEFECTS.

Part: BRAKE — SMOKE (NR 2 MLG) · airframe 35,561 hrs · 37,438 cycles

SMOKE FROM THE NR 2 MAIN TIRE DURING PREFLIGHT. SMOKE WHITE IN COLOR AND WAS VISIBLE FOR 20 MINUTES. INSTALLED GEAR DOWNLOCK PINS. RAISED LT MLG AND INSPECTED NR 2 TIRE FOR DEFECTS, NONE FOUND. PERFORMED GVI OF LT MLG WHEELS, TIRES AND BRAKES. NO DEFECTS FOUND. INSPECTED AREA OF MLG AND LT NACELLE FOR FLUID LEAKS. NO LEAKS FOUND. OPERATED AIRCRAFT BRAKES. OPERATION APPEARED NORMAL. REMOVED ALL GEAR DOWN LOCK PINS.

Part: CIRCUIT BREAKER — TRIPPED (EMERGENCY LIGHTS) · airframe 35,650 hrs · 37,423 cycles

EMERGENCY LIGHTS CIRCUIT BREAKER G3 TRIPPED. RESET CIRCUIT BREAKER. NO PREVIOUS HISTORY. RESET PERFORMED IAW GPM 8.2. RETURNED TO SERVICE.

Part: SLIDE BLOCK — BROKEN (PAX DOOR) · airframe 35,530 hrs · 37,310 cycles

MAIN CABIN DOOR VERY HEAVY ON OPEN AND CLOSE OPERATION. FOUND THE SLIDE BLOCK ASSY BROKEN. REMOVED AND REPLACED THE SLIDE BLOCK ASSY , GAS SPRINGS AND GAS SPRING CABLE IAW AMM TASKS 52-11-16-000-801 AND 52-11-16-400-801. CHECKED GOOD. NO ADJUSTMENTS MADE.

Part: HAND RAIL — OUT OF POSITION (PAX DOOR) · airframe 35,227 hrs · 36,985 cycles

MAIN CABIN DOOR FORWARD HANDRAIL IS OBSTRUCTING THE F/A CONTROL PANEL. ADJUSTED THE LOWER NEWEL POST IAW AMM 52-11-00. DOOR OPERATES NORMALLY. RETURNED TO SERVICE.

Part: WIRE — BROKEN (FIRE DETECTION) · airframe 35,206 hrs · 36,964 cycles

FOUND POPPED CIRCUIT BREAKER K7 FOR THE NR 1 ENGINE FIRE DETECTION. FOUND BROKEN WIRE W19A-20-4, WHT, BLU, ORN, GREEN. SPLICED IN NEW WIRE FROM WING ROOT TO 9811-P721 CONNECTOR. SYS CHECKS GOOD.

Part: OIL SYSTEM — LEAKING (NR 2 ENGINE) · airframe 35,012 hrs · 36,752 cycles

CLIMBING OUT FROM DEPARTURE, LAV SMOKE DETECTOR ACTIVATED AND SMOKE REPORTED IN CABIN. POWER LEVER AT DETENT, PROPS 900, BOTH BLEEDS ON, PACKS IN NORMAL, AUTO-AFTER SMOKE APPEARED. ATTEMPTED NR 2 BLEED OFF, NO DIFFERENCE. THEN NR 2 ON AND NR 1 OFF, SMOKE SEEMED TO LESSEN, LANDED SHORTLY AFTERWARDS WITH ALOT OF SMOKE IN CABIN. SMOKE WAS PRESENT ALL THROUGH ACFT, COCKPIT AND CABIN. RETURNED TO FIELD. LANDING UNEVENTFUL. OIL EMINATING FROM THE 1ST STAGE COMPRESSOR ON THE NR 2 ENGINE REPLACED THE NR 2 ENGINE. ALSO, PERFORMED ENGINE SMOKE, BLEED RUN. ALL CHECKS GOOD.

Part: AUTOFEATHER SYS — MALFUNCTIONED · airframe 34,909 hrs · 36,644 cycles

AUTOFEATHER FAILED TO ARM ON TAKEOFF. ABORTED TAKEOFF AND RETURNED TO THE GATE. REF FIM TASK 61-20-00-810-805, FIM MCN 661292-001. INTERROGATED CDS, FOUND NR 1 ENGINE FAULT CODE 400B, PERFORMED AUTOFEATHER TEST, TEST FAILED, INTERROGATED CDS AGAIN, FOUND NR 1 ENGINE CODE 400B AND 494AB CYCLED A/C POWER AND PERFORMED AUTOFEATHER TEST, TEST PASSED . FAULTS CLEARED. RETURNED TO SERVICE.

Part: SPOILER SYS — OUT OF RIG · airframe 34,777 hrs · 36,492 cycles

T/O ABORT HORN SOUNDED ON TAKEOFF ROLL. RIGGED SPOILER LVDT'S AND REF AMM TASK 31-52-00-720-801 T/O WARN SYS FUNCTION TEST. TESTS GOOD. T/O ABORT HORN DID NOT SOUND. TEST FLIGHT GOOD. RETURNED TO SERVICE.

Part: CONTROL UNIT — MALFUNCTIONED (ZONE 200) · airframe 34,716 hrs · 36,422 cycles

TAKEOFF WARNING AT 50 KNOTS. ABORTED TAKEOFF, UNEVENTFUL. REPLACED FCECU IAW AMM 27-00-01-000-802, RETURNED TO SERVICE.

Part: CONNECTOR — LOOSE (ENGINE) · airframe 33,382 hrs · 34,971 cycles

POWERPLANT MESSAGE ON ENGINE DISPLAY ON CLIMB. DIVERTED AND ACCOMPLISHED AN UNEVENTFUL LANDING. FOUND FAULT CODES 336 A/B & 340 A/B IN THE CDS. FOUND CONNECTORS P70 & P72 LOOSE. CLEANED, TREATED AND TIGHTENED & APPLIED HEAT SHRINK. GROUND RAN THE ENGINES AND THE F/C'S DID NOT REOCCUR. RETURNED TO SERVICE. NO PARTS REPLACED.

Part: DOOR — OUT OF ADJUST (MAIN PAX) · airframe 33,214 hrs · 34,783 cycles

MAIN CABIN DOOR HARD TO OPEN AND CLOSE. LUBED DOOR, BUT DID NOT HELP. ADJUSTED UP LIMIT STOP, HINGE SHAFT, AND PRESSURE STOPS. FUNCTIONAL CHECKS GOOD IAW AMM 52-11-00-720-804. RETURNED TO SERVICE.

Part: SEAT TRACK — NOT REPORTED (NOT REPORTED) · airframe 33,083 hrs · 34,642 cycles

SEAT TRACK NR 11, REQUIRES REPLACEMENT. REMOVED AND REPLACED THE SEAT TRACK IAW SRM 51-41-00, 51-42-05 AND 51-40-15

Part: SEAT TRACK — NOT REPORTED (NOT REPORTED) · airframe 33,083 hrs · 34,642 cycles

SEAT TRACK NR 6 REQUIRES REPLACEMENT. REMOVED AND REPLACED THE SEAT TRACK IAW SRM 51-41-00, SRM 51-42-05, REPAIR 01, SRM 51-40-15, STEP 6H - 6J, SRM 51-41-00, AND DWG 85328210, REV E.

Part: SEAT TRACK — NOT REPORTED (BS 229-571) · airframe 33,083 hrs · 34,642 cycles

SEAT TRACK NR 7, REQUIRES REPLACEMENT. REMOVED AND REPLACED THE SEAT TRACK BS 229.5 571.5, LBL 9.25 IAW SRM 51-42-05, REPAIR-01, SRM 51-41-00, AND SRM 51-40-05.

Part: SEAT TRACK — NOT REPORTED (NOT REPORTED) · airframe 33,083 hrs · 34,642 cycles

SEAT TRACK NR 12, REQUIRES REPLACEMENT. REMOVED AND REPLACED THE SEAT TRACK IAW SRM 51-41-00, SRM 51-41-00 AND DWG NR 85328201.

Part: SEAT TRACK — NOT REPORTED (NOT REPORTED) · airframe 33,083 hrs · 34,642 cycles

SEAT TRACK NR 8, REQUIRES REPLACEMENT. REMOVED AND REPLACED THE SEAT TRACK IAW SRM 51-41-00, SRM 51-42-05, SRM 51-40-15, SRM 51-41-00-00-01, SRM 51-42-45, REPAIR-01 & DWG 85338201, REV-C.

Part: SEAT TRACK — NOT REPORTED (NOT REPORTED) · airframe 33,083 hrs · 34,642 cycles

SEAT TRACK NR 18, REQUIRES REPLACEMENT. REMOVED AND REPLACED THE SEAT TRACK IAW SRM 51-40-15, SRM 51-42-05, AND DWG 85307071 REV-A.

Part: INTERCOSTAL — CORRODED · airframe 33,083 hrs · 34,642 cycles

CORROSION FOUND ON INTERCOSTAL, MACHINED, BETWEEN FS X664.5 AND FS X669.5 AT STR 24P. REMOVED INTERCOSTAL BETWEEN FSX664.5 AND FSX669.5 STR 24P TO F.O.M. REF SRM 51-40-15 REPAIR-01. INSTALLED INTERCOSTAL BETWEEN FSX664.50 TO 669.50 STR 24P IAW SRM 51-40-15 REPAIR-01, PARA 1-6, A-H. REMOVED CORROSION ON INTERCOSTAL BETWEEN FSX664.5-X669.5, STR 24P, REF SRM 51-21-00 STRUCTURAL IDENT-02. C/W ET INSP & UT THICK TEST ON REWORKED INTEROCSTAL REF NDTM PT1 51-00-06 & 51-00-04. NO DEFECTS NOTED. MIN THICKNESS MEASURED=.102". MACHINED INTERCOSTAL BETWEEN FSX664.5 AND X669.5 HAS ORIGINAL THICKNESS AT BLENDED AREA OF .110". MIN THICKNESS MEASURED IS .102". MAXIMUM MATERIAL LOSS ALLOWABLE IS .010". MACHINED INTERCOSTAL IS WITHIN LIMITS IAW DWG 85339344, REV--, DATED 96/07/20. COMPLIED WITH FORM M-184.

Part: BEAM — CORRODED (PAX DOOR) · airframe 33,083 hrs · 34,642 cycles

CORROSION FOUND ON AFT PAX DOOR INNER EDGE BEAM, PN 85339512-101. REMOVED INNER EDGE BEAM, PN 85339512-101, REF SRM 51-42-05, REPAIR 01, 51-40-15, REPAIR 01 AND 51-42-45, REPAIR 01. INNER EDGE BEAM, PN 85339512-101 INSTALLED REF SRM 51-42-45, REPAIR 01, SRM 51-42-05. REPAIR 01 & TASK 6-53-1160-AFT PASSENGER DOOR. DRILLED, LOCATED AND COUNTERSUNK FASTENER HOLES ON A NEW AFT PASSENGER DOOR INNER EDGE BEAM, PN 85339512-101, REF SRM 51-40-07-02-01 AND SRM 51-42-05-02-01 4, 6. APPLIED ALUMINIZED TOP COAT F-24 TO NEW AFT PAX DOOR INNER EDGE BEAM, PN 85339512-101, REF: SRM 51-25-15-02-01. COMPLIED WITH FORM M184 FOR THE AFT PASSENGER DOOR INNER EDGE BEAM, PN 85339512-101.

Part: BRACKET — CORRODED · airframe 33,083 hrs · 34,642 cycles

FOUND CORROSION ON BRACKET, PN: 85329259-101 AT STA X32.400. COMPLIED WITH FORM M-184. DISPLACED BRACKET AT FWD BAGGAGE DOOR CUT-OUT, AFT SIDE AT FS X 32-400 TO FOM REF SRM 51-42-05, STEP 4 E. INSTALLED BRACKET AT FWD BAGGAGE DOOR CUT OUT AFT SIDE AT FSX32.400 REF SRM 51-42-05-02-01, STEP 4 D. REMOVED CORRODED BRACKET, PN 85329259-101 AT STA X32-400 REF AY00, SRM 51-42-05, STEP 4 E. INSTALLED NEW BRACKET, PN 85329259-101 AT STA X32.400 REF SRM 51-42-05-02-01, STEP 4D, 3-10. DISPLACED AFT WEATHER SEAL AT FWD BAGGAGE DOOR CUTOUT TO FOM REF SRM 25-26-19-000-801. INSTALLED AFT WEATHER SEAL AT FWD BAGGAGE DOOR CUT OUT REF AMM 25-26-19-400-801. LOCATED, DRILLED AND DEBURRED NEW BRACKET, PN: 85329259-101, REF SRM 51-40-07-02-01.

Part: BRACKET — CORRODED · airframe 33,083 hrs · 34,642 cycles

FOUND CORROSION ON BRACKET AT STA X71.200 COMPLY WITH FORM M-184. COMPLIED WITH FORM M-184. REMOVED CORRODED BRACKET, PN 85329259-107 AT STA-X71-200 REF SRM 51-42-05, STEP 4 E. INSTALLED NEW BRACKET, PN 85329259-107 AT STA X71.200 REF SRM 51-42-05-02-01, STEP 4D, 3-10 AND SRM 51-40-15-02-01, STEP 6H2. LOCATED, DRILLED AND DEBURRED NEW BRACKET, PN 85329259-107, REF SRM 51-40-07-02-01.

Part: SEAT TRACK — NOT REPORTED · airframe 33,083 hrs · 34,642 cycles

SEAT TRACK NR 5, PN 85328210-109 REQUIRES REPLACEMENT. REMOVED SEAT TRACK NR 5, PN:85328210-109, REF SRM 51-42-05. INSTALLED NEW SEAT TRACK, PN:85328201-119, REF DWG 85328201 AND SRM 51-42-05, 51-40-15-02. LOCATED AND DRILLED NEW SEAT TRACK, PN:85328210-119 REF SRM 51-40-07. BOND CHECK CARRIED ON GROUND STUD ON FWD END OF SEAT TRACK NR 5 REF SRM 51-80-00-02.

Part: SEAT TRACK — NOT REPORTED · airframe 33,083 hrs · 34,642 cycles

SEAT TRACK 15, PN 85338210-115 REQUIRES REPLACEMENT. REMOVED SEAT TRACK, PN:85338210-115, REF SRM 51-42-05, STEP 4.E, SRM 51-41-00, SRM 51-40-15, STEP 6M. INSTALLED NEW SEAT TRACK, PN:85338210-115 IAW SRM 51-41-00, SRM 51-42-05, SRM 15-40-15 AND DWG 85338201. LOCATED AND DRILLED NEW SEAT TRACK, PN:85338210-115, REF SRM 51-40-07, STEP 5G. LOCATED AND DRILLED SEAT TRACK AT AFT SPLICE BETWEEN SEAT TRACK NR 15 AND NR 16 IAW SRM 51-40-07.

Part: SEAT TRACK — NOT REPORTED (NR 17) · airframe 33,083 hrs · 34,642 cycles

SEAT TRACK, NR 17 REQUIRES REPLACEMENT. REMOVED AND REPLACED THE SEAT TRACK IAW SRM 51-42-05-02-01, STEP 4E, 2-8, SRM 51-42-05-02-01, STEP 4D, 3-10, AND SRM 51-40-15-02-01, STEP 6H2.

Part: SEAT TRACK — NOT REPORTED · airframe 33,083 hrs · 34,642 cycles

SEAT TRACK NR 20, PN 85338261-102 REQUIRES REPLACEMENT. REMOVED SEAT TRACK NR 20 PN:85338261-102 IAW SRM 51-42-05-02-01 AND SRM 51-40-15-02-01. INSTALLED SEAT TRACK NR 20 PN:85338261-102 IAW DWG 85338251, REV A DATED 98/11/02. REMOVED QTY 5 AIR GRILLE SUPPORT BRACKETS FROM SEAT TRACK NR 20 IAW SRM 51-42-05-02-01. INSTALLED QTY 5 AIR GRILLES SUPPORT BRACKETS TO SEAT TRACK NR 20 IAW DWG 85338807, REV B, DATED 2014-12-02. REMOVED QTY 5 RADIUS FILLERS FROM SEAT TRACK NR 20 IAW SRM 51-40-15-02-01. INSTALLED 5 RADIUS FILLERS TO SEAT TRACK, PN:85338261-102, REF SRM 51-40-15-02-01, STEP 6H AND 6J DWG 85361551 REV. B 5/3/10. REMOVED QTY 3 DADO ANGLES FROM SEAT TRACK NR 20 IAW SRM 51-42-05-02-01. INSTALLED QTY 3 DADO ANGLES ON SEAT TRACK NR 20 IAW DWG 85338807, REV B, DATED 2014-12-02. REMOVED SPLICE COMMON TO SEAT TRACK NR 20 AND TRACK NR 19 AT STA X670.0 IAW SRM 51-42-05-02-01 AND SRM 51-40-15-02-01. REMOVED AND INSTALLATION OF SEAT TRACK SPLICE COMMON TO SEAT TRACKS NR 19 AND NR 20 REMOVED AND REINSTALLED ON JOB 5405541, OP 153. LOCATED AND DRILLED SEAT TRACK, PN:85338261-102, REF SRM 51-40-07, STEP 5G. STARTED INSTALLATION HI LITES 100 PERCENT AND SOLID RIVETS 25 PERCENT TO SEAT TRACK PN:885338261-102, REF SRM 51-40-15, STEP 6H AND 6J, SRM 51-42-05, STEP 4D. CONTINUED INSTALLATION OF SEAT TRACK NR 20 IAW DWG 85338251, REV.-A DATED 98/11/02 AND DWG 85307071, REV.A DATED 98/10/05, SHEET 3 VIEW F-F.

Part: SEAT TRACK — NOT REPORTED · airframe 33,083 hrs · 34,642 cycles

LT OTBD AFT EQUIPMENT SEAT RAIL, PN 85337843-103 REQUIRES REPLACEMENT. REMOVED CORRODED SEAT RAIL NR 4 AND REPLACED IT WITH A NEW SEAT RAIL, PN 85337843-103, REF SRM 51-42-05-02-01, SRM 51-42-45-02-01 AND SRM DWG 85337843, DETAIL A REV-A DATED 98-04-13. REMOVED FLOOR PANELS 144LZ AND 144DZ FOM REF AMM 55-41-01-000-801. INSTALLED FLOOR PANELS 144LZ AND FLOOR PANEL 144DZ REF AMM 53-41-01-400-801, 4D, STEP 2 AND 3. COMPLIED WITH FORM M-184 FOR SEAT TRACK NR 4, PN 85337843-103.

Part: GENERATOR — MALFUNCTIONED (AC) · airframe 32,935 hrs · 34,482 cycles

NR 1 AC GENERATOR CAUTION LIGHT ILLUMINATED ON TAKEOFF. ABORTED TAKEOFF. INTERROGATED EPCU FOUND FAULT 27, NR 1 AC GEN GCU R & R NR 1 AC GCU IAW AMM 24-21-06-000/400-801. NO HELP, NR 1 AC GENERATOR CAUTION STILL ILLUMINATED. R & R NR 1 AC GENERATOR IAW MAINTENANCE 6242101. OPS TEST OF AC VARIABLE FREQ GENERATOR SYSTEM IS GOOD. NR 1 AC GENERATOR CAUTION EXTINQUISHED AND REMAINED OUT. NO EPCU FAULTS. RETURNED TO SERVICE.

Part: LAMP — INOPERATIVE (EMERGENCY LIGHT) · airframe 32,397 hrs · 33,914 cycles

F/A EMERGENCY LIGHT SWITCH LIGHT APPEARS TO BE OUT. RELAMPED SWITCH. OPS TESTS GOOD. RETURNED TO SERVICE.

Part: LIGHT — LOOSE (CABIN) · airframe 32,118 hrs · 33,624 cycles

FLOOR STRIP LIGHT NEAR FORWARD CABIN DOOR IS LOOSE. SECURED EMERGENCY LIGHT STRIP. NO FURTHER DEFECTS. RETURNED TO SERVICE.

Part: LIGHT — UNSECURE (CABIN) · airframe 31,576 hrs · 33,050 cycles

FLOOR LIGHT STRIP AND CARPET COMING UP AT BOARDING STAIRS. SECURED CARPET AND LIGHT STRIP AT ROW 1AB. RETURNED TO SERVICE.

Part: LIGHT — UNSECURE (CABIN) · airframe 31,575 hrs · 33,049 cycles

EMERGENCY LIGHT STRIP COMING UP AS WELL AS THE CARPET AT TOP OF BOARDING STAIRS. SECURED CARPET AND EMERGENCY LIGHT STRIP AT FWD CABIN LOCATED AT SEAT 1AB. NO FURTHER DEFECTS NOTED. RETURNED TO SERVICE.

Part: LIGHT — LOOSE (CABIN) · airframe 31,509 hrs · 32,974 cycles

EMERGENCY LIGHT AT ROW 1 IS LOOSE. SECURE. RETURNED TO SERVICE.

Part: SWITCH — INTERMITTENT (EMERGENCY LIGHTS) · airframe 31,348 hrs · 32,788 cycles

EMERGENCY LIGHTS CAME ON AUTOMATICALLY AND UNCOMMANDED. DUPLICATED DISCREPANCY. INSPECTED WIRING ON AFT SIDE OF F/A EMERGENCY LIGHT SWITCH, NO DEFECTS NOTED. REMOVED, INSPECTED REINSTALLED EMERGENCY LIGHT SWITCH IAW AMM TASK 33-51-05-000-801 AND 33-51-05-400-801. CYCLED SWITCH 20 TIMES AND COMPLIED WITH AN OPS CHECK IAW AMM TASK 33-51-00-710-801, OPS CHECKED GOOD. NO FURTHER DEFECTS NOTED. RETURNED TO SERVICE.

Part: LIGHT — MALFUNCTIONED (CABIN) · airframe 31,346 hrs · 32,786 cycles

EMERGENCY LIGHTS REMAINS ILLUMINATED WITH SWITCH ON ARM POSITION ON F/D AND F/A PANEL. TURNED OFF ACFT POWER AND RESET EMERGENCY LIGHTS CIRCUIT BREAKER IAW GPM 9.2.2.1 TURNED ON POWER AND PERFORMED OPS CHECK OF EMERGENCY LIGHTS WITH SWITCH IN ARM. LIGHTS ARE NOW OFF. NO FURTHER DEFECTS. RETURNED TO SERVICE.

Part: WARNING MESSAGE — FALSE ACTIVATION (RUDDER HYD SYS) · airframe 31,333 hrs · 32,776 cycles

CLIMBING THROUGH FL 180, NR 1 RUDDER HYD CAUTION. RETURNED TO FIELD. LANDING UNEVENTFUL. C/W FIM TASK 27-20-00-810-804, PERFORMED OPS TEST OF RUDDER CONTROL SYS IAW AMM TASK 27-20-00-710-802. OPS CHECKED GOOD NR 1 RUDDER. HYD CAUTION DID NOT RETURN. NO PRESENT FAULTS LOGGED IN CDS. ACFT OK, RETURN TO SERVICE.

Part: LIGHT — MALFUNCTIONED (CABIN) · airframe 31,146 hrs · 32,572 cycles

ALL FLOOR EMERGENCY LIGHTS IN THE CABIN ARE ON WITH THE EMERGENCY CABIN LIGHT SWITCH SELECTED TO THE "ARM" POSITION. CYCLED ACFT POWER AND THE EMERGENCY LIGHTS CIRCUIT BREAKER. OPS CHECKED GOOD. LIGHTS REMAIN OFF WHEN SELECTED TO ARM. RETURNED TO SERVICE.

Part: LAMP — INOPERATIVE (EMERGENCY LIGHTS) · airframe 30,909 hrs · 32,333 cycles

LEFT AFT EGRESS LIGHT OUT. REPLACED THE LAMP IAW AMM 33-51-11-000-801 AND 33-51-11-400-801. OPS CHECKED GOOD. RETURNED TO SERVICE.

Part: LIGHT — OUT OF POSITION (SMOKE DETECTOR) · airframe 30,798 hrs · 32,214 cycles

F/A REPORTED THE LAVATORY SMOKE DETECTOR GREEN LIGHT IS INOPERATIVE. FOUND GREEN LIGHT TO BE UP BEHIND THE FACEPLATE. REPOSITIONED IAW AMM 26-12-11-000-801. TEST GOOD. RETURNED TO SERVICE.

Part: UNKNOWN — ODOR (CABIN) · airframe 30,720 hrs · 32,129 cycles

SOUR ODOR THROUGHOUT ACFT WITH APU BLEED AIR ON. COMPLIED WITH AMM TASK 21-00-00-160-801. APU RAN OVER ONE HOUR WITH NO ODORS NOTED. APU OIL LEVEL WAS GOOD. COULD NOT DUPLICATE.

Part: UNKNOWN — HAZE (CABIN) · airframe 30,336 hrs · 31,696 cycles

SMOKE ODOR AND VISIBLE HAZE IN CABIN REPORTED BY PAX DURING INITIAL CLIMB OUT. RETURNED TO FIELD. HAZE DISSAPATED DURING DESCENT. COMPLIED WITH AIR CONTAMINATION CHECKLIST. INSPECTED FWD AND AFT CARGO BAYS FOR OBVIOUS DEFECTS. INSPECTED AFT GALLEY AREA AND AROUND HOT JUGS. NO DEFECTS FOUND. GROUND RAN ENGINES WITH BLEEDS ON, COULD NOT DUPLICATE. COMPLIED WITH SL-21-012A, AMM TASK 21-00-00-160-801 AND FIM TASK 71-00-00-810-817. NO VISABLE HAZE OR SMOKE DETECTED. NO FURTHER ACTION REQUIRED. ACFT OK FOR CONTINUED SERVICE.

Part: HINGE — CORRODED (FLASHLIGHT) · airframe 30,079 hrs · 31,419 cycles

F/A FLASHLIGHT CABINET DOOR WILL NOT SPRING BACK UP. FOUND HINGES DIRTY AND RUSTED. REPLACED BOTH HINGES WITH NEW. OPS CHECKED GOOD. RETURNED TO SERVICE.

Part: LAMP — INOPERATIVE (CONTROL PANEL) · airframe 30,022 hrs · 31,361 cycles

FORWARD F/A REPORTED BACKLIGHT FOR THE EMERGENCY LIGHT SWITCH PANEL IS INOPERATIVE. REPLACED LAMP, CHECKED GOOD. RETURNED TO SERVICE.

Part: POWER LEVER — MALFUNCTIONED (COCKPIT) · airframe 29,984 hrs · 31,317 cycles

DURING THE INITIAL CLIMB ABOUT 500' AGL THE AUTO FEATHER MOMENTARILY UNARMED & THE REARMED ITSELF. POWER LEVERS WERE IN THE DETENT. RETURNED TO FIELD. LANDING UNEVENTFUL. REPLACED POWER QUADRANT IAW AMM TASKS 76-10-01-000-801 AND 76-10-01-400-801. PERFORMED ALL FUNCTIONAL TESTS-ALL CHECK GOOD. NO FURTHER DEFECTS. RETURNED TO SERVICE.

Part: SCREW — BACKED OUT (DOOR) · airframe 29,925 hrs · 31,251 cycles

AFT PASSENGER LOADING DOOR CENTER SWING ARM IS CATCHING ON THE PLASTIC TRIM PANEL UNDER IT. DOOR IS DIFFICULT AND AT TIMES IMPOSSIBLE TO OPEN. INSPECTED AND FOUND A TRIM SCREW BACKED OUT. SECURED TRIM SCREW AT BOTTOM OF DOOR HING TRIM. DOOR OPERATES NORMAL. RETURNED TO SERVICE.

Part: SLIDE — FOD (PAX DOOR) · airframe 28,943 hrs · 30,219 cycles

F/A REPORTS MAIN CABIN DOOR IS HARD TO OPEN AND CLOSE. DURING INSPECTION, FOUND DEBRIS ON DOOR SLIDES. CLEANED AND LUBED. FUNCTIONAL CHECKED GOOD IAW AMM TASK 52-11-00-720-802. RETURNED TO SERVICE.

Part: SEAL — TORN (CARGO DOOR) · airframe 28,963 hrs · 29,946 cycles

AFTER TAKEOFF AIRCRAFT FAILED TO PRESSURIZE. RETURNED TO FIELD. LANDING UNEVENTFUL. INTERROGATED CDS, NO APPLICABLE FAULTS. R & R AFT OUTFLOW VALUE. NO HELP. R & R AFT CARGO DOOR SEAL DUE TO TORN SEAL. ACFT PRESSURIZES NORMALLY. RETURNED TO SERVICE.

Part: CONTACTOR — MALFUNCTIONED (NR 1 ISOLATOR) · airframe 28,640 hrs · 29,874 cycles

AFTER TAKEOFF, LT AC BUS, LT TRU, PETOT HEAT 1, & PUSH SYS FAIL CAUTION LIGHTS ILLUMINATED. RETURNED TO FIELD. AFTER LANDING, NR 1 STALL SYS FAIL AND NR 2 STALL SYS FAIL CAUTION LIGHTS ILLUMINATED. C/W FIM 24-21-00-810-801, R & R THE NR 1 ISOLATOR CONTACTOR IAW TASK 30-61-16-000-802 & 30-61-16-400-802, OPS TEST OF AC VARIABLE SYS GOOD, OPS TEST OF PROP DE-ICE SYS GOOD, OPS TEST OF DC SYS GOOD. PERFORMED AN OPS TEST OF THE STALL PROTECTION MODULE IAW T/C 6273301. OPS CHECK GOOD. A/C REMAINS CAT III QUALIFIED, COCK PIT PLACARD REMAINS CAT III, MX CONTROL NR 68530 HAS BEEN NOTIFIED. C/W OPS TEST OF STALL WARN/PUSHER OPS TEST IAW AMM TASK 27-33-00-710-802. NO DFECTS, NO FAULTS, NO CAUTIONS.

Part: WINDOW — LEAKING (COCKPIT) · airframe 28,601 hrs · 29,831 cycles

LOUD WHINE COMING FROM CAPTAINS SIDE WINDOW. ISOLATED TO TOP MIDDLE OF WINDOW. STARTED ABOVE 4.6PSI CABIN DIFFERENTIAL. WAS VERY LOUD AT 5.4 PSI AT CRUISE. DIVERTED AND MADE A UNEVENTFUL LANDING. INSPECTED CAPTAIN'S SIDE WINDOW. ALL FASTENERS PRESENT IN WINDOW. TORQUED WINDOW IAW AMM TASK 56-10-06-400-801. STEPS 1-3, STEP 4B (7) (A)-(C) AND STEP 5C. PRESSURIZED ACFT TO 5.5 PSI. NO LEAKS NOTED IAW AMM 21-00-00-863-801. NO DEFECTS NOTED. RETURNED TO SERVICE.

Part: SWITCH — MALFUNCTIONED (EMERGENCY LIGHTS) · airframe 28,565 hrs · 29,787 cycles

EMERGENCY LIGHT SWITCH IN ARM POSITION ILLUMINATES EMERGENCY LIGHTS IN CABIN. OPS CHECKED EMERGENCY LIGHT SYSTEM IAW AMM TASK 33-51-00-710-801. OPS CHECKED GOOD. COULD NOT DUPLICATE. RETURNED TO SERVICE.

Part: BEARING — WORN (TRANSDUCER) · airframe 28,509 hrs · 29,726 cycles

ON POST FLIGHT INSPECTION, FOUND SMOKE COMING FROM RT MLG BRAKE. SMOKE CEASED AFTER APPROX 10 MINUTES AND WHEEL FELT MODERATELY HOT TO TOUCH. COMPLIED WITH GVI OF TIRE AND BRAKE AREA RT, REPLACED NR 3 TIRE AND BRAKE ASSY. PERFORMED HIGH SPEED TAXI CHECK WITH ANTI SKID ON AND OFF. NO DEFECTS NOTED. NO LEAKS NOTED. INSPECTED AND FOUND THE RT OTBD WHEEL SPEED TRANSDUCER BEARINGS WORN. R & R THE RT INBD AND RT OTBD WHEEL SPEED TRANSDUCERS IAW AMM TASK 32-46-11-000-801 AND 32-46-11-400-801. FUNCTIONAL TESTED NORMAL. RETURNED TO SERVICE.

Part: DOOR — LACK OF LUBE (MAIN PAX) · airframe 28,297 hrs · 19,539 cycles

F/A REPORTED MAIN CABIN DOOR HARD TO OPEN. INSPECTED MCD AND FOUND FORCE REQUIRED WAS OUT OF LIMITS. PERFORMED LUBRICATION OF FWD PAX DOOR IAW AMM TASK 12-20-01-640-805. PERFORMED FUNCTIONAL CHECK IAW AMM TASK 52-11-00-720-802. FOUND TO WITHIN LIMITS. RETURNED TO SERVICE.

Part: BRACKET — BROKEN (ZONE 200) · airframe 27,946 hrs · 29,129 cycles

DURING JACKING OF ACFT, FOUND THE ATTACH BRACKET FOR THE FWD EMERGENCY DOOR SURROUND BROKEN ON THE AIRFRAME DOOR APERATURE (AFT MIDDLE BRACKET). REPLACED BRACKET IAW SRM 51-42-05.

Part: SEAL — OUT OF POSITION (PAX DOOR) · airframe 27,763 hrs · 28,927 cycles

REAR PASSENGER DOOR DIFFICULT TO OPEN AND WILL NOT CLOSE AND LOCK. DOOR SEAL SEEMS TO OBSTRUCT CLOSURE. REPOSITIONED, CLEANED AND LUBED SEAL. COMPLIED WITH AMM TASK 52-12-00-710-802 OPS TEST OF AFT PAX DOOR NO DEFECTS NOTED. RETURNED TO SERVICE.

Part: SHUTOFF VALVE — MALFUNCTIONED (HYD SYSTEM) · airframe 27,703 hrs · 28,864 cycles

NR 1 RUDDER HYD CAUTION ILLUMINATED. RETURNED TO FIELD. LANDING UNEVENTFUL. R & R NR 1 RUDDER SHUTOFF VALVE IAW AMM TASKS 27-21-28-000-801 AND 27-21-28-400-801. OPS CHECK GOOD. NO LEAKS NOTED. NR 1 HYD CAUTION LIGHT DID NOT RETURN. RETURNED TO SERVICE.

Part: WARNING MESSAGE — FALSE ACTIVATION (RUDDER HYD SYS) · airframe 27,603 hrs · 28,749 cycles

NR 1 RUDDER HYD CAUTION MESSAGE. DIVERTED. LANDING UNEVENTFUL. RUDDER SYS OP CHECKS GOOD IAW AMM TASK 27-20-000-710-802. C/W OP TEST OF IOP NR 1 DUE TO REPLACEMENT TC 6314101. C/W LLM RTS TEST IAW TC 6314101 OP TESTS GOOD. ACFT REMAINS CAT III QUALIFIED. RETURNED TO SERVICE.

Part: SUPPORT — CORRODED (THRESHOLD) · airframe 27,377 hrs · 28,511 cycles

FORWARD PAX DOOR THRESHOLD AND THRESHOLD SUPPORT ARE CORRODED. REMOVED THRESHOLD IAW SRM 51-42-05-02-01 REV 12. REMOVED THRESHOLD SUPPORT AND CORNER CASTINGS IAW SRM REV 12 51-42-45-02-01 AND 51-42-05-02-01. CORROSION DAMAGE TO THRESHOLD SUPPORT CHANNEL AND THRESHOLD SUPPORT MEMBER OUT OF LIMITS IAW RD8/4-53-1660, ISSUE 2. MATCH DRILLED TO ACFT IAW SRM REV 12 51-40-07-02-01. INSTALLED THRESHOLD SUPPORT IAW SRM, REV 12 51-42-05-02-01, AND 51-23-00-00-01. INSTALLED THRESHOLD AND CORNER FITTINGS/SEAL RETAINER IAW SRM REV 12 51-42-05-02-01, 51-42-45-02-01, 51-23-00-00-01 AND 51-25-15-02-01.

Part: BULKHEAD — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

G3 STAGGERED BULKHEAD HAS AREAS OF CORROSION AND DELAMINATION. REMOVED CORROSION IAW SRM REV 12 51-21-00-00-02. MIN REMAINING THICKNESS NOTED .118", CONFIRMED AFFECTED AREA CRACK FREE REF NTM 51-00-04-910-801, PT 1 AND 51-00-06-910-801 PT 1, REV 7. NO DEBOND NOTED IN AFFECTED AREA REF NTM 51-00-04-910-801, PT 1, REV 7. FOUND BLENDS ON LOWER SURFACE OF INTERNAL CHANNEL TO BE WITHIN LIMITS IAW RD8/4-25-294 ISUE 1. ALL OTHER AREAS TO BE REPAIRED IAW RD8/4-25-294, ISSUE 1.

Part: ROLLER — OUT OF ADJUST (TE FLAP TRACK) · airframe 27,377 hrs · 28,511 cycles

LT FLAP NR 4 AND NR 5 FLAP TRACK DEAD WEIGHT ROLLERS FAILED GAP CHECK. ADJUSTED LOWER DEAD WEIGHT ROLLERS ON LT NR 4 AND NR 5 FLAP TRACKS IAW AMM 27-52-00-820-802 PARA 1-3 AND 4C STEP (1)-(6) REV 40 DEAD WEIGHT ROLLERS FAILED GAP CHECK. TOOK MEASUREMENTS BETWEEN 0 DEGREES AND 15 DEGREES. ADJUSTED LT NR 5 INBD TO A MIN OF .020 IAW AMM 27-52-00-820-802, PARA 1-3 AND 4C STEP (1)-(6) REV 40 . RIGGED THE LT OTBD FLAP IAW AMM 27-52-00-820-802 PARA 4C STEP (7)-(10) REV 40 AND AMM 27-52-00-830-801, PARA 1-4A, REV 40. IN ACCEPTABLE SERVICE LIMITATIONS IAW CSL 84-27-021, REV 5.

Part: FAIRING — DAMAGED (TE FLAP) · airframe 27,377 hrs · 28,511 cycles

RT OTBD FLAP NR 4 FLAP TRACK AFT TRACK FAIRING HAS CHAFING DAMAGE FROM CANOE FAIRING. FOUND DAMAGE TO BE TO FILLER ONLY. NO DAMAGE TO COMPOSITE. BLENDED AREA IAW SRM 51-25-80-02-01, 5A (1-5) REV 12. APON FURTHER INVESTIGATION FOUND CHAFING INTO COMPOSITE. REPAIRED NR 4 AFT FLAP TRACK FAIRING IAW RD8/4-53-51-065, REPAIR SCHEME 1, SURFACE PREPARATION STEPS 1-5, REPAIR PROCEDURE REPAIR SCHEME 1 STEPS 1-4 ISSUE 1 DTD 24 MAY 06. PAINTED AFFECTED AREA OF RT OTBD FLAP NR 4 FLAP TRACK AFT FAIRING IAW AMM 51-25-31-370-801, REV 40, DATED SEP 05/2012. RD8/4-51-065 HAS BEEN INCORPORATED INTO SRM 51-70-00 REV 12. PERFORMED OPS TEST OF THE WING FLAPS IAW AMM 27-50-00-710-801, REV 40 FOUND TO BE SUFICIENT CLEARANCE BETWEEN FAIRINGS.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FRAME X236 HAS CORROSION ON FWD SIDE BETWEEN 31P AND 32P. REMOVED CROSS BRACES FWD AND AFT OF FR 26 IAW AMM 20-10-01-430-801. REMOVED FWD FITTING IAW SRM 51-42-05-02-01 AND 51-40-15-02-01, REV 12. REMOVED HILITES FROM AFT FITTING IAW SRM 51-40-15-02-01, REV 12. REMOVED STANTION, 31P AT FR 236, IAW SRM 51-42-05-02-01, REV 12. REMOVED CORROSION FROM FRAME 236 IAW SRM 51-21-00-00-02. MIN REMAINING THICKNESS NOTED .036" CONFIRMED AFFECTED AREA CRACK FREE REF NTM 51-00-04-910-801 PT 1 AND 51-00-06-910-801 PT 1 REV 7. ALODINED, PRIMED AND INSTALLED RIVETS ON FRAME X236 FLANGES IAW SRM 51-21-10-02-01, 51-25-10-02-01 AND 51-42-05-02-01. PAINTED INT IAW SRM 51-25-15-02-01, REV 12. TO INSTALLED FITTING AND AFT FITTING HARDWARE & FASTENERS SRM 51-40-15-02-01 AND SRM 51-42-05-02-01. INSTALLED STANTION IAW SRM 51-42-05-02-01, SRM 51-41-05-00-01. APPLIED PRIMER AND PAINT IAW SRM 51-25-10-02-01 AND 51-25-15-02-01 INSTALLED CROSS BRACES FORWARD AND AFT OF FRAME 236 SRM 51-41-05-00-01. DAMAGE FOUND TO BE WITHIN LIMITS RD8/4-53-5129. COMPLIED WITH HRZ TC RD8/4-53-5129.

Part: FRAME — CORRODED (FUSLEAGE) · airframe 27,377 hrs · 28,511 cycles

BS 236 FRAME, FLANGES AND VERTICAL LEG HAVE CORROSION BETWEEN STR 29S AND 33. REMOVED RIVETS 14EA BETWEEN 29S AND 33 FLANGES TO ACCESS FOR CORROSION REMOVAL IAW SRM REV 12 51-42-05-02-01. REMOVED CORROSION FROM X236 FRAME, FLANGES AND VERTICAL LEGS BETWEEN STRINGER 29S-33 IAW SRM 53-00-00-02-09 AND SRM 51-21-00-00-02. MIN REMAINING THICKNESS NOTED .032" CONFIRMED AFFECTED AREAS CRACK FREE REF NTM 51-00-04-910-801, PT 1 AND 51-00-06-910-801 PT 1. ALODINED, PRIMED AND INSTALLED RIVETS ON X236 FRAME FLANGES BETWEEN STR 29S AND 33 IAW SRM 51-21-10-02-01, 51-25-10-02-01 AND 51-42-05-02-01. PAINTED INT IAW SRM 51-25-15-02-01. DAMAGE IS WITHIN LIMITS IAW RD8/4-53-5129. OMPLIED WITH HRZ TC RD8/4-53-5129.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

X236 FRAME, FLANGES AND VERTICAL LEG HAVE CORROSION BETWEEN STR 28P AND 33. REMOVED RIVETS FROM FRAME 236 BETWEENS TR 28P AND 33 AND REMOVED AFT FITTING AT FRAME 236 STR 31P TO FOM IAW SRM 51-42-05-02-01, REV 12. REMOVED CORROSION ON FRAME 236 BETWEEN STR 28P AND 33 IAW SRM 51-21-00-00-02, REV 12. MIN REMAINING THICKNESS NOTED .037" CONFIRMED AFFECTED AREAS CRACK FREE REF NTM 51-00-04-910-801 PT 1 AND 51-00-06-910-801 PT 1. ALODINED, PRIMED AND INSTALLED RIVETS ON X236 FRAME FLANGES BETWEEN STR 28P AND 33 IAW SRM 51-21-10-02-01, 51-25-10-02-01 AND 51-42-05-02-01. PAINTED INT IAW SRM 51-25-15-02-01. INSTALLED FITTING IAW SRM 51-40-15-02-01, SRM 51-42-05-02-01. APPLIED PRIMER AND PAINT IAW SRM 51-25-10-02-01 AND 51-25-15-02-01. CPC WILL BE APPLIED ON TC 531000Q01-60176-CMBD, WO 142457. DAMAGE IS IN LIMITS IAW RD8/4-53-5129. COMPLIED WITH TC RD8/4-53-5129.

Part: FRAME — CORRODED (BS 301) · airframe 27,377 hrs · 28,511 cycles

BS 301 FRAME FLANGES AND VERTICAL LEG HAVE CORROSION BETWEEN STR 31S AND 33. REMOVED RIVETS ON FRAME FLANGES BETWEEN STR 31S AND 33 IAW SRM 51-42-05-02-01, REV 12. REMOVED CORROSION ON FRAME FLANGES AND VERTICAL LEFS IAW SRM 51-21-00-00-02, REV 12 MIN THICKNESS NOTED .037", CONFIRMED CRACK FREE REF NTM 51-00-04-910-801, PT 1 & 51-00-06-910-801 PT 1 REV 7. ALODINED IAW SRM 51-21-10-02-01, REV 12. PRIMED IAW SRM 51-25-10-02-01, REV 12. INSTALLED RIVETS IAW SRM 51-42-05-02-01, REV 12. ALLOWANCE GIVEN TO CONTINUE REPAIR VIA EMAIL IN ADVANCE TO RD FROM MFG- REF DTRA-13-1575465. APPLIED PRIMER AND TOP COAT IAW SRM 51-25-10-02-01 + 51-25-15-02-01, REV 12. APPLIED CPC IAW AMM 51-25-01-390-801, REV 40. APPLIED EXTERIOR TOP COAT IAW SRM 51-25-15-02-01, REV 12. MATERIAL LOSS FOUND TO BE IN LIMITS RD8/4-53-5158, ISSUE 1. COMPLIED WITH TC RD8/4-53-5158, WO 142457.

Part: ATTACH FITTING — WORN (FLAP CARRAGE) · airframe 27,377 hrs · 28,511 cycles

RT NR 4 FLAP CARRIAGE INBD FWD UPPER LUG WORN FROM CONTACTING TOP OF FLAP TRACK BEAM. REMOVED MATERIAL AT CHAFING AREA ON T/H NR 4 FLAP CARRIAGE, INBD FWD LUG IAW RD8/4-57-228, ISSUE 1, PAGE 3. MEASURED INBD FWD UPPER LUG ON RT NR 4 FLAP CARRIAGE IAW RD8/4-57-228 SECT 1, PAGE 3, ISSUE 1 LUG MEASURES .003 WITHIN LIMITS. VERIFIED AREA TO BE CRACK FREE REF NTM 51-00-06-910-801, PART 1, REV 7. ALODINE, AND PRIMED AFFECTED AREA. APPLIED TOP COAT IAW RD8/4-57-228 ISSUE 1. REMOVED APPROX .012" BY BLENDING IAW RD8/4-57-228 ISSUE 1 DATED OCT 27, 03. REMAINING THICKNESS AFTER REWORK OF .286" FOUND TO BE WITHIN LIMITS IAW SAME AND MINIMUM CLEARANCE .035" IS ACHIEVED THROUGHOUT FLAP TRAVEL. CONFIRMED AFFECTED AREA OF LUG CRACK FREE REF NTM 51-00-06-910-801 PT 1 REV 7. TREATED AND RESTORED SURFACE PROTECTION IAW RD8/4-57-228 ISSUE 1.

Part: ROLLER — DAMAGED (NR 5 FLAP TRACK) · airframe 27,377 hrs · 28,511 cycles

LT NR 5 FLAP TRACK CARRIAGE DW ROLLERS BEYOND AMM LIMITS. REPLACED LT NR 4 FLAP TRACK CARRIAGE LOWER DW ROLLERS IAW TASK CARD CSL84-27-021/3. FUNCTIONAL TEST OF FLAP CONTROL SYSTEM AND OPS TEST OF THE WING FLAPS C/W NO DEFECTS NOTED IAW AMM 27-50-00-710-801 & 27-51-00-720-801.

Part: FRAME — CORRODED (BS 301) · airframe 27,377 hrs · 28,511 cycles

BS 301 FRAME FLANGES AND VERTICAL LEG HAVE CORROSION BETWEEN STR 29P AND 33. REMOVED RIVETS FROM FLANGES BETWEEN STR 29P AND 33 FOR ACCESS IAW SRM 51-42-05-02-01, REV 12. REMOVED CORROSION FROM FRAME FLANGES AND VERTICAL LEFS IAW SRM 51-21-00-00-02, REV 12. MIN THICKNESS NOTED .036", CONFIRMED CRACK FREE REF NTM 51-00-04-910-801 PT 1 & 51-00-06-910-801, PT 1, REV 7. ALODINED IAW IAW SRM 51-21-10-02-01, REV 12. PRIMED IAW SRM 51-25-10-02-01, REV 12. INSTALLED RIVETS IAW SRM 51-42-05-02-01, REV 12. ALLOWANCE GIVEN TO CONTINUE REPAIR CIA EMAIL IN ADVANCE TO RD FROM MFG- REF DTRA-13-157465. APPLIED PRIMER AND TOP COAT IAW SRM 51-25-10-02-01 + 51-25-15-02-01, REV 12. APPLIED CPC IAW AMM 51-25-01-390-801, REV 40. APPLIED EXTERNAL TOP COAT IAW SRM 51-25-15-02-01, REV 12. MATERIAL LOSS FOUND TO BE IN LIMITS IAW RD8/4-53-5158, ISSUE 1. COMPLIED WITH TC RD8/4-53-5158, WO 142457.

Part: BEAM — CRACKED (PAX DOORWAY) · airframe 27,377 hrs · 28,511 cycles

AFT ENTRY DOOR BEAM TWO CRACKED AT CENTER LOCATION. CUTOUT DAMAGED AREA IAW RD8/4-52-892. VERIFIED CRACK FREE PER RD8/4-52-892. MATCH DRILLED NEW BEAM IAW SRM 51-40-07-02-01 & 51-20-00-00-01. INSTALLED BEAM IAW SRM 51-42-05-02-01.

Part: THRESHOLD — CORRODED (PAX DOORWAY) · airframe 27,377 hrs · 28,511 cycles

AFT PAX DOOR THRESHOLD HAS CORROSION VISIBLE BETWEEN THE SKIN PROTECTION ANGLE AND THE THRESHOLD COVER PLATE. INSTALLED THRESHOLD WEB IAW SRM 51-42-45-02-01 AND 51-42-05-02-01. INSTALLED THRESHOLD STAINLESS SCUFF PLATE AND SILL KICK PLATE THRESHOLD IAW SRM REV 12 51-41-05-00-01 AND 51-23-00-00-01.

Part: SUPPORT — CORRODED (PAX DOOR) · airframe 27,377 hrs · 28,511 cycles

FORWARD PAX DOOR TORQUE TUBE AFT SUPPORT PLATE IS CORRODED STA X26.7. REMOVED THE FWD PAX DOOR TORQUE TUBE ANTI FLOODING SEAL PLATES IAW AMM 52-11-26-000-801, REV 40. REMOVED CORROSION FROM THE SEAL PLATES IAW SRM 51-21-00-00-01, REV 12. NO DAMAGE ALLOWED ON SEAL/SUPPORT PLATES IAW SRM 53-20-23, REV 12. FABRICATED SEAL PLATES DWG NR 85329690-A, NR 100259, WO 120794 FOR FABRICATION DETAILS. OK TO INSTALL NEW PARTS. INSTALLED THE FWD PAX DOOR TORQUE TUBE ANTI FLOODING SEAL PLATES IAW AMM 52-11-26-400-801, REV 40. NOTE: REMOVAL AND INSTALLATION ACCOMPLISHED IAW SRM 51-41-05-00-01, REV 12, FOR SEAL PLATE.

Part: STRUCTURE — CORRODED (PAX DOOR) · airframe 27,377 hrs · 28,511 cycles

FWD PAX DOOR AFT GOOSENECK CORRODED AT TOP NEAR HINGE ATTACH POINT. REMOVED FWD PAX DOOR AFT GOOSENECK IAW AMM TASK 52-11-23-000-801, REV 40, STEPS 1-3, 4F. MATCH DRILLED NEW GOOSENECK IAW AMM TASK 52-11-23-400-801, REV 40 STEPS 1-3, 4A (1)-(13). INSTALLED FWD PAX DOOR AFT GOOSENECK IAW AMM TASK 52-11-23-400-801, REV 40, STEPS 1-3, 4A (14) -(21).

Part: PLATE — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

UNDERFLOOR CONNECTOR PLUG CROSSOVER PLATE HAS CORROSION STA X-39 TO STA X-18.25. REMOVED CORROSION IAW SRM 51-21-00-00-02. MIN NOTED THICKNESS .060" CONFIRMED CRACK FREE REF NTM 51-00-04-910-801 PT 1 AND 51-00-06-910-801 PT 1 MIN REMAINING THICKNESS FOUND IN LIMITS IAW RD 8/4-53-5144. PRIMED AND APPLIED CPC IAW RD 8/4-53-5144. COMPLIED WITH TC RD 8/4-53-5144.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

INBD WARDROBE FLOOR SUPPORT RAIL HAS AREAS OF CORROSION STA X-39 TO X-1. REMOVED RIVETS ON INBD WARDROBE FLOOR SUPPORT RAIL IAW SRM 51-42-05-02-01. REMOVED BOLT ON INBD WARDROBE FLOOR SUPPORT RAIL IAW 51-41-00-00-01. REMOVED CORROSION ON INBD WARDROBE FLOOR SUPPORT RAIL IAW SRM 51-21-00-00-02. MIN THICKNESS NOTED .048", CONFIRMED CRACK FREE REF NTM 51-00-04-910-801 PT 1 AND 51-00-06-910-801 PT 1. ALODINE, PRIMED WORKED AREA IAW SRM 51-21-10-02-01 AND 51-25-10-02-01. APPLIED TOOP COAT AND CPC IAW SRM 51-25-15-02-01 AND AMM 51-25-01-390-801. INSTALLED RIVETS AND BOLT AND TOP COATED IAW SRM 51-42-05-02-01, 51-25-15-02-01 AND AMM 20-10-01-430-801. MATERIAL LOSS FOUND IN LIMITS IAW RD 8/4-53-5134. COMPLIED WITH RD 8/4-53-5134.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

OTBD WARDROBE FLOOR SUPPORT RAIL HAS AREAS OF CORROSION STA X-39 TO X-1. REMOVED RIVETS ON OTBD WARDROBE FLOOR SUPPORT RAIL IAW SRM 51-42-05-02-01. REMOVED BOLT ON OTBD WAREROBE FLOOR SUPPORT RAIL IAW SRM 51-41-00-00-01. REMOVED CORROSION IAW SRM 51-21-00-00-02. MIN THICKNESS NOTED .049" CONFIRMED CRACK FREE REF NTM 51-00-04-910-801 PT 1. ALODINED, PRIMED AREA IAW SRM 51-21-10-02-01 AND 51-25-10-02-01. INSTALLED RIVETS IAW SRM 51-42-05-02-01. TOP COATED IAW SRM 51-25-15-02-01. APPLIED CPC IAW AMM 51-25-01-390-801, REINSTALLED BOLT IAW AMM 20-10-01-430-801. MATERIAL LOSS FOUND IN LIMITS IAW RD 8/4-533-5134. COMPLIED WITH TC RD 8/4-53-5134.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FRAME 1.0 FLANGE IS CORRODED STR 28S TO 30S. REMOVED RIVETS ON FRAME 1.0 FLANGE BETWEEN STR 30S AND 29S IAW SRM 51-42-05-02-01 REV 12. REMOVED CORROSION ON FRAME 1.0 FLANGE BETWEEN STR 30S AND 29S IAW SRM 51-21-00-00-02, REV 12. PERFORMED UT THICKNESS OF BLENDS IAW NTM 51-00-04-910-801, PT 1, REV 7. MINIMUM THICKNESS ON SKIN FLANGE MEASURED 0.045". CONFIRMED CRACK FREE REF NTM 51-00-06-910-801, PT 1, REV 7. APPLIED ALODINE AND PRIMER IAW SRM 51-21-10-02-01, REV 12, AND 51-25-10-02-01, REV 12. REMOVED RIVETS AND CORROSION FROM FRAME 1.0 FLANGE BETWEEN STR 29S TO 28S IAW SRM 51-42-05-02-01, 51-21-00-00-02, REV 12. PERFORMED UT THICKNESS OF BLENDS STR 28S-29S IAW NTM 51-00-04-910-801, PART 1, REV 7. MINIMUM REMAINING THICKNESS MEASURED 0.048". CONFIRMED CRACK FREE REF NTM 51-00-06-910-801, PART 1, REV 7. NOMINAL THICKNESS OF FRAME X1.0 IS .050". MATERIAL LOSS FOUND TO BE WITHIN LIMITS ON SKIN FLANGES 28S TO 30S IAW SRM 53-20-15-00-01, 53-00-00-02-09, REV 12. MATERIAL LOSS FOUND TO BE OUT OF LIMITS ON VERTICAL WEB BETWEEN STR 30S-29S IAW SRM 53-20-15-00-01, REV 12. ALODINED AND PRIMED SKIN FLANGE BETWEEN STR 29S TO 28S IAW SRM 51-21-10-02-01, 51-25-10-02-01, REV 12. OK TO INSTALL RIVETS. INSTALLED RIVETS INTO SKIN FLANGES BETWEEN STR 28S TO 30S IAW SRM 53-00-00-02-09, REV 12. APPLIED ALUMINIZED PAINT TO REWORKED AREA IAW SRM 53-00-00-02-09, 51-25-15-02-01, REV 12. CPC WILL BE COMPLETED ON TC 531000Q01-60176-CMBD WO 142457. APPLEID EXTERIOR TOPCOAT IAW SRM 51-25-15-02-01, REV 12. MATERIAL LOSS FOUND TO BE IN LIMITS IAW RD8/4-53-5139 ISSUE 1. COMPLIED WITH TC RD8/4-53-5139, WO 142457.

Part: STRINGER — CORRODED (32 RIGHT) · airframe 27,377 hrs · 28,511 cycles

STRINGER 32S IS CORRODED, STA 156 TO X 176. REMOVED RIVETS IAW SRM 51-42-05-02-01. MINIMUM THICKNESS REMAINING NOTED .068" REF NDTM PART 1, TASK 51-00-04-910-801 AND VERIFIED AFFECTED AREA TO BE CRACK FREE USING HFEC REF NDTM PART 1 TASK 51-00-06-910-801. ORIGINAL NOMINAL OF STRINGER 32S IS .080 IAW DWG NR 8532757. STRINGER IS WITHIN LIMITS IAW RD8/4-53-5114. APPLIED ALODINE AND PRIMER IAW SRM 51-21-10-02-01 AND 51-25-10-02. INSTALLED RIVETS ON STRINGER 32S IAW SRM 51-42-05-02-01. APPLIED TOP COAT AND AV8 IAW AMM 51-25-01-390-801 AND 51-25-15-02-01. COMPLIED WITH TC RD8/4-53-5114, WO 142457.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FRAME 1.0, FLANGES ARE CORRODED STR 31S-33. REMOVED RIVETS FROM FRAME 1.0 FLANGES BETWEEN STR 31S-33 IAW SRM 51-42-05-02-01, REV 12. REMOVED CORROSION ON FRAME 1.0 FLANGES BETWEEN STR 31S-33 IAW SRM 51-21-00-00-02, REV 12. PERFORMED UT THICKNESS OF BLENDS IAW NTM 51-00-04-910-801, PART 1, REV 7. MINIMUM THICKNESS OF VERTICAL WEB 31S TO 32S, MEASURED 0.049" AND SKIN FLANGE MINIMUM MEASURED 0.046". MINIMUM THICKNESS 32S-33 ON FLANGE MEASURED 0.044" AND ON VERTICAL WEB MEASURED 0.045". CONFIRMED CRACK FREE REF NTM 51-00-06-910-801 PT 1, REV 7. ALODINED AND PRIMED IAW SRM 51-21-10-02-01, REV 12 AND SRM 51-25-10-02-01, REV 12. NOMINAL THICKNESS OF FRAME X1.0 IS .050". MATERIAL LOSS FOUND TO BE WITHIN LIMITS ON SKIN FLANGE 31S-32S IAW Q400 SRM 53-20-15-00-01, 53-00-00-02-09 REV 12. MATERIAL LOSS FOUND TO BE OUT OF LIMITS ON SKIN FLANGE 32S-33 AND VERTICAL WEB 31S-33 IAW SRM 53-20-15-00-01, REV 12. OK TO INSTALL RIVETS. INSTALLED RIVETS INTO SKIN FLANGES BETWEEN STR 31S TO 32S IAW SRM 53-00-00-02-09, REV 12. INSTALLED RIVETS INTO SKIN FLANGE BETWEEN STR 32S TO 33 IAW SRM 51-42-05-02-01, REV 12. APPLIED ALUMINIZED PAINT TO REWORKED AREA IAW SRM 53-00-00-02-09, 51-25-15-02-01 REV 12. CPC WILL BE COMPLETED ON TC 531000Q01-60176-CMBD, WO 142457. APPLIED EXTERNAL TOPCOAT IAW SRM 51-25-15-02-01, REV 12. MATERIAL LOSS FOUND TO BE IN LIMITS IAW RD8/4-53-5139, ISSUE 1. COMPLIED WITH TC RD8/4-53-5139, WO 142457.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

X341 FRAME FLANGES AND VERTICAL LEG HAVE CORROSION BETWEEN STRINGERS 31S AND 33. REMOVED NECESSARY RIVETS TO ACCESS CORROSION IAW SRM 51-42-05-02-01. CLEANED AND BLENDED CORROSION AND FOUND TO BE OUT OF LIMITS IAW RD 8/4-53-2344. NOTIFIED MFG ENGINEERING. MIN THICKNESS NOTED .044 REF NTM 51-00-04-910-801 PT 1, CONFIRMED BLENDED AREAS CRACK FREE REF NTM 51-00-06-910-801 PT 1. MATERIAL LOSS FOUND IN LIMITS IAW RD 8/4-53-5159. ALODINED, PRIMED AND INSTALLED RIVETS IAW SRM 51-21-10-02-01, 51-25-10-02-01 AND 51-42-05-02-01. APPLIED TOP COAT AND CPC IAW SRM 51-25-15-02-01 AND AMM 51-25-01-390-801. APPLIED EXTERNAL TOP COAT IAW SRM 51-25-15-02-01. COMPLIED WITH TC RD 8/4-53-5159.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FRAME 19.4 FLANGES AND WEB ARE CORRODED STR 28P-32P. REMOVED NECESSARY RIVETS FOR ACCESS AND REMOVED CORROSION IAW SRM 51-42-05-02-01 AND 51-21-00-00-02. PERFORMED UT THICKNESS OF BLENDS IAW NTM 51-00-04-910-801, PT 1. CONFIRMED CRACK FREE IAW NTM 51-00-06-910-801 PT 1 AND NTM 51-00-04-910-801 PT 1. ALODINED AND PRIMED IAW SRM 51-21-10-02-01 AND 51-25-10-02-01. INSTALLED RIVETS IAW SRM 51-42-05-02-01. MATERIAL LOSS FOUND IN LIMITS IAW RD 8/4-53-5140. COMPLIED WITH TC RD 8/4-53-5140.

Part: STRUCTURE — CORRODED (RT WING) · airframe 27,377 hrs · 28,511 cycles

RT WING INBD L/E INBD MATING SURFACE FOR 611AL HAS BARE METAL AND FRETTING CORROSION. REMOVED CORROSION IAW SRM 51-21-00-00-02. MIN REMAINING THICKNESS NOTED .034', CONFIRMED AFFECTED AREA CRACK FREE REF NTM 51-00-04-910-801 PT1 & 51-00-06-910-801 PT1 REV 7. COMPLETED STEPS 4 THRU 6 OF RD 8/4-53-5106 ISSUE 1. APPLIED MOISTURE DISPLAYING COMPOUND IAW STEP 7 OF RD 8/4-53-5106. COMPLIED WITH TC RD8/4-53-5106, WO 142457.

Part: STRINGER — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

STRINGER 32S HAS CORROSION AND CORRODED RIVETS BETWEEN STA X216 AND X236. REMOVED COMMON RIVETS TO STR 32S FROM STA X216 TO X236 IAW SRM 51-42-05-02-01 AND REMOVED CORROSION IAW SRM 51-21-00-00-02. MIN THICKNESS REMAINING .068", REF NDTM 51-00-04-910-801 PT 1 AND VERIFIED AFFECTED AREA TO BE CRACK FREE NDTM 51-00-06-910-801 PT 1. DAMAGE IS WITHIN LIMITS IAW RD 8/4-53-5114. APPLIED ALODINE AND PRIMER IAW SRM 51-21-10-02-01 AND 51-25-10-02-01. INSTALLED RIVETS IAW SRM 51-42-05-02-01. APPLIED TOP COAT AND AV8 IAW AMM 51-25-01-390-801 AND 51-25-15-02-01. COMPLIED WITH TC RD 8/4-53-5114.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FRAME 1.0, FLANGES ARE CORRODED STR 29P-33. REMOVED RIVETS FROM FRAME 1.0 FLANGES BETWEEN STR 33-29P IAW SRM 51-42-05-02-01, REV 12. REMOVED CORROSION ON FRAME 1.0 FLANGES BETWEEN STR 29P-33 IAW SRM 51-21-00-00-02, REV 12. PERFORMED UT THICKNESS OF BLENDS IAW NTM 51-00-04-910-801, PART 1, REV 7. MINIMUM THICKNESS 29P-30P MEASURED 0.048" ON VERTICLE WEB AND 0.046" ON SKIN FLANGE, 32P-31P MEASURED 0.047" ON VERTICALE WEB AND 0.044" ON SKIN FLANGE, 32P-33, MEASURED 0.048" ON VERTICAL WEB AND 0.046" ON SKIN FLANGE. CONFIRMED CRACK FREE REF NTM 51-00-06-910-801, PT 1, REV 7. ALODINED AND PRIMED IAW SRM 51-21-10-02-01 REV 12 AND SRM 51-25-10-02-01 REV 12. NOMINAL THICKNESS OF FRAME X1.0 IS .050". MATERIAL LOSS FOUND TO BE WITHIN LIMITS ON SKIN FLANGES 29P-30P AND 32P-33 IAW SRM 53-00-00-02-09, REV 12. MATERIAL LOSS FOUND TO BE OUT OF LIMITS ON SKIN FLANGE 32P-31P AND VERTICAL WEB BETWEEN 29P-33 IAW SRM 53-20-15-00-01, REV 12. OK TO INSTALL RIVETS. INSTALLED RIVETS INTO SKIN FLANGES BETWEEN STR 29P-30P AND STR 32P-33 IAW SRM 53-00-00-02-09, REV 12. INSTALLED RIVETS INTO SKIN FLANGE BETWEEN 30P-31P IAW SRM 51-42-05-02-01, REV 12. APPLIED ALUMINIZED PAINT TO REWORKED AREA IAW SRM 53-00-00-02-09, 51-25-15-02-01 REV 12. CPC WILL BE COMPLETED ON TASK CARD 531000Q01-60176-CMBD, WO 142457. APPLIED EXTERNAL TOP COAT IAW SRM 51-25-15-02-01, REV 12. MATERIAL LOSS FOUND TO BE IN LIMITS IAW RD8/4-53-5139 ISSUE 1. NOTE: BETWEEN STRINGERS 30P-31P CORROSION WAS LIMITED TO FASTENERS ONLY. COMPLIED WITH TC RD8/4-53-5139, WO 142457.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FRAME 156 FLANGES AND WEB ARE CORRODED STR 29P-33. REMOVED RIVETS IAW SRM 51-42-05-02-01. REMOVED CROSS BRACE AFT OF FR156 AND STANCHION IAW AMM 20-10-01-450-801 AND 51-42-05-02-01. REMOVED CORROSION IAW SRM 51-21-00-00-02. MIN THICKNESS NOTED .028", CONFIRMED CRACK FREE REF NTM 51-00-04-910-801 PT 1 AND 51-00-06-910-801 PT 1. ALODINED, PRIMED AND INSTALLED RIVETS IAW SRM 51-21-10-02-01, 51-25-10-02-01 AND 51-42-05-02-01. APPLIED PAINT TO INT IAW SRM 51-25-15-02-01. MATERIAL LOSS FOUND IN LIMITS IAW RD 8/4-53-5160. INSTALLED RIVETS THROUGH SKIN IAW SRM 51-42-05-02-01. INSTALLED STANCHION AT FRAME 156 IAW SRM 51-42-05-02-01. APPLIED ALUMINIZED PAINT IAW SRM 51-25-15-01 AND RD 8/4-53-5160. APPLIED AV8 IAW RD 8/4-53-5160. REINSTALLED CROSS BRACE IAW AMM 20-10-01-430-801. COMPLIED WITH TC RD 8/4-53-5160.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FRAME 136, FLANGES AND WEB ARE CORRODED STR 30P-33. REMOVED RIVETS IAW SRM 51-42-05-02-01. REMOVED CORROSION IAW SRM 51-21-00-00-02. REMOVED STANCHION 31P AT 136 IAW SRM 51-42-05-02-01. REMOVED CROSS BRACE AFT OF FR 136 IAW AMM 20-10-01-430-801. REMOVED CORROSION FROM FRAME AFT OF STANCHION IAW SRM 51-21-00-00-02. VERIFIED MIN THICKNESS OF BLENDS IAW NTM 51-00-04-910-801, PT 1 MIN FLANGE THICKNESS .032". CONFIRMED CRACK FREE REF NTM 51-00-06-910-801 PT 1. ALODINED, PRIMED IAW SRM 51-21-10-02-01 AND 51-25-10-02-01. INSTALLED RIVETS IAW SRM 51-42-05-02-01. APPLIED TOP COAT IAW SRM 51-25-15-02-01. MATERIAL LOSS FOUND IN LIMITS IAW RD 8/4-53-5138 AND RD 8/4-53-2344. ALODINE, PRIMED WORKED AREAS AND INSTALLED FASTENERS IAW RD 8/4-53-5138. MATCH DRILLED NEW STANCHION AT 31P STA 136 IAW SRM 51-40-07-02-01. INSTALLED STANCHION IAW SRM 51-42-05-02-01. INSTALLED CROSS BRACE AFT OF FRAME 136 SRM 51-41-05-00-01. PRIMED AND PAINTED RD 8/4-53-5138. CORROSION BLENDED IAW RD 8/4-53-5138. COMPLIED WITH TC RD 8/4-53-5138.

Part: INTERCOSTAL — CORRODED (FUELAGE) · airframe 27,377 hrs · 28,511 cycles

INTERCOSTAL AT STR 28P, STA1-19.4 IS CORRODED. REMOVED CORROSION IAW SRM 51-21-00-00-02. PERFORMED UT THICKNESS OF BLENDS IAW NTM 51-00-04-910-801, PT 1. MIN REMAINING THICKNESS NOTED .031". VERIFIED CRACK FREE REF NTM 51-00-06-910-801, PT 1. ALODINED AND PRIMED IAW SRM 51-21-10-02-01, 51-25-10-02-01. APPLIED ALUMINIZED PAINT IAW SRM 51-25-15-02-01. MATERIAL LOSS FOUND TO BE IN LIMITS IAW RD 8/4-53-5140. COMPLIED WITH TC RD 8/4-53-5140.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FRAME -18.25 FLANGES AND WEB ARE CORRODED STR 29P-33. REMOVED NECESSARY RIVETS IN FLANGES TO ACCESS CORROSION IAW SRM 51-42-05-02-01. REMOVED CORROSION IAW SRM 51-21-00-00-02. MIN THICKNESS REMAINING NOTED .034" REF NTM 51-00-04-910-801 PT 1. CONFIRMED AFFECTED AREA CRACK FREE REF NTM 51-00-06-910-801 PT 1. BLENDED AREAS FOUND IN LIMITS IAW RD 8/4-53-5112. ALODINED AND PRIMED IAW RD 8/4-53-5112. INSTALLED RIVETS AND APPLIED SURFACE PROTECTION IAW RD 8/4-53-5112. COMPLIED WITH TC RD 8/4-53-5112.

Part: PROXIMITY SWITCH — CORRODED (AFT PAX DOOR) · airframe 27,377 hrs · 28,511 cycles

AFT ENTRY DOOR FWD FRAME PROXIMITY SWITCH CONTACT PLATE CORRODED. REMOVED PROXIMITY SWITCH CONTACT PLATE IAW SRM 51-42-05-02-01. INSTALLED NEW SWITCH CONTACT PLATE IAW SRM 51-42-05-02-01.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FLOOR SUPPORT X 1.0 LOWER FLANGE HAS CORROSION STR 26S-29S. REMOVED CORROSION IAW SRM 51-21-00-00-02. MIN REMAINING THICKNESS NOTED .048" REF NDTM 51-00-04-910-801 PT 1, VERIFIED AFFECTED AREA TO BE CRACK FREE REF NDTM 51-00-06-910-801 PT 1. MATERIAL LOSS IN LIMITS IAW RD 8/4-53-5125. APPLIED ALODINE, PRIMER AND PAINT IAW RD 8/4-53-5125. COMPLIED WITH TC RD 8/4-53-5125.

Part: BULKHEAD — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

AFT FLAT BULKHEAD HAS AREAS OF CORROSION AND DELAMINATION. REMOVED CORROSION IAW SRM 51-21-00-00-02. MIN REMAINING THICKNESS NOTED .114", VERIFIED BLENDS CRACK FREE IAW NTM 51-00-06-910-801 PT 1 AND NTM 51-00-04-910-801 PT 1. NO DISBONDS NOTED IN AFFECTED AREA REF NTM 51-00-04-910-801 PT 1. FOUND BLENDS ON INTERNAL CHANNEL TO BE WITHIN LIMITS AND ALL OTHER AREAS TO BE REPAIRED IAW RD 8/4-25-291. FABRICATED FILLER AND REPAIR DOUBLERS IAW RD 8/4-25-291. MATCH DRILLED, ALODINED AND PRIMED FABRICATED PARTS IAW RD 8/4-25-291. INSTALLED FILLER DOUBLERS IAW RD 8/4-25-291. APPLIED TEDLAR IAW CMM 25-52-12 AND APPLIED TOP COAT IAW RD 8/4-25-291. COMPLIED WITH TC RD 8/4-25-291.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

X258.500 FRAME FLANGES AND VERTICAL LEG HAVE CORROSION BETWEEN STR 28P AND 33. REMOVED CROSS BRACE IAW AMM 20-10-01-430-801. REMOVED RIVETS FROM FRAME FLANGES IAW SRM 51-42-05-02-01. REMOVED CORROSION IAW SRM 51-21-00-00-02. MIN THICKNESS NOTED .034", CONFIRMED CRACK FREE REF NTM 51-00-04-910-801 PT 1 AND 51-00-06-910-801 PT 1. ALODINED, PRIMED AND INSTALLED RIVETS IN FRAME FLANGES IAW SRM 51-21-10-02-01, 51-25-10-02-01 AND 51-42-05-02-01. APPLIED PRIMER AND TOP COAT IAW SRM 51-25-10-02-01 AND 51-25-15-02-01. INSTALLED CROSS BRACE IAW SRM 51-41-05-00-01. MATERIAL LOSS FOUND IN LIMTS IAW RD 8/4-53-5136. COMPLIED WITH TC RD 8/4-53-5136 AND RD 8/4-53-2344.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FRAME 258.500 HAS CORROSION COMING OUT FROM UNDER LT FLOORBEAM STANCHION AT STR 31P. REMOVED CROSS BRACE BOLT, LOWER AFT AND UPPER AND LOWER CROSS BRACE BOLTS AFT OF X258.5 IAW AMM 20-10-01-430-801. REMOVED STANCHION IAW SRM 51-42-05-02-01. REMOVED CORROSION IAW SRM 51-21-00-00-02. MIN THICKNESS NOTED .036", CONFIRMED CRACK FREE REF NTM 51-00-04-910-801 PT 1 AND 51-00-06-910-801 PT 1. INSTALLED STANCHION IAW SRM 51-42-05-02-01. APPLIED PRIMER, TOP COAT AND CPC IAW SRM 51-25-10-02-01, 51-25-15-02-01 AND AMM 51-25-01-390-801. INSTALLED UPPER AND LOWER CROSS BRACE BOLTS IAW SRM 51-41-05-00-01. MATERIAL LOSS FOUND IN LIMITS IAW RD 8/4-53-5136. COMPLIED WITH TC RD 8/4-53-5136.

Part: FRAME — CORRODED (BS 156) · airframe 27,377 hrs · 28,511 cycles

FRAME 156 FLANGES AND WEB ARE CORRODED STR 29S-33. REMOVED RIVETS FROM FLANGES AND LOWER OTBD PORTION OF STANCHION IAW SRM 51-42-05-02-01. REMOVED CORROSION IAW SRM 51-21-00-00-02. MIN THICKNESS NOTED .037", CONFIRMED CRACK FREE REF NTM 51-00-04-910-801 PT 1 AND 51-00-06-910-801 PT 1. ALODINED, PRIMED AND INSTALLED RIVETS IAW SRM 51-21-10-02-01, 51-25-10-02-01 AND 51-42-05-02-01. PAINTED INT IAW SRM 51-25-15-02-01. APPLIED AV-8 AND EXT SURFACE PROTECTION IAW SRM 51-25-10-02-01, 51-25-15-02-01 AND RD 8/4-53-5160. COMPLIED WITH TC RD 8/4-53-5160.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FRAME 136 FLANGES AND WEB ARE CORRODED STR 30S-33. REMOVED RIVETS AND CORROSION IAW SRM 51-42-05-02-01 AND 51-21-00-00-02. VERIFIED MIN THICKNESS IAW NTM 51-00-04-910-801 PT 1, CONFIRMED CRACK FREE REF NTM 51-00-06-910-801 PT 1. ALODINED AND PRIMED IAW SRM 51-21-10-02-01 AND 51-25-10-02-01. INSTALLED RIVETS IAW SRM 51-42-05-02-01. PAINTED INT IAW SRM 51-25-15-02-01. MATERIAL LOSS FOUND IN LIMITS IAW RD 8/4-53-5138. APPLIED PRIMER AND PAINT IAW RD 8/4-53-5138. COMPLIED WITH TC RD 8/4-53-5138.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FRAME 176 FLANGE IS CORRODED STR 31S TO 32S. REMOVED NECESSARY RIVETS FROM FRAME FOM IAW SRM 51-42-05-02-01. REMOVED CORROSION IAW SRM 51-21-00-00-02. MIN REMAINING THICKNESS .038 REF NTM 51-00-04-910-801 PT 1. ALODINED, PRIMED AND INSTALLED RIVETS IAW SRM 51-21-10-02-01, 51-25-10-02-01 AND 51-42-05-02-01. PAINTED INT IAW SRM 51-25-15-02-01. APPLIED EXTERNAL TOP COAT IAW SRM 51-25-15-02-01. MATERIAL LOSS FOUND IN LIMITS IAW RD 8/4-53-5157. APPLIED AV8 IAW AMM 51-25-01-390-801. COMPLIED WITH TC RD 8/4-53-5157.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FRAME 19.4 FLANGES AND WEB ARE CORRODED STR 33-29S. REMOVED RIVETS TO FOM, REMOVED CORROSION IAW SRM 51-42-05-02-01 AND SRM 51-21-00-00-02 REV 12. PERFORMED UT THICKNESS OF BLENDS IAW NTM 51-00-04-910-801, PART 1, REV 7. MINIMUM REMAINING THICKNESS 29S-30S MEASURED 0.038", 30S-31S MEASURED 0.040" ON VERTICAL WEB AND 0.039" ON SKIN FLANGE, 31S-32S MEASURED 0.040" ON VERTICAL WEB AND 0.038 ON SKIN FLANGE, 32S-33 MEASURED 0.037 ON VERTICAL WEB AND 0.034" ON SKIN FLANGE. CONFIRMED CRACK FREE REF NM 51-00-06-910-801 PT 1 REV 7. ALODINED AND PRIMED IAW SRM 51-21-10-02-01, REV 12 AND SRM 51-25-10-02-01, REV 12. OK TO INSTALL RIVETS BETWEEN STRG 29S-32S. REINSTALLED RIVETS IAW SRM 51-42-05-02-01, REV 12. NOTE: ALLOWANCES TO TREAT AND PAINT AND INSTALL RIVETS GIVEN VIA EMAIL IN ADVANCE OF RD FROM MFG REF AGOP-13-1366158. MATERIAL LOSS FOUND TO BE IN LIMITS IAW RD8/4-53-5140 ISSUE 2, DATED 7FEB13. APPLIED INTERIOR AND EXTERIOR TOP COAT AND CPC IAW RD8/4-53-5140 ISS 2. COMPLIED WITH TC RD8/4-53-5140, WO 142457.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FRAME 19.4, FLANGE 28-27P HAS CORROSION. REMOVED INTERCOASTAL AT 27P FOM IAW SRM 51-42-05-02-01. REMOVED NECESSARY FASTENERS AND REMOVED CORROSION IAW SRM 51-40-15-02-01 AND 51-21-00-00-02. PERFORMED UT THICKNESS OF BLENDS IAW NTM 51-00-04-910-801, PT 1. MIN REMAINING THICKNESS .038" ON VERTICAL WEB AND .039" ON SKIN FLANGE. CONFIRMED CRACK FREE REF NTM 51-00-06-910-801 PT 1. ALODINED AND PRIMED IAW SRM 51-21-10-02-01 AND 51-25-10-02-01. INSTALLED FASTENERS IAW SRM 51-40-15-02-01. INSTALLED INTERCOSTAL IAW SRM 51-42-05-02-01. APPLIED SURFACE PROTECTION TO RIVETS IAW SRM 51-25-15-02-01. MATERIAL LOSS FOUND TO BE IN LIMITS IAW RD 8/4-53-5140. COMPLIED WITH TC RD 8/4-53-5140.

Part: FRAME — CORRODED (BS 258.5) · airframe 27,377 hrs · 28,511 cycles

BS 258.5 FRAME FLANGES AND VERTICAL LEG HAVE CORROSION BETWEEN STR 29S AND 33. REMOVED CORROSION IAW SRM 51-21-00-00-02 REV 12 MIN THICKNESS .035" REF NTM 51-00-04-910-801, PT 1, REV 7 CONFIRMED CRACK FREE REF NTM 51-00-06-910-801, PT 1, REV 7.

Part: STRINGER — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

STRINGER 24P HAS AREAS OF MISSING PAINT AND CORRODED RIVETS BETWEEN STA X428.500 AND X664. REMOVED CORRODED RIVETS AND STR CLIPS IAW SRM 51-42-05-02-01. REMOVED CORROSION IAW SRM 51-21-00-00-02. MIN THICKNESS NOTED .072, CONFIRMED CRACK FREE REF NTM 51-00-04-910-801, PT 1 AND 51-00-06-910-801, PT 1. NOMINAL THICKNESS OF STR .070". STR FOUND TO BE ABOVE NOMINAL THICKNESS IAW DWG 85360221, SHT 5. ALODINED, PRIMED AND INSTALLED STR CLIPS IAW SRM 51-21-10-02-01, 51-25-10-02-01 AND 51-42-05-02-01. APPLIED TOP COAT AND IAW SRM 51-25-15-02-01 AND AMM 51-25-01-390-801.

Part: SKIN — CORRODED (BS 116-136) · airframe 27,377 hrs · 28,511 cycles

INTERNAL SKIN BS 116 TO 136 IS CORRODED BETWEEN STR 31P AND 32P. REMOVED RIVETS AND CORROSION IAW SRM 51-42-05-02-01 AND 51-21-00-00-02. MIN REMAINING THICKNESS NOTED .048", CONFIRMED AFFECTED AREAS CRACK FREE REF NTM 51-00-04-910-801 PT1 AND 51-00-06-910-801 PT 1. FOUND TO BE IN LIMITS IAW RD 8/4-53-5108. ALODINED, PRIMED AND INSTALLED IAW RD 8/4-53-5108. APPLIED TOP COAT TO INTERNAL SKIN AND PRIMER AND PAINT TO EXTERIOR IAW RD 8/4-53-5108. COMPLIED WITH TC RD 8/4-53-5108.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FRAME 71.4 FLANGES ARE CORRODED STR 29P-33. REMOVED RIVETS AND CORROSION IAW SRM 51-42-05-02-01 AND 51-21-00-00-02. VERIFIED MIN THICKNESS IAW NTM 51-00-04-910-801 PT 1, CONFIRMED CRACK FREE REF NTM 51-00-06-910-801 PT 1. MATERIAL LOSS FOUND IN LIMITS IAW SRM 53-00-00-02-09 AND RD 8/4-53-5137. ALODINED AND PRIMED WORKED AREAS 51-21-10-02-01 AND 51-25-10-02-01. INSTALLED RIVETS IAW SRM 51-42-05-02-01. APPLIED PRIMER AND PAINTED IAW SRM 51-25-10-02-01 AND 51-25-15-02-01. APPLIED TOP COAT AND CPC IAW SRM 51-25-15-02-01 AND AMM 51-25-01-390-801. COMPLIED WITH TC RD 8/4-53-5137.

Part: ATTACH FITTING — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

ATTACH FLANGE FOR RADOME HAS BARE METAL AND POSSIBLE CORROSION AROUND NUTPLATE HOLES. REMOVED CORROSION ON ATTACHING FLANGES IAW SRM 51-21-00-00-01. PRIOR TO REMOVING CORROSION, REMOVED NUTPLATES FOM AND REMOVED CORROSION UNDER NUTPLATES IAW SRM 51-42-05-02-01. CONFIRMED AFFECTED AREAS CRACK FREE REF NTM 51-00-06-910-801 PT 1. MEASURED MIN REMAINING THICKNESS .011" AROUND FLANGE FOUND OUT OF LIMITS DUE TO CRACK IN FLANGE, ALL OTHER FLANGES ARE IN LIMITS IAW RD8/4-53-1623. REMOVED STANTION, 2 SUPPORT CLIPS, 1 ANGLE, REF SRM 51-42-05-02-01. MATCH DRILLED NEW FLANGE REF SRM 51-40-07-02-01. INSTALLED SEAL RETAINER AND NEW BOTTOM FLANGE IAW SRM 51-42-05-02-01. COMPETED INSTALLATION OF SEAL RETAINER AND NEW BOTTOM FLANGE IAW SRM 51-42-05-02-01. INSTALLED STANTION, 2 SUPPORT CLIPS AND 1 ANGLE IAW SRM 51-42-05-02-01. INSTALLED FRONT WEB AT X-155 IAW SRM 51-42-45-02-01. INSTALLED NUTPLATES ON FLANGE FOR RADOME IAW SRM 51-42-45-02-01 AND SRM 51-42-05-02-01. PREPARED BOLT HOLES FOR BONDING AT RADOME ATTACH POINT CONTACT AREAS REF RD8/4-53-5109. NUTPLATE AREAS WERE FOUND IN LIMITS IAW RD8/4-53-5109. MIN REMAINING THICKNESS IS .020 THE TOP FLANGE. COMPLIED WITH TC RD8/4-53-5109 WO 142457.

Part: THRESHOLD — CORRODED (CARGO DOOR) · airframe 27,377 hrs · 28,511 cycles

FORWARD BAG DOOR THRESHOLD HAS CORROSION VISIBLE BETWEEN THE SKIN PROTECTION ANGLE AND THE THRESHOLD COVER PLATE. REMOVED THRESHOLD, THRESHOLD SUPPORT PLATE AND OTBD ANGLE IAW SRM 51-41-05-00-01, 51-42-05-02-01 AND 51-42-45-02-01. REMOVED THRESHOLD CORNERS IAW SRM 51-41-05-00-01 AND 51-42-05-02-01. REMOVED THRESHOLD SUPPORT WEBS FORE AND AFT IAW SRM 51-42-15-02-01, 51-40-15-02-01 AND 51-42-05-02-01. MATCH DRILLED NEW THRESHOLD SUPPORT PLATE AND INSTALLED NUTPLATES IAW SRM 51-40-07-02-01 AND 51-42-05-02-01. MATCH DRILLED OTBD ANGLE IAW SRM 51-40-07-02-01 AND INSTALLED NUTPLATES IAW SRM 51-42-05-02-01. INSTALLED THRESHOLD SUPPORT WEBS, OTBD ANGLE AND CORNERS IAW SRM 51-42-05-02-01 AND 51-40-15-02-01. INSTALLED THRESHOLD PLATE IAW SRM 51-42-45-02-01. INSTALLED THRESHOLD IAW SRM 51-41-05-00-01, SEALED IAW SRM 51-23-00-00-01. ALODINED, PRIMED AND PAINTED EXTERIOR SURFACE IAW SRM 51-21-10-02-01, 51-25-10-02-01 AND 51-25-15-02-01.

Part: STRINGER — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

STRINGER 24P HAS CORROSION BETWEEN STA X413 AND X428.500. REMOVED NECESSARY RIVETS AND END FITTING FOM IAW SRM 51-42-05-02-01 AND 51-40-15-02-01. REMOVED CORROSION IAW SRM 51-21-00-00-02. MIN THICKNESS NOTED .038" REF NTM 51-00-04-910-801 PT 1. REMOVED CLIPS AND FLOOR SUPPORT IAW SRM 51-42-05-02-01. STRINGER FOUND OUT OF LIMITS IAW SRM 53-30-03-00-01. REMOVED DAMAGED STRINGER SECTION, CUT OUT AND FABRICATED NEW STR SECTION, NEW STR SPLICE AND NEW PACKER IAW RD 8/4-53-5187. ALODINED, PRIMED AND ALUMINIZED STRINGER, SPLICE AND PACKER IAW RD 8/4-53-5187. STRINGER SECTION FROM X413 TO CUT EDGE FOUND IN LIMITS IAW RD 8/4-53-5187. INSTALLED SPLICE REPAIR AND RIVETS IAW RD 8/4-53-5187, 51-42-05-02-01 AND 51-40-15-02-01. INSTALLED FLOOR SUPPORT IAW SRM 51-42-05-02-01 AND 51-42-45-02-01. APPLIED TOP COAT AND IAW SRM 51-25-15-02-01 AND 51-25-01-390-801. COMPLIED WITH TC RD 8/4-53-5187.

Part: SKIN — CORRODED (RT WING) · airframe 27,377 hrs · 28,511 cycles

RT WING SKIN PANEL LANDING FOR PANEL 621BT HAS SURFACE CORROSION ON INBD AND OTBD AREAS OF CUTOUT. REMOVED CORROSION IAW RD 8/4-57-441. INSPECTED THE RT WING SKIN PANEL LANDING IAW RD 8/4-57-441, REPAIR ITEM 3 AND HORIZON NDT MANUAL 8.2.1.2. PANEL 621BT FOUND CRACK FREE. VERIFIED MIN REMAINING THICKNESS NOTED .156 REF NTM 51-00-04-910-801 PT 1. FOUND BLENDS WITHIN LIMITS IAW RD 8/4-57-2031. ALODINED IAW RD 8/4-57-2031. APPLIED FAST WELD, SANDED SMOOTH AND APPLIED PRIMER IAW RD 8/4-57-2031. COMPLIED WITH TC RD 8/4-57-2031.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FRAME 71.2 FLANGES ARE CORRODED STR 33-31S. REMOVED RIVETS AND CORROSION IAW SRM 51-42-05-02-01 AND 51-21-00-00-02. VERIFIED MIN THICKNESS IAW NTM 51-00-04-910-801 PT 1, CONFIRMED CRACK FREE REF NTM 51-00-06-910-801 PT 1. MATERIAL LOSS FOUND IN LIMITS IAW SRM 53-00-00-02-09 AND RD 8/4-53-5137. ALODINED AND PRIMED WORKED AREAS 51-21-10-02-01 AND 51-25-10-02-01. INSTALLED RIVETS IAW SRM 51-42-05-02-01. APPLIED PRIMER AND PAINTED IAW SRM 51-25-10-02-01 AND 51-25-15-02-01. APPLIED TOP COAT AND CPC IAW SRM 51-25-15-02-01 AND AMM 51-25-01-390-801. COMPLIED WITH TC RD 8/4-53-5137.

Part: SKIN — DAMAGED (LT WING) · airframe 27,377 hrs · 28,511 cycles

LT WING SKIN PANEL LANDING FOR PNL 524AT HAS DAMAGE TO UPPER SURFACE AT OTBD AND INBD SIDES OF CUT OUT. BLENDED OUT DAMAGE IAW RD 8/4-57-445. INSPECTED SKIN PANEL LANDING IAW RD 8/4-57-445 REPAIR 4 AND NDT MANUAL 8.2.1.2. MIN THICKNESS NOTED .066 REF NTM 51-00-04-910-801 PT 1. LANDING FOUND TO BE CRACK FREE AND IN LIMITS IAW NTM 51-00-04-910-801 PT 1, RD 8/4-57-445 AND RD 8/4-57-2020. APPLIED ALODINE AND PRIMER IAW RD 8/4-57-2020. COMPLIED WITH TC RD 8/4-57-2020.

Part: THRESHOLD — CORRODED (EMERGENCY EXIT) · airframe 27,377 hrs · 28,511 cycles

RT EMERGENCY EXIT THRESHOLD PLATE IS CORRODED ON THE BOTTOM SURFACE STA X71.2 TO X94.8. REMOVED AND CLEANED THRESHOLD PLATE IAW AMM 20-10-01-430-801 AND SRM 51-26-00-02-01. NO CORROSION NOTED. FOUND CORROSION ON THRESHOLD BEAM, UPON FURTHER INVESTIGATION FOUND OUT OF LIMITS IAW SRM 53-20-21-00-01. REMOVED THRESHOLD BEAM IAW SRM 51-42-05-02-01. MATCH DRILLED NEW THRESHOLD IAW SRM 51-40-07-02-01. INSTALLED AND SEALED NUTPLATES IAW SRM 51-42-05-02-01 AND 51-23-00-00-01. INSTALLED THRESHOLD BEAM IAW SRM 51-42-05-02-01 AND 51-42-45-02-01. PRIMED, PAINTED AND APPLIED SELF LEVELING GREEN IAW SRM 51-25-10-02-01, 51-25-15-02-01 AND 51-21-00-00-01.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FRAME 49.5 FLANGES AND WEB ARE CORRODED STR 33-28S. REMOVED NECESSARY RIVETS AND REMOVED CORROSION FROM FRAME AND WEB IAW SRM 51-42-05-02-01 AND RD 8/4-53-2344. MIN REMAINING THICKNESS ON FRAME .049" ON WEB .047" REF NDTM 51-00-04-910-801 PT 1. VERIFIED AFFECTED AREAS TO BE CRACK FREE USING HFEC REF NDTM 51-00-06-910-801, PT 1. MATERIAL LOSS FOUND IN LIMITS IAW RD 8/4-53-5124 AND 8/4-53-2344. ALODINED, PRIMED AND INSTALLED RIVETS IAW RD 8/4-53-5124. APPLIED EXTERNAL TOP COAT IAW SRM 51-25-15-02-01. COMPLIED WITH TC RD 8/4-53-5124.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FRAME 32.4, FLANGES AND WEB ARE CORRODED STR 28P-33. FRAME 32.4 BETWEEN 33-28P FOUND OUT OF LIMITS, 100 PERCENT MATERIAL LOSS IAW SRM 53-20-15-00-01. DISCONNECTED WASTE DRAIN MAST HEAT WIRE SPLICE IAW AMM 38-32-00-000-801, PAR 1-3. REMOVED BOX MOUNTING BRACKET TO FOM IAW SRM 51-42-05-02-01. REMOVED X BRACES IAW SRM 51-41-05-00-01. REMOVED UPPER SEAT TRACK CLIP AND LOWER STRINGER CLIP AND STANTION TO FOM IAW SRM 51-42-05-02-01 AND SRM 51-41-00-00-01. REMOVED UPPER SPLICE AND LOWER SPLICE TO FOM BETWEEN 28P AND 33. REMOVED GUSSET AT 28P TO FOM. REMOVED FRAME BETWEEN 33 AND 28P IAW SRM 51-42-05-02-01. MATCH DRILLED NEW FRAME IAW SRM 51-40-07-02-01. INSTALLED NEW FRAME SECTION, LOWER SPLICE IAW SRM 51-42-05-02-01. INSTALLED STANTION AND UPPER SEAT TRACK CLIP IAW SRM 51-42-05-02-01. INSTALLED X BRACE IAW SRM 51-41-05-00-01. UPPER SPLICE AT 28P FOUND OUT OF LIMITS IAW SRM 53-20-15-00-01, MATCH DRILLED NEW SPLICE AT 28P IAW 51-40-07-02-01. INSTALLED UPPER SPLICE AND GUSSET IAW SRM 51-42-05-02-01. INSTALLED CROSS BRACE AT X19.4-32.4 AND STRINGER CLIP AT STANTION AND 31P ALL IAW SRM 51-42-05-02-01 AND AMM 20-10-01-430-801. RECONNECTED DRAIN MAST HEAT WIRE SPLICE IAW AMM 38-32-00-400-801, REV 40. REINSTALLED BOX MOUNTING BRACKET IAW SRM 51-42-05-02-01, REATTACHED WIRE BUNDLES IAW WM 20-12-10-201. APPLIED INT AND EXT SURFACE PROTECTION IAW SRM 51-25-10-02-01, 51-25-15-02-01 AND AMM 51-25-01-390-801.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FRAME 49.5 FLANGES AND WEB ARE CORRODED STR 29P-33. REMOVED RIVETS AND CORROSION IAW RD 8/4-53-2344 AND SRM 51-21-00-00-02. MIN REMAINING THICKNESS NOTED .045" REF NDTM 51-00-04-910-801 PT 1, VERIFIED AFFECTED AREA TO BE CRACK FREE USING HFEC REF NDTM 51-00-06-910-801 PT 1. MATERIAL LOSS FOUND IN LIMITS RD 8/4-53-2344. ALODINED, PRIMED AND INSTALLED RIVETS IAW RD 8/4-53-5124. APPLIED TOP COAT IAW SRM 51-25-15-02-01. APPLIED EXTERNAL TOP COAT IAW SRM 51-25-15-02-01. COMPLIED WITH RD 8/4-53-5124.

Part: CHANNEL — CORRODED (THRESHOLD) · airframe 27,377 hrs · 28,511 cycles

AFT RT SERVICE DOOR CUT OUT HAS CORROSION COMING FROM BETWEEN LOWER SILL PLATE AND EDGE CHANNEL. FOUND THRESHOLD PLATE AND EDGE BEAM OUT OF LIMITS IAW SRM 53-40-21-00-01. MATCH DRILLED NEW EDGE BEAM AND NEW THRESHOLD PLATE IAW SRM 51-40-07-02-01. INSTALLED THRESHOLD PLATE AND FWD/AFT GUSSETS IAW SRM 51-42-90-02-01, 51-40-15-02-01 AND 51-42-15-02-01.

Part: STRUCTURE — CORRODED (LAV SERVICE DOOR) · airframe 27,377 hrs · 28,511 cycles

LAVATORY SERVICE DOOR CUTOUT AFT LOWER CORNER CORRODED. REMOVED OUTER/INNER DOUBLERS, LAV DOOR ANDLAV PAN IAW Q400 SRM 51-42-05-02-01. REMOVED UPPER AND LOWER DOUBLER PER Q400 SRM 51-42-05-02-01. CLEANED AREA AND SURROUNDING STRUCTURE, NO FURTHER CORROSION FOUND. ALODINED AND PRIMED SERVICE DOOR CUTOUT AREA IAW Q400 SRM 51-25-10-02-01. INTERNAL DOUBLER FOUND OUT OF LIMITS WITH 100% MATERIAL LOSS IAW Q400 SRM 51-21-00-00-02. LOCATED AND DRILLED NEW INTERNAL DOUBLER P/N 85307789-101 IAW Q400 SRM 51-40-07-02-01. INSTALLED INTERNAL AND EXTERNAL DOUBLERS IAW Q400 SRM 51-42-05-02-01. INSTALLED LAV SERVICE PAN IAW Q400 SRM 51-42-05-02-01. Z CHANNEL AT -18.25 AND STR 25S WAS REMOVED WITH STR 25S TO FOM, Z CHANNEL FOUND TO BE OUT OF LIMITS DUE TO CORROSION IAW Q400 SRM 53-10-33-00-01. MATCH DRILLED NEW Z CHANNEL IAW Q400 SRM 51-40-07-02-01. STRINGER REMOVED IAW Q400 SRM 51-42-05-02-01. INSTALLED 25S IAW Q400 SRM 51-42-05-02-01. PRIMED AND APPLIED TOP COAT IAW Q400 SRM 51-25-10-02-01 AND 51-25-15-02-01. INSTALLED LAV SERVICE DOOR SURROUND PROTECTIVE TAPE PER Q400 AMM 52-44-26-400-801. APPLIED PRIMER, TOP COAT PER Q400 AMM 51-44-26-400-801

Part: FLAP TRACK — CORRODED (RT WING) · airframe 27,377 hrs · 28,511 cycles

RT NR 4 FLAP TRACK MOUNTING FLANGES FOR CANOE FAIRING HAVE BARE METAL AND POSSIBLE CORROSION. MATCH DRILLED FRONT INBD BRACKET SRM 51-40-07-02-01. MATCH DRILLED COLLAR IAW SRM 51-40-07-02-01. INSTALLED FRONT INBD BRACKET IAW SRM 51-42-05-02-01 AND 51-41-00-00-01. INSTALLED COLLAR IAW SRM 51-42-05-02-01. NOTE: PREVIOUS TO MATCH DRILL BOTH PARTS WERE REMOVED IAW SRM 51-42-05-02-01 AND 51-41-00-00-01.

Part: SKIN — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

SKIN UNDER AFT PASSENGER DOOR SCUFF PLATE IS CORRODED. REMOVED CORROSION IAW SRM 51-21-00-00-01. MIN THICKNESS NOTED .210", CONFIRMED CRACK FREE CONDITION REF NTM 511-00-04-910-801 PT 1 AND NTM 8.2.1.1. MAPPED AND SUBMITTED TO ENGINEERING. MATERIAL LOSS FOUND IN LIMITS IAW RD 8/4-53-5097. APPLIED ALODINE, PRIMER AND TOP COAT AS REQUIRED IAW RD 8/4-53-5097. COMPLIED WITH TC RD 8/4-53-5097.

Part: STRINGER — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

STRINGER 31S IS CORRODED STA 71.2 TO 94.8. REMOVED RIVETS IAW SRM 51-42-05-02-01 AND REMOVED CORROSION IAW SRM 51-21-00-00-02. VERIFIED MIN REMAINING THICKNESS .048 REF NTM 51-00-04-910-801, PT 1. VERIFIED CRACK FREE REF SRM 51-00-06-910-801 PT 1. ALODINED AND PRIMED IAW SRM 51-21-10-02-01 AND 51-25-10-02-01. DAMAGE FOUND IN LIMITS IAW RD 8/4-53-5173. INSTALLED RIVETS, APPLIED PRIMER AND TOP COAT IAW RD 8/4-53-5173. COMPLIED WITH TC RD 8/4-53-5173.

Part: STRINGER — CORRODED (31 LEFT) · airframe 27,377 hrs · 28,511 cycles

STRINGER 31P BS -18.25 X1.00 HAS CORROSION. REMOVED RIVETS TO FOM IAW SRM 51-42-05-02-01 AND BLENDED CORROSION IAW SRM 51-21-00-00-02. MIN REMAINING THICKNESS .062" REF NDTM 51-00-04-910-801 PT 1. HFEC INSPECTED BLENDS, NO CRACKS DETECTED REF NDTM 51-00-06-910-801 PT 1. MATERIAL LOSS FOUND OUT OF LIMITS IAW SRM 53-00-00-02-17. MATERIAL LOSS FOUND IN LIMITS IAW RD 8/4-53-5188. INSTALLED RIVETS IAW SRM 51-42-05-02-01. APPLIED ALODINE, PRIMER AND PAINT IAW SRM 51-21-10-02-01, 51-25-10-02-01 AND 51-25-15-02-01. COMPLIED WITH TC RD 8/4-53-5188.

Part: SEAT TRACK — CORRODED (NR 5) · airframe 27,377 hrs · 28,511 cycles

SEAT TRACK 5 IS CORRODED STA X32.4 TO X 71.2. WHEN REMOVING CORROSION FOUND TRACK TO BE OUT OF LIMITS IAW RD 8/4-53-884. REMOVED BULKHEAD KICK PLATE AND CROSSOVER SUPPORT FOM IAW SRM 51-42-05-02-01 AND 51-41-00-00-01. REMOVED SEAT TRACK IAW SRM 51-40-15-02-01, 51-42-05-02-01 AND 51-41-05-00-01. MATCH DRILLED NEW TRACK IAW SRM 51-40-07-02-01. INSTALLED SEAT TRACK AND FOM PARTS IAW SRM 51-42-05-02-01, 51-41-00-00-01, 51-41-05-00-01, 51-42-45-02-01 AND 51-40-15-02-01.

Part: SKIN — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

CORROSION ON SKIN UNDER FRAME 32.4 STR 33-28S. REMOVED CORROSION IAW SRM 51-21-00-00-02. HFEC INSPECTED BLENDED AREAS, NO CRACKS NOTED MIN THICKNESS REMAINING .055" REF NDTM 51-00-04-910-801 PT 1 AND 51-00-06-910-801 PT 1. MATERIAL LOSS FOUND IN LIMITS IAW RD 8/4-53-5133. ALODINED, PRIMED AND APPLIED TOP COAT IAW RD 8/4-53-5133. COMPLIED WITH TC RD 8/4-53-5133.

Part: STRINGER — CORRODED (32 LEFT) · airframe 27,377 hrs · 28,511 cycles

STRINGER 32P HAS CORROSION BETWEEN STA X236 AND X258.500. REMOVED RIVETS FOM IAW SRM 51-42-05-02-01. REMOVED CORROSION IAW SRM 51-21-00-00-02. MIN THICKNESS NOTED .068", CONFIRMED CRACK FREE REF NTM 51-00-04-910-801 PT 1 AND 51-00-06-910-801 PT 1. ALODINED, PRIMED AREA IAW SRM 51-21-10-02-01 AND 51-25-10-02-01. MATERIAL LOSS FOUND IN LIMITS IAW RD 8/4-53-5142. INSTALLED RIVETS, APPLIED PRIMER AND PAINT IAW SRM 51-42-05-02-01, 51-25-10-02-01 AND 51-25-15-02-01. COMPLIED WITH TC 8/4-53-5142.

Part: FLAP TRACK — CORRODED (RT WING TE FLAP) · airframe 27,377 hrs · 28,511 cycles

RT NR 5 FLAP TRACK MOUNTING FLANGES FOR CANOE FAIRING HAVE BARE METAL AND POSSIBLE CORROSION. REMOVED CORROSION IAW SRM 51-21-00-00-02. REMOVED NUTPLATE TO FOM IAW SRM 51-42-15-02-01. REMOVED CORRODED MOUNTING FLANGES IAW SRM 51-42-05-02-01 AND 51-41-00-00-01. MATCH DRILLED NEW MOUNTING FLANGES IAW SRM 51-40-07-02-01. INSTALLED MOUNTING FLANGES IAW SRM 51-41-00-00-01, 51-42-05-02-01 AND 51-42-15-02-01.

Part: STRINGER — CORRODED (28 RIGHT) · airframe 27,377 hrs · 28,511 cycles

STRINGER 28S, HAS CORROSION STA X-39 TO X-18.25. REMOVED NECESSARY RIVETS IAW SRM 51-42-05-02-01. REMOVED Z-CHANNEL IAW SRM 51-42-05-02-01 AND REMOVED CORROSION IAW SRM 51-21-00-00-02. FOUND OUT OF LIMITS IAW SRM 53-10-33-00-01, MATCH DRILLED NEW Z CHANNEL IAW SRM 51-40-07-02-01. INSTALLED Z-CHANNEL IAW SRM 51-42-05-02-01. BLENDS FOUND TO BE IN LIMITS IAW RD 8/4-53-5146. VERIFIED BLENDS CRACK FREE IAW NTM 51-00-06-910-801 PT 1. ALODINED, PRIMED AND INSTALLED RIVETS IAW RD 8/4-53-5146. APPLIED ALUMINIZED PAINT IAW RD 8/4-53-5146. APPLIED EXTERNAL TOP COAT IAW SRM 51-25-15-02-01.

Part: SEAT TRACK — CORRODED (NR 9) · airframe 27,377 hrs · 28,511 cycles

SEAT TRACK NR9 HAS AREAS OF CORROSION BETWEEN STA X698 AND X783. BEGAN REMOVING CORROSION AND FOUND OUT OF LIMITS IAW RD 8/4-53-884. REMOVED SEAT TRACK IAW SRM 51-40-07-02-01. MATCH DRILLED NEW SEAT TRACK NR 9 IAW SRM 51-40-07-02-01. INSTALLED NEW TRACK IAW SRM 51-42-05-02-01, 51-41-05-00-01 AND 51-40-15-02-01. APPLIED PRIMER IAW SRM 51-25-10-02-01.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FRAME 32.4, FLANGES AND WEB ARE CORRODED STR 29S-33. REMOVED BRACES AT STRINGER FOM IAW SRM 51-41-00-00-01. REMOVED STRINGER CLIP AND SEAT TRACK CLIP FOM IAW SRM 51-42-05-02-01. REMOVED FRAME IAW SRM 51-42-05-02-01. REMOVED CORROSION ON FRAME IAW SRM 51-21-00-00-02. VERIFIED AFFECTED AREAS CRACK FREE REF NDTM 51-00-06-910-801 PT 1. MATERIAL LOSS FOUND OUT OF LIMITS IAW SRM 53-20-15-00-01. MATCH DRILLED NEW FRAME SECTION IAW SRM 51-40-07-02-01. INSTALLED NEW FRAME SECTION AND FOM PARTS IAW SRM 51-42-05-02-01.

Part: STRINGER — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

STRINGER 24P HAS AREAS OF MISSING PAINT AND CORRODED RIVETS BETWEEN STA X196 AND X413. REMOVED NECESSARY RIVETS IAW SRM 51-42-05-02-01. CLEANED STR IAW SRM 51-26-00-02-01. CORROSION LIMITS TO RIVETS ONLY NO CORROSION ON STRINGER AREA. PRIMED STRINGER 24P IAW SRM 51-25-10-02-01. INSTALLED RIVETS IAW SRM 51-42-05-02-01. APPLIED TOP COAT IAW SRM 51-25-15-02-01. APPLIED EXTERIOR TOP COAT TO OUTER SKIN IAW SRM 51-25-05-02-01.

Part: SKIN — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

CORROSION FOUND ON SKIN UNDER FRAME 32.4 STR 33-28P. REMOVED CORROSION IAW SRM 51-21-00-00-02. MIN REMAINING THICKNESS NOTED .042" REF NTM 51-00-04-910-801 PT 1 VERIFIED AFFECTED AREA TO BE CRACK FREE USING HFEC REF NTM 51-00-01-250-801, PT 6. MATERIAL LOSS FOUND IN LIMITS IAW RD 8/4-53-5133. ALODINED, PRIMED AND APPLIED TOP COAT IAW RD 8/4-53-5133. COMPLIED WITH TC RD 8/4-53-5133.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

X361 FRAME FLANGE HAS CORROSION BETWEEN STRINGERS 29P AND 30P. REMOVED RIVETS TO ACCESS CORROSION AND REMOVED CORROSION IAW RD 8/4-53-2344. VERIFIED MIN THICKNESS REF NTM 51-00-04-910-801 PT 1. MIN REMAINING ON FRAME WEB .047" AND .041" ON FLANGE. VERIFIED CRACK FREE REF NTM 51-00-06-910-801, PT 1. MATERIAL LOSS FOUND IN LIMITS IAW RD 8/4-53-5176. ALODINED AND PRIMED IAW SRM 51-25-10-02-01. INSTALLED RIVETS IAW RD 8/4-52-5176. APPLIED PRIMER AND PAINT IAW SRM 51-25-10-02-01 AND 51-25-15-02-01. COMPLIED WITH TC RD 8/4-53-5176.

Part: SEAT TRACK — CORRODED (NR 8) · airframe 27,377 hrs · 28,511 cycles

SEAT TRACK NR 8 HAS AREAS OF CORROSION BETWEEN STA X570 AND X670. REMOVED CORROSION AND FOUND TRACK OUT OF LIMITS IAW RD 8/4-53-884. REMOVED SEAT TRACK IAW SRM 51-42-05-02-01, 51-40-15-02-01 AND 51-41-00-00-01. MATCH DRILLED NEW TRACK IAW SRM 51-40-07-02-01. INSTALLED SEAT TRACK 8 IAW SRM 51-42-05-02-01 AND 51-41-00-00-01. PRIMED AND PAINTED IAW SRM 51-25-10-02-01 AND 51-25-15-02-01.

Part: SEAT TRACK — CORRODED (NR 25) · airframe 27,377 hrs · 28,511 cycles

SEAT TRACK 25 HAS MULTIPLE CORRODED FASTENER HEADS. REMOVED SEAT TRACK IAW SRM 51-40-07-02-01, REV 11. OK TO INSTALL SEAT TRACK. INSTALLED SEAT TRACK UAW SRM R12 51-42-05-02-01 AND 51-42-45-02-01.

Part: WEB — CORRODED (BS 714-783) · airframe 27,377 hrs · 28,511 cycles

AFT CARGO COMPARTMENT AFT LT FLOOR SUPPORT WEB BETWEEN BS 714 AND 783 HAS AREAS OF CORROSION AND 2 EGG SHAPED HOLES. REMOVED SEAT TRACK 24 FOM IAW SRM 51-42-05-02-01. REMOVED WEB AND MATCH DRILLED NEW WEB IAW SRM 51-40-07-02-01. INSTALLED NEW WEB AND SEAT TRACK NR 24 IAW SRM 51-42-05-02-01 AND 51-42-45-02-01. APPLIED SURFACE PROTECTION TO FASTENERS IAW SRM 51-25-10-02-01.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

LT FLOOR LEVEL SUPPORT ANGLE AT STA X783.102 STEP UP HAS AREAS OF CORROSION. REMOVED ANGLE TO FOM IAW SRM 51-40-07-02-01. MATCH DRILLED NEW SUPPORT ANGLE IAW SRM 51-40-07-02-01 AND INSTALLED ON FLOOR WEB IAW IAW SRM 51-42-05-02-01. APPLIED PRIMER IAW SRM 51-25-10-02-01.

Part: SEAT TRACK — CORRODED (NR 10) · airframe 27,377 hrs · 28,511 cycles

SEAT TRACK 10 HAS CORROSION AFT OF STA X1.0. SEAT TRACK FOUND OUT OF LIMITS DUE TO BLENDING IAW RD 8/4-53-884. REMOVED SEAT TRACK NR 10 AND MATCH DRILLED NEW SEAT TRACK IAW SRM 51-42-05-02-01 AND 51-41-00-00-01, 51-40-07-02-01. ALODINED IAW SRM 51-21-10-02-01. INSTALLED SEAT TRACK IAW SRM 51-42-05-02-01 AND 51-41-00-00-01. APPLIED TOP COAT IAW SRM 51-25-15-02-01.

Part: STRAP — CORRODED (CARGO DOOR) · airframe 27,377 hrs · 28,511 cycles

AFT BAGGAGE DOOR SURROUND STUCTURE LOWER SILL STRAP HAS CORROSION AROUND THREE NUTPLATE HOLES. REMOVED DAMAGED SILL STRAP REF SRM 51-42-05-02-01. SILL STRAP FOUND OUT OF LIMITS IAW SRM 53-52-40-00-01. MATCH DRILLED NEW SILL STRAP IAW SRM 51-40-07-02-01. INSTALLED NEW SILL STRAP IAW SRM 51-42-25-02-01. APPLIED SURFACE PROTECTION IAW SRM 51-25-10-02-01.

Part: STRAP — CORRODED (THRESHOLD) · airframe 27,377 hrs · 28,511 cycles

AFT CARGO DOOR THRESHOLD STRAP HAS AREAS OF CORROSION BETWEEN STA X728 AND X783. REMOVED THRESHOLD STRAP FOM IAW SRM 51-40-07-02-01. 100 PERCENT MATERIAL LOSS, FOUND OUT OF LIMITS IAW SRM 53-40-52-00-01. MATCH DRILLED NEW STRAP IAW SRM 51-40-07-02-01. INSTALLED STRAP IAW SRM 51-42-25-02-01. APPLIED SURFACE PROTECTION IAW SRM 51-25-10-02-01.

Part: WEB — CORRODED (BS 698-714) · airframe 27,377 hrs · 28,511 cycles

AFT CARGO COMPARTMENT LT FLOOR SUPPORT WEB BETWEEN BS 698 & 714 HAS AREAS OF CORROSION. REMOVED CORROSION IAW SRM 51-21-00-00-02 MIN REMAINING THICKNESS NOTED .045", CONFIRMED AFFECTED AREAS CRACK FREE REF NTM 51-00-04-910-801, PT 1 AND 51-00-06-910-801 PT 1. SUPPORT WEB FOUND IN LIMITS IAW RD 8/4-53-5116. TREATED AND PAINTED WEB SUPPORT AND FASTENERS IAW SRM 51-21-10-02-01 AND 51-25-10-02-01. COMPLIED WITH TC RD 8/4-53-5116.

Part: DOOR FRAME — CORRODED (CARGO BAY) · airframe 27,377 hrs · 28,511 cycles

FWD BAGGAGE DOOR FRAME AFT FACE HAS CORROSION UNDER LINER NUTPLATE BRACKETS BELOW NR 26 AND NR 27 STOP FITTINGS. REMOVED CORROSION IAW SRM 51-21-00-00-02 MIN REMAINING THICKNESS .063" REF NDTM 51-00-04-910-801 PT 1, VERIFIED AFFECTED AREAS TO BE CRACK FREE USING HFEC REF NDTM 51-00-06-910-801, PT 1. MATERIAL LOSS FOUND IN LIMITS IAW RD 8/4-52-896. ALODINED, PRIMED IAW SRM 51-21-10-02-01 AND RD 8/4-52-896. COMPLIED WITH TC RD 8/4-52-896.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

RT FLOOR LEVEL SUPPORT ANGLE AT STA X783.102 STEP UP HAS AREAS OF CORROSION. NO DAMAGE ALLOWED SUPPORT ANGLE FOUND OUT OF LIMITS IAW SRM 53-40-43-00-01. REMOVED RT FLOOR SUPPORT ANGLE IAW SRM 51-42-05-02-01. MATCH DRILLED NEW SUPPORT ANGLE IAW SRM 51-40-07-02-01. INSTALLED SUPPORT ANGLE IAW SRM 51-42-05-02-01 APPLIED SURFACE PROTECTION AS NEEDED IAW SRM 51-25-10-02-01.

Part: SEAT TRACK — CORRODED (NR 7) · airframe 27,377 hrs · 28,511 cycles

SEAT TRACK NR 7 HAS AREA OF CORROSION BETWEEN STA X216 AND X570. REMOVED CORROSION IAW RD 8/4-53-884. MEASURED AND FOUND OUT OF LIMITS IAW RD 8/4-53-884. REMOVED SEAT TRACK NR 7 IAW SRM 51-40-15-02-01 AND 51-42-05-02-01. MATCH DRILLED NEW SEAT TRACK NR 7 IAW SRM 51-40-07-02-01 AND INSTALLED SEAT TRACK IAW SRM 51-42-05-02-01 AND 51-41-05-00-01. INSTALLED WIRE STAND OFF AND DRIP TRAY IAW SRM 51-42-05-02-01 AND 51-41-05-00-01.

Part: SEAT TRACK — CORRODED (NR 6) · airframe 27,377 hrs · 28,511 cycles

SEAT TRACK 6 IS CORRODED STA X 94.8 TO X 236. REMOVED CORROSION FOUND SEAT TRACK OUT OF LIMITS IAW RD 8/4-53-884. REMOVED SEAT TRACK NR 6 IAW SRM 51-42-05-02-01, 51-41-00-00-01, 51-40-15-02-01. MATCH DRILLED NEW SEAT TRACK IAW SRM 51-40-07-02-01. INSTALLED SEAT TRACK IAW SRM 51-42-05-02-01, 51-41-05-00-01. PRIMED AND TOP COATED IAW IAW SRM 51-25-10-02-01 AND 51-25-15-02-01.

Part: FRAME — CORRODED (BS 216) · airframe 27,377 hrs · 28,511 cycles

X216 FRAME FLANGE HAS CORROSION BETWEEN STRINGERS 31S AND 32S. REMOVED RIVETS COMMON TO FRAME AND STRINGER IAW SRM 51-42-05-02-01. REMOVED CORROSION IAW RD 8/4-53-2344. MIN REMAINING THICKNESS NOTED .027", CONFIRMED AFFECTED AREA CRACK FREE REF NTM 51-00-04-910-801 PT 1 AND 51-00-06-910-801 PT 1. MATERIAL LOSS FOUND TO BE IN LIMITS IAW RD 8/4-53-5143. ALODINED AND PRIMED WORKED AREAS IAW RD 8/4-53-2344. INSTALLED RIVETS IAW SRM 51-42-05-02-01. APPLIED ALUMINIZED TOP COAT IAW RD 8/4-53-5143. APPLIED EXTERNAL TOP COAT IAW SRM 51-25-15-02-01. COMPLIED WITH TC RD 8/4-53-5143.

Part: FRAME — CORRODED (BS 604.5) · airframe 27,377 hrs · 28,511 cycles

X604.500 FRAME FLANGES HAVE CORROSION BETWEEN STRINGERS 31P AND 33. REMOVED CORROSION IAW SRM 51-21-00-00-02. MIN THICKNESS NOTED .047" CONFIRMED CRACK FREE REF NTM 51-00-04-910-801 PT 1. MATERIAL LOSS FOUND TO BE IN LIMITS IAW RD 8/4-53-2344. ALODINED, PRIMED AND PAINTED IAW SRM 51-21-10-02-01, 51-25-10-02-01 AND 51-25-15-02-01. APPLIED EXTERNAL TOP COAT IAW SRM 51-25-15-02-01.

Part: FRAME — CORRODED (BS 216) · airframe 27,377 hrs · 28,511 cycles

X216 FRAME FLANGES AND VERTICAL LEG HAVE CORROSION BETWEEN STRINGERS 28P AND 31P. REMOVED COMMON FASTENERS TO FRAME AND STRINGER CLIP IAW SRM 51-42-05-02-01 AND REMOVED CORROSION IAW SRM 51-21-00-00-02. MIN THICKNESS NOTED .035", CONFIRMED AFFECTED AREAS CRACK FREE REF NTM 51-00-04-910-801 PT 1 AND 51-00-06-910-801 PT 1. MATERIAL LOSS FOUND TO BE IN LIMITS IAW RD 8/4-53-5143. ALODINED, PRIMED AND INSTALLED RIVETS IAW SRM 51-21-10-02-01, 51-25-10-02-01 AND 51-42-05-02-01. PAINTED IAW SRM 51-25-15-02-01.

Part: STRINGER — CORRODED (31 LEFT) · airframe 27,377 hrs · 28,511 cycles

STRINGER 31P HAS CORRODED RIVETS STA X 1.0 TO 19.4. REMOVED 3 CORRODED RIVETS IAW SRM 51-42-05-02-01. INSTALLED RIVETS IAW SRM 51-42-05-02-01. APPLIED ALUMINIZED PAINT IAW SRM 51-25-15-02-01, APPLIED EXTERNAL TOP COAT IAW SRM 51-25-15-02-01.

Part: WEB — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

WEB AT STA 26.7 BETWEEN STR 24P AND 27P IS CORRODED. REMOVED WEB IAW SRM 51-42-05-02-01 AND 51-40-15-02-01. CORROSION FOUND TO BE OUT OF LIMITS IAW SRM 53-20-23-00-01. RECEIVED NEW WEB, PN 85329687-101 AND MATCH DRILLED TO ACFT IAW SRM 51-40-07-02-01. INSTALLED NEW WEB IAW SRM 51-42-05-02-01, 51-40-15-02-01, 51-23-00-00-01 AND 51-25-15-02-01.

Part: STRINGER — CORRODED (29 RIGHT) · airframe 27,377 hrs · 28,511 cycles

STRINGER 29S IS CORRODED STA X 32.4 TO X 71.2. REMOVED RIVETS FROM STRINGER SECTION IAW SRM 51-42-05-02-01. CLEANED STRINGER IAW SRM 51-26-00-02-01. NO CORROSION NOTED. APPLIED SURFACE PROTECTION TO STRINGER IAW SRM 51-25-10-02-01 AND 51-25-15-02-01. INSTALLED RIVETS IAW SRM 51-42-05-02-01. APPLIED TOP COAT IAW SRM 51-25-10-02-01. APPLIED EXTERIOR TOP COAT TO OUTER SKIN IAW SRM 51-25-15-02-01.

Part: STRINGER — CORRODED (29 LEFT) · airframe 27,377 hrs · 28,511 cycles

STRINGER 29P HAS CORROSION STA X-39 TO X-18.25. REMOVED Z CHANNEL SKIN RIVETS FOM IAW SRM 51-42-05-02-01. REMOVED Z CHANNEL IAW SRM 51-42-05-02-01. 100 PERCENT MATERIAL LOSS ON Z-CHANNEL FOUND OUT OF LIMITS IAW SRM 53-10-33-00-01. CORROSION LIMITED TO Z-CHANNEL ONLY. MATCH DRILLED NEW Z CHANNEL IAW SRM 51-40-07-02-01. INSTALLED Z-CHANNEL IAW SRM 51-42-05-02-01. APPLIED TOP COAT IAW SRM 51-25-15-02-01. APPLIED EXTERNAL TOP COAT IAW SRM 51-25-15-02-01.

Part: STRINGER — CORRODED (30 LEFT) · airframe 27,377 hrs · 28,511 cycles

STRINGER 30P HAS CORRODED RIVETS STA 49.5 TO X 94.8. REMOVED RIVETS IAW SRM 51-42-05-02-01. INSTALLED RIVETS IAW SRM 51-42-05-02-01. APPLIED PRIMER AND TOP COAT TO RIVETS IAW SRM 51-25-10-02-01 AND 51-25-15-02-01. APPLIED EXTERIOR TOP COAT TO OUTER SKIN IAW SRM 51-25-15-02-01.

Part: ANGLE — CORRODED (BS 547 S24L) · airframe 27,377 hrs · 28,511 cycles

FRAME BS 547, REINFORCEMENT ANGLE AT S24P IS CORRODED. REMOVED FASTENERS AS NECESSARY AND BLENDED CORROSION IAW SRM 51-42-05-02-01 AND 51-21-00-00-02. FOUND ANGLE OUT OF LIMITS IAW SRM 53-30-15-00-01. REMOVED ANGLE IAW SRM 51-42-05-02-01, MATCH DRILLED NEW ANGLE IAW SRM 51-40-07-02-01. INSTALLED NEW ANGLE IAW SRM 51-42-05-02-01. SEALED AND APPLIED TOP COAT IAW SRM 51-23-00-00-01 AND 51-25-15-02-01.

Part: SEAT TRACK — CORRODED (NR 15) · airframe 27,377 hrs · 28,511 cycles

SEAT TRACK NR 15 HAS AREAS OF CORROSION BETWEEN STA X610 AND X670. REMOVED CORROSION FROM SEAT TRACK, FOUND TO BE OUT OF LIMITS IAW RD 8/4-53-884. CONFIRMED CRACK FREE REF NTM 51-00-06-910-801 PT 1. FOUND TRACK TO BE WITHIN LIMITS IAW RD 8/4-53-5135. APPLIED ALODINE IAW RD 8/4-53-5135. COMPLIED WITH TC RD 8/4-53-5135.

Part: WEB — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

WEB AT STA 6.7 BETWEEN STR 24P AND 27P IS CORRODED. REMOVED WEB IAW SRM 51-42-05-02-01 AND 51-40-15-02-01. CORROSION DAMAGE FOUND TO BE OUT OF LIMITS IAW SRM 53-20-23-00-01. RECEIVED NEW WEB, PN 85329688-101 AND MATCH DRILLED TO ACFT IAW SRM 51-40-07-02-01. RECEIVED NEW BRACKET, PN 85329558-101 AND MATCH DRILLED TO WEB AND ACFT IAW SRM 51-40-07-02-01. INSTALLED NEW WEB IAW SRM 51-42-05-02-01, 51-40-15-02-01, 51-23-00-00-01 AND 51-25-15-02-01.

Part: STRINGER — CORRODED (33) · airframe 27,377 hrs · 28,511 cycles

STRINGER 33 IS CORRODED STA X-18.25 TO X1.0. REMOVED RIVETS FROM STRINGER IAW SRM 51-42-05-02-01. REMOVED CORROSION IAW SRM 51-21-00-00-02. FOUND STRINGER 33 AT STA X-18.25 TO X1.0 TO BE OUT OF LIMITS IAW SRM 53-20-03-00-01. CUT OUT DAMAGED STRINGER SEGMENT IAW RD 8/4-53-4757. VERIFIED CUT EDGE CRACK FREE REF NTM 51-00-06-910-801 PT 1. FABRICATED NEW STRINGER SECTION, ANGLE 1 AND ANGLE 2 IAW RD 8/4-53-4757. ALODINED AND PRIMED FABRICATED PARTS. DRILLED NEW STRINGER IAW RD 8/4-53-4757.

Part: STRINGER — CORRODED (31 RIGHT) · airframe 27,377 hrs · 28,511 cycles

STRINGER 31S HAS CORROSION STA X-39 TO X1.0. REMOVED RIVETS FROM OTBD SIDE OF STR IAW SRM 51-42-05-02-01. REMOVED LIGHT SURFACE CORROSION IAW SRM 51-21-00-00-02. MIN REMAINING THICKNESS .082" REF NDTM 51-00-04-910-801, PT 1. INSPECTED BLENDS WITH HFEC, NO CRACKS NOTED REF NDTM 51-00-06-910-801 PT 1. MATERIAL LOSS FOUND IN LIMITS IAW SRM 53-00-00-02-17. ALODINED, PRIMED IAW SRM 51-21-10-02-01 AND 51-25-10-02-01. INSTALLED RIVETS IAW SRM 51-42-05-02-01. APPLIED TOP COAT TO INTERIOR AND EXTERIOR IAW SRM 51-25-15-02-01.

Part: SKIN — CORRODED (BELLY) · airframe 27,377 hrs · 28,511 cycles

INTERNAL BELLY SKIN STRAP FORWARD OF FR-18.25 HAS AREAS OF CORROSION STR 27P-27S. REMOVED Z-CHANNEL RIVETS FOM IAW SRM 51-42-05-02-01. REMOVED CORROSION IAW SRM 51-21-00-00-02. MIN THICKNESS NOTED .034" REF NDTM 51-00-04-910-801 PT 1, VERIFIED AFFECTED AREA CRACK FREE REF NDTM 51-00-06-910-801 PT 1. SKIN STRAP FOUND IN LIMITS IAW RD 8/4-53-5113. ALODINED, PRIMED AND INSTALLED RIVETS IAW RD 8/4-53-5113. INSTALLED RIVETS IN SKIN STRAP IAW SRM 51-42-05-02-01. APPLIED TOP COAT IAW RD 8/4-53-5113.

Part: SHEAR TIE — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

SKIN ATTACH ANGLE 6.7 IS CORRODED STR 24P-25P. CORROSION FOUND TO BE OUT OF LIMITS IAW SRM 53-20-23-02-01. REMOVED SKIN ATTACH ANGLE IAW SRM 51-42-05-02-01. RECEIVED NEW ATTACH ANGLE AND MATCH DRILLED TO WEB AND ACFT IAW SRM 51-40-07-02-01. INSTALLED NEW ANGLE IAW SRM 51-42-05-02-01, 51-23-00-00-01 AND 51-25-15-02-01. APPLIED SELF LEVELING GREEN AVDEC IAW AMM 53-20-03-290-801.

Part: STRINGER — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

STR 25P, CORRODED BETWEEN STA 1.0 AND 6.7 AND BETWEEN STA 26.7 AND 32.4. FOUND CORROSION DAMAGE TO BE OUT OF LIMITS IAW SRM 53-20-17-00-01. REMOVED STRINGER SECTION IAW SRM 51-40-15-02-01. CONFIRMED STRINGER CUT LINES CRACK FREE REF NTM 51-00-06-910-801 PT 1. RECEIVED NEW STRINGER SILL ASSY, PN 85329349, CUT TO MATCH AND DRILLED TO MATCH EXISTING AC HOLES IAW RD 8/4-53-5132/3. FABRICATED REPAIR DOUBLERS IAW TC 8/4-53-5132/3. INSTALLED DOUBLERS AND STRINGER SILL IAW TC RD 8/4-53-5132/3. COMPLIED WITH TC RD 8/4-53-5132/3.

Part: STRUCTURE — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

CORROSION ON STRAP AND RIVETS BETWEEN STR 32P AND 31P, AND X19.4 AND X49.5. REMOVED RIVETS TO FOM IAW SRM 51-42-05-02-01. REMOVED CORROSION IAW SRM 51-21-00-00-02. CHECKED MIN REMAINING THICKNESS USING UT .042" MIN REF NDTM 51-00-04-910-801 PT 1. INSPECTED USING HFEC, NO CRACKS NOTED REF NDTM 51-00-06-910-801 PT 1. FOUND BLENDS WITHIN LIMITS IAW RD 8/4-53-5118. INSTALLED RIVETS, ALODINED, PRIMED WORKED AREAS AND APPLIED ALUMINIZED PAINT IAW RD 8/4-53-5118. APPLIED EXTERNAL TOP COAT IAW SRM 51-25-15-02-01. COMPLIED WITH TC RD 8/4-53-5118.

Part: STRINGER — CORRODED (ZONE 100) · airframe 27,377 hrs · 28,511 cycles

STR 31P, END FITTING AFT SIDE OF STA -18.25 IS CORRODED INSIDE THE BOLT HOLE. REMOVED END FITTING IAW SRM 51-42-05-02-01 AND 51-40-15-02-01. END FITTING FOUND OUT OF LIMITS IAW SRM 53-20-43-00-01. MATCH DRILLED, ALODINED AND PRIMED NEW FITTING PN 85361516-101 IAW SRM 51-40-07-02-01, 51-21-10-02-01 AND 51-25-10-02-01. INSTALLED FASTENERS IAW SRM 51-40-15-02-01, 51-42-05-02-01. APPLIED ALUMINIZED PAINT AND EXTERIOR TOP COAT IAW SRM 51-25-15-02-01.

Part: ANGLE — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FRAME 94.8 REINFORCING ANGLE AT STR 24P IS CORRODED. REMOVED ANGLE IAW SRM 51-42-05-02-01. MATCH DRILLED NEW REINFORCEMENT ANGLE IAW RM 51-40-07-02-01. INSTALLED NEW ANGLE IAW SRM 51-42-05-02-01. APPLIED PRIIMER TO WORKED AREA IAW SRM 51-25-10-02-01. APPLIED PRIMER AND TOP COAT IAW SRM 51-25-10-02-01 AND 51-25-15-02-01.

Part: INTERCOSTAL — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

INTERCOSTAL OTBD OF STRINGER 31P IS CORRODED STA X-39 TO X-18.25. REMOVED INTERCOSTAL IAW SRM 51-42-05-02-01. INTERCOSTAL FOUND TO BE OUT OF LIMITS IAW SRM 53-10-17-01-01. RECEIVED INTERCOSTAL, PN 85300379-101, MATCH DRILLED, ALODINED AND PRIMED IAW SRM 51-40-07-02-01, 51-21-10-02-01 AND 51-25-10-02-01. INSTALLED INTERCOSTAL IAW SRM 51-42-05-02-01. APPLIED ALUMINIZED PAINT IAW SRM 51-25-15-02-01. APPLIED EXTERIOR TOP COAT IAW SRM 51-25-15-02-01.

Part: ANGLE — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

VERTICAL ANGLES AT STR 25P STA 6.7 AND 26.7 CORRODED. REMOVED ANGLES IAW SRM 51-42-05-02-01 AND 51-400-07-02-01. CORROSION FOUND TO BE OUT OF LIMITS IAW SRM 53-20-23-00-01. RECEIVED NEW ANGLES AND MATCH DRILLED TO ACFT IAW SRM 51-40-07-02-01. INSTALLED NEW ANGLES IAW SRM 51-42-05-02-01, 51-40-07-02-01, 51-23-00-00-01 AND 51-25-15-02-01.

Part: INTERCOSTAL — CORRODED (RT NACELLE) · airframe 27,377 hrs · 28,511 cycles

RT AFT NACELLE INTERCOSTAL HAS CORROSION AT STA XN305 BELOW HEAT SHIELD. REMOVED INTERCOSTAL IAW SRM 51-42-05-02-01 AND 51-40-15-02-01. MATCH DRILLED NEW INTERCOSTAL IAW SRM 51-40-07-02-01. INSTALLED NEW INTERCOSTAL IAW SRM 51-42-05-02-01 AND 51-40-15-02-01.

Part: STRINGER — CORRODED (30 RIGHT) · airframe 27,377 hrs · 28,511 cycles

STRINGER 30S HAS CORROSION STA X-39 TO X1.0. REMOVED CORRODED FASTENERS AND Z-CHANNEL IAW SRM 51-42-05-02-01, Z-CHANNEL FOUND TO BE OUT OF LIMITS IAW SRM 53-10-33-00-01. CORROSION LIMITED TO RIVETS AND Z-CHANNEL ONLY. MATCH DRILLED NEW Z-CHANNEL IAW 51-40-07-02-01. INSTALLED NEW Z-CHANNEL IAW SRM 51-42-05-02-01. APPLIED ALUMINIZED PAINT IAW SRM 51-25-15-02-01. APPLIED TOP COAT IAW SRM 51-25-15-02-01.

Part: WEB — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FLOOR SUPPORT WEB ATTACHED TO OTBD SIDE OF SEAT TRACK 5 HAS CORROSION STA X 1.0 TO X 19.4. REMOVED FLOOR SUPPORT WEB IAW SRM 51-42-05-02-01. WEB FOUND TO BE OUT OF LIMITS IAW SRM 53-20-43-02-01. MATCH DRILLED NEW WEB IAW SRM 51-40-07-02-01. INSTALLED WEB IAW SRM 51-42-05-02-01.

Part: STRINGER — CORRODED (24 LEFT) · airframe 27,377 hrs · 28,511 cycles

STRINGER 24P HAS AREAS OF CORROSION AND CORRODED RIVETS STA X 49.5 TO X 196. REMOVED FASTENERS FOM IAW SRM 51-42-05-02-01. CLEANED AND FOUND CORROSION TO BE LIMITED TO FASTENERS ONLY IAW SRM 51-42-05-02-01 AND 51-21-00-00-02. REMOVED STRINGER CLIP FOM IAW SRM 51-42-05-02-01. NO CORROSION FOUND UNDER CLIPS. INSTALLED FASTENERS IN STRINGER IAW SRM 51-42-05-02-01. MATCH DRILLED NEW STRINGER CLIPS IAW SRM 51-40-07-02-01. INSTALLED NEW CLIPS IAW SRM 51-42-05-02-01. APPLIED PRIMER IAW SRM 51-25-10-02-01. APPLIED TOP COAT IAW SRM 51-25-15-02-01.

Part: SKIN — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

SKIN UNDER FWD BAGGAGE DOOR SCUFF PLATE IS CORRODED. REMOVED CORROSION IAW SRM 51-21-00-00-01. MIN REMAINING THICKNESS NOTED .152", CONFIRMED AFFECTED AREAS CRACK FREE REF NTM 51-00-04-910-801 PT AND 51-00-06-910-801 PT 1. MAPPED DAMAGE AND SUBMITTED TO ENGINEERING. REPAIR AREA FOUND TO BE IN LIMITS REF RD 8/4-53-5094. ALODINED AND PRIMED REF RD 8/4-53-5094. RECEIVED AND COMPLIED WITH TC RD 8/4-53-5094.

Part: SHEAR TIE — CORRODED (FUELAGE) · airframe 27,377 hrs · 28,511 cycles

SKIN ATTACH ANGLE 26.7 IS CORRODED STR 24P-25P. CORROSION FOUND TO BE OUT OF LIMITS IAW SRM 53-20-23-00-01. REMOVED SKIN ATTACH ANGLE IAW 51-42-05-02-01. RECEIVED NEW ATTACH ANGLE AND MATCH DRILLED TO WEB AND ACFT IAW SRM 51-40-07-02-01. INSTALLED NEW ANGLE IAW SRM 51-42-05-02-01, 51-23-00-00-01, AND 51-25-15-02-01. APPLIED SELF LEVELING GREEN AVDEC IAW AMM 53-20-03-280-801.

Part: RIB — CORRODED (FUELAGE) · airframe 27,377 hrs · 28,511 cycles

RIB AT STATION 698, STRINGER 24P CORRODED. REPAIRED.

Part: ADAPTER — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FOUND LOWER TCAS ADAPTER PLATE CORRODED. REMOVED ADAPTER PLATE AND MATCH DRILLED NEW IAW SRM 51-40-07-02-01, 51-42-05-02-01. INSTALLED ADAPTER PLATE IAW SRM 51-42-05-02-01. PRIMED AND APPLIED TOP COAT IAW SRM 51-25-10-02-01 AND 51-25-15-02-01.

Part: SKIN — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

INTERNAL SKIN HAS CORROSION STA X 49.5 TO X 71.2 BETWEEN STR 31P AND 32P. REMOVED RIVETS IAW SRM 51-42-05-02-01. REMOVED CORROSION IAW SRM 51-21-00-00-02. PERFORMED THICKNESS GRID OF BLENDED AREA MIN REMAINING THICKNESS NOTED .046". HFEC INSPECTED BLENDED AREA REF NDTM 51-00-04-910-801 PT 1 AND 51-00-06-910-801 PT1. BLENDS FOUND IN LIMITS IAW RD 8/4-53-5118. ALODINED, PRIMED AND INSTALLED RIVETS IAW RD 8/4-53-5118. APPLIED TOP COAT IAW RD 8/4-53-5118. APPLIED EXTERNAL TOP COAT IAW SRM 51-25-15-02-01. COMPLIED WITH TC RD 8/4-53-5118.

Part: STRINGER — CORRODED (29 RIGHT) · airframe 27,377 hrs · 28,511 cycles

STRINGER 29S HAS CORROSION STA X-39 TO X1.0. REMOVED Z-CHANNEL IAW SRM 51-42-05-02-01, Z-CHANNEL FOUND TO BE OUT OF LIMITS IAW SRM 53-10-33-00-01. NO FURTHER CORROSION FOUND ON STRINGER, LIMITED TO Z-CHANNEL ONLY. MATCH DRILLED NEW Z-CHANNEL IAW 51-40-07-02-01. INSTALLED NEW Z-CHANNEL IAW SRM 51-42-05-02-01. APPLIED TOP COAT IAW SRM 51-25-15-02-01.

Part: STRINGER — CORRODED (32 LEFT) · airframe 27,377 hrs · 28,511 cycles

STRINGER 32P HAS CORROSION STA X-39 TO X-18.25. REMOVED Z-CHANNEL IAW SRM 51-42-05-02-01. Z-CHANNEL FOUND TO BE OUT OF LIMITS IAW SRM 53-10-33-00-01. MATCH DRILLED NEW Z-CHANNEL IAW SRM 51-40-07-02-01. INSTALLED Z CHANNEL IAW SRM 51-42-05-02-01. APPLIED INTERNAL TOP COAT AND EXTERIOR TOP COAT IAW SRM 51-25-15-02-01.

Part: DOUBLER — CORRODED (BS 116-136) · airframe 27,377 hrs · 28,511 cycles

INTERNAL BELLY SKIN ANTENNA DOUBLER IS CORRODED STA X116 TO X136. REMOVED INTERNAL AND EXTERNAL DOUBLERS IAW SRM 51-42-05-02-01. MATCH DRILLED NEW INTERNAL DOUBLER IAW SRM 51-40-07-02-01. INSTALLED NEW INTERNAL AND EXISTING EXTERNAL DOUBLERS IAW SRM 51-42-05-02-01. SEALED DOME NUTS, ALODINED, PRIMED AND PAINTED IAW SRM 51-23-00-00-01, 51-21-10-02-01, 51-25-10-02-01 AND 51-25-15-02-01. APPLIED TOP COAT IAW SRM 51-25-15-02-01.

Part: STRINGER — CORRODED (32 RIGHT) · airframe 27,377 hrs · 28,511 cycles

STRINGER 32S HAS CORROSION STA X-39 TO X-18.25. REMOVED Z CHANNEL IAW SRM 51-42-05-02-01. Z-CHANNEL FOUND OUT OF LIMITS IAW SRM 53-10-33-00-01. CORROSION LIMITED TO Z-CHANNEL ONLY. MATCH DRILLED NEW Z-CHANNEL IAW SRM 51-40-07-02-01. INSTALLED Z-CHANNEL IAW SRM 51-42-05-02-01. PRIMED AND APPLIED INTERNAL AND EXTERNAL TOP COAT IAW SRM 51-25-10-02-01 AND 51-25-15-02-01. APPLIED CPC TO INTERNAL SURFACE IAW AMM 51-25-01-390-801.

Part: ANGLE — CORRODED (BS 116) · airframe 27,377 hrs · 28,511 cycles

FRAME BS 116, REINFORCMENT ANGLE AT S24P IS CORRODED. REMOVED REINFORCEMENT ANGLE IAW SRM 51-42-05-02-01. MATCH DRILLED ANGLE IAW SRM 51-40-07-02-01. ALODINED, PRIMED AND PAINTED NEW PART IAW SRM 51-21-10-02-01, 51-25-10-02-01, 51-25-15-02-01. INSTALLED ANGLE IAW SRM 51-42-05-02-01. APPLIED PRIMER AND PAINT IAW SRM 51-25-10-02-01 AND 51-25-15-02-01.

Part: SKIN — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

UPON REMOVAL OF FOAM AROUND DRAIN, FOUND CORROSION ON INNER SKIN AT STR 25 BETWEEN STA 1.0 AND STA 6.7. CLEANED AND BLENDED OUT MULTIPLE CORRODED AREAS IAW SRM 51-26-00-02-01 AND 51-21-00-00-02. MIN NOTED THICKNESS .149" CONFIRMED BLENDED AREAS CRACK FREE REF NTM 51-00-04-910-801 PT 1 AND 51-00-06-910-801 PT 1. FOUND IN LIMITS IAW RD 8/4-53-5132/3. TREATED, PRIMED AND PAINTED IAW RD 8/4-53-5132/3. COMPLIED WITH TC RD 8/4-53-5132/3.

Part: INTERCOSTAL — CORRODED (STRINGER 25L) · airframe 27,377 hrs · 28,511 cycles

INTERCOSTAL AT S25P BOLT HOLES CORRODED STA 1.0 AND STA 32.4. REMOVED INTERCOSTAL IAW SRM 51-42-05-02-01, 51-40-15-02-01 AND 51-41-05-00-01. REAMED HOLES IAW SRM 51-40-07-02-01 AND 51-21-00-00-02. CONFIRMED REAMED HOLES CRACK FREE REF NTM 51-00-06-910-801 PT 1. INSTALLED NEW BUSHINGS IAW RD 8/4-53-5132/3. FOUND CORROSION DAMAGE BEYOND LIMITS IAW SRM 53-20-17-00-01. INSTALLED NEW INTERCOSTAL IAW TC RD 8/4-53-5132/3. COMPLIED WITH TC RD 8/4-53-5132/3.

Part: STRINGER — CORRODED (30 LEFT) · airframe 27,377 hrs · 28,511 cycles

STRINGER 30P HAS CORROSION STA X-39 TO X-18.25. REMOVED Z-CHANNEL SKIN RIVETS FOM IAW SRM 51-42-05-02-01. REMOVED Z-CHANNEL IAW SRM 51-42-05-02-01. 100 PERCENT MATERIAL LOSS ON Z-CHANNEL FOUND OUT OF LIMITS IAW SRM 53-10-33-00-01. CORROSION LIMITED TO Z-CHANNEL ONLY. MATCH DRILLED NEW Z-CHANNEL IAW SRM 51-40-07-02-01. INSTALLED Z-CHANNEL IAW SRM 51-42-05-02-01. APPLIED TOP COAT IAW SRM 51-25-15-02-01. APPLIED EXTERNAL TOP COAT IAW SRM 51-25-15-02-01.

Part: STANCHION — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

STANCHION AT STR 31P IS CORRODED STA X-18.25. REMOVED FITTING FWD OF -18.25 FOM AND REMOVED STANCHION IAW SRM 51-42-05-02-01 AND AMM 20-10-01-430-801. STANCHION FOUND TO BE OUT OF LIMITS IAW SRM 53-20-43-00-01. RECEIVED STANCHION, PN 85328133-113, MATCH DRILLED, ALODINED AND PRIMED IAW SRM 51-40-07-02-01, 51-21-10-02-01 AND 51-25-10-02-01. INSTALLED STANCHION AND FWD FITTING AT STA -18.25 IAW SRM 51-42-05-02-01. APPLIED ALUMINIZED PAINT IAW SRM 51-25-15-00-01. APPLIED EXTERIOR TOP COAT IAW SRM 51-25-15-02-01.

Part: STRINGER — CORRODED (27 RIGHT) · airframe 27,377 hrs · 28,511 cycles

STRINGER 27S HAS CORROSION STA X-39 TO X-18.25. REMOVED STRINGER AND Z-CHANNEL IAW SRM 51-42-05-02-01, 100 PERCENT MATERIAL LOSS ON Z-CHANNEL FOUND TO BE OUT OF LIMITS IAW SRM 51-21-00-00-02. NO FURTHER CORROSION FOUND ON STRINGER, LIMITED TO Z-CHANNEL ONLY. ALODINED, PRIMED WORKED AREA IAW SRM 51-21-10-02-01 AND 51-25-10-02-01. LOCATED AND DRILLED NEW Z IAW 51-40-07-02-01. INSTALLED Z-CHANNEL AND STRINGER IAW SRM 51-42-05-02-01. APPLIED ALUMINIZED PAINT IAW SRM 51-25-15-02-01. APPLIED EXTERNAL TOP COAT IAW SRM 51-25-15-02-01.

Part: FRAME — CORRODED · airframe 27,377 hrs · 28,511 cycles

FRAME -18.25 FLANGES AND WEB ARE CORRODED STR 33-31S. REMOVED FRAME SPLICE IAW SRM 51-42-05-02-01. BLENDED CORROSION AT FRAME -18.25 IAW SRM 51-21-00-00-02. FOUND OUT OF LIMITS IAW SRM 53-20-15-00-01. CUT OUT FRAME FOR SPLICE REPAIR IAW RD 8/4-53-4575. CONFIRMED CUT LINE CRACK FREE REF NTM 51-00-06-910-801 PT 1. CUT NEW FRAME SECTION AND MATCH DRILLED IAW RD 8/4-53-4575. FABRICATED REPAIR SPLICE IAW RD 8/4-53-4575. INSTALLED NEW FRAME, REPAIR SPLICE, FRAME SPLICE, STRINGER CLIPS IAW SRM 51-42-05-02-01 AND RD 8/4-53-4575. APPLIED ALUMINIZED PAINT IAW SRM 51-25-15-02-01, APPLIED EXTERIOR TOP COAT IAW SRM 51-25-15-02-01. COMPLIED WITH TC RD 8/4-53-4575.

Part: FRAME — CORRODED (BS 547) · airframe 27,377 hrs · 28,511 cycles

X547 FRAME FLANGES HAVE CORROSION BETWEEN STRINGERS 32P AND 31S. REMOVED RIVETS FOM IAW SRM 51-42-05-02-01. REMOVED CORROSION IAW SRM 51-21-00-00-02 MIN THICKNESS NOTED .045, CONFIRMED CRACK FREE REF NTM 51-00-04-910-801, PT 1 AND 51-00-06-910-801, PT 1. MATERIAL LOSS FOUND TO BE OUT OF LIMITS IAW RD 8/4-53-2344 AND DWG 85361328. CUT OFF DAMAGED FLANGE IAW RD 8/4-53-017. INSPECTED CUT LINE, NO DEFECT NOTED REF NTM 51-00-06-910-801 PT 1. FABRICATED REPAIR ANGLE IAW RD 8/4-53-2344. APPLIED ALODINE AND PRIMER TO REPAIR IAW RD 8/4-53-2344. INSTALLED REPAIR ANGLE, ALODINED, PRIMED AND INSTALLED RIVETS AT FRAME IAW RD 8/4-53-2344, SRM 51-21-10-02-01, 51-25-10-02-01 AND 51-42-05-02-01. PAINTED IAW SRM 51-25-15-02-01.

Part: TEE FITTING — CORRODED (BULKHEAD) · airframe 27,377 hrs · 28,511 cycles

FWD DRAFT BULKHEAD SUPPORT TEE FITTING IS CORRODED ON MATING SURFACE. REMOVED TEE FITTING IAW SRM 51-42-05-02-01. CORROSION DAMAGE FOUND TO BE OUT OF LIMITS (NO REPAIRS ALLOWED) IAW SRM 53-20-43-00-01. NEW TEE FITTING MATCH DRILLED TO ACFT IAW SRM 51-40-07-02-01. INSTALLED NEW TEE FITTING IAW SRM 51-42-05-02-01, 51-25-10-02-01 AND 51-25-15-02-01.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FLOOR SUPPORT T AT STA X 1.0 IS CORRODED STR 24P TO 26P. REMOVED T FITTING IAW Q400 SRM 51-42-05-02-01. UPON REMOVAL CORROSION DAMAGE FOUND TO BE OUT OF LIMITS IAW SRM 53-20-43-00-01. RECEIVED NEW PART 85329554-101 AND MATCH DRILLED TO ACFT IAW SRM 51-40-07-02-01. INSTALLED T-FITTING IAW SRM 51-42-05-02-01 AND 51-42-05-02-01.

Part: SEAT TRACK — CORRODED (NR 19) · airframe 27,377 hrs · 28,511 cycles

SEAT TRACK 19 HAS AREAS OF CORROSION. REMOVED CORROSION IAW SRM 51-21-00-00-02. SEAT TRACK FOUND OUT OF LIMITS IAW RD 8/4-53-884. CONFIRMED AFFECTED AREA CRACK FREE REF NTM 51-00-06-910-801, PT 1. REMOVED SEAT TRACK NR 19 IAW SRM 51-42-05-02-01 AND 51-40-15-02-01. MATCH DRILLED NEW SEAT TRACK NR 19 IAW SRM 51-40-07-02-01, INSTALLED NEW SEAT TRACK NR 19 IAW SRM 51-42-05-02-01, 51-42-45-02-01 AND 51-40-15-02-01. RESTORED SURFACE PROTECTION IAW SRM 51-25-10-02-01 AND 51-25-15-02-01.

Part: SUPPORT ANGLE — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

DRAIN TROUGH SUPPORT ANGLES AT STR 25P STA .5 AND 27 CORRODED. REMOVED ANGLES IAW SRM 51-42-05-02-01. UPON REMOVAL CORROSION DAMAGE FOUND OUT OF LIMITS IAW SRM 53-20-17-00-01. RECEIVED NEW PN 85329333-103 AND MATCH DRILLED TO ACFT IAW SRM 51-40-07-02-01. INSTALLED NEW ANGLES IAW SRM 51-42-05-02-01, 51-25-10-02-01 AND 51-25-15-02-01.

Part: ATTACH ANGLE — CRACKED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

CRACKED ANGLE ATTACHING TO FLOOR SUPPORT AT STA 32.4 AFT SIDE AT STR 24P. R & R CRACKED CLIP, PN 85328412-101 IAW SRM 51-42-05-02-01 AND 51-40-07-02-01.

Part: WEB — CORRODED (BS 728-747) · airframe 27,377 hrs · 28,511 cycles

LT AFT FLOOR WEB SUPPORT STRUCTURE CORRODED ON MATING SURFACE STA 728-747, STR 31P-OB. REMOVED RIVETS FOM AND REMOVED CORROSION IAW SRM 51-42-05-02-01 AND 51-21-00-00-02. CONFIRMED AFFECTED AREA CRACK FREE REF NTM 51-00-06-910-801 PT 1 MIN THICKNESS NOTED .059" REF NTM 51-00-04-910-801 PT 1. MAPPED AND SUBMITTED TO ENGINEERING. BLENDED AREAS FOUND TO BE IN LIMITS IAW RD 8/4-53-5126. ALODINED, PRIMED, PAINTED AND INSTALLED RIVETS IAW RD 8/4-53-5126 AND SRM 51-42-05-02-01. COMPLIED WITH TC RD 8/4-53-5126.

Part: ATTACH BRACKET — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FLOOR SUPPORT TO FLOORBEAM 32.4 ATTACH BRACKET ABOVE S27P IS CORRODED. REMOVED ATTACH BRACKET IAW SRM 51-42-05-02-01. UPON REMOVAL FOUND CORROSION DAMAGE TO BE OUT OF LIMITS IAW SRM 53-20-43-00-01. NEW ATTACH BRACKET MATCH DRILLED TO ACFT IAW SRM 51-40-07-02-01. INSTALLED NEW ATTACH BRACKET IAW SRM 51-42-05-02-01, 51-25-10-02-01 AND 51-25-15-02-01.

Part: SUPPORT — CORRODED (BS 747-763) · airframe 27,377 hrs · 28,511 cycles

LT AFT FLOOR WEB SUPPORT STRUCTURE CORRODED ON MATING SURFACE STA 747-763, STR 31P-OB. REMOVED RIVETS FOM, REMOVED CORROSION IAW SRM 51-42-05-02-01 AND 51-21-00-00-02. MIN REMAINING THICKNESS .041" REF NTM 51-00-04-910-801, PT 1. CONFIRMED CRACK FREE REF NTM 51-00-06-910-801, PT 1. REMOVED LIGHT CORROSION FROM DOOR THRESHOLD RIB FITTINGS IAW SRM 51-21-00-00-02. NO MATERIAL LOSS NOTED. MAPPED AND SUBMITTED TO ENGINEERING. BLENDED AREAS FOUND IN LIMITS IAW RD 8/4-53-5126. ALODINED, PRIMED, PAINTED AND INSTALLED RIVETS IAW RD 8/4-53-5126 AND SRM 51-42-05-02-01. COMPLIED WITH TC RD 8/4-53-5126.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FLOOR SUPPORT CHANNEL ABOVE STR 27P IS CORRODED STA X 1.0 TO 32.4. REMOVED FLOOR SUPPORT CHANNEL IAW SRM 51-42-05-02-01. UPON REMOVAL FOUND CORROSION DAMAGE TO BE OUT OF LIMITS IAW SRM 53-20-43-00-01. RECEIVED NEW PN 85329677-001 AND MATCH DRILLED TO ACFT IAW SRM 51-40-07-02-01. INSTALLED NEW CHANNEL IAW SRM 51-42-05-02-01.

Part: WEB — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

FORWARD DRAFT BULKHEAD FLOOR SUPPORT WEB IS CORRODED STA X 32.4. REMOVED FWD DRAFT BULKHEAD SUPPORT WEB IAW SRM 51-42-05-02-01. UPON REMOVAL CORROSION FOUND TO BE OUT OF LIMITS IAW SRM 51-21-00-00-02. RECEIVED NEW PN 824844-103 AND MATCH DRILLED TO ACFT IAW SRM 51-40-07-02-01. INSTALLED NEW WEB IAW SRM 51-42-05-02-01, 51-25-10-02-01 AND 51-25-15-02-01.

Part: FLOORBEAM — CRACKED (BS 683.45) · airframe 27,377 hrs · 28,511 cycles

RT FLOORBEAM AT BS 683.45 IS CRACKED. REMOVED FLOORBEAM IAW SRM 51-42-05-02-01. REMOVED LT SEAT TRACK BRACKET FOM IAW SRM 51-42-05-02-01. REMOVED FLOOR SUPPORT NUTPLATE BRACKET FOM IAW SRM 51-42-05-02-01. PREPPED NEW FLOORBEAM, PN 85339223-102 AND MATCH DRILLED IAW SRM 51-40-07-02-01. ALODINED AND PRIMED IAW SRM 51-21-10-02-01 AND 51-25-10-02-01. INSTALLED REPLACEMENT FLOORBEAM AND FOM PARTS IAW SRM 51-42-05-02-01, 51-42-45-02-01 AND 51-41-00-00-01. PRIMED IAW SRM 51-25-10-02-01, APPLIED CPC IAW AMM 51-25-01-390-801.

Part: STRINGER — CORRODED (31 LEFT) · airframe 27,377 hrs · 28,511 cycles

STRINGER 31P HAS CORROSION STA X-39 TO X-18.25. REMOVED Z-CHANNEL SKIN RIVETS FOM AND REMOVED CORROSION IAW SRM 51-42-05-02-01 AND 51-21-00-00-02. MIN REMAINING THICKNESS .056" REF NTM 51-00-02-910-801 PT 1. FOUND BLENDS TO BE IN LIMITS IAW RD 8/4-53-5145. VERIFIED CRACK FREE IAW NTM 51-00-06-910-801 PT 1. ALODINED, PRIMED AND INSTALLED 10 RIVETS IAW RD 8/4-53-5145. APPLIED ALUMINIZED PAINT TO WORK AREAS IAW RD 8/4-53-5145. APPLIED EXTERNAL TOP COAT IAW SRM 51-25-15-02-01. COMPLIED WITH RD 8/4-53-5145.

Part: SEAT TRACK — CRACKED (CABIN) · airframe 27,377 hrs · 28,511 cycles

SEAT TRACK 11 IS CORRODED STA X 10.0 TO X 94.8. SEAT TRACK OUT OF LIMITS DUE TO BLENDING OF CORROSION WITH A DEPTH OF .063" ON UPPER CLAW SURFACE IAW RD 8/4-53-884. REMOVED DRIP TRAY FOM, REMOVED SEAT TRACK NR 11 IAW SRM 51-42-05-02-01, 51-40-15-02-01 AND 51-41-00-00-01. MATCH DRILLED NEW SEAT TRACK IAW SRM 51-40-07-02-01. APPLIED ALODINE IAW SRM 51-21-10-02-01. INSTALLED SEAT TRACK 11 IAW SRM 51-42-05-02-01 AND 51-41-05-00-01 AND 51-40-15-02-01. APPLIED ALUMINIZED PAINT AND INSTALLED DRIP TRAY IAW 51-25-15-02-01 AND 51-42-05-02-01.

Part: SUPPORT — CORRODED (BS 763-783) · airframe 27,377 hrs · 28,511 cycles

LT AFT FLOOR WEB SUPPORT STRUCTURE CORRODED ON MATING SURFACE STA 763-783, STR 31P-OB. REMOVED RIVETS AND NUT PLATE FOM, REMOVED CORROSION IAW SRM 51-42-05-02-01 AND 51-21-00-00-02. MIN REMAINING THICKNESS .033". CONFIRMED CRACK FREE REF NTM 51-00-06-910-801 PT 1. REMOVED LIGHT CORROSION FROM DOOR THRESHOLD RIB FITTINGS IAW SRM 51-21-00-00-02. NO MATERIAL LOSS NOTED. MAPPED AND SUBMITTED TO ENGINEERING. BLENDED AREAS FOUND IN LIMITS IAW RD 8/4-53-5126. ALODINED, PRIMED, PAINTED AND INSTALLED RIVETS AND NUT PLATE IAW RD 8/4-53-5126. COMPLIED WITH TC RD 8/4-53-5126.

Part: STRINGER — CORRODED (30 RIGHT) · airframe 27,377 hrs · 28,511 cycles

STRINGER 30S IS CORRODED STA X 32.4 TO X 71.2. REMOVED RIVETS TO FOM IAW SRM 51-42-05-02-01. CLEANED STRINGER, CORROSION LIMITED TO FASTENERS ONLY IAW SRM 51-26-00-02-01. RESTORED SURFACE PROTECTION TO STRINGER IAW SRM 51-25-10-02-01 AND 51-25-15-02-01. INSTALLED RIVETS SRM 51-42-05-02-01. APPLIED PRIMER AND TOP COAT TO RIVETS IAW SRM 51-25-10-02-01 AND 51-25-15-02-01. APPLIED EXTERIOR TOP COAT TO OUTER SKIN IAW SRM 51-25-15-02-01.

Part: FRAME — CORRODED (BS 94) · airframe 27,377 hrs · 28,511 cycles

FRAME 94.8, FLANGES AND WEB ARE CORRODED STR 33-31S. REMOVED FASTENERS COMMON TO SKIN FOM, BLENDED CORROSION IAW SRM 51-42-05-02-01 AND 51-21-00-00-02. MIN THICKNESS NOTED .036" REF NDTM 51-00-04-910-801 PT 1. VERIFIED AFFECTED AREA CRACK FREE REF NDTM 51-00-06-910-801 PT 1. BLENDS FOUND TO BE WITHIN LIMITS RD 8/4-53-5104. ALODINED, PRIMED AND INSTALLED RIVETS RD 8/4-53-5104. APPLIED PRIMER, TOP COAT AND CPC RD 8/4-53-5104. APPLIED EXTERIOR PRIMER AND TOP COAT IAW SRM 51-25-10-02-01 AND 51-25-15-02-01. COMPLIED WITH TC RD 8/4-53-5104.

Part: FRAME — CORRODED (BS 94.8) · airframe 27,377 hrs · 28,511 cycles

FRAME 94.8 FLANGES AND WEB ARE CORRODED STR 33-29P. REMOVED FASTENERS COMMON TO SKIN AND STANCHION FOM BLENDED CORROSION IAW RD 8/4-53-2344, SRM 51-42-05-02-01 AND 51-21-00-00-02. MIN THICKNESS NOTED .035" REF NDTM 51-00-04-910-801 PT 1, VERIFIED AFFECTED AREAS TO BE CRACK FREE REF NDTM 51-00-06-910-801 PT 1. FOUND BLENDS TO BE IN LIMITS IAW RD 8/4-53-5104. ALODINED, PRIMED, INSTALLED RIVETS APPLIED PRIMER AND TOP COAT IAW RD 8/4-53-5104. APPLIED EXTERIOR PRIMER AND TOP COAT IAW SRM 51-25-10-02-01 AND 51-25-15-02-01. COMPLIED WITH TC 8/4-53-5104.

Part: SEAT TRACK — CORRODED (BS 216-570) · airframe 27,377 hrs · 28,511 cycles

SEAT TRACK 13 HAS AREAS OF CORROSION BETWEEN STA X216 AND X570. BEGAN REMOVING CORROSION AND FOUND TOP OF CLAWS TO BE OUT OF LIMITS IAW RD 8/4-53-884. REMOVED SEAT TRACK IAW SRM 51-42-05-02-01, 51-40-07-02-01 AND 51-40-15-02-01. MATCH DRILLED SEAT TRACK 13 IAW SRM 51-42-05-02-01, 51-40-15-02-01 AND 51-41-00-00-01. APPLIED PRIMER AND ALUMINIZED PAINT AS NECESSARY SRM 51-25-10-02-01 AND 51-25-15-02-01.

Part: STRINGER — DAMAGED (BS 216-664) · airframe 27,377 hrs · 28,511 cycles

STRINGER 24S HAS AREAS OF MISSING PAINT AND CORRODED RIVETS BETWEEN STA X216 AND X664. CLEANED AND REMOVED CORRODED RIVETS FOUND NO CORROSION ON STRINGER IAW SRM 51-26-00-02-03 AND 51-42-05-02-01. ALODINED AREAS IAW SRM 51-21-10-02-01, APPLIED PRIMER IAW SRM 51-25-10-02-01. INSTALLED RIVETS IAW SRM 51-42-05-02-01 AND APPLIED TOP COAT IAW SRM 51-25-00-00-01.

Part: FITTING — CORRODED (BS 236 S31L) · airframe 27,377 hrs · 28,511 cycles

FITTING AT BS 236 S31P IS CORRODED. MATCH DRILLED NEW FITTING IAW SRM 51-40-07-02-01.

Part: FRAME — CORRODED (BS 341) · airframe 27,377 hrs · 28,511 cycles

X341 FRAME FLANGES HAVE CORROSION BETWEEN STRINGERS 29P AND 32P. REMOVED FASTENERS AS NECESSARY AND BLENDED CORROSION IAW SRM 51-42-05-02-01 AND 51-21-00-00-02. MIN REMAINING THICKNESS .046" REF NTM 51-00-04-910-801 PT 1. CONFIRMED BLENDED AREAS CRACK FREE REF NTM 51-00-06-910-801 PT 1. BLENDED AREAS FOUND TO BE WITHIN LIMITS IAW SRM 53-000-00-02-09. ALODINED, PRIMED AND INSTALLED FASTENERS IAW SRM 51-21-10-02-01, 51-25-10-02-01 AND 51-42-05-02-01. APPLIED TOP COAT AND CPC IAW SRM 51-25-15-02-01 AND AMM 51-25-01-390-801.

Part: FRAME — CORRODED (BS 116) · airframe 27,377 hrs · 28,511 cycles

FRAME BS 116 FLANGES ARE CORRODED STR 33-29S. REMOVED FASTENERS FOM IAW SRM 51-42-05-02-01. REMOVED CORROSION IAW RD8/4-53-2344. MIN REMAINING THICKNESS NOTED .022" CONFIRMED AFFECTED AREA CRACK FREE REF NTM 51-00-04-910-801, PT 1 AND 51-00-06-910-801 PT 1. NOMINAL THICKNESS .040" IAW DWG 85328117. FRAME DAMAGE FOUND IN LIMITS IAW RD 8/4-53-5101. ALODINED AND PRIMED FLANGES IAW RD 8/4-53-5101. INSTALLED RIVETS IAW RD 8/4-53-5101. APPLIED PRIMER, PAINT AND CPC IAW RD 8/4-53-5105. COMPLIED WITH TC RD 8/4-53-5101.

Part: FRAME — CORRODED (BS 116) · airframe 27,377 hrs · 28,511 cycles

FRAME BS 116 FLANGES ARE CORRODED STR 29P-33. REMOVED FASTENERS FOM IAW RD 8/4-53-2344. REMOVED CORROSION IAW SRM 51-21-00-00-02. MIN REMAINING THICKNESS NOTED .033" CONFIRMED AFFECTED AREA CRACK FREE REF NTM 51-00-04-910-801 PT 1 AND 51-00-06-910-801 PT 1. NOMINAL THICKNESS .040" IAW DWG 85328117. FRAME DAMAGE FOUND IN LIMITS IAW RD 8/4-53-51-1. ALODINED AND PRIMED FLANGES IAW RD 8/4-53-51-1. INSTALLED RIVETS IAW RD 8/4-53-5101. APPLIED PRIMER, PAINT AND CPC RD 8/4-53-5105. COMPLIED WITH TC RD 8/4-53-5101.

Part: FRAME — CRACKED (WING) · airframe 27,377 hrs · 28,511 cycles

PANEL 611AR OTBD FRAME CRACKED ON TOP AND BOTTOM INBD FRAME CRACKED ON BOTTOM. INBD LOWER CORNER OF DE-ICE BOOT LIFTED TO FACILITATE REPAIR IAW AMM 3-=0-11-76-000-801. REMOVED CRACKED PREVIOUS REPAIR ON INBD LOWER FRAME SECTION, (CRACK LIMITED TO PREVIOUS REPAIR) REMOVED RIVETS ON OTBD TOP AND BOTTOM FRAME SECTIONS IAW RD 8/4-57-1557. CUT DAMAGED FRAME SECTION OUT IAW RD 8/4-57-1557. CUT DAMAGED FRAME SECTION OUT FROM OTBD BOTTOM FRAME SECTION IAW RD 8/4-57-1557. FABRICATED REPAIR ANGLE AND FILLER, LOCATED AND DRILLED REPAIR PARTS IAW RD 8/4-57-1557. PERFORMED FPI IAW RD 8/4-57-1557. APPLIED SURFACE PROTECTION TO ALL REPAIR AREAS IAW RD 8/4-57-1557. INSTALLED REPAIR ANGLES IAW RD 8/4-57-1557. FABRICATED REPAIR ANGLE AND FILLER, LOCATED AND DRILLED REPAIR PARTS IAW RD 8/4-57-1557. PERFORMED FPI IAW RD 8/4-57-1557. APPLIED SURFACE PROTECTION TO ALL REPAIR AREAS IAW RD 8/4-57-1557. INSTALLED REPAIR ANGLES IAW RD 8/4-57-1557. CONFIRMED STRUCTURE UNDER REPAIR CRACK FREE REF NTM 51-00-06-910-801 PT 1. INBD LOWER CORNER OF DE-ICE BOOT REBONDED REF AMM 30-11-76-400-801.

Part: ACCESS PANEL — CORRODED (RT WING) · airframe 27,377 hrs · 28,511 cycles

RT WING FUEL PANEL 624DT HAS LIGHT SURFACE CORROSION ON MATING SURFACE. BLENDED CORROSION IAW RD 8/4-57-442. FOUND TO BE IN LIMITS IAW RD 8/4-57-442. PANEL FOUND TO BE CRACK FREE IAW RD 8/4-57-442. APPLIED ALODINE IAW RD 8/4-57-442. COMPLIED WITH RD 8/4-57-442.

Part: NUT PLATE — CORRODED (CARGO DOOR) · airframe 27,377 hrs · 28,511 cycles

FWD CARGO DOOR FWD FRAME HAS MULTIPLE CORRODED NUT PLATES UNDER STOP FITTINGS AND AT LINER ATTACH POINTS. REMOVED INNER SKIN AT FWD FRAME AND 2 BRACKETS FROM FWD FRAME FOM IAW SRM 51-42-05-02-01 AND AMM 20-10-01-430-801. REMOVED DAMAGED NUT PLATES FROM BRACKETS IAW SRM 51-42-05-02-01. NO CORROSION FOUND ON BRACKETS AT NUT PLATE LOCATIONS. INSTALLED NUT PLATES IAW SRM 51-42-05-02-01. REMOVED NUT PLATES FROM STOP FITTING IAW RD 8/4-52-492. NO CORROSION FOUND ON STOP FITTINGS AT REPAIR LOCATIONS. ALODINED AND PRIMED AREA OF REPAIRS AND INSTALLED STOP FITTING FASTENERS IAW RD 8/4-52-492. INSTALLED 2 BRACKETS IAW SRM 51-42-05-02-01 AND 51-41-05-00-01. PRIMED AND APPLIED CPC IAW SRM 51-25-10-02-01 AND AMM 51-25-01-390-801. INSTALLED INNER SKIN AT FWD FRAME IAW SRM 51-42-45-02-01.

Part: NUT PLATE — CORRODED (DOOR FRAME) · airframe 27,377 hrs · 28,511 cycles

AFT ENTRY DOOR FWD FRAME NUT PLATES FOR NR 5 STOP FITTING CORRODED. REMOVED 2 NUT PLATES IAW RD 8/4-52-492. NO FURTHER CORROSION NOTED. ALODINED AND PRIMED IAW RD 8/4-52-492. INSTALLED BOLTS AND APPLIED CPC IAW RD 8/4-52-492.

Part: NUT PLATE — CORRODED (CARGO DOOR FRAME) · airframe 27,377 hrs · 28,511 cycles

FWD BAG DOOR AFT FRAME HAS MULTIPLE CORRODED NUT PLATES UNDER STOP FITTINGS AND AT LINER ATTACH POINTS. R & R CORRODED NUT PLATES FROM FWD BAG DOOR AFT FRAME AND LINER ATTACH POINTS IAW SRM 51-42-05-02-01. NO CORROSION NOTED UNDER FITTINGS. ALODINED, PRIMED AND INSTALLED STOP FITTINGS IAW RD 8/4-52-492.

Part: SKIN — CORRODED (BS 196-236) · airframe 27,377 hrs · 28,511 cycles

INTERNAL FUSELAGE BELLY SKIN HAS AREAS OF CORROSION STA X196 TO X236 BETWEEN STR 31P & 32P. REMOVED RIVETS FOM AND BLENDED CORROSION IAW SRM 51-42-05-02-01 AND 51-21-00-00-02. MIN REMAINING THICKNESS NOTED .047" CONFIRMED AFFECTED AREA CRACK FREE REF NTM 51-00-04-910-801 PT 1 AND 51-00-06-910-801 PT 1. BLENDS WITHIN LIMITS IAW RD 8/4-53-5121. ALODINED, PRIMED AND INSTALLED RIVETS IAW RD 8/4-53-5121. COMPLIED WITH TC RD 8/4-53-5121.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

SEAT TRACK 20 HAS AREAS OF CORROSION. REMOVED CORROSION IAW SRM 51-21-00-00-02. SEAT TRACK FOUND IN LIMITS .010 MAX REMOVAL ON TOP OF CLAW .019 MAX REMOVAL BETWEEN CLAWS .0410 REMAINING ON TOP AND .141 REMAINING BETWEEN CLAWS IAW RD 8/4-53-884. CONFIRMED CRACK FREE REF NTM 51-00-06-910-801 PT 1. APPLIED ALODINE IAW RD 8/4-53-884.

Part: SKIN — WORN (RT WING) · airframe 27,377 hrs · 28,511 cycles

RT WING SKIN PANEL LANDING FOR PANEL 624CT HAS WEAR MARKS FROM PANEL BOTH INBD AND OTBD RADIUS OF CUTOUT. REMOVED WEAR MARKS IAW RD 8/4-57-445. ACCOMPLISHED FPI ON PANEL LANDING AND FOUND TO BE CRACK FREE REF RD 8/4-57-445 AND NDT MANUAL 8.2.0. MIN THICKNESS NOTED .075" REF NTM 51-00-04-910-801 PT 1. MATERIAL LOSS FOUND TO BE IN LIMITS IAW RD 8/4-57-445. APPLIED ALODINE AND PRIMER IAW RD 8/4-57-445. COMPLIED WITH RD 8/4-57-445.

Part: STRINGER — CORRODED (BS 216-236) · airframe 27,377 hrs · 28,511 cycles

STRINGER 31S HAS CORRODED RIVETS BETWEEN STA X216 AND X236. REMOVED RIVETS FOM IAW SRM 51-42-05-02-01. REMOVED CORROSION IAW SRM 51-21-00-00-02. VERIFIED MIN REMAINING THICKNESS .076" REF NTM 51-00-04-910-801 PT 1. VERIFIED CRACK FREE REF NTM 51-00-06-910-801 PT 1. MATERIAL LOSS FOUND TO BE IN LIMITS IAW SRM 53-00-00-02-17. ALODINED, PRIMED AND INSTALLED RIVETS IAW SRM 51-21-10-02-01, 51-25-10-02-01 AND 51-42-05-02-01. PRIMED, PAINTED INTERIOR AND EXTERIOR CPC IAW SRM 51-25-10-02-01, 51-25-45-02-01, 51-25-15-02-01 AND AMM 51-25-01-390-801.

Part: SKIN — WORN (RT WING) · airframe 27,377 hrs · 28,511 cycles

RT WING SKIN PANEL LANDING FOR PANEL 624DT HAS WEAR MARKS FROM PANEL BOTH INBD AND OTBD RADIUS OF CUTOUT. REMOVED WEAR MARKS IAW RD 8/4-57-445. ACCOMPLISHED FPI ON PANEL LANDING AND FOUND TO BE CRACK FREE REF RD 8/4-57-445 AND NDT MANUAL 8.2.0. MIN THICKNESS NOTED .075" REF NTM 51-00-04-910-801 PT 1. MATERIAL LOSS FOUND IN LIMITS IAW RD 8/4-57-445. APPLIED ALODINE AND PRIMER IAW RD 8/4-57-445. COMPLIED WITH RD 8/4-57-445.

Part: NUT PLATE — CORRODED (CARGO DOOR FRAME) · airframe 27,377 hrs · 28,511 cycles

FWD BAG DOOR AFT FRAME HAS MULTIPLE CORRODED NUT PLATES UNDER STOP FITTINGS AND AT LINER ATTACH POINTS. REMOVED INNER SKIN FOR ACCESS IAW SRM 51-42-45-02-01. R & R CORRODED NUT PLATES IAW SRM 51-42-05-02-01, NO CORROSION NOTED UNDER STOP FITTINGS. ALODINED, PRIMED AND INSTALLED STOP FITTING FASTENERS IAW RD 8/4-52-492. INSTALLED NUT PLATE BRACKETS IAW SRM 51-42-05-02-01 AND 51-41-05-00-01. INSTALLED INNER SKIN IAW SRM 51-42-45-02-01.

Part: SKIN — WORN (RT WING) · airframe 27,377 hrs · 28,511 cycles

RT WING SKIN PANEL LANDING FOR PANEL 624ET HAS WEAR MARKS FROM PANEL BOTH INBD AND OTBD RADIUS OF CUTOUT. REMOVED WEAR MARKS IAW RD 8/4-57-445. ACCOMPLISHED FPI ON PANEL AND FOUND TO BE CRACK FREE REF RD 8/4-57-445 AND NDT MANUAL 8.2.0. VERIFIED MIN REMAINING THICKNESS .075" REF NTM 51-00-04-910-801 PT 1. MATERIAL LOSS FOUND TO BE IN LIMITS IAW RD 8/4-57-445. APPLIED ALODINE, PRIMER IAW RD 8/4-57-445. COMPLIED WITH RD 8/4-57-445.

Part: VENT — CRACKED (LT WING) · airframe 27,377 hrs · 28,511 cycles

LT WING OTBD NACA VENT IS CRACKED ON THE TOP OF THE STANDPIPE THROUGH PANEL 524FT. REMOVED DAMAGED VENT AND MATCH DRILLED NEW VENT IAW SRM 51-42-05-02-01 AND 51-40-07-02-01. INSTALLED NEW VENT IAW SRM 51-42-05-02-01 AND 51-42-45-02-01. SEALED INTERIOR, EXTERIOR AND APPLIED TOP COAT IAW SRM 51-23-20-02-01 AND SRM 51-25-15-02-01.

Part: FRAME — CORRODED (BS 196) · airframe 27,377 hrs · 28,511 cycles

X196 FRAME FLANGES AND VERTICAL LEG HAVE CORROSION BETWEEN STRINGERS 30P AND 33. REMOVED RIVETS COMMON TO FRAME FLANGE AND STRINGER IAW SRM 51-42-05-02-01, REMOVED CORROSION IAW RD 8/4-53-2344. MIN REMAINING THICKNESS NOTED .032", CONFIRMED AFFECTED AREAS CRACK FREE REF NTM 51-00-04-910-801 PT 1 AND 51-00-06-910-801 PT 1. BLENDS ON FRAME FOUND TO BE WITHIN LIMITS IAW RD 8/4-53-5122. ALODINED, PRIMED AND INSTALLED RIVETS IAW RD 8/4-53-5122. APPLIED TOP COAT AND AV8 IAW SRM 51-25-15-02-01 AND AMM 51-25-01-390-801. COMPLIED WITH TC 8/4-53-5122.

Part: FRAME — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

CORROSION ON MATING SURFACE OF FRAME 49.5 AND STANCHION, STR 31S. STANCHION FOUND TO BE OUT OF LIMITS IAW SRM 53-20-43-00-01, NO DAMAGE ALLOWED. MATCH DRILLED NEW STATION IAW SRM 51-42-05-02-01.

Part: ATTACH BRACKET — CRACKED (LT NACELLE) · airframe 27,377 hrs · 28,511 cycles

LT NACELLE INBD ATTACH BRACKET FOR PANEL 413DR IS CRACKED. REMOVED 2 ATTACH BRACKETS REF SRM 51-42-05-02-01. INSTALLED NEW NUTPLATES ON NEW ATTACH BRACKET IAW SRM 51-42-75-02-01. MATCH DRILLED NEW ATTACH BRACKET TO EXISTING BRACKET HOLES IAW SRM 51-40-07-02-01. INSTALLED NEW BRACKET AND EXISTING BRACKET IAW SRM 51-42-05-02-01.

Part: FRAME — CORRODED (BS 196) · airframe 27,377 hrs · 28,511 cycles

X196 FRAME FLANGE HAS CORROSION BETWEEN STRINGERS 28P AND 29P. REMOVED RIVETS COMMON TO FRAME FLANGE AND STRINGER IAW SRM 51-42-05-02-01, REMOVED CORROSION IAW RD 8/4-53-2344. MIN REMAINING THICKNESS NOTED .038", CONFIRMED AFFECTED AREA CRACK FREE REF NTM 51-00-04-910-801 PT 1 AND 51-00-06-910-801 PT 1. BLENDS FOUND TO BE IN LIMITS IAW RD 8/4-53-5122. ALODINED, PRIMED AND INSTALLED RIVETS IAW RD 8/4-53-5122. APPLIED TOP COAT AND AV8 IAW AMM 51-25-01-390-801 AND SRM 51-25-15-02-01. COMPLIED WITH TC RD 8/4-53-5122.

Part: FRAME — CORRODED (BS 196) · airframe 27,377 hrs · 28,511 cycles

X196 FRAME FLANGES AND VERTICAL LEG HAVE CORROSION BETWEEN STRINGERS 30S AND 33. REMOVED RIVETS COMMON TO FRAME FLANGE AND STR IAW SRM 51-42-05-02-01. REMOVED CORROSION IAW RD 8/4-53-2344 MIN REMAINING THICKNESS NOTED .026, CONFIRMED AFFECTED AREAS CRACK FREE REF NTM 51-00-04-910-801, PT 1 AND 51-00-06-910-801, PT 1. BLENDS FOUND TO BE IN LIMITS IAW RD 8/4-53-5122. ALODINED, PRIMED AND INSTALLED RIVETS AS NECESSARY IAW RD 8/4-53-5122. APPLIED TOP COAT AND AV8 IAW AMM 51-25-01-390-801 AND SRM 51-25-15-02-01. COMPLIED WITH TC RD 8/4-53-5122.

Part: STOP FITTING — CORRODED · airframe 27,377 hrs · 28,511 cycles

FORWARD STOP FITTING FOR TORQUE TUBE BUSHING MIGRATED AND FITTING CORRODED STA X1.0. REMOVED STOP FITTINIG AND BUSHING AND INSTALLED NEW IAW SRM 51-41-05-00-01.

Part: SEAT TRACK — CORRODED (CABIN) · airframe 27,377 hrs · 28,511 cycles

SEAT TRACK 2 HAS AREAS OF CORROSION. BLENDED AND EVALUATED SEAT TRACK, FOUND TO BE OUT OF LIMITS IAW RD 8/4-53-884. REMOVED SEAT TRACK IAW SRM 51-42-05-02-01 AND 51-40-15-02-01. LOCATED AND DRILLED NEW SEAT TRACK IAW SRM 51-40-07-02-01. INSTALLED SEAT TRACK IAW SRM 51-42-05-02-01, 51-40-15-02-01, AND 51-42-45-02-01.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

SEAT TRACK 1 HAS AREAS OF CORROSION. REMOVED CORROSION IAW SRM 51-21-00-00-02. MEASURED BLEND AREAS AND FOUND IN LIMITS IAW RD 8/4-53-884. CONFIRMED CRACK FREE REF NTM 51-00-06-910-801 PT 1. APPLIED SURFACE PROTECTION IAW SRM 51-21-10-02-01.

Part: FRAME — CORRODED (BS 321) · airframe 27,377 hrs · 28,511 cycles

BS 321 FRAME FLANGE HAS CORROSION BETWEEN STR 32P & 33. REMOVED NECESSARY RIVETS AND BLENDED CORROSION IAW SRM 51-42-05-02-01 AND 51-21-00-00-02. MIN THICKNESS .047" CONFIRMED CRACK FREE AREA REF NTM 51-00-04-910-801, PT 1 AND 51-00-06-910-801, PT 1. MATERIAL LOSS FOUND IN LIMITS IAW RD 8/4-53-2344 AND DWG 85361314. ALODINED, PRIMED AREAS IAW SRM 51-21-10-02-01 AND 51-25-10-02-01. INSTALLED RIVETS IAW SRM 51-42-05-02-01. ALUMINIZED IAW SRM 51-25-15-02-01 AND 51-25-05-02-01.

Part: FRAME — CORRODED (BS 529) · airframe 27,377 hrs · 28,511 cycles

X529 FRAME FLANGE HAS CORROSION BETWEEN STR 31S & 32S. REMOVED NECESSARY RIVETS IAW Q400 SRM 51-42-05-02-01. REMOVED CORROSION IAW SRM 51-21-00-00-02. CONFIRMED CRACK FREE REF NTM 51-00-04-910-801, PT 1 AND 51-00-06-910-801 PT 1. MATERIAL LOSS FOUND IN LIMITS IAW RD 8/4-53-2344 AND DWG 85361327. ALODINED AND PRIMED AREAS IAW SRM 51-21-10-02-01 AND 51-25-10-02-01. INSTALLED RIVETS IAW SRM 51-42-05-02-01. APPLIED ALUMINIZED PAINT IAW SRM 51-25-15-02-01, AND 51-25-05-02-01.

Part: SEAT TRACK — CORRODED (NR 12) · airframe 27,377 hrs · 28,511 cycles

SEAT TRACK 12 IS CORRODED STA X196 TO 228. REMOVED CORROSION FROM SEAT TRACK .010" REMOVED FROM TOP FLANGES .019". REMOVED FROM CENTER, WITHIN LIMITS IAW RD 8/4-53-884. CONFIRMED CRACK FREE REF NTM 51-00-06-910-801 PT 1. APPLIED SURFACE PROTECTION IAW RD 8/4-53-884.

Part: STRINGER — CORRODED (BS 258.5-281) · airframe 27,377 hrs · 28,511 cycles

STRINGER 32S HAS CORROSION BETWEEN BS 258.5 AND 281. REMOVED NECESSARY RIVETS FOM IAW SRM 51-42-05-02-01. BLENDED CORROSION IAW SRM 51-21-00-00-02 MIN THICKNESS REMAINING .99 REF NDTM PT 1 51-00-04-910-801 AND VERIFIED AREA TO BE CRACK FREE REF NDTM PT 1 51-00-06-910-801. MATERIAL LOSS FOUND TO BE IN LIMITS IAW RD 8/4-53-5115. TREATED, PRIMED REF RD 8/4-53-5115. INSTALLED RIVETS IAW RD 8/4-53-5115. APPLIED PRIMER, PAINT AND CPC IAW RD 8/4-53-5115. COMPLIED WITH HORIZ TC RD 8/4-53-5115.

Part: FRAME — CORRODED (BS 564.5) · airframe 27,377 hrs · 28,511 cycles

BS 564.5 FRAME FLANGE HAS CORROSION BETWEEN STRINGERS 31S AND 32S. REMOVED NECESSARY RIVETS FOM IAW SRM 51-42-05-02-01. REMOVED CORROSION IAW SRM 51-21-00-00-02. MIN THICKNESS NOTED .047", CONFIRMED CRACK FREE REF NTM 51-00-04-910-801 PT 1 AND 51-00-06-910-801 PT 1. MATERIAL LOSS FOUND TO BE IN LIMITS IAW RD 8/4-53-2344. ALODINED, PRIMED AND INSTALLED RIVETS IAW SRM 51-21-10-02-01, 51-25-10-02-01 AND 51-42-05-02-01. APPLIED TOP COAT AND CPC IAW RD 8/4-53-2344.

Part: SEAT TRACK — CORRODED (CABIN) · airframe 27,377 hrs · 28,511 cycles

SEAT TRACK 3 HAS AREAS OF CORROSION. REMOVED CORROSION IAW SRM 51-21-00-00-02. FOUND TO BE IN LIMITS IAWRD 8/4-53-884. CONFIRMED CRACK FREE REF NTM 51-00-06-910-801 PT 1. APPLIED SURFACE PROTECTION IAW SRM 51-21-10-02-01.

Part: STRINGER — CORRODED (BS 216-236) · airframe 27,377 hrs · 28,511 cycles

STRINGER 31S HAS CORRODED RIVETS BETWEEN BS 216 AND 236. REMOVED CORRODED IAW SRM 51-42-05-02-01. APPLIED ALODINE AND PRIMER IAW SRM 51-21-10-02-01 AND 51-25-10-02-01. INSTALLED RIVETS PER SRM 51-42-05-02-01. APPLIED TOP COAT AND AV8 IAW AMM 51-25-01-390-801 AND SRM 51-25-15-02-01.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

SEAT TRACK 18 HAS AREAS OF CORROSION. REMOVED CORROSION ON SEAT TRACK 18 IAW RD 8/4-53-884. MEASURED SEAT TRACK MAX MATERIAL REMOVED .012 FROM CLAW, FOUND TO BE WITHIN LIMITS IAW SRD 8/4-53-884. VERIFIED BLENDS CRACK FREE REF NTM 51-00-06-910-801, PT 1. APPLIED SURFACE PROTECTION TO WORKED AREAS IAW RD 8/4-53-884.

Part: STRINGER — CORRODED (BS 236-258.5) · airframe 27,377 hrs · 28,511 cycles

STRINGER 32S HAS CORROSION BETWEEN BS 236 AND 258.5. REMOVED NECESSARY RIVETS FOM IAW SRM 51-42-05-02-01. CLEANED STRINGER IAW SRM 51-26-00-02-01. NO CORROSION NOTED ON STRINGER, CORROSION ON FASTENERS ONLY. ALODINED, PRIMED AND INSTALLED RIVETS IAW SRM 51-21-10-02-01, 51-25-10-02-01 AND 51-42-05-02-01. APPLIED INTERIOR AND EXTERIOR PRIMER, TOP COAT AND CPC IAW SRM 51-25-10-02-01, 51-25-15-02-01 AND AMM 51-25-01-390-801.

Part: STRINGER — CORRODED (BS 196-216) · airframe 27,377 hrs · 28,511 cycles

STRINGER 31S HAS AREAS OF CORROSION AND CORRODED RIVETS BETWEEN BS 196 AND 216. REMOVED CORRODED RIVETS IAW SRM 51-42-05-02-01. CLEANED STRINGER, NO CORROSION NOTED. INSTALLED RIVETS IAW SRM 51-42-05-02-01. APPLIED PRIMER, ALUMINIZED PAINT AND CPC IAW SRM 51-25-10-02-01, 51-25-15-02-01 AND AMM 51-25-01-390-801.

Part: FRAME — CORRODED (BS 281) · airframe 27,377 hrs · 28,511 cycles

BS 281 FRAME FLANGES AND VERTICAL LEG HAVE CORROSION BETWEEN STRINGERS 28P AND 32P. REMOVED RIVETS FOM IAW SRM 51-42-05-02-01, BLENDED CORROSION IAW SRM 51-21-00-00-02. VERIFIED AFFECTED AREAS TO BE CRACK FREE REF NDTM 51-00-06-910-801 PT 1. MIN THICKNESS NOTED .038" REF NDTM PT 1 TASK 51-00-04-910-801. BLENDS WITHIN LIMITS IAW RD 8/4-53-5123. ALODINED, PRIMED AND INSTALLED RIVETS IAW RD 8/4-53-5123. APPLIED TOP COAT AND AV8 AND COMPLIED WITH RD 8/4-53-5123. COMPLIED WITH TC RD 8/4-53-5123.

Part: STRINGER — CORRODED (BS 216-236) · airframe 27,377 hrs · 28,511 cycles

STRINGER 29S HAS CORRODED RIVETS BETWEEN STA X216 AND X236. REMOVED CORRODED RIVETS IAW SRM 51-42-05-02-01. APPLIED ALODINE, PRIMER IAW SRM 51-21-10-02-01 AND 51-25-10-02-01. INSTALLED RIVETS IAW SRM 51-42-05-02-01. APPLIED TOP COAT AND AV8 IAW AMM 51-25-01-390-801 AND SRM 51-25-15-02-01.

Part: STRINGER — CORRODED (BS 216-236) · airframe 27,377 hrs · 28,511 cycles

STRINGER 30S HAS CORRODED RIVETS BETWEEN STA X216 AND X236. REMOVED CORRODED RIVETS IAW SRM 51-42-05-02-01. APPLIED ALODINE, PRIMER IAW SRM 51-21-10-02-01 AND 51-25-10-02-01. INSTALLED RIVETS IAW SRM 51-42-05-02-01. APPLIED TOP COAT AND AV8 IAW AMM 51-25-01-390-801 AND SRM 51-25-15-02-01.

Part: SKIN — CORRODED (BS 236-258.5) · airframe 27,377 hrs · 28,511 cycles

INTERNAL FUSELAGE BELLY SKIN HAS CORROSION BS 236 TO 258.5 BETWEEN STR 31P AND 32P. REMOVED NECESSARY RIVETS IAW SRM 51-42-05-02-01. REMOVED CORROSION FROM SKIN STRAP IAW SRM 51-21-00-00-02. NO CORROSION NOTED ON ACFT SKIN, MIN THICKNESS NOTED .047", CONFIRMED CRACK FREE REF NTM 51-00-04-910-801 AND 51-00-06-910-801 PT 1. FOUND BLENDS IN LIMITS IAW RD 8/4-53-5156. ALODINED, PRIMED AND INSTALLED RIVETS IAW RD 8/4-53-5156. APPLIED TOP COAT AND AV8 AND COMPLIED WITH RD 8/4-53-5156. COMPLIED WITH HORIZ TC RD8/4-53-5156.

Part: FRAME — CORRODED (BS 281) · airframe 27,377 hrs · 28,511 cycles

X281 FRAME FLANGES AND VERTICAL LEG HAVE CORROSION BETWEEN STTRINGERS 29S AND 32S. REMOVED NECESSARY RIVETS IAW SRM 51-42-05-02-01. REMOVED CORROSION IAW SRM 51-21-00-00-02. MIN THICKNESS NOTED .035" REF NDTM 51-00-04-910-801 PT 1, VERIFIED AFFECTED AREA CRACK FREE REF NDTM 51-00-06-910-801 PT 1. BLENDS WITHIN LIMITS IAW RD 8/4-53-5123. INSTALLED RIVETS, APPLIED TOP COAT, AV8 IAW AND COMPLIED WITH RD8/4-53-5123. COMPLIED WITH HORIZ TCRD8/4-53-5123.

Part: STRINGER — CORRODED (BS 281-301) · airframe 27,377 hrs · 28,511 cycles

STRINGER 32S HAS CORROSION BETWEEN BS 281 AND 301. REMOVED NECESSARY RIVETS FOM IAW SRM 51-42-05-02-01. BLENDED CORROSION IAW SRM 51-21-00-00-02. MIN THICKNESS REMAINING .109 REF NDTM PT 1 51-00-04-910-801 AND VERIFIED AREA TO BE CRACK FREE REF NDTM PT 1 51-00-06-910-801. MATERIAL LOSS FOUND TO BE IN LIMITS IAW RD 8/4-53-5115. TREATED, PRIMED REF RD 8/4-53-5115. INSTALLED RIVETS IAW RD 8/4-53-5115. APPLIED PRIMER, PAINT AND CPC IAW RD 8/4-53-5115. COMPLIED WITH HORIZ TC RD 8/4-53-5115.

Part: SKIN — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

INTERNAL SKIN STA X-18.25 TO X 19.4 HAS CORROSION STR 31P -32P. REMOVED NECESSARY FASTENERS IAW SRM 51-42-05-02-01 AND BLENDED CORROSION IAW SRM 51-21-00-00-02. MIN THICKNESS NOTED .047" REF NDTM 51-00-02-250-801, PT 4. CONFIRMED AFFECTED AREAS CRACK FREE REF NTM 51-00-06-910-801, PT 1. FOUND IN LIMITS IAW RD 8/4-53-5110. ALODINED, PRIMED IAW RD 8/4-53-5110. INSTALLED RIVETS IAW RD 8/4-53-5110. APPLIED TOP COAT IAW SRM 51-25-15-02-01. COMPLIED WITH HORIZ TC RD 8/4-53-5110.

Part: STANCHION — CORRODED (FUSELAGE) · airframe 27,377 hrs · 28,511 cycles

STANCHION AT STA 32.4 AND STR 31P CORRODED ON MATING SURFACE. STANCHION FOUND OUT OF LIMITS IAW SRM 53-20-43-00-01. REMOVED STANCHION IAW SRM 51-42-05-02-01. MATCH DRILLED NEW PART IAW SRM 51-40-07-02-01 AND STANCHION IAW SRM 51-42-05-02-01.

Part: ACCESS PANEL — CORRODED (LT WING) · airframe 27,377 hrs · 28,511 cycles

LT WING FUEL PANEL LANDING 524AT HAS AREAS OF CORROSION. REMOVED CORROSION AND FOUND TO BE WITHIN LIMITS IAW SRM 57-20-35-02-05. ORIGINAL THICKNESS .080" REMAINING THICKNESS .075". ALL BLENDED RIVETS MEASURE MORE THAN .179. VERIFIED BLENDS CRACK FREE IAW NTM 51-00-06-910-801 PT 1 APPLIED ALODINE IAW SRM 51-21-10-02-01. PRIMED IAW SRM 51-25-400-02-01. APPLIED SURFACE PROTECTION IAW SRM 57-20-35-02-05.

Part: ACCESS PANEL — CORRODED (LT WING) · airframe 27,377 hrs · 28,511 cycles

LEFT WING FUEL PANEL LANDING 524BT HAS AREAS OF CORROSION. REMOVED CORROSION AND FOUND BLENDED AREAS TO BE IN LIMITS IAW SRM 57-20-35-02-05. ORIGINAL THICKNESS .080" REMAINING .075". ALL BLENDED RIVETS MEASURE MORE THAN .179". VERIFIED BLENDS ARE CRACK FREE IAW NTM 51-00-06-910-801 PT 1. APPLIED ALODINE IAW SRM 51-21-10-02-01, PRIMED IAW SRM 51-25-40-02-01. APPLIED SURFACE PROTECTION IAW SRM 57-20-35-02-05.

Part: ACCESS PANEL — CORRODED (LT WING) · airframe 27,377 hrs · 28,511 cycles

LT WING ACCESS PANEL 524BT HAS LIGHT SURFACE CORROSION ON MATING SURFACE. REMOVED CORROSION, NOMINAL THICKNESS 0., REMAINING THICKNESS 0.110 AND WITHIN LIMITS IAW RD 8/4-57-442. INSPECTED SURFACE IAW RD 8/4-57-442 REPAIR ITEM 3 AND NDT MANUAL 8.2.1.2. MATING SURFACE IS CRACK FREE. APPLIED ALODINE TO BLENDED AREA IAW RD 8/4-57-442.

Part: ACCESS PANEL — CORRODED (RT WING) · airframe 27,377 hrs · 28,511 cycles

RT WING FUEL PANEL LANDING 624ET HAS AREAS OF CORROSION. REMOVED CORROSION AND FOUND BLENDED AREAS TO BE IN LIMITS IAW SRM 57-20-35-02-01. ORIGINAL THICKNESS .080" REMAINING .075". ALL BLENDED RIVETS MEASURE MORE THAN .179". PERFORMED HFEC AND VERIFIED BLENDS ARE CRACK FREE IAW NTM 51-00-06-910-801 PT 1. APPLIED ALODINE IAW SRM 51-21-10-02-01, PRIMED IAW SRM 51-25-40-02-01. APPLIED SURFACE PROTECTION IAW SRM 57-20-35-02-05.

Part: ACCESS PANEL — CORRODED (RT WING) · airframe 27,377 hrs · 28,511 cycles

RT WING FUEL PANEL LANDING 624BT HAS AREAS OF CORROSION. REMOVED CORROSION AND FOUND BLENDED AREAS TO BE IN LIMITS IAW IAW SRM 57-20-35-02-01. ORIGINAL THICKNESS .080" REMAINING .074". ALL BLENDED RIVETS MEASURE MORE THAN .179". VERIFIED BLENDS ARE CRACK FREE IAW NTM 51-00-06-910-801 PT 1. APPLIED ALODINE IAW SRM 51-21-10-02-01, PRIMED IAW SRM 51-25-40-02-01. APPLIED SURFACE PROTECTION IAW SRM 57-20-35-02-05.

Part: ACCESS PANEL — CORRODED (RT WING) · airframe 27,377 hrs · 28,511 cycles

RT WING FUEL PANEL LANDING 624AT HAS AREAS OF CORROSION. REMOVED CORROSION AND FOUND BLENDED AREAS TO BE IN LIMITS IAW SRM 57-20-35-02-05. ORIGINAL THICKNESS .080" REMAINING .075". ALL BLENDED RIVETS MEASURE MORE THAN .179". PERFORMED HFEC AND VERIFIED BLENDS ARE CRACK FREE IAW NTM 51-00-06-910-801, PT 1. APPLIED ALODINE IAW SRM 51-21-10-02-01, PRIMED IAW SRM 51-25-40-02-01. APPLIED SURFACE PROTECTION IAW SRM 57-20-35-02-05.

Part: ACCESS PANEL — CORRODED (LT WING) · airframe 27,377 hrs · 28,511 cycles

LT WING ACCESS PANEL 524AT HAS LIGHT SURFACE CORROSION ON MATING SURFACE. REMOVED CORROSION, NOMINAL THICKNESS 0.120" REMAINING 0.110 WITHIN LIMITS IAW RD 8/4-57-442. INSPECTED IAW RD 8/4-57-442, REPAIR ITEMS 3 AND NDT MANUAL 8.2.1.2. MATING SURFACE IS CRACK FREE. APPLIED ALODINE TO BLENDED AREAS IAW RD 8/4-57-442.

Part: ACCESS PANEL — CORRODED (RT WING) · airframe 27,377 hrs · 28,511 cycles

RT WING FUEL PANEL LANDING 624FT HAS AREAS OF CORROSION. REMOVED CORROSION AND FOUND WITHIN LIMITS IAW SRM 57-20-35-02-05. ORIGINAL THICKNESS .080" AND .074 REMAINING. ALL BLENDED RIVETS MEASURE MORE THAN .179". PERFORMED HFEC OF BLENDS VERIFIED BLENDS ARE CRACK FREE IAW AMM 51-00-06-910-801 PT 1. APPLIED ALODINE IAW SRM 51-21-10-02-01, PRIMED IAW SRM 51-25-40-02-01. APPLIED SURFACE PROTECTION IAW SRM 57-20-35-02-05.

Part: ACCESS PANEL — DAMAGED (LT WING) · airframe 27,377 hrs · 28,511 cycles

LT WING ACCESS PANEL 522BT HAS DAMAGE AROUND FASTENER HOLE AND MISSING PAINT. BLENDED OUT DAMAGE AROUND FASTENER HOLE. NOMINAL THICKNESS 0.225", REMAINING THICKNESS IS 0.220" AND IS WITHIN LIMITS IAW RD 8/4-57-425. PREPPED MISSING PAINT AREAS IAW SRM 51-25-40-02-01. VERIFIED AFFECTED AREA TO BE CRACK FREE USING HFEC REF NDTM PT 1 TASK 51-00-06-910-801 AND RD 8/4-57-425. ACCOMPLISHED STEPS 4-7 OF RD 8/4-57-425.

Part: NUT PLATE — CORRODED (AFT PAX DOOR) · airframe 27,377 hrs · 28,511 cycles

AFT ENTRY DOOR FORWARD FRAME NUT PLATE FOR LINER BELOW NR 4 STOP FITTING CORRODED. REMOVED ANGLE NR 4, FWD FRAME OF AFT ENTRY DOOR TO ACCESS CORRODED NUT PLATES IAW SRM 51-42-05-02-01. REPLACED CORRODED NUT PLATES AS NEEDED IAW SRM 51-42-05-02-01 AND 51-25-10-02-01.

Part: NUT PLATE — CORRODED (AFT SERVICE DOOR) · airframe 27,377 hrs · 28,511 cycles

AFT SERVICE DOOR FWD FRAME NUTPLATE BELOW NR 2 STOP FITTING CORRODED. REMOVED INNER SKIN ON FWD DOOR TO GAIN ACCESS TO CORRODED NUTPLATES IAW SRM 51-42-05-02-01. REMOVED INNER CLIP TO GAIN ACCESS TO NUTPLATES IAW SRM 51-42-05-02-01. REMOVED AND INSTALLED NEW NUTPLATES IAW SRM 51-42-05-02-01. INSTALLED INNER CLIP NUTPLATE ASSY IAW SRM 51-42-05-02-01. REINSTALLED INNER SKIN OF AFT SERVICE DOOR FORWARD SIDE IAW SRM 51-42-45-02-01. APPLIED PROTECTIVE COATINGS IAW AMM 51-25-01-390-801 AND SRM 51-25-10-02-01.

Part: NUT PLATE — CORRODED (AFT SERVICE DOOR) · airframe 27,377 hrs · 28,511 cycles

AFT SERVICE DOOR AFT FRAME NUTPLATE FOR LINER BELOW NR 2 STOP FITTING IS CORRODED. REMOVED NUTPLATE BRACKET FROM AFT SERVICE DOOR AFT FRAME TO REPLACE CORRODED NUTPLATE BELOW NR 2 STOP FITTING IAW SRM 51-42-05-02-01 AND 51-41-00-00-01. REPLACED CORRODED NUTPLATE IAW SRM 51-42-05-02-01. REINSTALLED NUTPLATE BRACKET IAW SRM 51-42-05-02-01 AND 51-41-00-00-01. RESTORED SURFACE PROTECTION IAW AMM 51-25-01-390-801 AND SRM 51-25-05-02-01.

Part: NUT PLATE — CORRODED (AFT SERVICE DOOR) · airframe 27,377 hrs · 28,511 cycles

AFT SERVICE DOOR FWD FRAME NUTPLATES BELOW NR 3 STOP FITTING CORRODED. REMOVED INNER CLIP TO GAIN ACCESS TO NUT PLATES IAW SRM 51-42-05-02-01. REMOVED AND INSTALLED NEW NUT PLATES ON CLIP IAW SRM 51-42-05-02-01. INSTALLED INNER CLIP NUT PLATE ASSY IAW SRM 51-42-05-02-01 AND 51-41-05-00-01. APPLIED EXTERIOR PROTECTIVE COATINGS IAW SRM 51-21-10-02-01, 51-25-10-02-01 AND 51-25-05-02-01.

Part: OUTFLOW VALVE — MALFUNCTIONED (ZONE 200) · airframe 27,295 hrs · 28,421 cycles

CLIMBING THROUGH 8000', CABIN FAULT LIGHT ILLUMINATED ON CABIN ALTITUDE PANEL. PRESSURIZATION IS CONTROLLABLE IN MANUAL. RETURNED TO FIELD, LANDING UNEVENTFUL. FOUND AFT OUTFLOW VALVE FAILED STATUS MESSAGE IN CDS. R & R AFT OUTFLOW VALVE IAW AMM TASKS 21-31-16-000-801 AND 21-31-16-400-801. CLEARED CDS FAULT AND C/W FUNCTIONAL TEST OF THE PRESSURIZATION CONTROL IAW TASK 21-31-00-720-801. FUNCTIONAL TESTED GOOD. NO FURTHER FAULTS IN CDS. ACFT OK FOR CONTINUED SERVICE.

Part: PANEL — LEAKING (CENTER) · airframe 27,281 hrs · 28,401 cycles

FUEL COMING FROM THE CENTER POINT REFUELING AREA OF THE FUELING PANEL.

Part: OUTFLOW VALVE — MALFUNCTIONED (CABIN PRESSURE) · airframe 27,278 hrs · 28,399 cycles

AT FL 240, CABIN PRESSURE WARNING. CABIN ALTITUDE 10000 FT AND CLIMBING. STARTED EMERGENCY DESCENT PASSING 12000 FT, CABIN ALTITUDE BEGAN TO DESEND. AT 10000 FT CABIN DESCENDED TO 800 FT AND HELD. AFTER 15 MINUTES, CABIN ALTITUDE BEGAN TO DESCEND AGAIN. CABIN ALTITUDE LEVELED AT 4000 FT. FLIGHT CONTINUED AT 10,000 FT. REPLACED AFT OUTFLOW VALVE IAW AMM 21-31-16-000-801 AND 21-31-16-400-801. FUNCTIONAL TESTED GOOD. RETURNED TO SERVICE.

Part: SOCKET — BURNED OUT (CARGO LIGHT) · airframe 26,941 hrs · 28,061 cycles

CIRCUIT BREAKER LEFT ESS WRB & BAGGAGE LIGHT TRIPPED. REMOVED AFT BAGGAGE COMPARTMENT AFT LAMP ASSY AND INSPECTED, FOUND LAMP SOCKET ASSY BURNED OUT, REPLACED LAMP ASSY. FOUND FWD WAS ALREADY OPERATIVE AFTER RESETTING CIRCUIT BREAKER. OPS CHECKED GOOD. REF AMM TASKS 33-31-01-000-801 & 33-31-01-400-400-801, MCN 63374-01 & MCN 63375-01. RETURNED TO SERVICE.

Part: WARNING LIGHT — ILLUMINATED (RUDDER HYD) · airframe 26,936 hrs · 27,490 cycles

NR 1 RUDDER HYDRAULIC CAUTION LIGHT ILLUMINATED AFTER TAKEOFF. RETURNED TO FIELD. LANDED UNEVENTFUL. R & R NR 1 RUDDER SHUTOFF VALVE AS A PRECAUTION. INSTALLED IAW AMM TASK 27-21-28-400-801. REMOVED IAW AMM 27-21-28-000-801. PERFORMED OPS TEST IAW TASK 27-21-28-710-801. OPS TEST GOOD. RETURNED TO SERVICE.

Part: WARNING LIGHT — FALSE ACTIVATION (CABIN PRESSURE) · airframe 26,062 hrs · 27,162 cycles

PRESSURIZATION FAULT LIGHT ILLUMINATED DURING DESCENT, RAN CHECK LIST, AFTER PUTTING IT IN DUMP LIGHT WENT OUT. CDS SHOWS FAULTS AFT OUTFLOW VALVE FAIL AND CPC OF VALVE DATA FAIL. FAULTS CLEARED. PERFORMED FUNCTIONAL TEST OF PRESSURIZATION CONTROL IAW AMM TASK 21-31-00-720-801, FUNCTIONAL TESTED GOOD. FAULTS DID NOT RETURN IN CDS. OK FOR SERVICE.

Part: HANDLE — DAMAGED (SERVICE DOOR) · airframe 25,572 hrs · 26,627 cycles

AFT SERVICE DOOR HANDLE DIFFICULT TO ROTATE TO OPEN AND CLOSE DOOR. REPLACED GUIDE PINS, BEARING FOR INSIDE SHAFT HANDLE, AND GUIDE ASSY. RETURNED TO SERVICE.

Part: FEEL UNIT — MALFUNCTIONED (RUDDER TRIM) · airframe 25,405 hrs · 26,444 cycles

CAPTAINS RUDDER PEDALS DO NOT SEEM TO HAVE EQUAL PSI WHEN PUSHING ON EACH PEDAL AND RELEASEMENT SPEED IS SLOW TO RETURN ON ONE PEDAL (RT) NO PROBLEMS. DURING DURING FLIGHT WERE FELT OR INDICATED. FOS PEDALS ALSO INDICATED UNEQUAL PSI AND MOVEMENT SIMILAR TO THE CAPTAINS PEDALS. R & R RTFU IAW TASK 27-22-06-000-801 AND 217-22-06-400-801. PERFORMED GVI OF ENTIRE RUDDER CABLE RUN, NO DEFECTS NOTED AT THIS TIME. ALSO INSPECTED INPUT LEVERS, BELLCRANKS, PULLEYS, FEED THROUGHS, NO DEFECTS NOTED AT THIS TIME. OPS CHECKED GOOD. RETURNED ACFT TO SERVICE.

Part: DOOR — FROZEN (MAIN PAX) · airframe 24,776 hrs · 25,789 cycles

MAIN CABIN DOOR WILL NOT OPEN FROM INSIDE OR OUTSIDE. WAITED 30 MINUTES, ALLOWED DOOR MECHANISM TO THAW. OPENED DRAIN PLUGS ALLOWING MOISTURE TO DRAIN. PERFORMED OPS TEST OF THE FORWARD PASSENGER DOOR IAW AMM TASK 52-11-00-710-802. OPS TEST GOOD. NO FURTHER DEFECTS NOTED. RETURNED TO SERVICE. NO PARTS REPLACED.

Part: MOTOR — MALFUNCTIONED (CONTROL SERVO) · airframe 24,605 hrs · 25,598 cycles

UNCOMMANDED MOVEMENT OF BOTH CONTROL YOKES. APPROX 1 INCH FORE AND AFT. MORE PRONOUCED BELOW 200 KTS AND BELOW. NO NOTICABLE CHANGE IN ACFT PITCH. NO CHANGE WITH A/P ON OR OFF. YOKE CYCLING FORE AND AFT APPROX 1-2 SECONDS. NO CHANGE WITH FLAPS EXTENDED. NO NOTICABLE MOVEMENT ON GROUND. NO CHANGE IN POWER LEVER MOVEMENT. LANDING UNEVENTFUL. INSPECTED ELEVATOR AND ASSOCIATED COMPONENTS AND SYS, NO DEFECTS. REPLACED PITCH ACTUATOR CAPSTAN AND SERVO MOTOR. OPS CHECK FLIGHT GOOD. RETURNED TO SERVICE.

Part: LOCK SENSOR — STICKING (DOOR WARNING) · airframe 23,371 hrs · 24,280 cycles

TAKEOFF ABORT DUE TO FUSELAGE DOORS WARNING. WARNING CAME ON INTERMITTENTLY AND THEN STAYED CONTINOUSLY AFTER LEAVING THE RUNWAY. TAKEOFF WAS ABORTED BETWEEN 80 AND 90 KNOTS. NO FAULTS IN PSEU. COMPLIED WITH RIGGING CHECK OF AFT BAGGAGE DOOR PROX SENSORS. FOUND SENSORS TO BE WITHING LIMITS IAW MM 52-71-01-830-806. REMOVED AFT BAG DOOR LOCK ASSY ACESS PANEL AND PERFORMED GVI OF INTERNAL WIRING AND HANDLE LOCK SYSTEM IAW MM TASK 05-52-00, HS 05-0029. FOUND DOOR LOCK SENSOR (FLOATING BUTTON) TO BE STICKING AND CONTAMINATED WITH DOOR. CLEANED BUTTON AND LUBRICATED AFT BAGGAGE DOOR MECHANISM IAW MM 52-31-00-640-801. COMPLIED WITH OPS CHECK OF DOOR AFTER INSTALLING LOCK COVER PANEL IAW MM TASK 52-31-00-710-801. OPS CHECK GOOD. RETURNED TO SERVICE.

Part: POWER SUPPLY — DISCHARGED (EMERGENCY LIGHTS) · airframe 23,363 hrs · 24,274 cycles

A5 CHECK. AFT GALLEY EMERGENCY EXIT LIGHTS AND LT & RT AFT FUSELAGE EGRESS LIGHTS ARE INOP. REPLACED POWER SUPPLY. CHECKS GOOD IAW AMM TASK 33-51-01-000-801 AND 33-51-01-400-801.

Part: BRACKET — CRACKED (NR 4 FLAP TRACK) · airframe 23,120 hrs · 24,027 cycles

PDX- LEFT WING NR 4 FLAP TRACK FAIRING INBOARD AFT SUPPORT BRACKET IS CRACKED. REPLACED BRACKET IAW Q400 SRM 51-42-05.

Part: CONNECTOR — DAMAGED (SMOKE DETECTION) · airframe 23,037 hrs · 23,954 cycles

DURING BAGGAGE AFT SMOKE WARNING TEST, THE BOTTLE ARMED LIGHT DOESN`T ILLUMINATE. THE BOTTLE ARMED LIGHTS TEST USING ADVISORY LIGHT TEST SWITCH. INSPECTED AND FOUND PUSHED BACK PIN AT CONNECTOR PLUG 2622-P16 ON LRD BOTTLE. RE-SEATED PIN. PERFORMED OPS CHECK IAW MM TASK 26-12-06-710-801. OPS CHECK GOOD. RETURNED TO SERVICE.

Part: BATTERY PACK — DISCHARGED (EMERGENCY LIGHTS) · airframe 22,860 hrs · 23,769 cycles

EMERGENCY LIGHTS BY BOTH AFT DOORS INOP. REPLACED THE BATTERY POWER SUPPLY. OPS CHECKS GOOD, IAW 33-51-00-710-801.

Part: FLASHER — MALFUNCTIONED (EMER CALL LIGHT) · airframe 22,656 hrs · 23,567 cycles

EMERGENCY CALL CABIN LIGHTING INOP, PLACED ON MEL 23-30-1A. CLEARED MEL 12/8 BY: REPLACING "CALL FLASHER UNIT " IAW AMM TASK 33-24-00-000-803 TASK 33-24-00-000-803 WITH SERVICABLE UNIT SYS TESTS NORMAL. RETURNED TO SERVICE.

Part: CONTROL MODULE — MALFUNCTIONED (TE FLAPS) · airframe 22,609 hrs · 23,513 cycles

FLAP DRIVE CAUTION ILLUMINATED WHEN FLAPS SELECTED TO 35 DEG. FLAPS STOPPED AT 2 NEEDLE WIDTHS PRIOR TO 35 DEG. FLAPS RETRACTED NORMALLY UPON SELECTING THEM UP AFTER LANDING. FERRY FOR REPAIRS. REF INSPECTED FLAP TRACKS, CARRIAGE ROLLERS, RUB BLOCKS, CHECKED WIRING BETWEEN FCU AND FPU, FCU TO FLAP LEVER, ADJUSTED FLAP POSITION TRANSDUCER (LT) REPLACED FLAP CONTROL MODULE, CK GOOD. GRD RAN, CYCLED FLAPS, NO DEFECTS. CHECK FLIGHT GOOD. RETURNED TO SERVICE.

Part: PROXIMITY SENSOR — MALFUNCTIONED (MLG) · airframe 22,116 hrs · 22,958 cycles

"WT ON WHEELS" CAUTION ILLUMINATED FOR A FEW SECONDS, THEN EXTINGUISHED. OCCURED TWICE. BOTH TIMES THE GEAR WAS UP AND LOCKED. RETURNED TO THE FIELD. LANDING UNEVENTFUL. TROUBLESHOT DOWN TO MLG WOW NR 1 PROX SENSOR. REPLACED THE LGWOW1 PROX SENSOR IAW AMM TASK 32-61-06-000-802 & 32-61-06-400-802. RIGGING CKD GOOD. RETURNED TO SERVICE.

Part: SKIN — GOUGED (BS 785) · airframe 21,860 hrs · 22,668 cycles

C CHECK - FUSELAGE SKIN JUST AFT OF THE AFT CARGO DOOR HAS A GOUGE AT APPROX STA 785.102 AND APPROX Z150.032. REMOVED GOUGE BY BLENDING IAW RD 8/4-53-505 STEPS 1 AND 2. MAX DEPTH OF BLEND IS .004". BLEND IS OUT OF LIMITS. HFEC INSPECTED BLEND FOR CRACKS IAW Q400 NDTM PART 6, 51-00-01-250-806. NO CRACKS NOTED. MAPPED FOR ENGINEERING. COMPLIED WITH RD 8/4-53-3302 FOR PERMANENT ALLOWANCE OF BLENDOUT ON THE AFT BAGG DOOR SURROUND SKIN PG 2-3 STEPS 4-7. COMPLETED REPAIR IAW RD 8/4-53-3302.

Part: SKIN — GOUGED (BS 787) · airframe 21,860 hrs · 22,668 cycles

C-CHECK - FUSELAGE SKIN JUST AFT OF THE AFT CARGO DOOR HAS A GOUGE AT APPROX STA 787.102 AND APPROX Z158.032. REMOVED GOUGE BY BLENDING IAW RD 8/4-53-505 STEPS 1 AND 2. MAX DEPTH OF BLEND IS .005". BLEND IS OUT OF LIMITS. HFEC INSPECTED BLEND FOR CRACKS IAW NDTM PART 6, 51-00-01-250-806. NO CRACKS NOTED. MAPPED FOR ENGINEERING. COMPLIED WITH RD 8/4-53-3302 FOR PERMANENT ALLOWANCE OF BLENDOUT ON THE AFT BAGG DOOR SURROUND SKIN PG 2-3 STEPS 4-7. COMPLETED REPAIR IAW RD 8/4-53-3302.

Part: SKIN — DAMAGED (BS 729 S30-31L) · airframe 21,860 hrs · 22,668 cycles

C CHECK - BLENDED AREA FOUND TO BE OUT OF LIMITS AND IN NEED OF A PERMANENT REPAIR IAW RD 8/4-53-406 LOCATED BETWEEN STR31L AND 30L AT FSX729 REF NR 127 FOR BLENDING REPAIR. MAPPED AREA FOR ENGINEERING. BLENDED AREA FOUND TO BE WITHIN LIMITS IAW RD 8/4-53-3300.

Part: SKIN — DAMAGED (BS 728-747) · airframe 21,860 hrs · 22,668 cycles

C CHECK - BLENDED AREA FOUND TO BE OUT OF LIMITS AND IN NEED OF A PERMANENT REPAIR IAW RD 8/4-53-406 LOCATED BETWEEN FSX 728 AND FSX 747 AND BETWEEN STR26L AND 29L REF NR 127 FOR BLENDING REPAIR. MAPPED AREA FOR ENGINEERING. R & R ALL BLENDED RIVETS FROM AREA IAW SRM 51-42-05. BLENDED AREA FOUND TO BE WITHIN LIMITS IAW RD 8/4-53-3300.

Part: SKIN — NICKED (BS 763 S32-33L) · airframe 21,860 hrs · 22,680 cycles

C CHECK - THERE ARE (2) AREAS OF NICK DAMAGE THAT EXTENDS THROUGH PAINT ON FUSELAGE SKIN LOCATED AT FSX763 BETWEEN STR33 AND 32L AND AT FS771 AND .5 INCHES TO THE RT OF STR33. BLENDING AREAS OF THE NICKS TO REMOVE DAMAGE IAW RD 8/4-53-505. HFEC INSPECTED BLEND FOR CRACKS IAW NDTM PART 6, 51-00-01-250-806. NO CRACKS NOTED. UT THICKNESS CHECKED IAW NDTM PART 1, 51-00-04. BLEND AT FS763; HIGH .063' LOW .057", AT FS771;HIGH .060" LOW .037". DAMAGE FOUND TO BE OUT OF LIMITS IAW RD 8/4-53-505. MAPPED FOR ENGINEERING. BLENDED AREA IS FOUND TO BE WITHIN LIMITS IAW RD 8/4-53-3300. ALODINED, PRIMED AND PAINTED REF RD 8/4-53-3300.

Part: SKIN — NICKED (BS 773 S31-32L) · airframe 21,680 hrs · 22,668 cycles

C CHECK - THERE ARE (2) AREAS WITH NICKS THAT EXTEND THROUGH PAINT ON THE SKIN SPLICE AT FSX773 BETWEEN STR 31L AND 32L. BLENDED AREA OF NICKS TO REMOVE DAMAGE IAW RD 8/4-53-505. HFEC INSPECTED BLENDED AREAS FOR CRACK IAW NDTM PART 6, 51-00-01-250-801. NO CRACKS NOTED. UT THICKNESS CHECK IAW NDTM PART 1, 51-00-04. HIGH .060" LOW .050". AREA OF DAMAGE FOUT TO BE OUT OF LIMITS IAW RD 8/4-53-505. MAPPED AREA FOR ENGINEERING. BLENDED AREA IS FOUND TO BE WITHIN LIMITS IAW RD 8/4-53-3300. ALODINED, PRIMED AND PAINTED REF RD 8/4-53-3300.

Part: SKIN — CHAFED (RT WING TE FLAP) · airframe 21,680 hrs · 22,668 cycles

C CHECK - RT WING OTBD FLAP CHAFED THROUGH TOP COAT AT INBD END, UPPER SURFACE APPROX STA 192.0 TO 209.019. REMOVED CHAFE DAMAGE BY BLENDING IAW SRM 57-52-30-02-01, PARA 1-6B, STEPS 1-11. DIMENSIONS OF BLEND FOUND TO BE OUT OF LIMITS. HFEC AT BLENDED AREA FOR CRACK IAW NDTM PART 6, 51-00-01. NO CRACKS NOTED. MAPPED AREA FOR ENGINEERING. ALODINED, PRIMED AND PAINTED IAW RD 8/4-57-1416.

Part: ROLLER — DAMAGED (FLAP TRACK) · airframe 21,860 hrs · 22,668 cycles

C5 CHECK - LT WING NR 4 FLAP TRACK INBD VERTICAL ROLLER SURFACE HAS SURFACE DAMAGE ALONG AN AREA APPROX 10" LONG AT AFT END, CAUSED BY INBD SIDE ROLLER CONTACT. BEGAN POLISHING THE DAMAGED AREA OF THE TUNGSTEN CARBIDE/COBALT COATING OF THE LT NR 4 FLAP TRACK INBD VERTICAL ROLLER SURFACE IAW RD 8/4-57-1238, SECTION 1, SHEET 2, STEP 1-3. HFEC INSPECTED BLEND FOR CRACK IAW NDTM PART 6, 51-00-01-250-801. NO CRACKS NOTED. UT THICKNESS CHECK IAW NDTM PART 1, 51-00-04, HIGH .167 LOW .158. BLENDED AREA FOUND TO BE WITHIN LIMITS IAW R/D 8/4-57-1238, MIN REMAINING THICKNESS GREATER THAN .145". REMOVED LT WING NR 4 FLAP TRACK INBD CARRIAGE SIDE ROLLER IAW IAW AMM 27-52-24-000-803 INSTALLED NEW ROLLER FROM STOCK IAW AMM 27-52-24-400-803, PARA 1-4A,B.

Part: SEAT TRACK — CORRODED (BS 489) · airframe 21,860 hrs · 22,668 cycles

C5 CHECK - CORROSION ON THE RT INBD BOTTOM SEAT TRACK AT APPROX STA X489.50. BLENDED CORROSION TO MAX DEPTH OF .030". BLEND FOUND TO BE WITHIN LIMITS IAW RD 8/4-53-884 GENERAL NOTE NR1. HFEC INSPECTED AT BLENDED AREAS FOR CRACK IAW DASH 8 NDTM PART 6 51-00-01. NO CRACK NOTED. COMPLETED SEAT TRACK REPAIR IAW R/D 8/4-53-884 NOTES 3 THRU 6. NOTES 7 AND 8 N/A AS REPAIR ON CLAW PORTION ONLY.

Part: SEAT TRACK — CORRODED (BS 509.5) · airframe 21,860 hrs · 22,668 cycles

C5 CHECK - CORROSION ON THE RT INBD BOTTOM SEAT TRACK AT APPROX STA X509.50. BLENDED CORROSION TO A MAX DEPTH OF .022". BLEND FOUND TO BE WITHIN LIMITS IAW R/D 8/4-53-884 NOTE 1. NFEC INSPECTED AT BLENDED AREA FOR CRACK IAW DASH 8 NDTM PART 6, 51-00-01. NO CRACK NOTED. COMPLETED SEAT TRACK REPAIR IAW R/D 8/4-53-884 NOTES 3 THRU 6.

Part: RIB — CRACKED (RT NACELLE) · airframe 21,680 hrs · 22,668 cycles

C5 CHECK - RT NACELLE PANEL 424AR SFT END RIB CRACKED. R & R END RIB WITH NEW IAW SRM 51-42-05.

Part: SEAT TRACK — CORRODED (BS 644) · airframe 21,860 hrs · 22,668 cycles

C5 CHECK - CORROSION ON THE LT INBD BOTTOM SEAT TRACK AT APPROX STA X644.50. REMOVED CORROSION IAW RD 8/4-53-884 GENERAL NOTE NR1. MAXIMUM MATERIAL REMOVED .024", FOUND TO REMAIN WITHIN LIMITS IAW RD 8/4-53-884. HFEC INSPECTED AT BLENDED AREAS FOR CRACK IAW NDTM PART 6 51-00-01. NO CRACK NOTED. COMPLETED SEAT TRACK REPAIR IAW R/D 8/4-53-884 NOTES 3 THRU 6. NOTES 7 AND 8 AS REPAIR ON CLAW PORTION ONLY.

Part: SEAT TRACK — CORRODED (BS 311) · airframe 21,860 hrs · 22,668 cycles

C5 CHECK - CORROSION ON THE RT INBD BOTTOM SEAT TRACK AT APPROX STA X311.00. BLENDED CORROSION TO A MAX DEPTH OF .033". BLEND FOUND TO BE WITHIN LIMITS IAW R/D 8/4-53-884 NOTE 1. NFEC INSPECTED AT BLENDED AREA FOR CRACK IAW NDTM PART 6, 51-00-01. NO CRACK NOTED. COMPLETED SEAT TRACK REPAIR IAW R/D 8/4-53-884 NOTES 3 THRU 6. NOTES 7 AND 8 DUE TO REPAIR ON CLAW PORTION ONLY.

Part: SEAT TRACK — GOUGED (BS 712) · airframe 21,860 hrs · 22,668 cycles

C5 CHECK - THERE ARE SEVERAL GOUGES ON THE LT INBD SEAT TRACK CLAWS AT APPROX STA X712.375. REMOVED GOUGES IAW R/D 8/4-53-884 GENERAL NOTE NR1. MAXIMUM MATERIAL REMOVED ON TOP OF TRACK CLAW .018" AND BOTTOM OF TRACK .009". FOUND TO BE WITHIN LIMITS IAW RD 8/4-53-884. HFEC INSPECTED AT BLENDED AREAS FOR CRACK IAW DASH 8 NDTM PART 6 51-00-01. NO CRACK NOTED. COMPLETED SEAT TRACK REPAIR IAW R/D 8/4-53-884 NOTES 3 THRU 6. NOTES 7 AND 8 N/A AS REPAIR ON CLAW PORTION ONLY.

Part: SEAT TRACK — CORRODED (BS 459) · airframe 21,860 hrs · 22,668 cycles

C5 CHECK - CORROSION ON THE RT INBD BOTTOM SEAT TRACK AT APPROX STA X459.50. BLENDED CORROSION TO MAX DEPTH OF .029". BLEND FOUND TO BE WITHIN LIMITS IAW RD 8/4-53-884 GENERAL NOTE NR1. HFEC INSPECTED AT BLENDED AREAS FOR CRACK IAW DASH 8 NDTM PART 6 51-00-01. NO CRACK NOTED. COMPLETED SEAT TRACK REPAIR IAW R/D 8/4-53-884 NOTES 3 THRU 6. NOTES 7 AND 8 AS REPAIR ON CLAW PORTION ONLY.

Part: SEAT TRACK — CORRODED (BS 439) · airframe 21,860 hrs · 22,668 cycles

C5 CHECK - CORROSION ON THE RT INBD BOTTOM SEAT TRACK AT APPROX STA X439.50. REMOVED CORROSION IAW RD 8/4-53-884 GENERAL NOTE NR 1. MAXIMUM MATERIAL REMOVED .023", FOUND TO REMAIN WITHIN LIMITS IAW RD 8/4-53-884. HFEC INSPECTED AT BLENDED AREAS FOR CRACK IAW NDTM PART 6 51-00-01. NO CRACK NOTED. COMPLETED SEAT TRACK REPAIR IAW R/D 8/4-53-884 NOTES 3 THRU 6. NOTES 7 AND 8, AS REPAIR ON CLAW PORTION ONLY.

Part: SEAT TRACK — CORRODED (BS 547) · airframe 21,860 hrs · 22,668 cycles

C5 CHECK - CORROSION ON THE LT INBD BOTTOM SEAT TRACK AT APPROX STA X547.00. REMOVED CORROSION IAW RD 8/4-53-884 GENERAL NOTE NR1. MAXIMUM MATERIAL REMOVED .019", FOUND TO REMAIN WITHIN LIMITS IAW RD 8/4-53-884. HFEC INSPECTED AT BLENDED AREAS FOR CRACK IAW DASH 8 NDTM PART 6 51-00-01. NO CRACK NOTED. COMPLETED SEAT TRACK REPAIR IAW R/D 8/4-53-884 NOTES 3 THRU 6. NOTES 7 AND 8 N/A AS REPAIR ON CLAW PORTION ONLY.

Part: SEAT TRACK — CORRODED (BS 489) · airframe 21,860 hrs · 22,668 cycles

C5 CHECK - CORROSION ON THE LT INBD BOTTOM SEAT TRACK AT APPROX STA X489.50. BLENDED CORROSION TO MAX DEPTH OF .032". BLEND FOUND TO REMAIN WITHIN LIMITS IAW RD 8/4-53-884. HFEC INSPECTED AT BLENDED AREAS FOR CRACK IAW DASH 8 NDTM PART 6 51-00-01. NO CRACK NOTED. COMPLETED SEAT TRACK REPAIR IAW R/D 8/4-53-884 NOTES 3 THRU 6. NOTES 7 AND 8 AS REPAIR ON CLAW PORTION ONLY.

Part: SEAT TRACK — CORRODED (BS 449) · airframe 21,860 hrs · 22,668 cycles

C5 CHECK - CORROSION ON THE RT INBD BOTTOM SEAT TRACK AT APPROX STA X449.50. REMOVED CORROSION TO A MAXIMUM DEPTH OF .023", BLEND FOUND TO REMAIN WITHIN LIMITS IAW RD 8/4-53-884 GENERAL NOTE NR 1. HFEC INSPECTED AT BLENDED AREAS FOR CRACK IAW DASH 8 NDTM PART 6 51-00-01. NO CRACK NOTED. COMPLETED SEAT TRACK REPAIR IAW R/D 8/4-53-884 NOTES 3 THRU 6. NOTES 7 AND 8 AS REPAIR ON CLAW PORTION ONLY.

Part: HANDLE — NOT SEATED (PAX DOOR) · airframe 21,535 hrs · 22,331 cycles

CLIMBING THROUGH FL 210 GOT MASTER WARNING "FUSELAGE DOORS" WITH LT AFT PASSENGER DOOR RED ON DOOR PAGE. F/A SAID NO ABNORMAL NOISES, BUT LOCK HANDLE APPEARS NOT COMPLETELY PUSHED DOWN. PRESSURIZATION NORMAL. DIVERTED AND ACCOMPLISHED A UNEVENTFUL LANDING. FOUND EXTERIOR HANDLE TO PROTRUDE SLIGHTLY. PERFORMED OPS CK OF AFT PAX DOOR IAW AMM TASK 52-12-00-710-801. NO HISTORY FOUND. RETURNED TO SERVICE, NO PARTS REPLACED.

Part: COMPUTER — MALFUNCTIONED (FUEL QTY) · airframe 20,973 hrs · 21,684 cycles

PDX - PER MEL 28-40-10 AIRCRAFT WAS FUELED TO 8600 TOTAL. WHEN CHECKED THE FUEL QUANTITY IT INDICATED 4300 +/- IN EACH TANK DURING CLIMB-OUT THE MESSAGE CAME ON INDICATING 4700 LBS IN LEFT SIDE, 3800 LBS IN RIGHT SIDE. WHEN LOWERED THE GEAR FOR LANDING ALL INDICATIONS WENT AWAY AND SHOWED 3600 LBS PER SIDE UPON TAXING IN MESSAGE INDICATED FUEL IMBALANCE 4260 LBS IN TANK 1 3620 LBS TANK 2. PERFORMED SELF TEST OF THE FUEL QUANTITY, AND FOUND FUEL QUANTITY INOP. REMOVED AND REPLACED FUEL QUANTITY COMPUTER IAW AMM TASK 28-40-01-000-801 AND TASK 28-40-01-400-801. OPS TEST GOOD. RETURNED TO SERVICE.

Part: CAM — MALFUNCTIONED (RT MLG) · airframe 20,605 hrs · 21,234 cycles

RT MAIN WAS SLOW TO RETRACT. ALL LIGHTS WENT OUT THEN "R. DOOR" AMBER LIGHT CYCLED 8-10 TIMES, A SLIGHT BUFFET WAS FELT ON RT SIDE. THEN LIGHTS WENT OUT.-"ALT. GEAR EXTENSION USED". LANDING UNEVENTFUL. IDENTIFIED RT ALTERNATE EXTENSION CAM MECHANISM BINDING AND SHEARING OFF AFT MLG DOOR MECHANISM LEVER ROLLER. REPLACED RT MLG ALTERNATE EXTENSION CAM MECHANISM. REPLACED RT MLG AFT DOOR MECHANISM LOCK LEVER ROLLER. PERFORMED OPS TEST OF THE ALTERNATE EXTENSION SYSTEM IAW AMM TASK 32-34-00-710-801 AND PERFORMED OPS TEST OF THE LANDING GEAR PRIMARY EXTENSION AND RETRACTION SYS IAW. AMM TASK 32-31-00-710-801. NO DEFECTS NOTED. OPS CHECK GOOD. ACFT RETURNED TO SERVICE.

Part: HANDLE — UNSECURE (PAX DOOR) · airframe 20,600 hrs · 21,230 cycles

AFTER TAKEOFF REAR PAX DOOR WARNING ILLUMINATED. RETURNED TO THE FIELD, LANDING UNEVENTFUL. AFTER ARRIVAL AT GATE FOUND AFT PAX DOOR HANDLE NOT FLUSH. PERFORMED OPS TEST OF AFT PAX DOOR IAW Q400 52-12-000-710-802. OPS TEST OK. CYCLED DOOR NUMEROUS TIMES. NO DEFECTS NOTED. RETURNED TO SERVICE. NO PARTS REPLACED.

Part: LEVER — DETERIORATED (MLG DOOR) · airframe 20,455 hrs · 21,033 cycles

NR 2 AFT MLG DOOR ALTERNATE RELEASE ROLLER IS DETERIORATED. REPLACED THE NR 2 MAIN GEAR AFT DOOR ALTERNATE RELEASE ROLLER. CLEARANCE AND OPS CHECK GOOD.

Part: LANDING GEAR — MALFUNCTIONED · airframe 20,441 hrs · 21,026 cycles

AFTER LIFTOFF- RETRACT GEAR, APPROX 30 SEC. AFTER DARK LANDING GEAR PANEL WE GOT A ILLUM. GEAR HANDLE AND 2 UNSAFE MAIN GEAR (RT RED) LIGHTS, LASTED APPROX 5 SEC. AFTER THAT ALL LIGHTS WENT OUT AND STAYED THAT WAY. PERFORMED ALTERNATE GEAR EXTENSION. LANDED UNDER NORMAL WEIGHT WITHOUT INCIDENT. TOWED TO THE GATE. INSPECTED MLG DOOR LINKAGE, AND ADJUSTED OF MLG DOOR PROX SENSORS TARGETS IAW AMM TASK 32-12-01-830-801. ALL CHECKS GOOD NO DEFECTS NOTED. CHECK FLIGHT OK RETURNED TO SERVICE.

Part: PITOT TUBE — MALFUNCTIONED (STNDBY) · airframe 19,987 hrs · 20,476 cycles

PITOT HEAT STANDBY CAUTION LIGHT ILLUMINATED WITH ASSOCIATED C/B POPPED. DIVERTED TO GEG AND MADE A UNEVENTFUL LANDING. REMOVED AND REPLACED STBY PITOT-STATIC PROBE IAW AMM 34-12-11-00-801 AND 34-12-11-400-801 ALSO C/W MX 6341102. RETURNED TO SERVICE.

Part: STRUCTURE — CRACKED (RUDDER) · airframe 19,248 hrs · 19,582 cycles

PDX - APPROXIMATE 8 INCHES LONG CRACK RUNNING ALONG TOP EDGE OF SECOND RIB BELOW UPPER CLOSING RIB ON LEFT SIDE OF TRAILING RUDDER. REMOVED AND REPLACED TRAILING RUDDER IAW AMM 27-23-01-000-801 AND 27-23-01-400-801. OPS TEST GOOD. COMPLETED FREEDOM OF MOVEMENT CHECK, ENSURED FULL TRAVEL AND VERIFIED PROPER DIRECTION OF MOVEMENT, NO DEFECTS NOTED. OPERATIONAL CHECK FLIGHT PERFORMED AND PASSED. AIRCRAFT RETURNED TO SERVICE.

Part: GOVERNOR — MALFUNCTIONED (OVERSPEED) · airframe 18,967 hrs · 19,262 cycles

STS - NR 2 PROP TAKES APPROX 60 SECONDS TO COME OUT OF START AND FEATHER AFTER MAX NP SELECTED. REMOVED AND REPLACED NR 2 PROP OVERSPEED GOVERNOR IAW Q400 AMM TASK 61-20-26-000-801, 61-20-26-400-801. PERFORMED LEAK CHECK, LEAK CHECK GOOD. PERFORMED OVERSPEED GOVERNOR TEST IAW Q400 AMM TASK 61-20-00-710-803, OPS CHECK GOOD. NO DEFECTS NOTED. RETURNED TO SERVICE.

Part: WARNING MESSAGE — FALSE ACTIVATION (ENGINE) · airframe 18,692 hrs · 18,963 cycles

LAX - POWERPLANT MESSAGE ON TO. RETURN TO FILED. LANDING UNEVENTFUL. INTERROGATED CDS FOUND FAULT CODE 338B BOTH ENGINES. CLEARED PEC CODES IAW AMM TASK 61-20-36-070-801. PERFORMED GROUND RUNS ON BOTH ENGINES MULTIPLE TIMES, UNABLE TO DUPLICATE POWERPLANT MESSAGE. NO FAULTS NOTED IN CDS AFTER RUNS. SCHEDULED EMU FOR DOWNLOAD. RETURNED TO SERVICE. NO PARTS REPLACED.

Part: DOOR — OVERSERVICED (AFT PAX) · airframe 18,865 hrs · 18,956 cycles

SEA- F/A REPORTS AFT PAX DOOR HARD TO CLOSE/OPEN FROM INSIDE. CLEANED EXCESS LUBE ON AFT PAX DOOR, OPS CHECKED GOOD. DOOR OPERATED FINE. NO FURTHER DEFECT NOTED. NO PARTS REPLACED.

Part: CABIN PRESSURE — MALFUNCTIONED · airframe 18,505 hrs · 18,750 cycles

GEG - COULD NOT GET THE CABIN TO PRESSURIZE CLIMBING THROUGH 12500 FT GOT A CABIN PRESS WARNING LIGHT TRIED BOTH AUTO AND MANUAL PRESSURIZATION MODES TO TRY DECREASE CABIN ALT NO EFFECT EITHER TRIED TO RECYCLE BLEED SWITCH COULD NOT DECREASE CABIN ALT STARTED DESCENDING FOR GEG. DIVERTED TO GEG. GROUND RAN AC PERFORMED FUNCTIONAL TEST OF PRESSURIZATION CONTROL IAW AMM 21-31-00-720-801 CABIN PRESSURIZED IN AUTO AND MANUAL COULD NOT DUPLICATE WITH NO FAULTS IN CDS. RETURNED TO SERVICE. NO PARTS REPLACED.

Part: WIRE — BROKEN (DOOR SENSOR) · airframe 18,431 hrs · 18,669 cycles

SEA - AT FL 220 ALL 3 GEAR DOOR AND ALL 3 GEAR UNSAFE LIGHTS ILLUMINATED WITH ACCOMPANYING AERODYNAMIC BUFFET. THIS WAS INTERMITTENT FOR ABOUT 10 SECONDS, THEN STOPPED FOR REMAINDER OF FLIGHT. NOSE GEAR UNSAFE AND GEAR HANDLE LIGHTS ILLUMINATED INTERMITTENTLY AFTER EXTENSION WE HAD THE 3 GREEN INDICATION. ACCOMPLISHED UNEVENTFUL LANDING IN SEATTLE. INTERROGATED PSEU FAULT HISTORY. SIGNIFICANT CODES: NGLK1/OPEN AND NGLK/SHORT (OTHER ASSOCIATED CODES SHOWED GEAR DOORS OPEN AND PSEU CHANNEL D INOP. DISCONNECTED SENSOR 11 CONNECTOR AND CONFIRMED A BROKEN WIRE INTERMITTENTLY MAKING/BREAKING CONTACT USING METER. REMOVED AND REPLACED PROX SENSOR S-11 (NGLK1) IAW 32-61-06-000-802 AND 32-61-06-400-802. RETRACTION CHECKS GOOD. RETURNED TO SERVICE.

Part: SHUTOFF VALVE — FAILED (BLEED AIR SYS) · airframe 18,363 hrs · 18,604 cycles

F/A REPORTS HAZE AND IRRITABLE SMELL FOR SEVERAL MINUTES IN CABIN. REMOVED AND REPLACED NR 2 HPSOV IAW AMM TASK 36-11-09-000-801 AND 36-11-09-400-801. GROUND RAN NR 2 ENGINE WITH NR 2 BLEED ON. NO HAZE OR SMELL. RETURNED TO SERVICE.

Part: SENSOR — FAILED (MLG) · airframe 18,347 hrs · 18,583 cycles

GEG - LT AND RT MAIN GEAR DOOR AMBER, RED UNSAFE, AND HANDLE LIGHT INTERMITTENTLY ILLUMINATED AFTER GEAR RETRACTION DURING CLIMB-OUT. DIVERTED TO GEG. UNEVENTFUL LANDING. INTERROGATED PSEU. FOUND RGRDRCL INDUCTANCE READING TO BE ERRATIC. REMOVED AND REPLACED RGRDRCL PROXIMITY SENSOR IAW Q400 AMM TASKS 32-61-06-000-802 AND 32-61-400-802. MLG EXTENSION AND RETRACTION OPS CHECKS GOOD. RETURNED TO SERVICE.

Part: APU — SMOKE · airframe 18,251 hrs · 18,485 cycles

WHITE SMOKE COMING FROM AROUND APU ACCESS DOORS AND THE OUTSIDE OF THE APU EXHAUST PIPE CONTINUED FOR SEVERAL MINUTES AFTER APU SHUT DOWN. INSPECTED APU AREA FOR ANY FUEL OR OIL LEAKS, NONE FOUND. RAN APU TO VERIFY NO LEAKS. UPON FURTHER INVESTIGATION, FOUND DEICE FLUID ON APU COMPARTMENT. CLEANED DEICE FLUID AND RAN APU AGAIN. NO SMOKE NOTED. NO FURTHER DEFECTS. ACFT OK FOR SERVICE. NO PARTS REPLACED.

Part: CONTROL PANEL — MALFUNCTIONED (RUDDER TRIM) · airframe 18,117 hrs · 18,330 cycles

PDX - RUDDER TRIM DOES NOT ENGAGE, WHEN TURNING KNOB RIGHT KNOB IS TURNED WELL PAST THE 1/2 WAY POINT WORKS CORRECTLY LEFT. REMOVED AND REPLACED RUDDER/AILERON TRIM CONTROL PANEL. C/W AILERON TRIM OPERATIONAL TEST REF DH-8 400 MM 27-13-00-710-802. C/W RUDDER TRIM OPERATIONAL TEST REF DH-8 400 MM 27-22-00-710-801. NO FURTHER DEFECTS NOTED. RETURNED TO SERVICE.

Part: UNKNOWN — UNKNOWN (NR 1 PROP) · airframe 18,037 hrs · 18,246 cycles

PDX- NR 1 PROP APPEARS SLOW TO COME OUT OF FEATHER. C/W AMM TASK 61-20-00-720-801 "FUNC TEST OF PROP TIME TO UNFEATHER" TWICE. NR 1 PROP UNFEATHERED AT AROUND 17 SECONDS BOTH TIMES (WITHIN 30 SECOND LIMIT). ALSO C/W OSG TEST IAW TASK 61-20-00-710-804. OPS TEST GOOD. RETURNED TO SERVICE. COULD NOT DUPLICATE. NO PARTS REPLACED.

Part: SEAL — DAMAGED (AFT PAX DOOR) · airframe 17,016 hrs · 17,125 cycles

SEA - FLT 2220 - REAR CABIN DOOR HARD TO CLOSE. MAINTENANCE REPLACED THE SEAL IAW 52-12-21-000-802 AND 52-12-21-400-802. CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. (A)

Part: SEAT TRACK — CORRODED (BS 697-670) · airframe 16,903 hrs · 16,994 cycles

PDX-C4 CHECK- SEAT TRACK NR 9 HAS CORROSION AT THREE PLACES, TWO ON OUTBOARD FLANGE AT APPROX STA X697.00 AND 670.00 AND ONE INSIDE TRACK AND ON TRACK FROM STA X709.00 TO 705.00. REMOVED AND INSTALLED NEW SEAT TRACK NR 9 IAW 8/400 SRM 51-40-07, 51-42-05, 51-40-15. (S)

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 16,903 hrs · 16,994 cycles

PDX-C4 CHECK - SEAT TRACK NR 10 HAS CORROSION AT APPROX STA X1.5 AND X16.5 AROUND BOLT HOLES. REMOVED NR 10 SEAT TRACK AND INSTALLED NEW NR 10 SEAT TRACK REF DHC8-400 SRM 51-40-15 & 51-42-05. (S)

Part: FRAME — CORRODED (FUSELAGE) · airframe 16,903 hrs · 16,994 cycles

PDX-C4 CHECK - THE LOWER FLANGE ON FRAME X71.2 BETWEEN STR 31&32L HAS CORROSION. REMOVED CORROSION IAW D8/400 RD8/4-53-2344 STEPS 1&2. HFEC INSPECTED IAW Q400 NDTM PART 6 61-00-01 NO CRACKS NOTED. UT THICKNESS CHECK IAW Q400 NDTM PART 151-00-04 HIGH .040 LOW .036, WITHIN LIMITS IAW RD 8/4-53-2344. ALODINED, PRIMED AND PAINTED IAW RD8/4-53/2344 STEP 4, 5&6 PG 2. (S)

Part: SKIN — GOUGED (BS 321) · airframe 16,903 hrs · 16,994 cycles

PDX-C4 CHECK - GOUGE ON LT SIDE SKIN APPROX 3.5 INCHES AFT OF STA X321.00 AND 1 INCH ABOVE STR 18. BLENDED AND FOUND OUT OF LIMITS IAW RD 8/4-53-666, MAPPED FOR ENGINEERING. HFEC INSPECTED IAW Q400 NDTM PART 6 51-00-01. NO CRACKS NOTED. BLENDED AREA WITHIN LIMITS IAW RD 8/4-53-2360. ALODINED, PAINTED IAW Q400 SRM 51-25-05/PG 206/ PARA F-1-4 RD 8/4-53-2360 STEPS 1-7. (S)

Part: THRESHOLD — CORRODED (FUSELAGE) · airframe 16,903 hrs · 16,994 cycles

PDX-C4 CHECK FWD EMERGENCY EXIT THRESHOLD HAS CORROSION EVIDENT AROUND DOOR FITTINGS AND THRESHOLD RETAINING HARDWARE. REMOVED EXIT THRESHOLD FRAME DRILLING OUT 20 RIVETS. DRILLED UP NEW THRESHOLD AND INSTALLED IAW Q400 SRM 51-40-07 & 51-42-05. (S)

Part: SKIN — DAMAGED (FUSELAGE) · airframe 16,903 hrs · 16,994 cycles

PDX-C4 CHECK - COMPLIED WITH TASK CARD RD8/4-53-2198-3 FOR PERMANENT REPAIR OF LIGHTNING STRIKE DAMAGE. COMPLIED WITH RD8/4-53-2201 STEPS 1, 2. REMOVED -5 RIVET INSTALL -6 RIVET W/WASHER. HFEC IAW -8 400 NDTM PART 6 51-00-01 AROUND RIVET HOLE. NO CRACKS NOTED. COMPLIED WITH STEPS 4&5 OF RD8/4-53-2201. (S)

Part: SKIN — GOUGED (FUSELAGE) · airframe 16,903 hrs · 16,994 cycles

PDX-C4 CHECK LT FUSELAGE SKIN HAS GOUGE ON EXTERNAL SURFACE AT APPROX STA X51.00 AND Z129.00. BLENDED GOUGE IAW 8-400 SRM 51-14-00. HFEC IAW 8-400 NDTM PART 6 51-00-01 NO CRACKS. NOTED BLENDED ARE FOUND WITHIN LIMITS IAW RD8/4-53-2356. ALODINED, PAINTED IAW RD8/4-53-2356 AND Q400 SRM 51-25-05 PG 206/PARA F-1-4. (S)

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 16,903 hrs · 16,994 cycles

PDX-C4 CHECK - SEAT TRACK NR 5 HAS CORROSION ON OUTBOARD FLANGE AT APPROX STA X23.00. REMOVED NR 5 SEAT TRACK AND INSTALLED NEW NR 5 SEAT TRACK REF DHC8-400 SRM 51-40-15 & 51-42-05. (S)

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 16,903 hrs · 16,994 cycles

PDX-C4 CHECK- SEAT TRACK NR 11 HAS CORROSION ON TRACK AT APPROX STA X17.85 AND X27.4 AND X93.00. REMOVED NR 11 SEAT TRACK AND INSTALLED NEW NR 11 SEAT TRACK REF DHC8-400 SRM 51-40-15 & 51-42-05. (S)

Part: ROD END — MISINSTALLED (MLG DOOR) · airframe 16,282 hrs · 16,324 cycles

PSC- FLIGHT 2297 - ON GEAR RETRACTION, THE LT MLG DOOR AMBER LIGHT REMAINED ILLUMINATED. COMPLIED WITH THE CHECKLIST. MTX CONTROL REQUESTED A DIVERSION TO PDX. ACCOMPLISHED AN ALTERNATE EXTENSION AND A UNEVENTFUL LANDING. MAINTENANCE REMOVED THE NR 1 RETRACT ACTUATOR AT THE SHOCK STRUT AND A YOKE. USING RIG TOOL FOUND THE ROD END INCORRECTLY INSTALLED IN THE PISTON. THREADED ROD END TWO FULL TURNS INTO PISTON TO ACHIEVE DIMENSIONS IN CMM 32-31-06 PAGE 703. TORQUED AND SAFETIED ROD END JAM NUT. REINSTALLED ACTUATOR, DID 15 GEAR SWINGS WITH NO DEFECTS. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. NO PARTS REPLACED.

Part: SEQUENCE VALVE — MALFUNCTIONED (MLG) · airframe 16,282 hrs · 16,323 cycles

SEA - AFTER TAKEOFF, GEAR DOOR LIGHT FOR THE LEFT MAIN GEAR DOOR REMAINED ON. AFTER CHECKLIST, LIGHT STAYED ON. CONTINUED TO DESTINATION. PERFORMED ALTERNATE EXTENSION AND ACCOMPLISHED A UNEVENTFUL LANDING. AIRCRAFT FERRIED TO PDX FOR REPAIRS. REPLACED THE BUSHINGS AND LOC-LINK AND THE SOLENOID SEQUENCE VALVE. ALSO FLUSHED THE HYDRAULIC SYSTEM. EXTENSION AND RETRACTION OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: WIRE HARNESS — MALFUNCTIONED (MLG WOW) · airframe 16,052 hrs · 16,075 cycles

SEA - FLIGHT 2427 - AFTER TAKEOFF FROM YVR, THE LANDING GEAR WOULD NOT RETRACT. DIVERTED TO SEA AND PERFORMED A UNEVENTFUL LANDING. MAINTENANCE FERRIED THE AIRCRAFT TO PDX FOR REPAIRS. IN PDX, REPLACED THE NOSE GEAR WOW 2 HARNESS. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: SKIN — CRACKED (FUSELAGE) · airframe 15,883 hrs · 15,917 cycles

PDX - THERE IS A 2" CRACK IN THE FUSELAGE SKIN AT THE TOP OF THE AIRCRAFT STRUCTURE AT STRINGER 1 STATION X-32.400. MAINTENANCE MAPPED DAMAGE FOR ENGINEERING. HFEC INSPECTED CRACKED AREA TO VERIFY ENDS OF CRACK. CUT OUT DAMAGED AREA OF 4.5" BY 3.2" PER RD 8/4-53/2196. HFEC AROUND CUT-OUT, NO CRACKES NOTED. CUT EXTERNAL STRAP AND FABRICATED PACKER IAW Q400 RD 8/4-53-2196. INSTALLED AND SEALED DOUBLER IAW RD 8/4-53-2196 AND PAINTED PER SRM 51-25-05. AIRCRAFT RETURNED TO SERVICE.

Part: PROCESSOR — INOPERATIVE · airframe 15,407 hrs · 15,432 cycles

ON FLIGHT 2414, JUST AFTER TAKEOFF, NR 1 ARCDU HAD A FAIL MESSAGE IN THE "INT" BOX. SYSTEM STAYED FAILED FOR ABOUT AN HOUR AND THE SYSTEM STARTED WORKING AGAIN. TURNING ARCDU OFF AND ON PER CHECKLIST HAD NO EFFECT AT TIME OF FAILURE. MAINTENANCE INTERROGATED CDS AND FOUND IOP 1 FAULT. REMOVED AND REPLACED IOP 1. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: CONTROL UNIT — MALFUNCTIONED (RUDDER TRIM) · airframe 15,385 hrs · 15,414 cycles

PDX - ON FIIGHT 2359, ON APPROACH THE RUDDER TRIM QUIT WORKING. ON THE SECOND ATTEMPT RIGHT RUDDER TRIM MOVED THE TRIM RAPIDLY TO THE RIGHT. LEFT RUDDER TRIM MOVED THE TRIM FURTHER AND RAPIDLY TO THE RIGHT AS WELL. CIRCUIT BREAKER PULLED PER RUNAWAY CHECKLIST. MAINTENANCE REMOVED AND REPLACED RUDDER TRIM/AILERON TRIM CONTROL PANEL. RESET CIRCUIT BREAKER. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: APU — INOPERATIVE · airframe 15,317 hrs · 15,356 cycles

SEA - ON FLIGHT 2475, RETURNED TO GATE, WITH APU OFF ELECTRIC PAGE ON MFD SHOWS INTERM LOAD OF UP TO 13. PLACED ON MEL. 10-18-07 MAINTENANCE REMOVED AND REPLACED APU DC STARTER/GENERATOR PER Q400 AMM TASK 24-33-01-000-801 AND 24-33-01-400-801. OPS CHECK GOOD. NO LEAKS. NOTED APU LOAD SHOWS NO LOAD WITH APU OFF. THIS CLEARS MEL. AIRCRAFT RETURNED TO SERVICE.

Part: UNKNOWN — UNKNOWN (TE FLAPS) · airframe 14,730 hrs · 14,782 cycles

SEA FLIGHT NR 2292: FLAP POWER CAUTION LIGHT ILLUMINATED. AIRCRAFT RETURNED TO BLOCK. MAINTENANCE CLEARED FAULT AND TESTED IAW Q400 FIM TASK 27-50-00-810-802. CHECKS GOOD WITH NO FURTHER FAULTS. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: UNKNOWN — UNKNOWN · airframe 14,488 hrs · 14,550 cycles

SEA FLIGHT NR 2392: AFTER START UP, PROP DEICE CAUTION LIGHT ILLUMINATED. AIRCRAFT RETURNED TO BLOCK. MAINTENANCE INTERROGATED CDS. NO PROP DEICE FAULTS NOTED. CLEARED NR 1 AND 32 PROP DEICE NVM. PERFROMED FUNCTIONAL TEST OF THE PROP ICING SYSTEM IAW Q400 AMM 30-61-00, PAGES 501-502. FUNCTIONAL TEST GOOD. PROP DEICE CAUTION LIGHT DID NOT ILLUMINATE. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: CONTROL UNIT — FAULTED (NLG STEERING) · airframe 13,935 hrs · 14,002 cycles

FLIGHT NR 2333: DURING ROLL OUT, NOSE STEERING CAUTION ILLUMINATED. DID ABNORMAL CHECKLIST. TAXIED TO GATE. MAINTENANCE CHECK NWS ECU FOR FAULTS AND FOUND FAULTS VDT1, VDT2, SCU, PWR, PHC, P-SW AND SCUT. CLEARED FAULTS. TAXIED AIRCRAFT. NOSEWHEEL STEERING OPERATED NORMALLY. NO CAUTION LIGHTS ILLUMINATED. NO FAULTS RETURNED. REPLACED NOSE WHEEL STEERING ELECTRONIC CONTROL UNIT FOR PRECAUTIONARY MEASURES IAW MM TASK 32-51-01-000-801 AND 32-51-01-400-801 BECAUSE OF BEING ONLY COMMON LRU TO ALL FAULTS IAW Q400 FIM TASK 32-50-00-810-801 PAR 2A. NOSEWHEEL STEERING SYSTEM OPS TEST GOOD IAW Q400 MM TASK 32-50-00-710-801. TAXIED AIRCRAFT MAKING NUMEROUS LT AND RT TURNS WITH TILLER AND RUDDER PEDALS. NOSE WHEEL STEERIN

Part: UNKNOWN — ODOR (CABIN) · airframe 13,881 hrs · 13,946 cycles

MFR FLIGHT NR 2420: PAX REPORTED BURNING RUBBER ODOR AT SEAT 1AB. TURNED OFF NR 1 ACM AND ODOR WENT AWAY. MAINTENANCE PERFORMED EXTENSIVE GROUND RUN OF A/C OPERATING ACM'S TOGETHER AND INDIVIDUALLY SELECTED VARIED TEMPERATURE SETTINGS DURING OPS CHECK. NO FUMES NOTED AT ANY TIME. UTILIZED INPUT INSTRUCTIONS OF SERVICE LETTER DH8-400-SL-21-012A AS A PRECAUTIONARY MEASURE, AGAIN NO FUMES NOTED. NO PARTS REPLACED. AIRCRAFT WAS RETURNED TO SERVICE.

Part: RELAY — FAILED (WINDSHIELD HEAT) · airframe 13,473 hrs · 13,579 cycles

GEG FLIGHT NR 2340: EN ROUTE TO MSO, CAPTAIN'S WINDSHIELD HEAT FAILED WITH NO ASSOCIATED CAUTION LIGHT. ON DESCENT INTO GEG, WINDSHIELD HEAT RETURNED AND CAPTAIN'S WINDOW CLEARED. FLIGHT DIVERTED TO GEG. MAINTENANCE REMOVED AND REPLACED K1, K2 AND K7 (P/N JC-DYN103) PER AMM 30-41-01 PAGES 407-413. CAPTAIN'S WINDSHIELD OPS CHECK NORMALLY. AIRCRAFT RETURNED TO SERVICE.

Part: OUTFLOW VALVE — STUCK (CABIN PRESSURE) · airframe 13,227 hrs · 13,365 cycles

YYG - ON FLIGHT 2392, AIRCRAFT RETURNED TO FIELD, AIRCRAFT WILL NOT PRESSURIZE IN AUTO OR MANUAL MODE. MAINTENANCE FOUND AFT OUTFLOW VALVE STUCK OPEN. REPLACED OUTFLOW VALVE. OPERATIONAL CHECK GOOD. AIRCRFT RETURNED TO SERVICE.

Part: WARNING LIGHT — FALSE ACTIVATION (FIRE WARNING) · airframe 12,893 hrs · 13,069 cycles

RNO FLIGHT NR 2447: MASTER WARNING CHECK FIRE DETECT LIGHTS ILLUMINATED IN FLIGHT AT 220. UPON INSPECTION, MAINTENANCE FOUND CBK K3 OPEN CARGO IND RESET C/B AND C/W AMM SUB TASK 26-10-01-710-001 AND AMM TASK 26-12-06-710-801. OPS CHECK GOOD. NO FURTHER CAUTIONS OR WARNINGS POSTED. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: WARNING MESSAGE — FALSE ACTIVATION (LT DC GENERATOR) · airframe 12,866 hrs · 13,045 cycles

RDM FLIGHT NR 2329, AFTER ENGINE START, LEFT DC GEN CAUTION LIGHT ILLUMINATED. IT WOULD NOT COME ONLINE WITH RECYCLING SWITCH. MAINTENANCE NOTED AFTER ENGINE START, NR 1 DC GEN SWITCH IN OFF POSITION. PER MAINTENANCE CONTROL, CYCLED SHIPS POWER. RESTARTED ENGINE WITH GENERATOR SWITCHES IN ON POSITION. BOTH GENERATORS ON LINE NORMAL. NO CAUTION OR FAULTS POSTED. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: CONNECTOR — DIRTY (PCU) · airframe 12,772 hrs · 12,962 cycles

FLIGHT NR 2403: DURING TAXI OUT, POWER PLANT MESSAGE ON ED. MAINTENANCE INTERROGATED EMU AND CDS. FOUND FAULT CODE 131B ON NR 1 ENGINE. PERFORMED FAULT ISOLATION IAW FIM 61-21-03-810-815. FOUND DIRTY PIN A PCU TRANSDUCER CONNECTOR P28. CLEANED CONNECTOR. FAULTS CLEARED. RAN NR 1 ENGINE. NO DEFECTS NOTED. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: SMOKE — DETECTED (CARGO BAY) · airframe 12,304 hrs · 12,531 cycles

GROUND CREW REPORTED SMELL OF SMOKE IN AFT CARGO BAY. MAINTENANCE INSPECTED AND FOUND NO SMOKE OR BURNING SMELL. IN CARGO COMPARTMENT FOR 10 MINUTES. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: PANEL — DAMAGED (LT NACELLE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 LEFT HAND NACELLE PANELS 413AT AND 414AT HAVE SEVERAL AREAS OF CHIPPED PAINT. PAINTED IAW DHC-8-400 SRM 51-25-05-370-801.

Part: RIB — GOUGED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 RIB ON WHEEL WELL SIDEWALL APPROXIMATELY STATION X120.00 IN LINE WHITH AFT SIDE OF MAIN BATTERY HAS GOUGE ON INNER WEB TO OUTER FLANGE, ALSO AFT OF RIB THERE IA GOUGE ALONG WHEEL WELL SIDEWALL. REPAIRED IAW HORIZON AIR EA 6-53-771 AND EA 6-53-780.

Part: FRAME — TOOL DAMAGE (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 FUSELAGE BELLY FRAME HAS DRILL START/MARK AT STATION X18.250 AND STRINGER 31P. REPAIRED IAW RD 8/4-53-1619 AND HORIZON AIR EA 6-53-778.

Part: DRAG STRUT — CHAFED (LT MLG) · airframe 12,104 hrs · 12,357 cycles

PDX C3 LEFT HAND MAIN LANDING GEAR DRAG STRUT UPPER ATTACH FITTING IS CHAFED ON INBOARD LUG FACE. REPAIRED IAW HORIZON AIR EA 6-54-427.

Part: FRAME — DENTED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 FRAME DENTED AT 18.250, STRINGER 31L, REPAIRED IAW HORIZON AIR EA 6-53-778, RD 8/4-53-1619.

Part: STRUCTURE — CORRODED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 FRETTING ON MATING SURFACES OF RADOME ON AIFRAME SIDE. REPAIRED IAW DHC-8-400 SRM 51-14-00-350-803, 51-25-10 AND HORIZON AIR EA 6-53-773.

Part: STOP FITTING — CORRODED (PAX DOOR) · airframe 12,104 hrs · 12,357 cycles

PDX C3 FORWARD PASSENGER DOOR FORWARD STOP FITTINGS HAVE MILE SURFACE CORROSION AND WARE. REPAIRED IAW RD 8/4-53-1629.

Part: INTERCOSTAL — BENT (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 INTERCOSTAL BENT/GOUGED ON AFT BAG DOOR APPROXIMATELY STATION X776.102. REPAIRED IAW RD 8/4-52-285.

Part: STOP FITTING — CORRODED (PAX DOOR) · airframe 12,104 hrs · 12,357 cycles

PDX C3 FORWARD PASSENGER DOOR AFT STOP FITTINGS HAVE MILE SURFACE CORROSION AND WARE. REPAIRED IAW RD 8/4-53-1629 AND HORIZON AIR EA 6-53-775.

Part: SILL — CORRODED (BS 735-776) · airframe 12,104 hrs · 12,357 cycles

PDX C3 AFT CARGO DOOR LOWER SILL PLATE, HAS SURFACE CORROSION AT APPROXIMATELY STATION 735 TO 776. REPAIRED IAW DHC-8-400 SDRM 51-14-00, 51-21-10, 51-42-05 ADN SRM 51-25-65.

Part: STRUCTURE — DAMAGED (LT NACELLE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 LEFT HAND NACELLE EXHAUST DECK HAS A PREVIOUS REPAIR FILLER CRACKED, AFT END OF DECK AT APPROXIMATELY STATION XN302.00. REPAIRED IAW RD 8/4-54-044, DHC-8-400 SRM 54-35-20-350-802 AND 51-42-05.

Part: BRACKET — CORRODED (DOOR SILL) · airframe 12,104 hrs · 12,357 cycles

PDX C3 AFT CARGO PIT DOOR SILL BRACKET CORROSION AT NUT PLATE, APPROXIMATELY X776. REPAIRED IAW Q400 SRM 51-14-00, 51-25-65, 51-25-05 AND 51-42-05.

Part: DIAPHRAGM — CRACKED (LT NACELLE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 CRACKED DIAPHRAGM ON LEFT HAND NACELLE WHERE THE INBOARD FLAP AND FUSELAGE MEET. REPAIRED IAW DHC-8-400 SRM 51-40-10 AND 51-42-05

Part: ICE SHIELD — DENTED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 TWO DENTS AFT OF LEFT HAND ICE SHIELD. REPAIRED IAW RD 8/4-53-666.

Part: CARGO TRACK — CORRODED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 AFT CARGO PIT RIGHT INBOARD TRACK CORROSION APPROXIMATELY X705-712, X721-774 AND X780. REPAIRED IAW DHC-8-400 SRM 51-40-15 AND 51-42-05.

Part: SUPPORT BEAM — CRACKED (LT NACELLE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 LEFT HAND NACELLE, NR 3 FLAP TRACK MOUNTING SUPPORT BEAM HAS 7/8" CRACK IN TOP EDGE RADIUS. REPAIRED IAW HORIZON AIR EA 6-54-426 AND RD 8/4-54-368.

Part: SKIN — DENTED (BS 290 S7-8L) · airframe 12,104 hrs · 12,357 cycles

PDX C3 DENT LEFT HAND FUSELAGE APPROXIMATELY STATION X290 BETWEEN STRINGER 7 AND STRINGER 8. REPAIRED IAW DHC-8-400 SRM 53-30-31-350-801, RD 8/4/53/1624AND HORIZON AIR EA 6-53-700.

Part: FLOORBEAM — CORRODED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 AFT CARGO PIT AFT FLOOR FORWARD RIGHT SIDE OF BEAM ANGLE CORROSION APROXIMATELY X784 AND YL8.0. REPARIED IAW DHC-8-400 SRM 51-21-00-350-001 AND 51-42-05-330-801.

Part: FLOORBEAM — CORRODED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 AFT AFT CARGO PIT AFT FLOOR FORWARD RIGHT SIDE OF RIGHT BEAM, ANGLE CORROSION, APPROXIMATELY X784 AND YR11.0. REPAIRED IAW DHC-8-400 SRM 51-21-00-350-001, 51-40-15-330-801 AND SRM 51-42-05-330-801.

Part: STRUCTURE — DAMAGED (CARGO DOORWAY) · airframe 12,104 hrs · 12,357 cycles

PDX C3 AFT BAG DOOR CUT-OUT SURROUND FORWARD LOWER CORNER SCUFF PLATE HAS ONE RIVET HEAD SHEARED OFF AND ONE RIVET HEAD IS TIPPED. REPAIRED IAW RD 8/4-1351, HORIZON AIR EA 6-53-585"B" AND DHC-8-400 SRM 51-42-05.

Part: FLOOR SKIN — CORRODED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 AFT CARGO DOMPARTMENT FLOOR SKIN CORROSION APPROXIMATELY X498 AND YL23. REPAIRED IAW DHC-8-400 SRM 51-42-05.

Part: STRUCTURE — NICKED (PAX DOORWAY) · airframe 12,104 hrs · 12,357 cycles

PDX C3 AFT ENTRY DOOR SURROUND FORWARD EDGE NICKED APPROXIMATELY 18" ROM BOTTOM. REPAIRED IAW RD 8/4-53-505 AND DHC-8-400 SRM 51-14-00-350-803.

Part: STRUCTURE — GOUGED (CARGO DOORWAY) · airframe 12,104 hrs · 12,357 cycles

PDX C3 AFT BAG DOOR SURROUND AFT EDGE HAS NICKS AND GOUGES. REPAIRED IAW DHC-8-400 SRM 51-14-00-350-803, 53-10-31-320-001 AND RD 8/4-53-505.

Part: SKIN — NICKED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 NICK IN EXTERNAL FUSELAGE SKIN AT APPROXIMATELY STATION 54.5 AND STRINGER 29L. REPAIRED IAW RD 8/4-53-0505.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 LEFT HAND OUTBOARD SEAT TRACK NR 2 HAS CORROSION INSIDE CHANNEL AT APPROXIMATELY FUSELAGE STATION X3211 AND X341. REPAIRED IAW RD 8/4-53-884.

Part: SKIN — DAMAGED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 NICK IN EXTERNAL FUSELAGE SKIN AT APPROXIMATELY STATION 56.5 AND STRINGER 31R. REPAIRED IAW RD 8/4-53-0505.

Part: SKIN — DAMAGED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 NICK IN EXTERNAL FUSELAGE SKIN AT APPROXIMATELY STATION 68.5 AND STRINGER 32L. REPAIRED IAW RD 8/53/0505.

Part: SKIN — DENTED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 DENT LEFT HAND FUSELAGE SKIN PANEL P/N 85327131, BETWEEN STATION X18.250 AND X5.400, STRINGER 15P AND 16P. REPAIRED IAW RD 8/4-53-1352 AND HORIZON AIR EA 6-53-772.

Part: SKIN — DAMAGED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 NICK IN EXTERNAL FUSELAGE SKIN AT APPROXIMATELY STATION 56.0 AND STRINGER 31L. REPAIRED IAW RD 8/4-53-0505.

Part: SKIN — DAMAGED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 NICK IN EXTERNAL FUSELAGE SKIN AT APPROXIMATELY STATION 37.5 AND STRINGER 33L. REPAIRED IAW RD 8/4-53-0505.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 LEFT HAND OUTBOARD SEAT TRACK NR 2 HAS LIGHT PITTING CORROSION INSIDE CHANNEL AT APPROXIMATELY FUSELAGE STATION X370 TO 388. REPAIRED IAW RD 8/4-53-884.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 LEFT HAND OUTBOARD SEAT TRACK NR 2 HAS .014 DEEP CORROSION PIT INSIDE CHANNEL AT FUSELAGE STATION X355. REPAIRED IAW RD 8/4-53-884.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 LEFT HAND OUTBOARD SEAT TRACK NR 2 HAS CHAFE MARKS INSIDE CHANNEL AT FUSELAGE STATION X523. REPAIRED IAW RD 8/4-53-884.

Part: SEAT TRACK — CHAFED (BS 327-434) · airframe 12,104 hrs · 12,357 cycles

PDX C3 - RIGHT INBOARD SEAT TRACK HAS MINOR CHAFING IN BOTTOM OF CHANNEL AT STATION 327-434. REPAIRED IAW DHC-8-400 RD 8/4-53-884.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 RIGHT HAND OUTBOARD SEAT TRACK 18 HAS LIGHT CORROSION AND SCRATCH MARKS INSIDE CHANNEL BETWEEN FUSELAGE STATION X496 AND 509. REPAIRED IAW RD 8/4-53-884.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 - RIGHT OUTBOARD SEAT TRACK NR 18 HAS PITTTING CORROSION INSIDE CHANNEL AND ON TOP BETWEEN FUSELAGE STATION X281 AND 291. REPAIRED IAW RD 8/4-53-884.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 RIGHT HAND OUTBOARD SEAT TRACK #18 HAS LIGHT CORROSION INSIDE AND ON TOP OF CHANNEL BETWEEN FUSELAGE STATION X449 AND X458. REPAIRED IAW RD 8/4-53-884.

Part: SEAT TRACK — TOOL DAMAGE (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 RIGHT HAND INBOARD SEAT TRACK HAS TOOLING MARKS AT X584.50. REPAIRED IAW RD 8/4-53-884.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 RIGHT HAND OUTBOARD SEAT TRACK 18 HAS LIGHT CORROSION INSIDE CHANNEL BETWEEN FUSELAGE STATION X554 AND X569. REPAIRED IAW RD 8/4-53-884.

Part: SEAT TRACK — CHAFED (BS 327-434) · airframe 12,104 hrs · 12,357 cycles

PDX C3 - LEFT INBOARD SEAT TRACK HAS MINOR CHAFING IN BOTTOM OF CHANNEL AT STATION 327-434. REPAIRED IAW DHC-8-400 RD 8/4-53-884.

Part: SEAT TRACK — CHAFED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 LEFT HAND INBOARD SEAT TRACK IS CHAFED ON TOP AND IN BOTTOM OF CHANNEL BETWEEN STATION 115 AND STATION 132. REPAIRED IAW RD 8/4-53-884.

Part: SEAT TRACK — CHAFED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 LEFT HAND INBOARD SEAT TRACK IS CHAFED ON TOP SURFACE BETWEEN STATION X63.0 AND X65.0. REPAIRED IAW RD 8/4-53-884.

Part: SEAT TRACK — CHAFED (BS 509-529) · airframe 12,104 hrs · 12,357 cycles

PDX C3 - LEFT INBOARD SEAT TRACK HAS MINOR CHAFING AT BOTTOM OF CHANNEL AT STATION 509 TO 529. REPAIRED IAW DHC-8-400 RD 8/4-53-884.

Part: SEAT TRACK — CORRODED (BS 142) · airframe 12,104 hrs · 12,357 cycles

PDX C3- RIGHT OUT BOARD SEAT TRACK NR 17 HAS PITTING CORROSION INSIDE AND ON TOP OF CHANNEL AT FUSELAGE STATION X142. REPAIRED IAW RD 8/4-53-884.

Part: SEAT TRACK — CORRODED (BS 145-224) · airframe 12,104 hrs · 12,357 cycles

PDX C3 LEFT HAND INBOARD SEAT TRACK HAS MINOR CHAFING BETWEEN STATION 145 TO 160, STATION 180 TO 196 AND STATION 210 TO 224. REPAIRED IAW RD 8/4-53-884.

Part: SEAT TRACK — CHAFED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 LEFT HAND INBOARD SEAT TRACK IS CHAFED IN BOTTOM OF CHANNEL BETWEEN STATION 86 AND 96. REPAIRED IAW RD 8/4-53-884.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 - RIGHT OUTBOARD SEAT TRACK NR 17 HAS PITTING CORROSION INSIDE CHANNEL BETWEEN FUSELAGE STATION X186 TO X192. REPAIRED IAW RD 8/4-536-884.

Part: SEAT TRACK — CORRODED (BS 156-176) · airframe 12,104 hrs · 12,357 cycles

PDX C3 - RIGHT OUTBOARD SEAT TRACK NR 17 HAS PITTING CORROSION INSIDE AND ON TOP OF CHANNEL FROM FUSELAGE STATION X156 TO X176. REPAIRED IAW RD 8/4-53-884.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 - RIGHT OUTBOARD SEAT TRACK NR 18 HAS PITTTING CORROSION INSIDE CHANNEL BETWEEN FUSELAGE STATION X249 AND X258. REPAIRED IAW RD 8/4-53-884.

Part: SEAT TRACK — CHAFED (BS 442-567) · airframe 12,104 hrs · 12,357 cycles

PDX C3 - RIGHT INBOARD SEAT TRACK HAS MINOR CHAFING AT BOTTOM OF CHANNEL AT STATION 442-567. REPAIRED IAW RD 8/4-53-884.

Part: SEAT TRACK — CORRODED (BS 236-295) · airframe 12,104 hrs · 12,357 cycles

PDX C3 - LEFT INBOARD SEAT TRACK HAS MINOR CHAFING IN BOTTOM OF CHANNEL AT STATION 236-295. REPAIRED IAW RD 8/4-53-884.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 RIGHT HAND OUTBOARD SEAT TRACK 18 HAS LIGHT CORROSION AND SCRATCH MARKS INSIDE CHANNEL BETWEEN FUSELAGE STATION X447 AND X489. REPAIRED IAW RD 8/4-53-884.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 RIGHT HAND OUTBOARD SEAT TRACK NR 18 HAS LIGHT CORROSION INSIDE CHANNEL AT FUSELAGE STATION X388. REPAIRED IAW RD 8/4-53-884.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 RIGHT HAND OUTBOARD SEAT TRACK #18 HAS LIGHT CORROSION INSIDE CHANNEL BETWEEN FUSELAGE STATION X354 AND X373. REPAIRED IAW RD 8/4-53-884.

Part: SEAT TRACK — CHAFED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 RIGHT HAND INBOARD SEAT TRACK HAS MINOR CHAFING AT STATION 116 TO 132, STATION 146 TO 160, STATION 178 TO 194 AND STATION 210 TO 224. REPAIRED IAW RD 8/4-53-884.

Part: SEAT TRACK — CHAFED (BS 574-638) · airframe 12,104 hrs · 12,357 cycles

PDX C3 - RIGHT SEAT TRACK HAS MINOR CHAFING AT BOTTOM OF CHANNEL AT STATION 574-638. REPAIRED IAW RD 8/4-53-884.

Part: SEAT TRACK — DAMAGED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 RIGHT HAND OUTBOARD SEAT TRACK 18 HAS SCRATCH MARKS INSIDE CHANNEL AT FUSELAGE STATION X523. REPAIRED IAW RD 8/4-53-884.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 RIGHT HAND OUTBOARD SEAT TRACK #18 HAS .011 DEEP CORROSION PIT INSIDE CHANNEL AT FUSELAGE STATION X541. REPAIRED IAW RD 8-4-53-884.

Part: SEAT TRACK — CHAFED (BS 238-328) · airframe 12,391 hrs · 12,817 cycles

PDX: C3 CHECK, RT INBOARD SEAT TRACK HAS MINOR CHAFING IN BOTTOM OF CHANNEL AT STA 238 TO STA 256, STA 278 TO STA 294, AND STA 301 TO STA 328. MAINTENANCE REPAIRED IAW RD 8/4-53-884 AND NDTM PART 6, 51-00-01.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 12,104 hrs · 12,357 cycles

PDX C3 - RIGHT OUTBOARD SEAT TRACK NR 18 HAS PITTTING CORROSION INSIDE CHANNEL BETWEEN FUSELAGE STATION X323 AND 341. REPAIRED IAW RD 8/4-53-884.

Part: DUAL VALVE — MALFUNCTIONED (NR 4) · airframe 11,932 hrs · 12,202 cycles

GEG FLIGHT NR 2316, NR 2 ENGINE INTAKE DEICE BOOT LIGHT DOES NOT ILLUMINATE AND DEICE CAUTION LIGHT ILLUMINATES WHEN AIRFRAME ICE PROTECTION IS SELECTED TO SLOW, FAST, OR NORMAL. PERFORMED EMERGENCY CHECKLIST, DEICE PRESSURE SHOWS NORMAL. BULB TESTS OKAY. MAINTENANCE REMOVED AND REPLACED NR 4 DDV IAW AMM 30-00-16. GROUND RAN. OPS CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: WIRE HARNESS — UNKNOWN (NLG STEERING) · airframe 11,580 hrs · 11,883 cycles

PDX FLIGHT NR 2435 - UPON EXITING RUNWAY, TILLER WAS TURNED TO THE RIGHT, 'NOSE STEERING' CAUTION LIGHT ILLUMINATED. CYCLED SWITCH PER E/A CHECKLIST. NOSE STEERING CAUTION EXTINGUISHED AND NOSE STEERING RETURNED THEN TURING TILLER LEFT INTO PARKING ' NOSE STEERING' CAUTION ILLUMINATED AGAIN AND STEERING KICKED OFF. MAINTENANCE REMOVED AND REPLACED THE NWS STEERING ELECTRICAL HARNESS IAW Q400 AMM TR 32-178, TASK 32-21-11-400-801. FUNCTION TEST OF NWS IAW TASK 32-51-00-720-801 GOOD. OPS TEST OF LANDING GEAR EXT AND RETRACTION GOOD IAW TASK 32-31-00-710-801. AIRCRAFT RETURNED TO SERVICE.

Part: BLEED VALVE — FAILED (NR 1) · airframe 11,564 hrs · 11,872 cycles

LAX FLIGHT NR 2304, RETURN TO GATE. POWERPLANT MESSAGE ON FD DISPLAY DURING TAXI. MAINTENANCE REMOVED AND REPLACED NR 1 PEC BLEED VALVE IAW AMM TASKS 75-31-11-000-801 AND 75-31-11-400-801. GROUND RAN. A/C POWERPLANT MESSAGE DID NOT RETURN. CDS FAULT CODES 725A AND 741A DID NOT COME BACK. AIRCRAFT RETURNED TO SERVICE.

Part: WARNING MESSAGE — FALSE ACTIVATION (TE FLAPS) · airframe 11,558 hrs · 11,865 cycles

SMF FLIGHT NR 2300: ON POWER UP 'FLAP POWER' CAUTION LIGHT ILLUMINATED. FOLLOWED E/A CHECKLIST TO RESET FLAP CONTROL CB. NO HELP. MAINTENANCE CLEARED NVM. C/W SL-27-002A AND CAUTION CLEARED. NO DEFECTS NOTED. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: WARNING LIGHT — ILLUMINATED (ENGINE) · airframe 10,620 hrs · 11,020 cycles

BOI FLIGHT NR 2369, POWERPLANT MESSAGE ON ED DURING CLIMB. MAINTENANCE C/W RESET PROCEDURES IAW Q400 AMM 73-21-00 PAGE 201. GROUND RAN AIRCRAFT WITH NO FURTHER MESSAGE. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHT) · airframe 10,414 hrs · 10,845 cycles

PDX - ON OPERATIONAL CHECK OF EMERGENCY LIGHT SYSTEM FOUND FORWARD AISLE AND LEFT FORWARD EGRESS LIGHT TO WORK FOR 55 SECONDS. MAINTENANCE REMOVED AND REPLACED NR 1 LEFT HAND BATTERY PACK. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: AUTOFEATHER SYS — MALFUNCTIONED (PROPELLER) · airframe 10,389 hrs · 10,824 cycles

PDX FLIGHT 2308: AUTO FEATHER WOULD NOT ARM ON TAXI. OPS CHECK OK WHILE A/C IS STATIC. MAINTENANCE UPON INSPECTION FOUND NO FAULTS IN CDS. POWER DOWN A/C AND REINITIALIZED A/C. PERFORMED OPS TEST OF AUTO FEATHER SYSTEM IN BOTH MODES WITHOUT ENGINES RUNNING AND WITH ENGINES RUNNING. OPS TESTED GOOD IAW AMM TASK 61-20-00-710-801. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: ODOR — DETECTED (COCKPIT) · airframe 10,360 hrs · 10,796 cycles

SEA FLIGHT 2329: EXHAUST SMELL COMING FROM NR 2 BLEED AIR. TURNED NR 2 BLEED AIR OFF AND SMELL WENT AWAY. MAINTENANCE GROUND RAN NR 2 ENGINE WITH BLEED AIR ON FOR EXTENDED TIME. NO EXHAUST SMELL IN CABIN OR COCKPIT. NO DEFECTS NOTED. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: VALVE — MALFUNCTIONED (WING DEICE SYS) · airframe 10,256 hrs · 10,701 cycles

BOI FLIGHT 2405: RT OUTBOARD BOOT DOES NOT APPEAR TO INFLATE NORMALLY. DEICE PRESSURE CAUTION LIGHT ILLUMINATES EACH TIME DURING THE CYCLE. MAINTENANCE REMOVED LEADING EDGE 613AR AND REPLACED NR 2 DDV ON RIGHT WING IAW AMM TASK 30-11-16-000-801 AND 30-11-16-400-801. REINSTALLED LEADING EDGE 613AR AND SEALED LEADING EDGE. OPS CHECKS NORMAL IAW TASK 30-11-00-720-801.

Part: WARNING LIGHT — ILLUMINATED (TE FLAPS) · airframe 10,209 hrs · 10,658 cycles

SEA FLIGHT 2312: FLAP POWER CAUTION LIGHT ILLUMINATED. MAINTENANCE CLEARED FLAP POWER CAUTION IAW DH8-400 SL-27-002A. NO OTHER DEFECTS NOTED. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: WARNING LIGHT — ILLUMINATED (PITCH TRIM) · airframe 10,145 hrs · 10,609 cycles

SEA FLIGHT NR 2346 - PITCH TRIM CAUTION. MAINTENANCE C/W Q400 FIM TASK 27-30-00-810-803. PITCH TRIM LIGHT DOES NOT ILLUMINATE. C/W CLOSE OUT AFTER STEP 4A. CHECKS GOOD. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: PROXIMITY SENSOR — MALFUNCTIONED (LT MLG) · airframe 9,887 hrs · 10,366 cycles

GEG FLIGHT NR 2393: MAIN GEAR DOORS AND GEAR IN TRANSIT CAME ON A FEW SECONDS THEN WENT OUT. DID THIS SEVERAL TIMES. MAINTENANCE PERFORMED INSP OF THE A/C AND ENGINES AS REQUIRED BY PARA C OF THE FERRY FLIGHT PERMIT AND DETERMINED THAT THE A/C IS SAFE FOR FLIGHT FROM GEG TO PDX. IN PDX , MAINTENANCE REPLACED THE LT MLG DOOR CLOSED PROX SENSOR. PERFORMED OPERATIONAL CHECK OF PRIMARY GEAR EXTENSION RETRACTION SYSTEM IAW AMM TASK 32-31-00-710-801. OPS CHECK GOOD. A/C RETURNED TO SERVICE

Part: WARNING LIGHT — ILLUMINATED (NR 1 BLEED SYS) · airframe 9,495 hrs · 10,009 cycles

SMR FLIGHT 2359: NR 1 BLEED HOT CAUTION LIGHT CAME ON DURING TAXI. MAINTENANCE C/W FIM TASK Q400 36-20-00-810-801 AND C/W OPS TEST BLEED AIR SYSTEM PER Q400 AMM 36-11-00-710-802. NO DEFECTS NOTED. OK TO CONTINUE. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: SWITCH — MALFUNCTIONED (OVERTEMP) · airframe 9,495 hrs · 10,009 cycles

NR 1 BLEED HOT CAUTION LIGHT ON CLIMB. TURNED OFF NR 1 BLEED AS PER E/A CHECKLIST, LIGHT STAYED ON. AIRCRAFT FERRIED FROM PSP TO PDX. MAINTENANCE REMOVED AND REPLACED NR 1 ENGINE NACELLE DUCT LEAK OVERTEMP SWITCH IAW TASK 36-11-21-000-801 AND -400-801. PERFORMED OPERATIONAL TEST OF BLEED AIR SYSTEM IAW TASK 36-11-00-710-802. OPS TEST OK. NR 1 BLEED HOT CAUTION LIGHT NOTED. AIRCRAFT RETURNED TO SERVICE.

Part: WARNING LIGHT — FALSE ACTIVATION (NR 1 BLEED SYS) · airframe 9,480 hrs · 9,996 cycles

LAX FLIGHT 2310: NR 1 BLEED HOT CAUTION LIGHT ILLUMINATED IN CRUISE. SHUTOFF NR 1 BLEED PER E/A CHECKLIST. LIGHT EXTINGUISHED. MAINTENANCE COMPLIED WITH FIM TASK 36-20-00-810-801. PERFORMED OPERATIONAL TEST OF THE BLEED AIR SYSTEM PER TASK 36-11-00-710-802. BLEED AIR CAUTION DID NOT RETURN. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: ENGINE — MALFUNCTIONED (NR 1) · airframe 9,257 hrs · 9,793 cycles

MSO FLIGHT NR 383 - DURING CRUISE, MASTER WARNING NR 1 OIL PRESSURE GAUGE SHOWED NO PRESSURE AND OIL TEMPERATURE WAS INCREASING. SHUT-DOWN ENGINE AS PER E/A CHECKLIST. ADVISED F/A'S TO PREPARE CABIN FOR NORMAL LANDING AT MSO. AIRCRAFT STILL OUT OF SERVICE. MAINTENANCE CHANGED ENGINE.

Part: WARNING LIGHT — ILLUMINATED · airframe 9,144 hrs · 9,686 cycles

SEA FLT 2427 WHEN YD WAS SELECTED ON, LIGHTS CAME ON MOMENTARILY THEN WENT OUT AND -YD NOT CENTERED- WAS ILLUMINATED ON BOTH PFD'S. MAINTENANCE NOTES, FAULT UPON ARRIVAL WITH NR 2 ENGINE STILL RUNNING. NO FAULTS IN CDS. FAULT DOES NOT CLEAR, 20 MINUTES AFTER SHUTDOWN FAULT EXTINGUISHES AND DOES NOT RETURN. COMPLIED WITH OPERATIONAL TEST OF YD IAW D8-400 MM TASK 22-11-36-710-801 BEFORE REMOVING POWER FROM AIRCRAFT. OPERATIONAL CHECK GOOD. CYCLED SHIP'S POWER AND AGAIN TESTED YD. OPERATIONAL CHECK AGAIN IS GOOD. NO CAUTION MESSAGES. NO FAULTS IN CDS. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: CIRCUIT BREAKER — POPPED (NR 3 HYD) · airframe 8,995 hrs · 9,548 cycles

NR 3 HYDRAULIC PUMP CAUTION LIGHT ILLUMINATED AFTER ENGINE START. NR 3 HYDRAULIC PRESSURE GAUGE INDICATED ZERO DURING NR 3 ISOLATION CHECK ON AFTER START FLOW. FOUND DCMP CIRCUIT BREAKER CB55 POPPED. RESET BREAKER. NO PARTS REPLACED. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: FILTER — FAILED (ZONE 100) · airframe 7,897 hrs · 8,522 cycles

SEA - FLIGHT 2316 - THE FLIGHT RETURNED TO FIELD, UNABLE TO GET HEAT FROM EITHER THE CABIN OR COCKPIT PACKS. MAINTENANCE INSPECTED THE AIRCRAFT AND REPLACED THE PACK FLOW CONTROL AND SHUTOFF VALVE FILTER. OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: SEAL — LOOSE (LEFT PROP) · airframe 7,533 hrs · 8,169 cycles

PDX FLIGHT NR 2353 PROP DE-ICE MASTER CAUTION LIGHT ILLUMINATED ENROUTE FROM GEG. EMERGENCY CHECKLIST ACCOMPLISHED. ATTEMPTED ONE RESET AS PER CHECKLIST. PROP DE-ICE LIGHT REMAINTED ILLUMINATED. MAINTENANCE REMOVED NR 2 SPINNER, INSPECTED PROP LEADS. ALL LEADS SECURE ON BLADES AND SPINNER BULKHEAD. FOUND RUBBER SEAL LOOSE. NO PARTS REPLACED. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: STRUCTURE — CRACKED (RT MLG DOOR) · airframe 7,420 hrs · 8,060 cycles

YYC - RIGHT HAND MAIN LANDING GEAR RIGHT HAND AFT DOOR LOWER EDGE ADJACENT TO DOOR DRAIN IS CRACKED AND CRUSHED. REPAIRED IAW HORIZON AIR EA 6-54-326 AND RD 8/4-54-220, ISSUE 1.

Part: STIFFENER — WORN (LT NACELLE) · airframe 7,420 hrs · 8,060 cycles

YYC - LEFT HAND NACELLE AFT ACCESS PANEL 414AR INTERNAL STIFFENER IS WORN AWAY. REPAIRED IAW RD 8/4-54-218, ISSUE 1 AND HORIZON AIR EA 6-54-324.

Part: SKIN — LIGHTNING STRIKE (ZONE 100) · airframe 7,420 hrs · 8,060 cycles

YYC - FUSELAGE EXTERIOR LEFT HAND SIDE THERE ARE TEMPORARY LIGHTNING STRIKE REPAIRED AT FUSELAGE STATION X296, X301.85, X321.55, X541 AND X753. MADE PERMANENT REPAIRS IAW HORIZON AIR EA 6-53-503 AND RD 8/4-53-1108, ISSUE 1.

Part: STIFFENER — BROKEN (LT NACELLE) · airframe 7,420 hrs · 8,060 cycles

YYC - LEFT HAND NACELLE AFT FAIRING PANEL 414AL INTERNAL STIFFENER IS BROKEN AT ONE END. REPAIRED IAW HORIZON AIR EA 6-54-324 AND RD 8/4-54-218, ISSUE 1.

Part: STIFFENER — WORN (RT NACELLE) · airframe 7,420 hrs · 8,060 cycles

YYC - RIGHT HAND NACELLE AFT FAIRING PANEL 424AL INTERNAL STIFFENER IS WORN ON ONE END. REPAIRED IAW RD 8/4-54-218, ISSUE 1 AND HORIZON AIR EA 6-54-324.

Part: LINE — CHAFED (ZONE 500)

LT HAND WING FUEL BAY AT 522CT, HAS TWO FUEL LINES RUBBING IN TANK YW1545. REPAIRED IAW AMM 28-21-06 AND HORIZON AIR EA 6-28-20.

Part: SKIN — DAMAGED (FUSELAGE) · airframe 7,420 hrs · 8,060 cycles

YYC - PREVIOUS DAMAGE ON FUSELAGE SKIN AT STATION X428 TO 440 BETWEEN STRINGER 31P AND 30P. REPAIRED IAW HORIZON AIR EA 6-53-503, RD 8/4-53-1108, ISSUE 1 AND SRM 51-25-15-370-801.

Part: SKIN — DAMAGED (FUSELAGE) · airframe 7,420 hrs · 8,060 cycles

YYC - FUSELAGE EXTERIOR, FUSELAGE SKIN PANELS REQUIRED PERMANENT REPAIRS AT STATION X216 AND STRINGER 29P, X236 BETWEEN STRINGER 29P AND 30P, X361 BETWEEN STRINGER 29P AND 30P. REPAIRED IAW HORIZON AIR EA 6-53-370B, RD 8/4-53-1106 AND RD 8/4-53-1109, ISSUE 1.

Part: FRAME — GOUGED (RT NACELLE) · airframe 7,420 hrs · 8,060 cycles

YYC - RIGHT HAND ENGINE FORWARD FRAME, INTAKE COWL ATTACHMENT LUG, OUTBOARD HAS BEEN GOUGED ON THE OUTBOARD FACE. REPAIRED IAW HORIZON AIR EA 6-54-325 AND RD 8/4-54-219.

Part: FRAME — GOUGED (ZONE 400) · airframe 7,420 hrs · 8,060 cycles

YYC - LEFT HAND ENGINE FORWARD FRAME INTAKE COWL ATTACHMENT LUGS, INBOARD HAS BEEN GOUGED ON INBOARD FACE, ABOVE PIN HOLE. REPAIRED IAW HORIZON AIR EA 6-54-325 AND RD 8/4-54-219.

Part: SKIN PANEL — NICKED (FUSELAGE) · airframe 7,420 hrs · 8,060 cycles

YYC - FUSELAGE SKIN PANEL HAS TWO NICKS AT STATION 58 BETWEEN STRINGER 32P AND 32S. REPAIRED IAW HORIZON AIR EA 6-53-501 AND RD 8/4-53-1120, ISSUE 1.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 7,420 hrs · 8,060 cycles

YYC - FUSELAGE INT FORWARD, LEFT INBOARD SEAT RAIL HAS CORROSION ON TOP SURFACE AT OUTBOARD SIDE AND AROUND RIVET HEADS AT STATION X-18 TO STATION X32. REPAIRED IAW SEM SUBTASKS 51-42-05-330-001, 51-40-15-400-001 AND 51-41-00-800-801.

Part: SILL — CORRODED (FUSELAGE) · airframe 7,420 hrs · 8,060 cycles

YYC - FORWARD PASSENGER DOOR SILL MEMBER HAS CORROSION AROUND SCREW HOLES ON UPPER AND LOWER SURFACES. REPAIRED IAW HORIZON AIR EA 6-53-500, R/C 4-53-118 AND SRM 51-21-0-800-801.

Part: CARGO TRACK — CORRODED (ZONE 100) · airframe 7,420 hrs · 8,060 cycles

YYC - FUSELAGE INT AFT, X683, RIGHT HAND INBOARD CARGO TRACK IS CORRODED ON UPPER SURFACE OF OUTBOARD FLANGE. REPAIRED IAW HORIZON AIR EA 6-53-498 AND RD 8/4-53-116.

Part: SKIN — DENTED (FUSELAGE) · airframe 7,420 hrs · 8,060 cycles

YYC - LEFT HAND FORWARD FUSELAGE UPPER SKIN AT STATION 301.00 TO STATION 321.00 BETWEEN STRINGER 11P AND 12P HAS DENTS. REPAIRED IAW HORIZON AIR EA 6-53-496 AND RD 8/4-53-1073.

Part: SKIN PANEL — DENTED (FUSELAGE) · airframe 7,420 hrs · 8,060 cycles

YYC - FORWARD FUSELAGE LEFT HAND UPPER SKIN PANEL AT STATION 301.00 TO 321.00 BETWEEN STRINGER 12P AND 13P HAS DENT. REPAIRED IAW HORIZON AIR EA 6-53-496 AND RD 8/4-53-1073, ISSUE 1.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 7,420 hrs · 8,060 cycles

YYC - FUSELAGE INT AFT, LEFT HAND OUTBOARD SEAT RAIL HAS CORROSION ON UPPER SURFACE AT STATION 664. REPAIRED IAW RD 8/4-53-1112, ISSUE 1 AND HORIZON AIR EA 6-53-497.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 7,420 hrs · 8,060 cycles

YYC - FUSELAGE INTERIOR RIGHT HAND FORWARD SEAT RAIL FROM X105 TO 102.5 HAS PITTING CORROSION. REPAIRED IAW HORIZON AIR EA 6-53-495 AND SRM TASK 51-42-05-330-001.

Part: SKIN — DENTED (FUSELAGE) · airframe 7,420 hrs · 8,060 cycles

YYC - LEFT HAND FORWARD FUSELAGE UPPER SKIN AT STATION 301.0 TO 321.0, BETWEEN STRINGERS 10P AND 11P HAS DENTS. REPAIRED IAW HORIZON AIR EA 6-53-496 AND RD 8/4-53-1073.

Part: SKIN — DENTED (FUSELAGE) · airframe 7,420 hrs · 8,060 cycles

YYC - LEFT HAND FORWARD FUSELAGE UPPER SKIN PANEL, STATION 281 TO STATION 301.0 BETWEEN STRINGERS 10P AND 11P HAS DENTS. REPAIRED IAW HORIZON AIR EA 6-53-496 AND RD 8/4-53-1073, ISSUE 1.

Part: SKIN PANEL — DENTED (FUSELAGE) · airframe 7,420 hrs · 8,060 cycles

YYC - LEFT HAND FORWARD FUSELAGE UPPER SKIN PANEL STATION 281.00 TO 301.00 BETWEEN STRINGER 8P AND 9P HAS DENTS. REPAIRED IAW HORIZON AIR EA 6-53-496 AND RD 8/4-53-1073, ISSUE 1.

Part: SKIN — DENTED (ZONE 200) · airframe 7,420 hrs · 8,060 cycles

YYC - LEFT HAND FORWARD FUSELAGE UPPER SKIN PANEL AT STATION 281.00 TO 301.00 BETWEEN STRINGER 9 PORT AND 10 PORT HAS DENTS. REPAIRED IAW HORIZON AIR EA 6-53-496 AND RD 8/4-53-1073, ISSUE 1.

Part: SKIN PANEL — DENTED (FUSELAGE) · airframe 7,420 hrs · 8,060 cycles

YYC - RIGHT HAND FORWARD FUSELAGE LOWER SKIN PANEL STATION 211.00S BETWEEN STRINGER 20S AND 21S DENTED. REPAIRED IAW RD 8/4-53-66, ISSUE 1.

Part: WIRE — DAMAGED (PROX SENSOR) · airframe 6,705 hrs · 7,365 cycles

GEG - FLIGHT 2427 - FLIGHT RETURNED TO FIELD WHEN AFTER TAKEOFF AND CLIMBING, THE CREW RECEIVED A FUSELAGE DOOR WARNING LIGHT. MAINTENANCE INSPECTED THE AIRCRAFT AND FOUND THE PROX SENSOR WIRE FOR AFT BAG DOOR FAULTY. THE WIRE WAS REPAIRED AND THE OPERATIONAL CHECKS WERE GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: SEAL — DAMAGED (AFT CARGO DOOR) · airframe 6,608 hrs · 7,269 cycles

BOI - FLIGHT 2341 - WHILE AT FL250, THE FLIGHT EXPERIENCED A RAPID DEPRESSURIZATION. THE CREW PERFORMED AN EMERGENCY DESCENT TO 15,000 FT AND DONNED THE 02 MASKS. THE FLIGHT WAS DIVERTED TO BOI AND MADE A NORMAL LANDING. MAINTENANCE INSPECTED THE AIRCRAFT AND FOUND THE AFT CARGO DOOR SEAL DAMAGED. THE SEAL WAS REPLACED AND OPERATIONAL CHECKS WERE PERFORMED. THE CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: VALVE — INOPERATIVE (ZONE 300) · airframe 6,082 hrs · 6,745 cycles

SEA - ON FLIGHT NUMBER 2340, DE-ICE CAUTION LIGHT ILLUMINATED WHEN DE-ICE BOOT MODE SELECTED IN AUTO (FAST OR SLOW). RIGHT HAND INBOARD GREEN BOOT ON TAIL FAILS TO ILLUMINATE. RAN CHECKLIST AND NO DROP IN ISO WHEN USING A MANUAL SELECTION OF THE BOOTS, THE GREEN TAIL LIGHT STILL DOES NOT ILLUMINATE, BUT THERE IS NO DE-ICE PRESS CAUTION LIGHT. THE NR 5 DUAL DISTRIBUTION VALVE OPERATED INTERMITTENTLY. REMOVED AND REPLACED NR 5 DUAL DISTRIBUTION VALVE. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: RIB — DAMAGED (RUDDER) · airframe 5,955 hrs · 6,618 cycles

PDX - RIGHT HAND UPPER PORTION OF THE RUDDER HAS A SMALL CREASE BETWEEN RIB. REPAIRED IAW HORIZON AIR EA 6-27-161.

Part: NUT PLATE — LOOSE (EXTERIOR LIGHT) · airframe 5,955 hrs · 6,618 cycles

PDX - AFT LEFT AND FORWARD LEFT NUT PLATES HAS COME LOOSE FROM THE RED LOCATOR BEACON. REPAIRED IAW SRM 51-43-05.

Part: ICE SHIELD — DENTED (FUSELAGE) · airframe 5,531 hrs · 6,207 cycles

PDX - MAINTENANCE FOUND A DENT ON A PATCH LOCATED ON THE LEFT SIDE BEHIND THE ICE SHIELD. MAINTENANCE REMOVED THE PREVIOUS REPAIR. A NEW REPAIR DOUBLER WAS FABRICATED AND INSTALLED IAW RD8/4-53-440.

Part: CLIP — CRACKED (ZONE 400) · airframe 4,964 hrs · 5,638 cycles

PDX - NR 1 NACELLE THE LEFT HAND FORWARD SPINE COWL CLIP IS CRACKED ON FORWARD LEG OF CLIP BY BOLT HEAD. REPAIRED IAW HORIZON AIR EA 6-54-282 AND SRM 51-42-65.

Part: CONNECTOR — CONTAMINATED (ZONE 200) · airframe 4,895 hrs · 5,570 cycles

SEA- ON FLIGHT 2330 AIRCRAFT RETURNED TO FIELD. WHILE CLIMBING THROUGH 17,500 FEET CABIN PRESSURE WARNING LIGHT ILLUMINATED. CABIN PRESSURE WAS NORMAL. CABIN ALTITUDE 4000 FT AND CABIN DIFFERENTIAL 5.2 PSI. ALL BLEEDS, VALVES AND DOORS NORMAL. FOUND WATER/CONDENSATION ON CONNECTOR 2. CLEANED CONNECTOR. NO PARTS REPLACED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: AIRSTAIR — LACK OF LUBE (ZONE 800) · airframe 4,879 hrs · 5,557 cycles

SEA- ON FLIGHT 2371 FLIGHT ATTENDANT REPORTS AFT AIR STAIRS HARD TO SLIDE. CLEANED AND LUBED TRACKS. NO PARTS REPLACED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: ANGLE — CRACKED (ZONE 400) · airframe 4,776 hrs · 5,454 cycles

LT LOWER COWL HAS Z-ANGLE CRACKED. REPAIRED IAW HORIZON AIR EA 6-71-16 AND SRM 51-42-05 AND SRM 51-40-15.

Part: FITTING — DAMAGED (ZONE 500) · airframe 4,776 hrs · 5,454 cycles

DAMAGE TO INBOARD FITTING OF OUTBOARD LUG ON NR 4 FLAP TRACK FITTINGS. REPAIRED IAW Q400 RD 8/4-57-228.

Part: SKIN — DENTED (ZONE 100) · airframe 4,776 hrs · 5,454 cycles

DENT ON LT FUSELAGE JUST AFT OF LEFT HAND ICE SHIELD BELOW PREVIOUS REPAIR. REPAIRED IAW HORIZON AIR EO 6-53-320.

Part: MECHANISM — DIRTY (AIRSTAIR) · airframe 4,774 hrs · 5,451 cycles

FLIGHT ATTENDANT REPORTS AFT AIRSTAIR BINDING. CLEANED RELEASE MECHANISM. NO PARTS REPLACED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: BRACKET — OUT OF ADJUST (CARGO DOOR) · airframe 4,628 hrs · 5,302 cycles

ON FLIGHT 2285 AIRCRAFT RETURNED TO FIELD DUE TO FORWARD BAGGAGE DOOR WARNING LIGHT ILLUMINATED WHILE CLIMBING THROUGH 16,000 FEET AND THEN CONTINUED TO INTERMITTENTLY ILLUMINATE UNTIL FINAL APPROACH. PRESSURE WAS NORMAL. AIRCRAFT LANDED SAFELY. ADJUSTED TARGET CLEARANCE BETWEEN BRACKET AND RETAINING RING. NO PARTS REPLACED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: STRUT — DEFECTIVE (PAX DOOR) · airframe 4,576 hrs · 5,240 cycles

SEA- MAIN CABIN DOOR IS STIFF, DIFFICULT TO CLOSE. REMOVED AND REPLACED FORWARD AND AFT GAS SPRING STRUTS. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: WARNING LIGHT — ILLUMINATED (ZONE 200) · airframe 4,426 hrs · 5,061 cycles

FLIGHT 2361 ON ROLLOUT, PUSHER SYSTEM FAIL CAUTION LIGHT ILLUMINATED. RAN CHECK LIST LIGHT STILL ON. CYCLED PUSHER CIRCUIT BREAKERS. COMPLIED WITH STALL WARN TEST. CAUTION LIGHT EXTINGUISHED. NO PARTS REPLACED. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: SEAL — FAILED (PAX DOOR) · airframe 4,377 hrs · 5,000 cycles

ON DESCENT BETWEEN 9,000 FT AND 8,000 FT LOST CABIN PRESSURE, HEARD SWOOSHING SOUND AND SAW RATE NEEDLE PEGGED OUT. AFTER LEVELING AT 8,000 FT PRESSURIZATION RETURNED AND STARTED REPRESSURIZING. UPON DESCENT TO 7,000 FT LOST PRESSURE AGAIN AND LANDED WITHOUT PRESSURIZATION. THERE WERE NO CAUTION OR WARNING LIGHTS ILLUMINATED. REMOVED AND REPLACED FORWARD PASSENGER DOOR SEAL. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: SKIN — DENTED (RUDDER) · airframe 4,174 hrs · 4,771 cycles

DENT IN SKIN OF FORE RUDDER TRAILING EDGE AFT OF LOWER HING, LEFT SIDE. REPAIRED IAW HORIZON AIR EA 6-27-140.

Part: AIRSTAIR — FAILED (ZONE 800) · airframe 4,109 hrs · 4,697 cycles

AFT AIRSTAIRS WILL NOT DEPLOY. TESTED POST MOD AIRSTAIR ASSEMBLY, TESTS GOOD. NO PARTS REPLACED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: AIRSTAIR — MALFUNCTIONED (AFT PAX DOOR) · airframe 3,865 hrs · 4,442 cycles

GEG- ON FLIGHT 2354 AFT PASSENGER STAIRS WILL NOT DEPLOY. DEPLOYED AIRSTAIRS AND RETRACTED. NO PARTS REPLACED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: AIRSTAIR — MALFUNCTIONED (ZONE 800) · airframe 3,698 hrs · 4,270 cycles

ON FLIGHT 2267 AFT PASSENGER STAIRS WILL NOT DEPLOY. EXTENDED AND RETRACTED AFT PASSENGER STAIRS SEVERAL TIMES. NO PARTS REPLACED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: AIRSTAIR — LACK OF LUBE (ZONE 800) · airframe 3,813 hrs · 4,382 cycles

ON FLIGHT 2369 AFT STAIRS WILL NOT FULLY DEPLOY. CLEANED AND LUBED STAIR TRACKS. NO PARTS REPLACED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: PDU — FAILED (T/E FLAP) · airframe 3,795 hrs · 4,363 cycles

PDX- ON FLIGHT 2469 DIVERTED TO PDX FOR FLAPS FAILED TO RETRACT DURING AFTER-TAKEOFF FLOW. FLAP POWER CAUTION LIGHT ILLUMINATED AND RAN CHECKLIST. CAUTION LIGHT WENT OUT BUT CAME BACK ON WHEN ATTEMPTED TO RETRACT FLAPS. NO FLAP MOVEMENT. AIRCRAFT LANDED WITHOUT INCIDENT. REMOVED AND REPLACED FLAP DRIVE POWER UNIT. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: TRANSDUCER — MALFUNCTIONED (SPOILER) · airframe 3,793 hrs · 4,360 cycles

PDX- ON FLIGHT 2310 ABORTED TAKEOFF DUE TO TAKEOFF WARNING HORN SOUNDED DURING TAKEOFF. REMOVED AND REPLACED LEFT HAND INBOARD SPOILER LVDT. OPERATIONAL CHECKS GOOD. AIRCRAFT REUTNED TO SERVICE.

Part: WARNING SYSTEM — MALFUNCTIONED (COCKPIT) · airframe 3,780 hrs · 4,347 cycles

SUN- ON FLIGHT 2344 NR 2 BLEED HOT CAUTION LIGHT ILLUMINATED IN FLIGHT. COMPLIED WITH CHECKLIST. TURNED BLEED OFF AND LIGHT EXTINGUISHED. BLEED REMAINED OFF. CLEARED ECU FAULT BY RESETTING NACELLE DUCT LOCK OVERTEMPERATURE SWITCH CANNON PLUG. PERFORMED GROUND RUN WITH NR 2 BLEED ON FOR 10 MINUTES. NO PARTS REPLACED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: PAINT — SCRATCHED (FUSELAGE) · airframe 3,599 hrs · 4,168 cycles

PDX - FOUR SCRATCHES IN PAINT ON FUSELAGE, APPROXIMATELY 1-2 INCHES LONG. THREE GO DOWN TO BARE METAL. REPAIRED IAW RD 8/4-53-505, STEPS 1 AND 2.

Part: PANEL — DAMAGED (NR 2 NACELLE) · airframe 3,599 hrs · 4,168 cycles

PDX - NR 2 NACELLE TOP AFT PANEL 424AT HAS A SCREW HOLE WITH NO COUNTER SINK REMAINING ON OUTBOARD SIDE AT FLAP TRACK CUTOUT. REPAIRED IAW RD 8/4-54-133, PAGE 4, PARAGRAPH 4 AND HORIZON AIR EA 6-54-258.

Part: STRUT — GOUGED (NACELLE) · airframe 3,599 hrs · 4,168 cycles

PDX - A CIRCULAR GOUGE EXISTS IN THE INBOARD CENTER DIAGONAL STRUT. REPAIRED IAW HORIZON AIR EA 6-54-263.

Part: SHIM — DAMAGED (HORIZ STAB) · airframe 3,599 hrs · 4,168 cycles

PDX - PEEL SHIMS EXTRUDING AT RIGHT HAND FORWARD V-STAB TO H-STAB CONNECTION POINT. REPAIRED IAW Q400 TR 55-011 TASK 55-10-00-400-801.

Part: SKIN — DAMAGED (FUSELAGE) · airframe 3,599 hrs · 4,168 cycles

PDX - DAMAGE AT STATION X3.0 AT STRINGER 31 ON LOWER FUSELAGE EXTERNAL SKIN. REPAIRED IAW RD 8/4-53-578.

Part: SKIN — DAMAGED (FUSELAGE) · airframe 3,599 hrs · 4,168 cycles

PDX - DAMAGE AT STATION X60, OUTBOARD OF STRINGER 29P ON LOWER FUSELAGE EXTERNAL SKIN. REPAIRED IAW RD 8/4-83-629.

Part: SHIM — DAMAGED (HORIZ STAB) · airframe 3,599 hrs · 4,168 cycles

PDX - PEEL SHIMS EXTRUDING AT RIGHT HAND FORWAD V-STAB TO H-STAB CONNECTION POINTS. REPAIRED IAW Q400 AMM TASK 55-10-60-000-801, PAGE 3, PARAGRAPH 3.

Part: ACOUSTIC PANEL — CHAFED (LT COWLING) · airframe 3,599 hrs · 4,168 cycles

PDX - ACOUSTIC COMPOSITE STRUCTURE AT ENGINE INTAKE AREA IS CHAFED ON OUTBOARD SIDE OF ENGINE INLET OF LEFT HAND LOWER COWL. REPAIRED IAW HORIZON AIR EA 6-71-101.

Part: STIFFENER — CHAFED (RT COWLING) · airframe 3,599 hrs · 4,168 cycles

PDX - THE OIL COOLER SHROUD HAS CHAFED A MILLED STIFFENER ON THE UPPER DECK OF THE RIGHT HAND LOWER COWL. REPAIRED IAW HORIZON AIE EA 6-71-100.

Part: SKIN — NICKED (FUSELAGE) · airframe 3,599 hrs · 4,168 cycles

PDX - AREA OF SKIN NICKS APPROXIMATELY 8 INCHES WIDE BELOW AFT BAGGAGE DOOR CUT-UOT. REPAIRED IAW Q400 SRM 51-25-05, PAGE 208.

Part: MOUNT BRACKET — CRACKED (FUSELAGE) · airframe 3,599 hrs · 4,168 cycles

PDX - FORWARD LEFT AND RIGHT HAND VHF ANTENNA MOUNT BRACKETS CRACKED APPROXIMATELY X83.00. REPAIRED IAW HORIZON AIR EO 6-53-162A.

Part: SKIN — DAMAGED (FUSELAGE) · airframe 3,599 hrs · 4,168 cycles

PDX - IMPACT DAMAGE AT STATION X50, OUTBOARD OF STRINGER 33P, LOWER FUSELAGE EXTERNAL SKIN. REPAIRED IAW HORIZON AIR EA 6-53-259.

Part: STRUCTURE — GROOVED (HORIZ STAB) · airframe 3,599 hrs · 4,168 cycles

PDX - LEFT HAND FORWARD ATTACH POINT FOR HORIZONTAL STAB HAS GROOVE CUT INTO BORE FOR BARREL NUT ON FORWARD AND AFT SIDES. REPAIRED IAW Q400 SRM 51-14-00, PAGE 221, TASK 51-14-00-350-804.

Part: SKIN — CHAFED (T/E FLAP) · airframe 3,599 hrs · 4,168 cycles

PDX - LEFT HAND OUTBOARD FLAP HAS CHAFE 19 INCHES UP TRAILING EDGE, 6 INCHES IN FROM INBOARD FLAP. REPAIED IAW RD 8/4-57-0132.

Part: SKIN — DAMAGED (FUSELAGE) · airframe 3,599 hrs · 4,168 cycles

PDX - DAMAGE TO SKIN AT STATION X 8.0, 15 INCHES BELOW BAGGAGE DOOR CUT-OUT. REPAIRED IAW HORIZON AIR EA 6-53-110.

Part: SKIN — DAMAGED (FUSELAGE) · airframe 3,599 hrs · 4,168 cycles

PDX - IMPACT DAMAGE AT STATION X2.5 AND STRINGER 28P, LOWER FUSELAGE EXTERNAL SKIN. REPAIRED IAW HORIZON AIR EA 6-53-268.

Part: SKIN — DAMAGED (FUSELAGE) · airframe 3,599 hrs · 4,168 cycles

PDX - PATCH SKIN AT STATION X260, 11 INCHES BELOW BAGGAGE DOOR CUT-OUT. REPAIRED IAW RD 8/4-53-505, PAGE 3.

Part: SUPPORT BRACKET — CRACKED (NR 2 COWLING) · airframe 3,599 hrs · 4,168 cycles

PDX - NR 2 LOWER COWL AFT CONE SUPPORT BRACKET CRACKED. REPAIED IAW RD 8/4-71-016 AND RD 8/4-71-053.

Part: CHANNEL — CRACKED (RT COWLING) · airframe 3,599 hrs · 4,168 cycles

PDX - RIGHT HAND LOWER COWL OUTBOARD CHANNEL CRACKED ON NR 2 ENGINE. REPAIRED IAW RD 8/4-71-016.

Part: CHANNEL — CRACKED (RT COWLING) · airframe 3,599 hrs · 4,168 cycles

PDX - RIGHT HAND LOWER COWL CRACKED CHANNEL ON RIGHT HAND SIDE AFT OF BYPASS ACTUATOR. REPAIRED IAW RD 8/4-71-016.

Part: BRACKET — CRACKED (NR 1 COWLING) · airframe 3,599 hrs · 4,168 cycles

PDX - NR 1 LOWER COWL ASSEMBLY VERTICAL WEB UPPER BRACKET CRACKED. REPAIRED IAW RD 8/4-71-016.

Part: BRACKET — CRACKED (ZONE 400) · airframe 3,599 hrs · 4,168 cycles

INSIDE OF LOWER NACELLE LEFT HAND LOWER AFT CONE BRACKET CRACKED. REPAIRED IAW RD 8/4-71-016.

Part: ACTUATOR — FAILED (ELEVATOR TRIM) · airframe 3,590 hrs · 4,158 cycles

SEA - FLIGHT 00310 - DURING APPROACH AND AIRCRAFT AT FULL LANDING CONFIGURATION, THE CREW RECEIVED A MASTER CAUTION. CREW ACKNOWLEDGED THE MASTER CAUTION AND LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED THE AIRCRAFT AND REPLACED THE ELEVATOR TRIM ACTUATOR. OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: STRUCTURE — DAMAGED (ZONE 100) · airframe 3,222 hrs · 3,758 cycles

PDX-DENT DAMAGE BETWEEN X281.0 AND X301.0, STRINGER 6 AND STRINGER 7. REPAIRED IAW RD84-53-443 AND HORIZON AIR EA 6-53-171.

Part: STRUCTURE — DAMAGED (ZONE 100) · airframe 3,222 hrs · 3,758 cycles

PDX-DENT DAMAGE BETWEEN X281.0 AND X301.0, SRINGER 12 AND STRINGER 11. REPAIRED IAW HORIZON AIR EA 6-53-171 AND RD84-53-440.

Part: HANDLE — WORN (ZONE 800) · airframe 2,930 hrs · 3,447 cycles

PDX- AFT BAGGAGE FLUSH HANDLE LATCH ASSEMBLY IS WORN. REPAIRED IAW DHC-8 Q400 TASK 52-31-01-300-802.

Part: PANEL — MALFUNCTIONED (ZONE 200) · airframe 2,920 hrs · 3,436 cycles

GEG ON FLIGHT 2304- SMOKE WARNING LIGHT ILLUMINATED IN FLIGHT ON MASTER WARNING PANEL ONLY. REMOVED AND REPLACED WARNING PANEL. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: WARNING LIGHT — DIRTY (ZONE 200) · airframe 2,812 hrs · 3,324 cycles

SEA- ON FLIGHT NUMBER 2389, REAR BAGGAGE DOOR WARNING LIGHT CAME ON DURING CLIMBOUT. CLEANED AND LUBED. PERFORMED OPERATIONAL CHECK AFT BAGGAGE DOOR LATCH SEVERAL TIMES. NO DEFECTS NOTED. FOUND LATCH OPENED ON SHUTDOWN. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: PSEU — MALFUNCTIONED (RT MLG) · airframe 2,609 hrs · 3,104 cycles

PDX-RIGHT HAND AFT GEAR DOORS REMAIN OPEN AFTER GEAR EXTENSION. REMOVED AND REPLACED PROXIMITY SENSING ELECTRONIC UNIT. OPERATIONAL TEST GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: UPLOCK — MALFUNCTIONED (RT MLG) · airframe 2,607 hrs · 3,102 cycles

SEA-AFTER TAKEOFF, LANDING GEAR CYCLED SEVERAL TIMES. GEAR HANDLE LIGHT CAME ON AND LEFT AND RIGHT GEAR UNSAFE AND LEFT AND RIGHT DOOR LIGHTS CYCLED ON AND OFF. REMOVED AND REPLACED RIGHT HAND MAIN LANDING GEAR UPLOCK. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: SENSOR — OUT OF ADJUST (RT MLG) · airframe 2,604 hrs · 3,099 cycles

GEG-MAIN LANDING GEAR DOORS SHUFFLE INFLIGHT OPEN PARTIALLY THEN CLOSE. THE AMBER GEAR LIGHT COMES ON FOR A SPLIT SECOND AND YOU CAN FEEL A VIBRATION IN AIRCRAFT. ADJUSTED RIGHT GEAR DOOR CLOSED SENSOR. GAP CHECK GOOD. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: BATTERY — INOPERATIVE (ZONE 200) · airframe 2,546 hrs · 3,043 cycles

PDX-EMERGENCY EXIT SIGN JUST AFT OF RIGHT HAND FORWARD EMERGENCY EXIT INOPERATIVE. REMOVED AND REPLACED EMERGENCY BATTERY PACK HOUSING AT POSITION TWO AND BOTH EMERGENCY BATTERIES, ALSO FOUND CONNECTOR TO EMERGENCY EXIT SIGN DISCONNECTED, RECONNECTED CONNECTOR. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: FASTENER — MISSING (FUSELAGE) · airframe 2,514 hrs · 3,012 cycles

CKB-FORWARD BAGGAGE DOOR FUSELAGE AND AFT SERVICE DOOR FUSELAGE TOP FORWARD AND AFT CORNERS HAVE FASTENERS MISSING. REPAIRED IAW HORIZON AIR EA 653-168AND RD8-4-53-342.

Part: FRAME — DAMAGED (LT COWLING) · airframe 2,514 hrs · 3,012 cycles

CKB-LEFT HAND LOWER COWLING REQUIRES PERMANENT REPAIRED FOR CENTRAL STIFFENING FRAME. REPAIRED IAW HORIZON AIR EO 6-71-23B AND RD8-4-71-006.

Part: RIB — CHAFED (RT WING) · airframe 2,514 hrs · 3,012 cycles

CKB-RIGHT HAND INBOARD LEADING EDGE OUTBOARD RIB IS CHAFED FROM CLAMP ON FRONT SPAR OF WING. REPAIRED IAW HORIZON AIR EA 6-57-103 AND DHC-57-0704.

Part: FRAME — DAMAGED (RT COWLING) · airframe 2,514 hrs · 3,012 cycles

CKB-RIGHT HAND LOWER COWLING REQUIRES PERMANENT REPAIR FOR CENTRAL STIFFENING FRAME. REPAIRED IAW HORIZON AIR EO 6-71-23B AND RD8-4-71-006.

Part: ANGLE — CRACKED (LT COWLING) · airframe 2,514 hrs · 3,012 cycles

CKB-REPAIR ANGLE ON SUPPORT FRAME IS CRACKED AT LEFT LOWER COWL. REPAIRED IAW RD8-71-016-117 AND SRM 51-42-05.

Part: SKIN — CRACKED (LT WING) · airframe 2,514 hrs · 3,012 cycles

CKB-LEFT HAND CENTER WING LEADING EDGE HAS ALL FOUR CORNERS CRACKED. REPAIRED IAW HORIZON AIR EA 6-57-101 AND DH8S-57-0700.

Part: SKIN — CRACKED (RT WING) · airframe 2,514 hrs · 3,012 cycles

CKB-RIGHT HAND CENTER LEADING EDGE FOUR CORNERS ARE CRACKED. REPAIRED IAW HORIZON AIR EA 6-57-101 AND DH8S-57-0700.

Part: SKIN — CHAFED (T/E FLAP) · airframe 2,514 hrs · 3,012 cycles

CKB-LEFT HAND OUTBOARD FLAP HAS CHAFE MARKS ON UPPER FLAP SKIN. REPAIRED IAW HORIZON AIR EA 6-57-102 AND DH8-57-0701.

Part: BRAKE — SMOKE (ZONE 700) · airframe 2,488 hrs · 2,990 cycles

PDX - FLIGHT 2379 - GROUND CREW NOTICED AND REPORTED THAT THE # 1 AND # 2 WHEEL/TIRE ASSEMBLIES WERE SMOKING AND SPARKING DURING PARKING. MAINTENANCE INSPECTED AND REPLACED BOTH THE # 1 AND 2 WHEEL ASSEMBLIES AND ASSOCIATED BRAKES. OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: ANGLE — CRACKED (LT COWLING) · airframe 2,417 hrs · 2,910 cycles

PDX - LEFT HAND LOWER COWL, LEFT HAND SIDE ANGLE AT BYPASS DOOR IS CRACKED. REPAIRED IAW RD 8/4-71-016.

Part: SUPPORT ANGLE — CRACKED (LT COWLING) · airframe 2,417 hrs · 2,910 cycles

PDX - LEFT HAND LOWER COWL AFT STRUCTURE VERTICAL SUPPORT ANGLE, LEFT HAND SIDE OF BYPASS DOOR HINGE MOUNT CRACKED. REPAIRED IAW RD 8/4-71-016.

Part: WEB — CRACKED (LT COWLING) · airframe 2,417 hrs · 2,910 cycles

PDX - LEFT HAND LOWER COWL, AFT CONE CENTER SUPPORT WEB AND ANGLES CRACKED. REPAIRED IAW RD 8/4-71-016.

Part: ANGLE — CRACKED (LT COWLING) · airframe 2,417 hrs · 2,910 cycles

PDX - LEFT HAND LOWER COWL, RIGHT HAND ANGLE ON THE BYPASS DOOR OPENING IS CRACKED. REPAIRED IAW RD 8/4-71-016.

Part: WEB — CRACKED (RT COWLING) · airframe 2,417 hrs · 2,910 cycles

PDX - RIGHT HAND LOWER COWL, AFT CONE CENTER SUPPORT WEB AND ANGLES CRACKED. REPAIRED IAW Q400 MM 71-61-01, TEMP REVISION 71-054, PARAGRAPH 4.

Part: BRAKE ASSY — MALFUNCTIONED (MLG) · airframe 2,389 hrs · 2,880 cycles

GEG - CREW WAS UNABLE TO SLOW THE AIRCRAFT ADEQUATELY AND THE LEFT MAIN TIRE WAS DAMAGED BY THE OVERRUN LIGHTS. THE AIRCRAFT WAS INSPECTED, THE NR 1 AND NR 3 MAIN TIRES WERE CHANGED AND THE CENTRAL DIAGNOSTICS SYSTEM WAS INTERROGATED. NO FAULT WERE FOUND IN THE CDS AND NO FAULTS WERE FOUND WITH THE ANTI-SKID SYSTEM OR PROPELLERS. TAXI CHECKS AND BRAKE FUNCTIONAL CHECKS WERE PERFORMED WITH NO DEFECTS NOTED. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: RIB — CRACKED (RUDDER) · airframe 2,247 hrs · 2,719 cycles

PDX-RIB NR 30 ON TRAILING RUDDER HAS A 3.5 INCH CRACK ON UPPER LEFT HAND SIDE. REPAIRED IAW HORIZON AIR EA. 6-55-19.

Part: HANDLE — UNSECURE (CARGO DOOR) · airframe 2,109 hrs · 2,562 cycles

CREW RETURNED TO FIELD WHEN AFTER TAKE-OFF THEY RECEIVED A CARGO DOOR WARNING LIGHT. MAINTENANCE INSPECTED THE AIRCRAFT AND FOUND THE CARGO DOOR HANDLE NOT FULLY SEATED. THE DOOR HANDLE WAS RESEATED, AN OPERATIONAL CHECK WAS PERFORMED,AND THE AIRCRAFT WAS PRESSURIZED. ALL CHECKS WERE GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE. NO PARTS WERE REPLACED.

Part: ROLLER — OBSTRUCTED (CARGO DOOR) · airframe 1,828 hrs · 2,211 cycles

SEA- CREW RETURNED TO FIELD DUE TO FUSELAGE DOORS WARNING LIGHT ILLUMINATED EIGHT MINUTES AFTER DEPARTURE, PASSING THROUGH 14,000 FEET. FIVE MINUTES LATER DURING DESCENT FLIGHT ATTENDANT REPORTED HEARING A BANG. AIRCRAFT LANDED WITHOUT INCIDENT. FOUND PAINT OVER SPRAY ON RELEASE LATCH ROLLER ASSEMBLY, CAUSING RELEASE BUTTON TO STICK OPEN. CLEANED AND LUBED ROLLER ASSEMBLY ON REAR CARGO DOOR. NO PARTS REPLACED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: ODOR — DETECTED (COCKPIT) · airframe 1,722 hrs · 2,081 cycles

SEA-FAINT SMELL OF SMOKE NOTICED FOLLOWED BY CAPTAINS MAP LIGHT CIRCUIT BREAKER POPPING. INSPECTED CAPTAINS LIGHT SOCKET, RHEOSTAT AND LOCAL WIRING. NO DEFECT NOTED OR SIGNS OF OVERHEAT. RESET CIRCUIT BREAKER. OPERATED MAP LIGHT AT ALL SETTINGS. CIRCUIT BREAKER STAYED RESET. SYSTEM CHECKS OK. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: STRUCTURE — CRACKED (RUDDER) · airframe 1,515 hrs · 1,818 cycles

PDX- AFT RUDDER IS CRACKED ON RT SIDE ABOUT 4 INCHES DOWN FROM TOP. REPAIRED IAW HORIZON AIR EA 6-55-13.

Part: WARNING LIGHT — ILLUMINATED (COCKPIT) · airframe 1,485 hrs · 1,787 cycles

BZN - AIRCRAFT RETURNED TO FIELD WHEN THE PITCH TRIM AND AUTO TRIM CAUTION LIGHT ILLUMINATED AT APPROXIMATELY 8500 FEET. AUTO PILOT WAS OFF. MAINTENANCE INSPECTED THE AIRCRAFT AND COMPLIED WITH SERVICE LETTER 8-400-SL-27-003 ATA 2730. OPERATIONAL CHECK WAS GOOD AND NO CAUTION LIGHTS OR MESSAGES WERE NOTED BEFORE OR AFTER THE OPERATIONAL CHECK. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: HANDLE — DIRTY (ZONE 800) · airframe 1,382 hrs · 1,658 cycles

BOI - ABORTED TAKE-OFF DUE TO RIGHT REAR SERVICE DOOR CAUTION LIGHT ILLUMINATING. MAINTENANCE CLEANED AND LUBED SERVICE DOOR OUTSIDE HANDLE. OPERATIONAL CHECK WAS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: DISPLAY — INOPERATIVE (COCKPIT) · airframe 1,350 hrs · 1,621 cycles

BOI-DURING ENROUTE ENGINE DISPLAY PAGE WENT DARK AND SHIFTED DISPLAY TO NR 1 MFD. PERFORMED EMERGENCY CHECKLIST, DISPLAY RETURNED TO MFD. REPLACED ENGINE DISPLAY. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: LIGHT — NOT SEATED (COCKPIT) · airframe 1,203 hrs · 1,436 cycles

FCA - RIGHT HAND MAIN WOULD NOT INDICATE DOWN ON FINAL. SEATED LAMP. NO PARTS REPLACED. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: BATTERY PACK — DEFECTIVE (CABIN) · airframe 895 hrs · 1,040 cycles

PDX-EMERGENCY LIGHTS INOPERATIVE AT AFT EXIT LOCATOR SIGN AND AFT AISLE CEILING POSITIONS. REMOVED AND REPLACED 3 POWER SUPPLY BATTERY PACKS. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: SKIN — PUNCTURED (LT MLG DOOR) · airframe 547 hrs · 631 cycles

PDX - LEFT AFT GEAR DOOR ON THE LEFT NACELLE HAS A .5 INCH PUNCTURE IN OUTER SKIN COMPOSITE. REPAIRED GEAR DOOR IAW EA 6-52-130.

Part: POWER SUPPLY — INOPERATIVE (CABIN) · airframe 543 hrs · 627 cycles

SEA-LEFT HAND EXTERIOR EGRESS LIGHT IS INOP. REMOVED AND REPLACED POWER SUPPLY BATTERY. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: BATTERY — DISCHARGED (CABIN) · airframe 543 hrs · 627 cycles

SEA- AFT CABIN EMERGENCY LIGHTS EXTINGUISH 10 SECONDS AFTER TURNED ON. REMOVED AND REPLACED BOTH AFT EMERGENCY POWER SUPPLY BATTERIES. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: POWER SUPPLY — INOPERATIVE (CABIN) · airframe 543 hrs · 627 cycles

SEA-AFT CABIN EMERGENCY LIGHTS EXTINGUSH 10 SECONDS AFTER TURNED ON. REMOVED AND REPLACED BOTH AFT EMERGENCY POWER SUPPLY BATTERIES. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: LANDING GEAR — MALFUNCTIONED (NLG & MLG) · airframe 383 hrs · 453 cycles

YYC - ON TAKEOFF, AND GEAR SELECTED UP, GEAR DID NOT RETRACT AND LANDING GEAR PANEL SHOWED 3 GREEN LIGHTS, AND THE LANDING GEAR HANDLE HAD 3 RED LIGHTS. PERFORMED EMERGENCY/ABNORMAL CHECKLIST AND RETURNED TO FIELD. MAINTENANCE INSPECTED THE PROXIMITY SWITCHES, DOOR SEALS, DOOR MECHANISMS, NOSE GEAR, AND BOTH LANDING GEAR ASSEMBLIES. AIRCRAFT WAS JACKED AND THE LANDING GEAR WAS CYCLED SEVERAL TIMES. NO DISCREPANCIES NOTED. AIRCRAFT RETURNED TO SERVICE.