N414QX

Part: FRAME — CORRODED (BS 19) · airframe 38,134 hrs · 39,849 cycles

CORROSION ON FLANGE ON FWD SIDE OF FRAME AT BS 19.4 BETWEEN STRINGERS 29 & 33R. BLENDED THE FRAME FLANGE IAW SRM 51-21-00. PERFORMED E/T & U/T INSPECTION IAW NDTM 51-00-04 & 51-00-06. R & R THE FRAME IAW SRM 51-42-05, 51-40-15, AND 51-42-45. I

Part: FRAME — CORRODED (BS 116) · airframe 38,134 hrs · 39,849 cycles

CORRODED FLANGE ON AFT SIDE OF FRAME BS 116, BETWEEN STRINGERS 31 & 32R. REMOVED CORROSION IAW SRM 53-00-00. COMPLIED WITH ET & UT INSPECTION IAW NDTM 51-00-06, & 51-00-04. NO DEFECTS NOTED. FOUND TO BE WITHIN LIMITS IAW SRM 53-00-00. FABRICATED A REPAIR ANGLE, REPAIR PACKER, CIRCULAR PACKER IAW RD84-53-8472 ISSUE 1. AND INSTALLED THE REPAIR IAW RD 84-53-8472.

Part: FRAME ANGLE — CORRODED (FUSELAGE) · airframe 38,134 hrs · 39,849 cycles

FRAME AT BS 18.250 BETWEEN STRINGERS 31 & 32R HAS 100% MATERIAL LOSS ON THE FLANGE. R & R THE FRAME ANGLE IAW SRM 51-42-05-02-01.

Part: SEAT TRACK — CORRODED (NOT REPORTED) · airframe 38,134 hrs · 39,849 cycles

SEAT TRACK NR 10 CORRODED. REMOVED AND REPLACED THE SEAT TRACK IAW SRM 51-41-00-00-01, 51-40-15-02-01, SRM 51-42-05-02-01 AND DWG 85328201, REV E.

Part: FRAME — CORRODED (ZONE 100) · airframe 38,134 hrs · 39,849 cycles

EVIDENCE OF CORROSION ON FLANGES ON FWD SIDE OF FRAME, FS 1.000 BETWEEN ON STRINGERS 31 & 33R. BLENDED CORROSION IAW SRM 51-21-00. COMPLIED WITH ET & UT INSPECTION IAW NDTM 51-00-06 & 51-00-04. NO DEFECTS NOTED. FOUND TO BE OUT OF LIMITS IAW SRM 53-00-00. COMPLIED WITH RD84-53-8471. R & R THE FRAME SPLICE IAW SRM 51-40-07, RD84-53-8471, ISSUE 2. C/W ET INSP PER RD84-53-8471 ISSUE 2. NO DEFECTS NOTED. LOCATED & DRILLED REPAIR SPLICE COMMON TO STR 28 REF RD84-53-8471. LOCATED & DRILLED REPAIR STRAP COMMON TO STR28R REF RD84-53-8471 ISSUE 2. REF SRM 51-42-05 & INSTALLED SPLICE & STRAP COMMON TO STR 28S X 1.0 APPROX IAWRD84-53-8471 REV 2006-08.INSTALLED STRAP COMMON TO STR33 X 1.0 REF SRM 51-42-05. RESTORED FINISH PER SRM 51-25-10, 51-25-15.

Part: FRAME — CORRODED (BS 196) · corrosion level 2 · airframe 38,134 hrs · 39,849 cycles

EVIDENCE OF CORROSION ON THE FRAME FLANGE BS 196 BETWEEN STRINGERS 31R & 32R. BLENDED CORROSION IAW SRM 1-21-00 & FOUND FLANGE TO BE 100% MATERIAL LOSS. R. REPLACED THE FRAME IAW RD84-53-8469 ISSUE 2.

Part: PANEL — CORRODED (FUSELAGE) · airframe 38,134 hrs · 39,849 cycles

EVIDENCE OF CORROSION ON TOP SIDE OF PANEL AT THE BOTTOM OF THE FWD SERVICE DOOR, BETWEEN BS 4.100 AND 32.40. BLENDED THE CORROSION AND FOUND BEYOND LIMITS IAW SRM 53-20-25-02-02. REMOVED AND REPLACED THE PANEL IAW SRM 51-42-45-02-01.

Part: SEAT TRACK — CORRODED (NOT REPORTED) · airframe 38,134 hrs · 39,849 cycles

SEAT TRACK NR 11 CORRODED. REMOVED AND REPLACED THE SEAT TRACK IAW SRM 51-40-15-02-01, 51-42-50-02-01 AND 51-41-00-00-01.

Part: STRAP — CORRODED (BS 32) · airframe 38,134 hrs · 39,849 cycles

EVIDENCE OF CORROSION FOUND ON FWD INBD SIDE OF STRAP, BS 32.40, STRINGER 23R. BLENDED CORROSION ON STRAP IAW SRM 51-21-00-00-02 AND WAS OUT OF LIMITS IAW SRM 53-20-25-02-02. REMOVED AND REPLACED THE STRAP IAW SRM 51-40-15-02-01 & 51-42-05-02-01.

Part: STRINGER — CORRODED (BS 216-236) · airframe 38,134 hrs · 39,849 cycles

STRINGER 24L BETWEEN BS 216 & 236 CORRODED. REPAIRED IAW RD84-53-8474 ISSUE 1.

Part: FRAME — CORRODED (FRM 32.4) · airframe 38,134 hrs · 39,849 cycles

EVIDENCE OF CORROSION ON FRAME FLANGES, AND ON FWD AND AFT SIDE OF FRAME AT FRM 32.4, BETWEEN STRINGERS 29 - 33R. BLENDED CORROSION AND FOUND OUT OF LIMITS IAW SRM 53-00-00, REPAIR -21. REMOVED AND REPLACED THE FRAME IAW DWG:85329251, REV.C AND SRMS.

Part: FRAME — CORRODED (FRM 47.9) · airframe 38,134 hrs · 39,849 cycles

EVIDENCE OF CORROSION ON FLANGES AFT SIDE OF FRAME BETWEEN STRINGERS 29 & 33R AT FRAME 47.975. BLENDED CORROSION, WITHIN LIMITS IAW SRM 53-00-00, IDENTIFIED MORE CORROSION ON FRAME FLANGE AT FRAME 47.95 BETWEEN STRINGERS 29 & 33R. CONTINUED BLENDING CORROSION IAW SRM 53-00-00. WITHIN LIMITS OF SRM 53-00-00.

Part: STRAP — CORRODED (BS 116) · airframe 38,134 hrs · 39,849 cycles

EVIDENCE OF CORROSION FOUND ON INTERNAL STRAP AT BS 116, INBOARD OF STRINGER 31R. REMOVED CORROSION IAW SRM 51-21-00 STRUCT 1 DENT-02. FOUND WITHIN LIMITS IAW DWG 85327354. RESTORED FINISH IAW SRM 51-25-10.

Part: STRINGER — CORRODED · airframe 38,134 hrs · 39,849 cycles

EVIDENCE OF CORROSION ON STRINGER 33 . REMOVED CORROSION IAW SRM 51-21-00. FOUND TO BE OUT OF LIMITS IAW DWG 85327259, REV-O. CUT OUT THE DAMAGED STRINGER SEGMENT IAW SRM 53-00-00, REPAIR 19. REPAIR SPLICE FABRICATED IAW SRM 53-00-00, REPAIR 19. LOCATED, DRILLED, AND DEBURRED THE REPAIR IAW SRM 51-40-07-02-01, AND INSTALLED IAW SRM 51-42-05.

Part: SHEAR TIE — CORRODED (BS 439) · airframe 38,134 hrs · 39,849 cycles

SHEART TIE AT BS 439, STRINGER 24L HAS EVIDENCE OF CORROSION. REMOVED CORROSION IAW SRM 51-21-00, STEP 4 (2) (A), STRUCT IDENT -02. COMPLIED WITH ET & UT INSPECTION IAW NDTM 51-00-06 & 51-00-04. NO DEFECTS NOTED. FOUND WITHIN LIMITS IAW DWG 85328131, REV B. RESTORED FINISH IAW SRM 51-25-10-02-01, & 51-25-15-02-01.

Part: BEAM — CRACKED (PAX DOOR) · airframe 38,134 hrs · 39,849 cycles

AFT PAX DOOR LOWER MID BEAM IS CRACKED. REMOVED AND REPLACED THE BEAM IAW SRM 51-42-05, 51-40-15, AND DWG 85217301 REV-J.

Part: SHEAR TIE — CORRODED (BS 509) · airframe 38,134 hrs · 39,849 cycles

SHEAR TIE AT BS 509, STRINGER 24L HAS EVIDENCE OF CORROSION. REMOVED AND REPLACED THE SHEAR TIE IAW SRM 51-42-05-02-01, AND SRM 51-42-05.

Part: CLEAT — CORRODED (BS 258) · airframe 38,134 hrs · 39,849 cycles

EVIDENCE OF CORROSION ON CLEAT ON STRINGER 24L, BS 258. REMOVED AND REPLACED THE CLEAT IAW SRM 51-40-07, AND SRM 51-42-05.

Part: FRAME ANGLE — LOOSE (BS 301) · airframe 38,134 hrs · 39,849 cycles

LOOSE FRAME ANGLE AT BS 301 BETWEEN STRINGERS 31 & 33R. REMOVED THE FRAME ANGLE IAW SRM 51-42-05. REPAIRED IAW SRM 53-00-00, REPAIR 18, PAGE 203, SECTION 8-9.

Part: DOUBLER — CORRODED (FUSELAGE) · airframe 38,134 hrs · 39,849 cycles

FOUND CORROSION ON MACHINED DOUBLER AT LAVATORY SERVICE DOOR. REMOVED AND REPLACED THE DOUBLER IAW SRM 51-42-05-02-01.

Part: CLEAT — CORRODED (BS 564) · airframe 38,134 hrs · 39,849 cycles

CLEAT ON STRINGER 25L, BS 564, HAS EVIDENCE OF CORROSION. REMOVED AND REPLACED THE CLEAT IAW SRM 51-42-05-02-01, AND DWG 85328320, REV C.

Part: CLEAT — CORRODED (BS 564) · airframe 38,134 hrs · 39,849 cycles

CLEAT ON STRINGER 24L, BS 564 HAS EVIDENCE OF CORROSION. REMOVED THE CLEAT IAW SRM 51-42-05-02-01. INSTALLED A NEW CLEAT IAW SRM 51-42-05-02-01 AND DWG 85328320, REV C.

Part: CONTROL UNIT — MALFUNCTIONED (NR 2 PROPELLER) · airframe 37,650 hrs · 39,366 cycles

AFTER PUSHBACK BROUGHT PROPS OUT OF FEATHER AND THEN GOT A POWERPLANT MESSAGE ON ED. CDE REPORTED CODE 794. REPLACED NR 2 ENGINE PEC IAW AMM 61-20-36-00/400-801. OPS CHECKED NORMAL. ACFT OK FOR CONTINUED SERVICE.

Part: ACTUATOR — MALFUNCTIONED (NLG) · airframe 37,172 hrs · 38,875 cycles

ON TAKEOFF GEAR RETRACTION, NOSE GEAR TOOK UNUSUALLY LONG TO COME UP AND LOCK. ESTIMATING APPROXIMATELY 30 SECONDS AFTER GEAR HANDLE WAS BROUGHT TO UP POSITION. NLG LOCK ACTUATOR REMOVED AND REPLACED NLG RETRACTION NORMAL. RETURNED TO SERVICE.

Part: HINGE — BROKEN (SAFETY EQUIP) · airframe 37,128 hrs · 38,836 cycles

REAR AFT LEFT SIDE EMERGENCY ACCESS EQUIPTMENT PANEL DOOR DOES NOT RETRACT ON IT'S OWN. REPLACED DOOR SPRINGS ON AFT LEFT FA SEAT EMERGENCY (FLASHLIGHT/LIFE VEST) EQUIPTMENT DOOR WITH NEW. OPS CHECKS GOOD. DOOR CLOSES PROPERLY. NO FURTHER DEFECTS NOTED. RETURNED TO SERVICE.

Part: LIGHT — UNSECURE (CABIN FLOOR) · airframe 37,081 hrs · 38,783 cycles

EMERGENCY LIGHT IN FRONT OF SEATS 1 AB LOOSE. SECURED THE LIGHT. RETURNED TO SERVICE.

Part: BEARING — NOT REPORTED (LT AILERON TAB) · airframe 36,822 hrs · 38,509 cycles

COORDINATED FLIGHT REQUIRES SIGNIFICANT RIGHT WING DOWN CONTROL INPUT. CONDITION NOTED AT ALL AIRSPEEDS, CONFIGURATIONS WHILE IN CLIMB, CRUISE AND DESCENT. VERIFIED TRIM WAS IN NEUTRAL POSITION. ADJUSTED LT AND RT AILERON CABLE TENSIONS TO BE WITHIN LIMITS. REMOVED AND REPLACED LT AILERON TRIM TAB OUTER BEARING. OPERATIONAL CHECK FLIGHT GOOD. RETURNED TO SERVICE.

Part: SEQUENCE VALVE — FAILED (MLG) · airframe 38,470 hrs · 36,788 cycles

DURING GEAR RETRACTION NOSE GEAR UNSAFE AND DOOR LIGHTS REMAINED ILLUMINATED. AFTER APPROX 10 MINUTES NOSE GEAR RETRACTED ON ITS OWN. ACCOMPLISHED ALTERNATE GEAR EXTENSION FOR LANDING. REF W/O 216448, NR-00001 - NR-00003 FOR WORKED PERFORMED. R/R OF MECHANICAL SEQUENCE VALVE. OPS CHECKED GOOD. A/C GEARS EXTEND & RETRACT AS REQ. NOSE GEAR UNSAFE AND DOOR LIGHT EXTINGUISHED. NO OTHER DEFECTS NOTED. INTERROGATED PSEU FOR FAULTS. NO FAULTS NOTED. PERFORMED RETRACT AND EXTEND THE NOSE GEAR TASK IAW AMM 32-31-00-867-801 1 TO 4A5(B) WHERE REDUPLICATED DISCREPANCY. NLG DIDN'T RETRACT. REMOVED DEBRIS GUARD. FOUND RESIDUAL HYDRAULIC FLUID ON ARM OF MECHANIC SEQUENCE VALVE. PERFORMED NLG DOOR ACTUATOR CHECK FOR BYPASSING IAW FIM 32-00-00-810-826 STEPS 1 THRU 4G. NO EVIDENCE OF BYPASSING. NLG DOOR ACTUATOR COLD TO TOUCH. CONNECTED LT AND RT MLG DOWNLOCK ACTUATORS IAW AMM TASK 32-31-00-867-802 PARA 5.A.-G. STEPS 4A(5)(C) -4B(5.

Part: LIGHT — WORN (CABIN FLOOR) · airframe 36,565 hrs · 38,240 cycles

EMERGENCY LIGHT AT ROW 2 IS WORN. REPLACED THE LIGHT . RETURNED TO SERVICE.

Part: LIGHT — WORN (CABIN FLOOR) · airframe 36,312 hrs · 37,976 cycles

FOUND EMERGENCY LIGHT STRIPS TO BE WORN. REPLACED LIGHT STRIPS.

Part: LAMP — INOPERATIVE (EMERGENCY LIGHTS) · airframe 36,131 hrs · 37,760 cycles

TOP PORTION OF FORWARD FA EMERGENCY LIGHT SWITCH NOT ILLUMINATED. REPLACED THE LAMP IN THE SWITCH. CHECKED GOOD. RETURNED TO SERVICE.

Part: RUDDER — MALFUNCTIONED · airframe 36,107 hrs · 37,726 cycles

DURING LANDING, THE FIRST OFFICER RECEIVED A HARD OVER JERK TO THE RIGHT ON THE RUDDER ON GROUND. FO STATED THE RUDDER WAS STIFF AND FELT LIKE IT WAS STUCK UNTIL IT DID THE HARD OVER TO THE RIGHT ON LANDING. NO CDS FAULTS FOUND. INSPECTED RUDDER CABLE UNDER CABIN FLOOR, COCKPIT FLOOR AND AFT EQUIP BAY. NO DEFECTS. OPS TEST OF RUDDER IAW AMM 27-20-00-710-802. OPS TEST OF RUDDER TRIM IAW AMM 27-22-00-710-801. ALL OPS TESTED GOOD. COMPLETED FREEDOM OF CHECK, ENSURED FULL TRAVEL AND VERIFIED PROPER DIRECTION OF MOVEMENT, NO DEFECTS NOTED PER GPM 9.2 (FREEDOM OF MOVEMENT CHECK). NO DEFECTS NOTED WITH RUDDER SYSTEM AT THIS TIME. MQAR DOWNLOAD WAS PERFORMED. RETURNED TO SERVICE.

Part: PROXIMITY SENSOR — OUT OF ADJUST (LT MLG) · airframe 35,451 hrs · 37,033 cycles

LEFT MAIN GEAR DOOR CYCLED SEVERAL TIMES AFTER TAKEOFF. AFTER ACCELERATING THROUGH ABOUT 200 KTS IT DIDNT CYCLE ANYMORE. FOUND LEFT LGDRCL PROXIMITY SENSOR OUT OF LIMITS. ADJUSTED LEFT PROXIMITY SENSOR LGDRCL IAW Q400 AMM TASK 32-61-00-280-801 TR-32-492. LEFT LGDRCL PROXIMITY SENSOR IS WITHIN LIMITS. WITH HYDRAULICS APPLIED LEFT LANDING GEAR DOOR AFT OPENS AND CLOSES NORMALLY. NO FURTHER DEFECTS NOTED.

Part: HOSE — LEAKING (HYD SYSTEM) · airframe 35,406 hrs · 36,979 cycles

NR 2 HYD ISOLATION VALVE ILLUMINATED IN CRUISE FLIGHT. OBSERVED THAT THE NR 2 HYD QTY WAS DECREASING TO 10%. HYD PRESSURE REMAINED NORMAL FOR REMAINDER OF FLIGHT. IAW CHECKLIST, PERFORMED MANUAL GEAR EXTENSION. RETURNED TO FIELD. LANDING UNEVENTFUL. FOUND RIGHT SIDE HOSE OF NLG LOCK ACTUATOR LEAKING. R & R THE HOSE IAW 29-00-00-000-802, & 29-00-00-400-802. OP'S CHECKED FOR LEAKS WITH NONE NOTED. NR 2 HYD ISOLATION VALVE REMAINED OFF. RETURNED TO SERVICE.

Part: CONTROL UNIT — MALFUNCTIONED (NR 2 PROPELLER) · airframe 34,375 hrs · 35,910 cycles

ON DESCENT, NR 2 ENGINE TORQUE DROPPED TO 47 PERCENT. POWER LEVERS AROUND 50 PERCENT AND CONDITION LVRS AT 850. TORQUE ON RT ENGINE DROPPED BY HALF. NR 2 PEC CAUTION LIGHT ILLUMINATED. A FEW MINUTES LATER PROP RPM WENT TO 1070. ALSO HAD A POWER PLANT MSG. RAN NR 2 PEC CHECKLIST THEN WHEN PROP OVERSPEED. RAN THE ENGINE FAILURE CHECKLIST TO SHUT IT DOWN. ALSO NOTICED ON TAKEOFF, RT ENGINE AROUND 6000 FT, WENT FROM NTOP TO MCL FOR ABOUT 1 SECOND. WENT BACK TO NTOP ON ITS OWN. REST OF FLIGHT WAS NORMAL UNTIL EMERGENCY. NR 2 ENGINE SHUTDOWN. LANDING UNEVENTFUL. R & R NR 2 ENGINE PEC IAW MM TASK 61-20-36-000-801, TASK 61-20-36-400-801 AND SUP: HS 71-0025. OPS TEST GOOD. RETURNED TO SERVICE.

Part: LIGHT — LOOSE (CABIN) · airframe 34,323 hrs · 35,850 cycles

EMERGENCY LIGHT AT ROW 1 LOOSE. SECURED LIGHT STRIP. RETURNED TO SERVICE.

Part: CONTROL UNIT — MALFUNCTIONED (FEATHERING) · airframe 34,318 hrs · 35,842 cycles

AFTER START UP OF ENGINE 2, THE ENGINE WOULD NOT COME OUT OF FEATHER. REPLACED THE NR 2 OVERSPEED GOVERNOR, PEC, PCU AND PREPELLER PISTON SEAL. RETURNED TO SERVICE.

Part: BLEED VALVE — MALFUNCTIONED (NR 2 ENGINE) · airframe 33,972 hrs · 35,457 cycles

FORWARD F/A REPORTS STRONG EXHAUST FUME/ODOR NEAR HER JUMPSEAT DURING FLIGHT WITH BOTH BLEEDS ON. INCREASED WHEN POWER LEVERS WERE REDUCED FOR DESCENT. RECIRC FAN WAS ON. GROUND RAN ENGINES. WITH NR 1 BLEED SELECTED ON NO ABNORMAL SMELLS NOTED. WITH NR 2 BLEED SELECTED ON EXHAUST ODOR NOTED IN COCKPIT AND FWD CABIN. WITH APU BLEED SELECTED ON NO ABNORMAL ODORS NOTED. R & R NR 2 ENGINE P2.7 INTERCOMPRESSOR BLEED VALVE IAW AMM TASK 75-31-01-000-801 AND 75-31-01-400-801. GROUND RAN ENGINES WITH NR 2 BLEED SELECTED ON NO ABNORMAL ODORS NOTED. RETURNED TO SERVICE.

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHTS) · airframe 34,529 hrs · 36,176 cycles

DURING OPS TEST OF THE EMERGENCY LIGHTS, FOUND THE FORWARD EMERGENCY LIGHTS INOPERATIVE. REPLACED THE POWER SUPPLY UNITS IAW AMM 33-51-01-000/400-801. OPS CHECKS GOOD.

Part: MOUNT — CRACKED (EMERGENCY LIGHT) · airframe 33,477 hrs · 34,931 cycles

EMERGENCY EXIT LIGHT COVER AT EMERGENCY EXIT IS DETACHED AND THE MOUNT IS CRACKED AT THE BOTTOM. REPLACED EXIT SIGN IAW AMM 33-24-00-000-802. PERFORMED OPERATIONAL CHECK IAW AMM 33-51-00-710-803. CHECKS GOOD RETURNED TO SERVICE.

Part: HANDLE — UNSECURE (SERVICE DOOR) · airframe 33,401 hrs · 34,644 cycles

AFT SERVICE DOOR EXTERNAL HANDLE IS NOT FLUSH AND HARD TO OPERATE. ADJUSTED HANDLE STOPPER BOLT IAW AMM 52-00-00-830-803. OPS CHECKS GOOD. RETURNED TO SERVICE. NO PARTS REPLACED.

Part: SEAT TRACK — CORRODED (NOT REPORTED) · airframe 33,393 hrs · 34,836 cycles

REPLACE SEAT TRACK NR 1, PN:85328261-101. REMOVED RECIRCULATING AIR GRILLES COMMON TO SEAT RAIL NR 1, REF AMM 21-22-17-000-801. OK TO CLOSE LT AIR GRILLES ADJACENT TO SEAT TRACK RAIL NR 1. INSTALLED ALL AIR GRILLES AT LOCATION SEAT TRACK RAIL NR 1, REF AMM 21-22-17-400-801. REMOVED 2 EA DADO AIR VENTS COMMON TO SEAT TRACK NR 1, REF SRM 51-40-00. INSTALLED 2 EA DADO AIRVENTS COMMON TO SEAT TRACK NR 1 REF SRM 51-40-00. REMOVED 12 EACH AIR GRILL ATTACH BRACKETS COMMON TO SEAT TRACK NR 1 REF SRM 51-42-05. INSTALLED 5 OF 12 EA AIR GRILL ATTACH BRACKETS ON NR 1 SEAT TRACK REF SRM 51-42-05-02-01 AND DWG 85338807, REV-B DATED 2014,12,02. REMOVED 10 EA RADIUS BLOCKS COMMON TO SEAT TRACK NR 1 REF SRM 51-40-15. INSTALLED 10 RADIUS BLOCKS COMMON TO SEAT TRACK NR 1 IAW 85328251, REV-A DATED 98/11/03. REMOVED 4EA SPLICE PLATES COMMON TO SEAT TRACK NR 1 REF SRM 51-40-15. INSTALLATION OF 4EA SPLICE PLATES COMMON TO SEAT TRACK NR 1 AND NR 2 INSTALLED ON JOB 5406141, OP 111 ITEM 1. REMOVED SEAT TRACK NR 1 REF SRM 51-40-05 AND SRM 51-40-15. INSTALLED SEAT TRACK NR 1 WITH QTY 20 HILITES COMMON TO SEAT TRACK AND FRAMES BETWEEN BS X32.400 AND BS X210.00 IAW DWG 8532825, REV-A DATED 98/11/03. LOCATED DRILLED & DEBURRED REPLACEMENT SEAT TRACK, PN 85323261-107SP IAW SRM 51-40-07, REPAIR-01 PARA 1-5(A-G) AND DWG 85528251, REV-A. LOCATED AND DRILLED SEAT TRACK, PN 85328261-107SP AT SPLICE FS 227.500, LBL 40.950, WL102.750 IAW SRM 51-40-07-02-01. INSTALLED DADO PANEL ANGLES TO SEAT TRACK NR 1 BETWEEN BS X32.400 TO BS X227 IAW DWG 85338807, REV-B DATED 2014,12,02. INSTALLED SOLID RIVETS ON SEAT TRACK NR 1 & WEB FROM BS X-32.4 TO X-175.4 REF SRM 51-42-05-02-01. CONTINUED INSTALLATION OF 7 AIR GRILLE ATTACH BRACKETS ON SEAT TRACK NR 1 FROM BS X116.00 TO X216.00 IAW DWG 85338807, REV-B 2014/12/02. CONTINUED INSTALLATION OF SEAT TRACK NR 1 BETWEEN BS X176.00 TO BS X240.00 IAW DWG 8532825, REV-A 98/11/03.

Part: SEAT TRACK — CORRODED (NOT REPORTED) · airframe 33,393 hrs · 34,836 cycles

REPLACE SEAT TRACK, NR 2. REMOVAL OF 4 SPLICE PLATES COMMON TO SEAT TRACK NR 1 AND NR 2 ACCOMPLISHED ON JOB 5406141, OP 110, ITEM 5. INSTALLED SPLICE ASSY REF SRM 57-42-90-02-01, SRM 51-42-05-02-01, SRM 51-40-15-02-01, DWG 85307071, REV-A DATED 98/10/06. REMOVED 10 EA AIR GRILLES FROM SEAT TRACK NR 2 REF AMM 21-2-17-000-801. OK TO CLOSE LT AIR GRILLES ADJACENT TO SEAT TRACK RAIL NR 2, INSP-2, INSTALLED ALL AIR GRILLES AT LOCATION SEAT TRACK PANEL 2 REF AMM 21-22-17-400-801. REMOVED 18 EA AIR GRILLE ATTACH BRACKETS REF AMM 21-22-17-000-801. INSTALLED 18EA AIR GRILLE ATTACH BRACKETS ON NEW SEAT RAIL 2 PN 85361561-103, REF SRM 51-42-05 AND SRM 51-42-15 AND DWG NR 85361551, REV-B DATED 05/03/10. REMOVED HEADS & COLLARS OF ALL FASTENERS ON SEAT TRACK NR 2 REF SRM 51-42-05-02-01. COMPLETED INSTALLATION OF FASTENERS ON NEW SEAT TRACK NR 2, PN 85361561-103, REF SRM 51-42-15, SRM 51-40-15 AND DWG NR 85361551, REV-B DATED 05/03/10. REMOVED 17EA RADIUS BLOCKS FROM SEAT TRACK NR 2. INSTALLED 17EA RADIUS BLOCKS ON NEW SEAT TRACK NR 2 PN 85361561-103, REF SRM 51-40-15 AND DWG NR 85361551, REV-B, DATED 05/03/10. REMOVED SPLICE COMMON TO SEAT TRACK NR 2 & NR 3, REF SRM 51-40-15-02-01 4 EA. PCS. INSTALLED SPLICE COMMON TO SEAT TRACK 2 & 3 REF SRM 51-40-15-02-01 AND DWG 85361561 51-42-05, 51-41-90. REMOVED 2 SEAT TRACK REF SRM 51-40-15-02-01. INSTALLED SEAT TRACK NR 2 FASTENERS RIVETS-BLIND RIVETS REF SRM 51-42-05, PG 201 AND SRM 51-42-45 STA 229-426. LOCATED AND DRILLED NEW FROM STOCK SEAT TRACK, NR 2 PN 85361561-103 REF SRM 51-40-07-02-01 & DWG 85361551, REV-B 05/03/10. LOCATED AND DRILLED NEW SEAT TRACK NR 30 & 21 HOLES FROM BS 229L TO BS 449, REF SRM 51-40-07, PG 201. LOCATED AND DRILLED SEAT TRACK NR 2, PN 85361561-103 REF SRM 51-40-07. INSTALLED ALL HILITES ON SEAT TRACK NR 2, PN 85361561-103 COMMON TO FRAMES FROM FS X236.00 TO FS X564.500, REF SRM 51-40-15 AND DWG NR 85361551, REV-B DATED 05/03/10. INSTALLED SEAT TRACK 2 NEW PN 85361561-103, REF SRM 51-42-05, SRM 51-42-15 SRM 51-40-15 AND DWG NR.85361551 REV-B DATED 05/03/10...

Part: SEAT TRACK — CORRODED (NOT REPORTED) · airframe 33,393 hrs · 34,836 cycles

REPLACED SEAT TRACK NR 16, PN:85338210-119. REMOVED SEAT TRACK NR 23, PN:85337843-105 TO FOM ST 715-60, REF SRM 51-41-00. INSTALLED SEAT TRACK 23, PN:85337843-105 IAW SRM 51-42-05, SRM 51-41-00 AND DWG 85338806. REMOVED FLOOR SKIN PANEL AT BS 715.60 TO FOM REF SRM 51-42-05. INSTALLED FLOOR SKIN PANEL AT FS X715.60 IAW SRM 51-42-05 AND DWG NR 85338806. REMOVED SEAT TRACK NR 16, PN:85338210-119, 96 PERCENT, REF SRM 51-41-00 AND 51-42-05. COMPLETED REMOVAL OF SEAT TRACK NR 16, REF SRM 51-42-05. LOCATED AND DRILLED SEAT TRACK NR 16, PN:85338210-119 ALONG THE BULKHEAD WEBS REF SRM 51-40-07. COMPLETED LOCATE AND DRILL OF SPLICES COMMON TO SEAT TRACK NR 15 AND NR 16, REF SRM 51-40-07. INSTALLED RIVETS BETWEEN BS X-739 TO X-783 ON NR 16 SEAT TRACK INTO WEB REF SRM 51-42-05-02-01 AND DWG 85338201, REV A DATED 2/4/09. INSTALLED RIVETS INTO WEB COMMON TO SEAT TRACK NR 16 BETWEEN FS X676 AND X739 IAW SRM 51-42-05 AND DWG 8533821, REV A. INSTALLED RIVETS AFT OF BS X-783.102 ON SEAT TRACK NR 16, REF SRM 51-42-05-02-01. INSTALLED SOLID RIVETS ON SEAT TRACK NR 23 THROUGH FLOOR SKIN REF SRM 51-42-05-02-01. INSTALLED NUTS AND BOLTS ON SEAT TRACK NR 16, REF SRM 51-41-00-00-01. INSTALLED 2 EA FASTENERS ON SEAT TRACK NR 16, 1" FWD OF X783.102 ON OTBD SIDE IAW SRM 51-42-05. INSTALLED NEW FROM STOCK SEAT TRACK NR 16, PN:85338210-119 REF SRM 51-42-05-02-01 AND DWG 85338201, REV A DATED 2/4/09. RESTORED FINISH REF SRM 51-25-10, REPAIR -01.

Part: SEAT TRACK — CORRODED (NOT REPORTED) · airframe 33,393 hrs · 34,836 cycles

SEAT TRACK, NR 7 CORRODED. REMOVED AND REPLACED THE SEAT TRACK IAW SRM 51-42-05 AND SRM 51-41-00.

Part: SEAT TRACK — CORRODED (NOT REPORTED) · airframe 33,393 hrs · 34,836 cycles

SEAT TRACK NR 15 CORRODED. REMOVED AND REPLACED THE SEAT TRACK IAW SRM 51-42-05 AND SRM 51-41-05.

Part: GUSSET — CORRODED (BS 77) · airframe 33,393 hrs · 34,836 cycles

CORRODED GUSSET AT FS X 77.800, STR 24P COMMON TO INTERCOASTAL, PN 85329446-115. REMOVED GUSSET, PN 95329446-115 AT BS X77.80, STR 24P, REF SRM 51-42-00. INSTALLED GUSSET, PN 85329446-115 AT BS X77.80, REF SRM 51-42-45, STEP 6G. LOCATED NEW GUSSET, PN 85329446-115 REF SRM 51-40-07, REPAIR 01. APPLIED ALUMINIZED TOP COAT ON NEW GUSSET, PN 85329446-115, REF SRM 51-25-25. COMPLIED WITH FORM M-184.

Part: THRESHOLD — CORRODED · airframe 33,393 hrs · 34,836 cycles

THRESHOLD EDGE BEAM, HEAVILY CORRODED. LOCATED AND DRILLED NEW THRESHOLD EDGE BEAM, PN 85329514-101, REF SRM 51-40-07, REPAIR-01. APPLIED ALUMINIZED TOP COAT ON NEW EDGE BEAM 85329814-101, REF SRM 51-25-25. FORM M-184 COMPLIED WITH. REMOVED CORRODED THRESHOLD EDGE BEAM, REF SRM 51-42-05, REPAIR-01 AND 51-42-45, REPAIR-01. INSTALLED THRESHOLD EDGE BEAM REF SRM 51-42-05, STEP 4D, 2-10. REMOVED NUT PLATES NA51474A3 & MS21075L08N FROM THRESHOLD EDGE BEAM REF SRM 51-25-05. INSTALLED NEW NUT PLATES NA51474A5, QTY 9 AND MS 4075L08N, QTY 6, REF SRM 51-42-05.

Part: GUSSET — CORRODED (BS 88) · airframe 33,393 hrs · 34,836 cycles

CORRODED GUSSET AT FS X88 TR 24P COMMON TO INTERCOASTAL, REMOVED GUSSET, PN 85329446-115 AT BS X88.2, STR 24P, REF SRM 51-42-00. INSTALLED GUSSET, PN 85329446-115 AT BS X88.2, REF SRM 51-42-45, STEP 6G. LOCATED AND DRILLED NEW GUSSET, PN 85329446-115, REF SRM 51-40-07, REPAIR 01. APPLIED ALUMINIZE TOP COAT ON NEW GUSSET, PN 85329446-115, REF SRM 51-25-25. COMPLIED WITH FORM M-184.

Part: RIB — CORRODED · airframe 33,393 hrs · 34,836 cycles

(AFT) RIB ASSY, PN 85329512-101 AT STA X88.200 FOUND HEAVILY ABSORB. RIB, PN 85329512-101 A7 BS X88.2. REMOVED REF SRM 51-42-05. INSTALLED NEW RIB, PN 85329512-101 A7, BS .X88.2, REF SRM 51-42-05. REMOVED FITTING ASSY, PN 85329283-001 FROM RIB, PN 85329512-001, REF SRM 51-42-05. INSTALLED FITTING, PN 85329283-001 AND RIB, PN 85329512-001, REF SRM 51-42-05. LOCATED AND DRILLED NEW RIB, PN 85329512-101 AT BS X88.2, REF SRM 51-40-01. APPLIED ALUMINIZED TOP COAT ON NEW RIB ASSY, PN 85329512-101, REF 51-25-25, SRM. FORM M-184 COMPLIED WITH.

Part: RIB — CORRODED · airframe 33,393 hrs · 34,836 cycles

(FWD) RIB ASSY, AT BS X 77.80 FOUND HEAVILY CORRODED. RIB, PN 85329512-101 AT BS X.77.80. REMOVED REF SRM 51-42-05. INSTALLED NEW RIB, PN 85329512-101 AT BS. X.77.80 REF SRM 51-42-05. REMOVED FITTING ASSY, PN 85329283-001 FROM RIB, PN 85329512-101, REF SRM 51-42-05. INSTALLED FITTING, PN 85329283-001, REF SRM 51-42-05. LOCATED AND DRILLED NEW RIB, PN 85329512-101 AT BS .X77.80, REF SRM 51-40-07. APPLIED ALUMINIZED TOP COAT TO NEW RIB, PN 85329512-101, REF SRM 51-25-25. FORM M-184 COMPLIED WITH.

Part: SEAT TRACK — CORRODED (NOT REPORTED) · airframe 33,393 hrs · 34,836 cycles

REPLACE SEAT TRACK NR 9, PN:85338210-111. REMOVED ALL FASTNERS COMMON TO SEAT TRACK NR 9 AND TOP FLOOR SHEAR WEB, TOP OF SEAT BACK, IAW SRM 51-42-05-02-01. INSTALLED ALL FASTENERS COMMON TO SEAT TRACK NR 9 AND SHEAR WEB IAW SRM 51-42-05-02-01 AND DWG 85339601, REV D, DATED 05/05/20 AND DWG 85339521, REV C, DATED 5/11/02. REMOVED SEAT TRACK NR 9, PN 85338210-111 IAW SRM 51-40-15, SRM 51-42-05 AND SRM 51-41-00. INSTALLED SEAT TRACK NR 9, PN 85338210-111 IAW SRM 51-42-05-02-01 AND DWG 85338201, REV E. 3/1/09. LOCATED AND DRILLED NEW SEAT TRACK NR 9, PN 85338210-111 IAW SRM 51-40-07-02-01.

Part: SEAT TRACK — CORRODED (NOT REPORTED) · airframe 33,393 hrs · 34,836 cycles

REPLACE SEAT TRACK NR 13, PN:85361510-104. REMOVED AFT SPLICE COMMON TO SEAT TRACK NR 13 AND NR 14, REF SRM 51-42-15-02-01 AND SRM 51-42-05-02-01. INSTALLED AFT SPLICE COMMON TO SEAT TRACK NR 13 AND NR 14 IAW SRM 51-40-15, SRM 51-42-05 AND DWG 85307071, REV A. REMOVED GUTTER DRIP TRAY, PN:85307495-114, REF SRM 51-42-05-02-01. INSTALLED GUTTER DRIP TRAY PN:85307495-114, COMMON TO SEAT TRACK NR 12 AND NR 13 IAW SRM 51-42-05. REMOVED DRIP ANGLE FROM SEAT TRACK NR 13 AND DRIP ANGLE COMMON TO NR 13 AND NR 12, 2 EA REF SRM 51-42-05-02-01. INSTALLED DRIP TRAY ANGLE FROM SEAT TRACK NR 13 AND DRIP TRAY ANGLE COMMON TO NR 12 AND NR 13 IAW SRM 51-42-05 AND DWG 85307401, REV C. STARTED REMOVAL OF SEAT TRACK NR 13, PN:85361510-104, APPROVED 50 PERCENT, REMOVED REF SRM 51-42-05-02-01. REMOVED SEAT TRACK NR 13, REF SRM 51-41-00-02-01. LOCATED AND DRILLED NEW SEAT TRACK NR 13, PN:85361510-104, REF SRM 51-40-07-02-01. DISPLACED 1EA GROUNDING WIRE NR 2421GS18 AND 2421GS19 AND 2EA WIRE BUNDLES BETWEEN BS 281.0 + 301.0. DISPLACED 1EA WIRE BUNDLE BETWEEN BS 236.0 + 258.5, REF WM 20-12-10. INSTALLED 1EA GROUNDING WIRE NR 2421GS18 AND 2421GS19 AND 2EA WIRE BUNDLES BETWEEN FS X281 AND X301 ON SEAT TRACK NR 13 IAW WM 20-12-10, BONDING CHECK OK. REMOVED FWD SPLICE COMMON TO SEAT TRACK NR 12 AND NR 13 PN:85307071, REF SRM 51-42-05-02-01 AND SRM 51-42-15-02-01. INSTALLED FWD SPLICE COMMON TO SEAT TRACK NR 12 AND NR 13 IAW SRM 51-41-00 AND NR 85361501, REV A. INSTALLED ALL BOLTS ON SEAT TRACK NR 13 IAW SRM 51-41-00 AND NR 85361501, REV D AND INSTALLED ALL RIVETS IN WEB COMMON TO SEAT TRACK BETWEEN FS X321 AND X469 IAW NR 85361501. LOCATED AND DRILLED DRIP ANGLES ON NR 13 SEAT TRACK REF SRM 51-40-07-02-01. INSTALLATION OF DRIP TRAY ANGLE COMPLETED, IAW SRM 51-42-05 AND DWG NR 85307401, REV.C.

Part: SEAT TRACK — CORRODED (NOT REPORTED) · airframe 33,393 hrs · 34,836 cycles

SEAT TRACK NR 20 HAS EVIDENCE OF CORROSION, REMOVED CORROSION FROM SEAT TRACK NR 20 IAW SRM 53-20-49-02-02. ORIGINAL THICKNESS ON TOP PORTION OF CLAW AT BS X604 IS .420". MATERIAL REMAINING IS .408". MATERIAL LOSS OF .012". INSIDE CLAW PORTION MATERIAL THICKNESS IS .160". MATERIAL REMAINING IS .145", MATERIAL LOSS IS 0.015". MAXIMUM MATERIAL LOSS ALLOWABLE ON TOP IS 0.015 AND INSIDE CLAW IS .035". SEAT TRACK NR 20 IS WITHIN LIMITS IAW SRM 53-20-49-02-02. USED CALIBRATED TOOL, TUC6161, CALIBRATION DUE DATE IS 31 AUG 2016. COMPLIED WITH FORM M-184. C/W ET INSPECTION ON REWORKED AREAS AS MARKED REF NDTM PT1 51-00-06. NO DEFECTS NOTED. ATTACHED NDT REPORT. RESTORED FINISH TO BLENDED AREAS IAW SRM 53-20-49-02-02.

Part: SEAT TRACK — CORRODED (NOT REPORTED) · airframe 33,393 hrs · 34,836 cycles

REPLACE SEAT TRACK NR 4. REMOVED AND REPLACED THE SEAT TRACK IAW SRM 51-42-05-02-01 AND SRM 51-42-15-02-01.

Part: THRESHOLD — CORRODED (PAX DOOR) · airframe 33,393 hrs · 34,836 cycles

FWD PAX DOOR ENTRY, THRESHOLD PLATE, PN 85329539-105, FOUND CORRODED. REMOVED THRESHOLD PLATE, PN: 85329539-105 IAW SRM 51-42-05. OK TO INSTALL THRESHOLD PLATE, AVDEC APPLIED. INSTALLED NEW THRESHOLD PLATE, PN 85329539-105 AT FWD PAX DOOR ENTRY IAW SRM 51-42-05 AND DWG 85321241. LOCATED AND DRILLED NEW THRESHOLD PLATE, PN: 85329539-105 IAW SRM 51-40-07. LOCATED, DRILLED AND INSTALLED NEW RUBBING PAD PN: 85321229-101 ONTO THRESHOLD PLATE, PN 85329539-105 IAW SRM 51-42-05, SRM 51-40-07 AND DWG 85320686, REV A.

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 33,393 hrs · 34,836 cycles

REPLACE SEAT TRACK NR 10, REMOVED INBD & OTBD SPLICE HALVES COMMON TO SEAT TRACKS 10 & 11 IAW SRM 51-42-05. INSTALLED INBD AND OTBD SEAT TRACK SPLICE, RBL 9.250 FS 10.50 REF RM 51-40-15, REPAIR-01 AND SRM 51-42-05, REPAIR-01. DISPLACED/DISCONNECTED GROUND WIRE ON SEAT TRACK NR 10. INSTALLED GROUND WIRE FOR SEAT RAIL NR 10 IAW AMM 51-80-00-400-801. REMOVED SEAT TRACK NR 10 IAW SRM 51-41-00. INSTALLED REPLACEMENT SEAT RAIL NR 10, PN 85328210-121, REF SRM 51-41-00, 51-40-15, REPAIR 01-51-42-05, REPAIR-01 AND DWG 85328201, REV E. LOCATED AND DRILLED NEW SEAT TRACK 10, PN 85328210-121 IAW SRM 51-40-07-02-01. PERFORMED BONDING CHECK SEAT RAIL NR 10 IAW AMM 51-80-00-760-802, BONDING CHECK GOOD.

Part: CONTROL PANEL — MALFUNCTIONED (MLG) · airframe 33,111 hrs · 34,546 cycles

GREEN LIGHT REMAINED ILLUMINATED AFTER GEAR RETRACTION. GEAR RETRACTED NORMALLY. PERFORMED EMERGENCY EXTENSION. R & R LANDING GEAR CONTROL PANEL IAW MM TASK 32-31-01-000-801 AND TASK 32-31-01-400-801. FUNCTION TEST CHECKS GOOD. RETURNED TO SERVICE.

Part: UNKNOWN — ODOR (CABIN) · airframe 32,873 hrs · 34,299 cycles

PUSHED BACK AND STARTED NR 2 ENGINE ON THE APU GENERATOR. AFTER NR 2 GENERATOR CAME ONLINE THE APU GENERATOR BEGAN CYCLING ON AND OFF AT A RATE OF ABOUT 2 TIMES IAW SECOND. WE SELECTED THE APU GENERATOR OFF TO STOP THE CYCLES. THERE WAS AN ASSOCIATED MEDIUM TO STRONG ELECTRICAL BURNING ODOR LOCATED THROUGH THE ENTIRE CABIN AND IN THE FLIGHT DECK. C/W ODOR CHECK LIST (M-744). CHECK EPCU FOUND FAULTS 30 EPCU K5 RELAY DRIVE FAIL AND FAULT 31, EPCU K6, RELAY DRIVE FAIL. CLEARED FAULT. C/W FIM TASK 24-31-11-810-802, PARA 1-5.A,B,C.D AND PARA 6. ALL CHECKS ARE GOOD AND C/W FIM TASK 24-32-11-810-803 PARA 1-5A, B, C, D, PARA 6. ALL CHECKS GOOD PERFORMEND ENGINE GROUND IDLE RUN IAW AMM TASK 71-00-00-868-811 WITH ENGINE 1 AND 2 BLEED AIR ON, FOUND NO ELECTRICAL BURNING ODORS OR ANY OTHER ABNORMAL ODORS IN ACFT. FOUND NO DEFECTS. RETURNED TO SERVICE.

Part: SPRING — DIRTY (LIGHT COVER) · airframe 32,562 hrs · 33,957 cycles

FORWARD F/A EMERGENCY LIGHT SWITCH COVER IS BROKEN. INSPECTED AND FOUND DEBRIS IN THE SPRING. REMOVED DEBRIS. CHECKS GOOD. RETURNED TO SERVICE.

Part: TIRE — FAILED (NR 2) · airframe 31,970 hrs · 33,323 cycles

NR 2 MAIN TIRE HAS UNUSUAL HOLES IN THE MIDDLE. FOUND THE TREAD RIPPING. REPLACED THE TIRE IAW TC 6324104. RETURNED TO SERVICE.

Part: BRAKE — SMOKE (NR 2) · airframe 30,672 hrs · 31,949 cycles

NR 2 BRAKE SMOKING. INSPECTED BEARING & BRAKE ASSY. NO DEFECTS NOTED. REPLACED BRAKE ASSY. ALL WORK C/W IAW MAINTENANCE T/C'S 6324101 & 6324201. ACFT OK FOR SERVICE.

Part: WARNING LIGHT — ILLUMINATED (SERVICED DOOR) · airframe 30,466 hrs · 31,742 cycles

ABORTED TAKEOFF BELOW 80 KTS DUE TO A MASTER WARNING FUSELAGE DOORS LIGHT. DURING POSTFLIGHT, FOUND THE INSIDE DOOR NOT PUSHED ALL THE WAY IN. FOUND OUT AFT SERVICE DOOR HANDLE INSIDE CABIN NOT IN FULLY CLOSE POSITION. PERFORMED OPS TEST OF AFT SERVICE DOOR IAW AMM TASK 52-41-00-710-801, MULTIPLE TIMES. OPS TEST SATISFACTORY. RETURNED TO SERVICE.

Part: AIRSTAIR — SEPARATED (PAX DOOR) · airframe 30,039 hrs · 31,283 cycles

MAIN CABIN DOOR STAIRS SEPARATING FROM DOOR FRAME. REMOVED FWD PASSENGER AIRSTAIR DOOR ASSY. REPLACED STEP ASSY INSTALLED FWD PASSENGER AIRSTAIR DOOR ASSY. OPS CHECK AND LEAK CHECK GOOD. RETURNED TO SERVICE.

Part: CONTROL PANEL — MALFUNCTIONED (MLG) · airframe 29,800 hrs · 31,033 cycles

DURING DEPARTURE, LT MAIN GEAR RED UNSAFE LIGHT REMAINED ILLUMINATED AFTER GEAR RETRACTION. ALTERNATE GEAR EXTENSION PROCEDURE WAS ACCOMPLISHED FOR LANDING. BOTH GREEN AND RED LT GEAR LIGHTS WERE ILLUMINATED IN FLIGHT. UNABLE TO DUPLICATE ON GROUND, NO PSEU CODES FOR NOTED EVENT. R & R GEAR CONTROL PANEL IAW AMM 32-31-01-000-801 AND 32-31-01-400-801, PERFORMED 10 GEAR RETRACTIONS. TESTS GOOD. RETURNED TO SERVICE.

Part: TRANSCEIVER — MALFUNCTIONED (NR 1) · airframe 29,714 hrs · 30,934 cycles

NR 1 COM FAILED TO RECEIVE ATC ON BOTH ARCDUS ATC REPORTS TRANSMIT FROM ACFT WAS LOUD AND CLEAR. RETURNED TO FIELD. LANDING UNEVENTFUL. RETERMINATED COAX AT ANTENNA AND REPLACED THE NR 1 COM RT OP TEST GOOD IAW AMM 23-11-01-000/400-801. RETURNED TO SERVICE.

Part: SWITCH — MALFUNCTIONED (EMERGENCY LIGHTS) · airframe 29,543 hrs · 30,744 cycles

F/A REPORTS THAT THE EMERGENCY LIGHTS ILLUMINATED. REPLACED THE F/A EMERGENCY LIGHT SWITCH IAW AMM 33-51-05-000-801 AND 33-51-05-400-801. RETURNED TO SERVICE.

Part: DOOR — LACK OF LUBE (MAIN PAX) · airframe 29,401 hrs · 30,594 cycles

RAMP UNABLE TO OPEN AFT PASSENGER DOOR. CLEANED AND LUBE AFT PASSENGER DOOR SEAL. PERFORMED OPS TEST OF THE AFT PASSENGER DOOR REF AMM TASK 52-12-00-710-802 AFT PAX DOOR OPERATES NORMAL. RETURNED TO SERVICE.

Part: TRANSDUCER — FAILED (AOA) · airframe 29,324 hrs · 30,509 cycles

PUSHER SYSTEM FAIL CAUTION LIGHT ILLUMINATED DURING FLIGHT AND RT AOA VANE HEAT CIRCUIT BREAKER TRIPPED. RETURNED TO FIELD, LANDED UNEVENTFULLY. R & R RT AOA TRANSDUCER IAW MM TASK 27-33-26-000-801/400-801. COMPLIED WITH MAINTENANCE 6273302 FOR CAT3, RETURN TO SERVICE. OPS AND FUNCTIONAL TESTED GOOD. PRIOR TO CHANGING PROBE, CONFIRMED RT AOA VANE HEAT CIRCUIT BREAKER WAS TRIPPED AND FOUND "RT AOA VANE HEAT" MESSAGE IN CDS LAST LEG REPORT. RETURNED TO SERVICE.

Part: FIREWALL — DAMAGED (RT NACELLE) · airframe 29,318 hrs · 30,506 cycles

RT NACALLE FWD REINFORCEMENT OF FIREWALL AT DC FEEDER CABLE ATTACHMENTS. REMOVED L/E 612AR IAW AMM 51-23-01-000-801. DISCONNECTED ELECTRICAL CABLES AND CABLE CLAMPS ON FIREWALL JUST FWD OF THE FWD WING SPAR IAW TC 6-54-364. REMOVED RT NACELLE FIRE PROTECTION LINE, PN 82624102-007 IAW AMM 20-20-11-400-801. REMOVED RT NACELLE DEICER LINE PN 83012033-007 IAW AMM 20-20-77-400-801. REMOVED 2 RIVETS IAW SRM 51-42-05-02-01, STEP E. TEMPORARILY INSTALLED ELECTRICAL CABLES IN R/H NACELLE IAW HORIZON AIR TASK CARD 6-54-364. COMPLETED ALL HOLE LOCATIONS IDENTIFICATIONS, DRILLING REQUIREMENTS AND FABRICATION REQUIREMENTS IAW TC 6-54-364 AND RD 8/4-54-1259. COMPLETED ALL INSTALLATION PROCEDURES IAW TC 6-54-364 AND RD 8/4-54-1259. INSTALLED DC FEEDER CABLES IAW WM 20-16-40-201, STEP 8. INSTALLED L/E PANEL 612AR IAW AMM 57-23-01-400-801. COMPLETED RIVET INSTALLATION 2 EA IAW SRM 51-42-05-02-01. REF STEP NR 5 OF THIS OPS NUMBER. COMPLETED REINSTALLATION OF RT NACELLE FIRE PROTECTION LINE IAW AMM 20-20-11-400-801. COMPLETED REINSTALLATION OF RT NACELLE DEICER LINE IAW AMM 20-20-11-400-801. ALL WORK PERFORMED IAW TC RD8/4-54-1259.

Part: SKIN — DENTED (FRAME 1) · airframe 29,318 hrs · 30,506 cycles

MULTIPLE DENT DAMAGE LOCATED IN THE BOTTOM FUSELAGE SKIN PANEL, REAR PRESSURE BULKHEAD FRAME NR 1 AND STRINGERS 30P-30S. COMPLIED WITH TASK CARD RD8/4-55-926. NO FURTHER ACTION REQUIRED.

Part: SERVO — FAILED · airframe 28,994 hrs · 30,171 cycles

AFTER PUSHBACK AND PRIOR TO TAXI, F/O EXPERIENCED PRONOUNCED AILERON ROLL STIFFNESS. DURING HIS FLOW. SAME STIFFNESS NOTED ON CAPTIANS SIDE. AFTER APPROXIMATELY 6 CYCLES OF AILERON MOVEMENT THE AILERONS "FREED" AND NORMAL CONTROL FEEL RESUMED. THIS CHANGE WAS INSTANT. A/P OFF, WINDS CALM, HYDRAULICS NORMAL. FLAPS 0. DUPLICATED ROLL STIFFNESS NOTED. TROUBLESHOT TO ROLL SERVO. C/W GVI OF AILERON CABLES ON WING WITH FLAPS LOWERED. NO PANELS REMOVED. NO DEFECTS NOTED. C/W GVI OF FUSELAGE CABLES IN CABIN THRU CEILING DATO PANELS AND FROM UNDERFLOOR DURING ROLL SERVO REPLACEMENT. NO DEFECTS NOTED. C/W AMM TASK 27-10-00-710-801. OPS TEST OF THE AILERON CONTROL SYSTEM. NO DEFECTS. C/W AMM TASK 27-61-00-710-801. OPS TEST OF THE ROLL SPOILER SYSTEM. NO DEFECTS NOTED. COMPLETED FREEDOM OF MOVEMENT CHECK ENSURED FULL TRAVEL AND VERFIED PROPER DIRECTION OF MOVEMENT. NO DEFECTS NOTED IAW GPM 9.2. RETURNED TO SERVICE.

Part: LANDING GEAR — MALFUNCTIONED · airframe 28,968 hrs · 30,142 cycles

AFTER GEAR EXTENSION ALL THREE GREEN SAFE LIGHTS ILLUMINATED BUT THE LT MAIN RED UNSAFE LIGHT REMAINED ILLUMINATED AS WELL. NO OTHER LIGHT ILLUMINATED RELATING TO THE LANDING GEAR. LANDING UNEVENTFUL. FERRIED ACFT FOR REPAIRS. INTERROGATED PSEU CURRENT FAULTS AND FAULT HISTORY. NO FAULTS NOTED FOR LT MLG. CHECKED LT DOWNLOCKED SENSORS INDUCTANCE VALUES AND FOR OPENS OR SHORTS. INDUCTANCE VALUES WITH IN LIMITS AND NO SHORTS OR OPENS. CHECKED OPS OF ALCU AND LG CONTROL PANEL. OPS CHECKED GOOD. CYCLED GEAR 10 TIMES. COULD NOT DUPLICATE DISCREPANCY. R & R ACLU AS A PRECAUTIONARY MEASURE IAW MM TASK 31-51-06-000-801 AND 31-51-06-400-801. OPS CHECK GOOD. PERFORMED OPS CHECK OF PRIMARY EXTENSION AND RETRACTION SYS IAW TASK 32-21-00-710-801. OPS CHECK GOOD. RETURNED TO SERVICE.

Part: LINK — WORN (DOOR HANDLE) · airframe 28,753 hrs · 29,906 cycles

WHEN MAIN CABIN DOOR IS CLOSED, INTERIOR HANDLE OBSTRUCTS THE F/A'S P/A CONTROL PANEL. FOUND SLOP IN MAIN CABIN DOOR UPPER FWD LINK ASSY. REMOVED UPPER FWD LINK ASSY IAW AMM 52-1-21-000-801, SUBTASK 52-11-21-020-043. INSTALLED UPPER FWD LINK ASSY IAW AMM 52-11-21-400-801, SUBTASK 52-11-21-420-045. FOUND HAND RAILS ROD ENDS OUT OF ADJUSTMENT. ADJUSTED IAW TR 52-442, SUBTASK 52-11-00-820-053, PARA E 2, STEPS A-F. PERFORMED OPS TEST OF FWD PASSENGER DOOR IAW AMM TASK 52-11-00-710-802. OP'S CHECKED GOOD. HANDLE DOES NOT OBSTRUCT PA CONTROL PANEL. RETURNED TO SERVICE.

Part: SWITCH — MALFUNCTIONED (EMERGENCY LIGHT) · airframe 28,421 hrs · 29,550 cycles

F/A FWD STATION EMERGENCY LIGHT SWITCH WILL NOT REMAIN ON. R & R EMERGENCY LIGHTS SWITCH IAW AMM TASK 33-51-05-000-801 AND 33-51-05-400-801. OPS CHECKED GOOD. RETURNED TO SERVICE.

Part: SIGN — LOOSE (CABIN) · airframe 28,411 hrs · 29,537 cycles

EMERGENCY EXIT SIGN NEAR THE R1 DOOR IS LOOSE. REMOVED FASTENERS AND DEPINNED WIRES AND REMOVED EXIT SIGN. REPLACED EXIT SIGN AND ATTACHED FASTENERS AND WIRE PINS. LIGHT OPS CHECKED GOOD. RETURNED TO SERVICE.

Part: SILL — CORRODED (FUSELAGE) · airframe 28,265 hrs · 29,384 cycles

MAIN SILL AT STR 25L HAS EVIDENCE OF CORROSION AT FS X6.700 AND FS 26.700. BLENDED CORROSION IAW SRM 51-21-00.

Part: SILL — CORRODED (FUSELAGE) · airframe 28,265 hrs · 29,384 cycles

SILL ANGLE CORRODED AT FS X2.000 AND 30.000. CUT OUT DAMAGED MAIN SILL X 1.0 TO 31.4 IAW RD 8/4-53-5489/3. REPAIRED IAW RD 8/4-53-5489.

Part: HINGE — CORRODED (LAV DOOR) · airframe 28,265 hrs · 29,384 cycles

CORROSION DETECTED ON LAV SERVICE DOOR HINGE AREA. VERIFIED CORROSION OUT OF LIMITS, REF SRM 52-42-10. REPLACED LAV SERVICE DOOR, PN 85307797-003, REMOVED REF AMM 52-44-26-000-801 AND INSTALLED AMM 52-44-26-400-801.

Part: DOUBLER — CORRODED (LAV DOOR) · airframe 28,265 hrs · 29,384 cycles

HEAVY CORROSION FOUND ON THE LAV SERV PORT INTERNAL DOUBLER LOCATED AT X-18.25 AND X1.00 BETWEEN STR 25S AND 27S. REPAIRED DAMAGE REF TASK CARD RD 8/4-53-5509.

Part: FRAME — CORRODED (FUSELAGE) · airframe 28,265 hrs · 29,384 cycles

CORROSION AFT SIDE FS 49.5 FLANGE FROM STR 28R TO STR 31R. CORROSION FOUND TO BE LIGHT SURFACE CORROSION, REMOVED BY HAND, REF SRM 51-21-00, NO MATERIAL LOST. APPLIED CPC TO WORKED AREA REF AMM 51-25-01-390-801. RESTORED FINISH ON WORKED AREA REF SRM 51-25-05.

Part: SEAT TRACK — CORRODED (BS 564-584) · airframe 28,265 hrs · 29,384 cycles

RT OTBD SEAT TRACK HAS CORROSION APPROX AT FS 564.500 AND FS 584.500. REMOVED CORROSION AND FOUND BEYOND LIMITS IAW SRM 53-20-49. R & R SEAT TRACK REF SRM 51-42-05.

Part: FRAME — CORRODED (FUSELAGE) · airframe 28,265 hrs · 29,384 cycles

SECTION OF FRAME CORRODED AT FS X71.200, STRINGER 32S. BLENDED CORROSION IAW SRM 51-21-00. COMPLIED WITH ET INSPECTION AND UT THICKNESS TEST REF NDTM PT 1 51-00-06 AND 51-00-04, NO DEFECTS NOTED. FOUND OUT OF LIMITS IAW SRM 53-20-15 AND 53-00-00. CUT OUT DAMAGED AREA AND FABRICATED REPAIR IAW RD 8/4-53-017.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 28,265 hrs · 29,384 cycles

RT SEAT TRACK AT STR 31R, FROM FS X-39.00 TO JOINT LOCATION AT APPROX 110" AFT OF FS X 1.00 HEAVILY CORRODED. REMOVED SEAT TRACK STA X-39.000 TO 9.250 REF SRM 51-42-05. REPLACED SEAT TRACK STA -39.000 TO 9.250 REF SRM 51-42-05 AND 51-40-15.

Part: SKIN — CHAFED (RT WING TE FLAP) · airframe 28,265 hrs · 29,384 cycles

CHAFE DAMAGE ON RT INBD FLAP UPPER SKIN AT YW54.60. COMPLIED WITH TASK CARD RD 8/4-57-2144.

Part: SKIN — CORRODED (FUSELAGE) · airframe 28,265 hrs · 29,384 cycles

CORROSION FWD SIDE FS X1.00 RT SIDE FUSELAGE AT STR 30R. REMOVED FASTENERS TO ACCESS CORROSION REF SRM 51-42-05. REMOVED CORROSION REF SRM 51-21-00. PERFORMED NDT REF NDTM PT 1 51-00-06 AND 51-00-04 NO DEFECTS NOTED. FOUND OUT OF LIMITS IAW SRM 53-20-15. RECEIVED RD 8/4-53-5490. FABRICATED AND INSTALLED DOUBLER IAW TASK CARD RD 8/4-53-5490.

Part: STRUCTURE — CORRODED (LAV DUMP AREA) · airframe 28,265 hrs · 29,384 cycles

MODERATE TO HEAVY PITTING CORROSION DETECTED AROUND BASE OF LAVATORY DUMP MAST ASSY INTERNAL STRUCTURE BETWEEN STR 25R TO STR 27R, BETWEEN FS X-18.25 TO FS X-5.40. REMOVED LAV SEWAGE DRAIN VALVE FOM REF AMM 38-31-04-000-803. REMOVED LAV FLUSH/FILL RECEPTACLE AND ADAPTER PLATE REF SRM 51-42-05. INSTALLED LAV SEWAGE DRAIN VALVE, FLUSH/FILL RECEPTACLE AND NEW ADAPTER PLATE REF AMM 38-31-04-400-803 AND SRM 51-42-05.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · airframe 28,265 hrs · 29,384 cycles

FLOOR SUPPORT CORRODED. REMOVED FLOOR SUPPORT SRM 51-42-05. INSTALLED NEW FLOOR SUPPORT IAW SRM 51-42-05.

Part: SEAT TRACK — CORRODED (BS 236) · airframe 28,265 hrs · 29,384 cycles

FOUND CORROSION ON INBD SEAT TRACK STA 236 RT SIDE. REMOVED CORROSION ON INBD SEAT TRACK RT SIDE STA 236.00 REF SRM 51-21-00, FOUND TO BE IN LIMITS REF RD 8/4-53-5505. COMPLIED WITH TASK CARD RD 8/4-53-5505.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · airframe 28,265 hrs · 29,384 cycles

CORROSION DETECTED AT CABIN MAIN ENTRANCE FLOOR SUPPORT BETWEEN FS 1.00 TO FS 32.40. REMOVED CORRODED MAIN CABIN ENTRANCE FLOOR SUPPORT REF SRM 51-42-05. LOCATED AND DRILLED NEW MAIN CABIN DOOR SILL REF SRM 51-40-07 AND INSTALLED NEW FLOOR SUPPORT IAW SRM 51-42-05.

Part: SUPPORT — CORRODED (FUSELAGE) · airframe 28,265 hrs · 29,384 cycles

CORROSION DETECTED AT ATTACHING FLANGE FOR PAX DOOR HINGE SHAFT AFT INTERCOSTAL SUPPORT BETWEEN STR 24L AND 25L JUST BELOW SHAFT. REMOVED FIVE RIVETS TO ALLOW CORROSION REMOVAL IAW SRM 51-42-05. BLENDED CORROSION IAW SRM 51-21-00. REMOVED FOAM BLOCK REF SRM 51-23-00, APPLIED AVDEC SELF LEVELING GREEN IAW RD 8/4-53-5489. REMOVED ATTACHING FLANGE FOR PAX DOOR HINGE SHAFT AFT INTERCOSTAL SUPPORT REF SRM 51-42-05. LOCATED AND DRILLED NEW ATTACHING FLANGE FOR PAX DOOR HINGE SHAFT AFT INTERCOSTAL SUPPORT REF SRM 51-40-07. INSTALLED NEW ATTACHING FLANGE FOR PAX DOOR HINGE SHAFT AFT INTERCOSTAL SUPPORT SRM 51-42-05.

Part: ANGLE — CORRODED (FUSELAGE) · airframe 28,265 hrs · 29,384 cycles

WEB ANGLE AT FS 6.700, STR 25L HAS CORROSION. REMOVED WEB ANGLE REF SRM 51-42-05. LOCATED AND DRILLED NEW WEB ANGLE REF SRM 51-40-07. REPLACED WEB ANGLE REF SRM 51-42-05.

Part: STRINGER — CORRODED (BS 216-236) · airframe 28,265 hrs · 29,384 cycles

CORRODED RIVETS FOUND ON STR 32R BETWEEN FS 236.00 AND 216.00. REMOVED CORRODED RIVETS AND CORROSION REF SRM 51-42-05 AND 51-21-00. PERFORMED NDT IAW NDTM 51-00-06 AND 51-00-04. INSTALLED NEW RIVETS REF SRM 51-42-05, STR 32R, FS 236 AND 216 FOUND IN LIMITS REF RD 8/4-53-2344.

Part: ANGLE — CORRODED (FUSELAGE) · airframe 28,265 hrs · 29,384 cycles

WEB ANGLE AT FS 26.700, STRINGER 25L HAS CORROSION. REMOVED WEB ANGLE IAW SRM 51-42-05. LOCATED AND DRILLED NEW WEB ANGLE REF SRM 51-40-07. INSTALLED NEW WEB ANGLE REF SRM 51-42-05.

Part: ANGLE — CORRODED (FUSELAGE) · airframe 28,265 hrs · 29,384 cycles

WEB ANGLE AT FS 6.700, STRINGER 25L HAS CORROSION. REMOVED WEB ANGLE REF SRM 51-42-05. LOCATED AND DRILLED NEW WEB ANGLE REF SRM 51-40-07. INSTALLED NEW WEB ANGLE REF SRM 51-42-05.

Part: CIRCUIT BREAKER — FAILED (PITOT HEAT) · airframe 28,073 hrs · 29,189 cycles

"PITOT HEAT STBY " CAUTION ILLUMINATED IN CLIMB. PITOT HEAT CIRCUIT BREAKER POPPED L7. RETURNED TO FIELD, LANDING UNEVENTFUL. REMOVED COCKPIT ENTRYWAY FLOORBOARD , INSPECTED WIRE BUNDLES FOR DAMAGE OR CHAFING, NO DEFECTS NOTED , DISCONNECTED CONNECTOR PLUG P4 FROM TMU AND MEGGED WIRE J TO RELAY K5 POINT A2 , NO DEFECT , MEGGED WIRE E12 FROM K5 RELAY POINT A1 TO CIRCUIT BREAKER L7, NO DEFECTS , MEGGED PIN K FROM TMU TO PINA ON STANDBY PITOT STATIC PROBE, NO DEFECTS, RECONNECTED CONNECTOR PLUGS AND PERFORMED OPS TEST OF TMCU IAW AMM TASK 30-61-06-710-801, PERFORMED FUNTIONAL TEST OF AIRFRAME PNEUMATIC DE ICE SYS IAW AMM TASK 30-11-00-720-801 , PERFORMED OPS TEST OF ENGINE AIR INTAKE ANTI ICEING IAW AMM 30-21-710-801 , PERFORMED OPS TEST OF PITOT STATIC ANTI ICE IAW 30-30-00-710-801, NO DEFECTS, AS A PRECAUTION REPLACED PITOT HTR STBY CIRCUIT BREAKER L7 IAW AMM 24-00-00-000-801, 24-00-00-400-801 NO DEFECTS, PERFORMED OPS TEST OF IOM2 IAW AMM 31-41-11-710-801, NO DEFECTS, CIRCUIT BREAKER REMAINS CLOSED, NO CAUTIONS ILLUMINATE, RESET OF CIRCUIT BREAKER IAW GPM 9.2.2.1, NO FURTHER DEFECTS. RETURNED TO SERVICE.

Part: CAM — BINDING (RT MLG) · airframe 27,809 hrs · 28,892 cycles

RT MLG ALTERNATE EXTENSION CAM ASSY. BINDES DURING MANUAL OPERATION. REPLACED OF RT ALTERNATE RELEASE CAM ASSY, OPS CHECKED GOOD, VERIFIED AD2011-15-09 C/W, RT SIDE ONLY.

Part: WARNING LIGHT — FALSE ACTIVATION (CARGO DOOR) · airframe 27,350 hrs · 28,375 cycles

AFTER TAKEOFF, AT ABOUT 1500' AGL THE FUSELAGE DOORS MASTER WARNING LIGHT ILLUMINATED AND CABIN PRESSURE WAS LOST. RETURNED TO FIELD, LANDING UNEVENTFUL. ON POST FLIGHT WALK AROUND CHECK NOTICED THE AFT BAGGAGE DOOR HANDLE WAS NOT SEATED BUT HANDLE WAS STILL SET TO CLOSED POSITION. UPON INSPECTION OF THE AFT CARGO DOOR HANDLE, NOTED HANDLE NOT SECURED IN FLUSH POSITION. PERFORMED OPS TEST OF AFT BAGGAGE DOOR IAW AMM TASK 52-31-00-710-801, NO DEFECTS NOTED. PERFORMED PRESSURIZATION OF ACFT IAW AMM TASK 21-00-00-863-801 AND AMM TASK 21-00-00-863-802, NO DEFECTS NOTED. RETURNED TO SERVICE. NO PARTS REPLACED. COULD NOT DUPLICATE.

Part: HANDLE — UNSECURE (CARGO DOOR) · airframe 27,119 hrs · 28,148 cycles

AFTER TAKEOFF, AT ABOUT 6500', FUSELAGE DOORS MASTER WARNING LIGHT ILLUMINATED. AFTER LEVELING OFF AT 7000', RAN CHECK LIST FOR FUSELAGE DOORS AND PRESSURIZATION WAS NORMAL ON THE INDICATOR PANEL. NO DISCOMFORT AND AFTER PREPARING TO RETURN TO FIELD, CABIN PRESSURE DUMPED ON FINAL APPROACH AT ABOUT 1500' AGL. AFTER ENGINE SHUTDOWN AT THE GATE THE AFT BAGGAGE DOOR THAT HAD BEEN SHOWN OPEN, SHOWED CLOSED FOR ABOUT 2 MINUTES THEN INDICATED OPEN AGAIN. ON POST FLIGHT WALK AROUND INSPECTION THE AFT CARGO DOOR HANDLE APPEARED OPEN AND NOT FLUSH. INTERIGATED PSEU, FOUND NO FAULT CODES. PERFORMED OPS TEST OF AFT BAGGAGE DOOR IAW AMM TASK 52-31-00-710-801, OPS CHECKS GOOD, DOOR HANDLE STAYED FLUSH WITH AFT BAG DOOR. NOTICED UPON FURTHER INSPECTION THAT THE BLOWOUT PANEL IN AFT CARGO BAY WAS POPPED OUT, RESECURED BLOW OUT PANEL AS REQ, PERFORMED MX PRESSURIZATION, IAW AMM TASK 21-00-00-863-801, NO DEFECTS NOTED, FAULTS OR CAUTIONS, NO FURTHER DEFECTS NOTED. RETURNED TO SERVICE.

Part: LAMP — FAILED (EMERGENCY LIGHTS) · airframe 26,912 hrs · 27,953 cycles

F/A EMERGENCY LIGHT SWITCH LIGHT (GREEN) INOPERATIVE. LAMPED THE NORMAL SECTION OF THE EMERGENCY SWITCH. PERFORMED TEST OF THE SYSTEM IAW AMM 33-51-00-710-801. OPS CHECKED GOOD.

Part: WARNING MESSAGE — FALSE ACTIVATION (CARGO DOOR) · airframe 26,585 hrs · 27,619 cycles

AFT BAGGAGE DOOR WARNING LIGHT IN FLIGHT. RETURNED TO FIELD, LANDING UNEVENTFUL. FOUND AFT BAGGAGE DOOR HANDLE POPPED OUT. INSPECTED PUSH BUTTON ON HANDLE. NO DEFECTS NOTED. PERFORMED OPS TEST OF AFT BAGGAGE DOOR IAW AMM 52-31-00-710-801. OPS TEST GOOD. LUBED DOOR HANDLE LOCK MECHANISM AND PUSH BUTTON IAW AMM 52-31-00-640-801. DOOR OPERATES NORMALLY AND DOOR HANDLE STAYS LATCHED. RETURNED TO SERVICE. NO PARTS REPLACED.

Part: STRUCTURE — CRACKED (TE FLAP) · airframe 26,454 hrs · 27,450 cycles

CRACKS IN LEFT OTBD FLAP T/E FORWARD ABOUT 8 INCHES. INSPECTED AREA NO CRACKS NOTED, FOUND MISSING SEALANT. REMOVED LOOSE SEALANT FROM SEAM APPLIED SEALANT AND ALLOWED TO CURE TO TACK FREE STATE, APPLIED SPEED TAPE IAW SL-51-001. LOCATED APPROX 36 INCHES INBD OF CANOE NR 1. RETURNED TO SERVICE.

Part: FLASHER — MALFUNCTIONED (EMERGENCY LIGHTS) · airframe 25,827 hrs · 26,788 cycles

EMERGENCY LIGHTS MID CABIN ARE INOPERATIVE. REMOVED FLASHER UNIT IAW AMM TASK 33-24-00-000-803 AND REPLACED WITH NEW FLASHER UNIT IAW AMM TASK 33-24-00-400-803. OPS CHECKED GOOD. RETURNED TO SERVICE.

Part: WARNING HORN — FALSE ACTIVATION (PAX DOOR) · airframe 25,436 hrs · 26,375 cycles

ABORTED TAKEOFF DUE TO MASTER WARNING FUSELAGE DOORS. IT WAS INTERMITTENT AND SOUNDED 3 TIMES. STARTED RIG OF THE VENT DOOR MECHANISM IAW 52-00-00-830-801 PARA 1-4B. RIG CHECKED GOOD. PERFORMED GVI OF AFT SERVICE DOOR PROXIMITY SENSOR WIRING HARNESS. NO DEFECTS NOTED. INTERROGATED PSEU FOUND SENSORS TO BE WITHIN LIMITS. CONTINUED RIGGING OF THE VENT DOOR IAW 52-00-00-830-801 PAR 4. D-H AND PARA 5 A. COMPLIED WITH TASK 52-00-00-830-801PARA 5 E. PARA 5 D. INTERROGATED PSEU AND FOUND TO BE WITHIN LIMITS. RETURNED TO SERVICE.

Part: HANDLE — UNSECURE (SERVICE DOOR) · airframe 25,342 hrs · 26,289 cycles

ON TAKEOFF, F/A HEARD A POP BY REAR SERVICE DOOR. CLIMBING THROUGH FL 180 GOT A FUSELAGE DOOR MASTER WARNING. ACFT WAS PRESSURIZING NORMALLY, RAN CHECK LIST, CALLED F/A AND THEY REPORTED SERVICE DOOR HANDLE DIDN`T APPEAR LOCKED, SECURED. DIVERTED, DESCENDING THROUGH 12,000 F/A CALLED AND REPORTED ANOTHER POP AND THAT QUITE A BIT OF FROST WAS FORMING ON THE CARPET BY SERVICE DOOR. LANDING UNEVENTFUL. FOUND INTERNAL DOOR HANDLE IMPROPERLY SERCURED C/W IAW MM TASK 52-41-00-710-801. NO DEFECTS NOTED. RETURNED TO SERVICE. NO PARTS REPLACED.

Part: BATTERY PACK — FAILED (EMERGENCY LIGHT) · airframe 25,058 hrs · 25,994 cycles

LEFT AFT ENTRY DOOR AND RT AFT SERVICE DOOR EGRESS EMERGENCY LIGHTS ARE INOP. REPLACED THE BATTERY PACK ASSY LH4 IAW AMM TASK 33-51-00-820-801. OPS TEST GOOD.

Part: BATTERY PACK — FAILED (EMERGENCY LIGHT) · airframe 25,058 hrs · 25,994 cycles

LEFT AFT ENTRY DOOR AND RT AFT SERVICE DOOR EGRESS EMERGENCY LIGHTS ARE INOPERATIVE. REPLACED THE BATTERY PACK ASSY IAW AMM TASK 33-51-00-820-801. OPS TESTED GOOD.

Part: CONNECTOR — DAMAGED (ZONE 200) · airframe 24,542 hrs · 25,476 cycles

IN CRUISE FLIGHT FL 240 "CHECK FIRE DET" MASTER WARNING ILLUMINATED. 'APU BOTTLE LOW FAULT' LIGHT ILLUMINATED STAYED ON FOR ABOUT 05 SECONDS THEN WENT OUT. REPLACED CONNECTOR 2600 P12 INSTALLING NEW SOLDER SLEEVE TO SHIELD IAW WDM 26-23-00 AND WM 20-15-00. OPS TEST OF THE APU FIRE DETECTION SYS CHECKS GOOD IAW AMM 26-13-00-710-801. RETURNED TO SERVICE.

Part: BRAKE — LEAKING (ZONE 700) · airframe 24,325 hrs · 25,246 cycles

BRAKING AND DECELERATION SIGNIFICANTLY REDUCED ON LANDING ROLLOUT, BRAKES FELT VERY SOFT. FELT LIKE FULL PEDAL TRAVEL WAS APPLIED. PERFORMED BRAKE BLEEDING WITH PARKING BRAKE SYS IAW TASK 32-44-00-870-801. TAXIED ACFT FOR PERFORMANCE CHECK WITH NO IMPROVEMENT RESULTS. FOUND EVIDENCE OF HYD LEAKAGE FROM NR3 BRAKE ASSY LOWER CYLINDERS. REPLACED NR3 BRAKE. NR4 BRAKE HAS EXCESSIVE CARBON BUILDUP AND SOME EVIDENCE OF HYD SEEPAGE FROM LOWER CYLINDERS. REPLACED NR 4 BRAKE. TAXI CHECK GOOD. RETURNED TO SERVICE.

Part: UNKNOWN — ODOR (CABIN) · airframe 23,747 hrs · 24,683 cycles

AFTER BRINGING ENGINES OUT OF FEATHER ON START, AFT F/A SMELLED BURNING PLASTIC OR RUBBER JUST FOR A FEW SECONDS AND THEN AIR CLEARED, AFTER DISCUSSION WITH PRIOR CREW THE AFT F/A THAT FLIGHT REPORTED A SIMILAR OCCURANCE. PERFORMED GENERAL VISUAL INSPECTION OF NR1 AND NR2 ENGINES, FOUND NO LEAKS. GROUND RAN ACFT IN AND OUT OF FEATHER SEVERAL TIMES, COULD NOT DUPLICATE BURNING PLASTIC ODOR IN THE REAR CABIN, OPERATED RECIRC FAN COULD NOT DUPLICATE ODORS. CHECKED MAPCOS FOR ODORS. NO FAULTS FOUND. NO FURTHER DEFECTS NOTED. RETURNED TO SERVICE. NO PARTS REPLACED.

Part: CONNECTOR — DAMAGED (MLG PROX SENSOR) · airframe 23,239 hrs · 24,159 cycles

AFTER GEAR EXTENSION THE NOSE DOOR ADVISORY LIGHT REMAINED ILLUMINATED UNTIL AFTER WE LANDED. DURING TAXI IN, THE NOSE DOOR ADVISORY LIGHT CYCLED AT LEAST TWICE BEFORE GATE & PARKED. FERRY FOR REPAIRS. FOUND BACKSHELL 3261-J37 LOOSE, INSPECTED. RIGGED PROX SENSORS NGLK 1,NGLK 2,NGDN 1,NGDN 2 ALSO PERFORMED OPS CHECK OF LANDING GEAR. OPS CHECKS GOOD. RETURNED TO SERVICE.

Part: BATTERY PACK — DISCHARGED (EMERGENCY LIGHTS) · airframe 23,149 hrs · 24,055 cycles

AFT SIDE WALL EMERGENCY EXIT SIGNS ARE INOPERATIVE. REPLACED THE EMERGENCY LIGHT BATTERY PACK. OPS CHECKED GOOD.

Part: SWITCH — MALFUNCTIONED (EMERGENCY LIGHT) · airframe 23,122 hrs · 24,025 cycles

EMERGENCY LIGHTS IN THE CABIN ILLUMINATE WHEN THE SWITCH IS PLACED INTO THE "ARM" POSITION. REPLACED THE F/A EMERGENCY SWITCH LIGHT. OPS CHECKS GOOD IAW 33-51-00-710-801. RETURNED TO SERVICE.

Part: SHAFT — CORRODED (DOOR LATCH) · airframe 23,122 hrs · 24,025 cycles

FWD BAGGAGE DOOR HANDLE OUTSIDE SHAFT IS CORRODED. REPLACED THE LATCH.

Part: STEERING SYS — OUT OF RIG (NLG) · airframe 22,976 hrs · 23,848 cycles

SELECTED GEAR UP-3 RED UNSAFE AND GEAR HANDLE ILLUMINATED. RAN CK LIST. WHEN SELECTED GEAR DOWN 3 GREEN AND HANDLE LIGHT OUT. TOWER VISUALLY VERIFIED GEAR DOWN. PERFORMED ALTERNATE EXTENSION. RETURNED TO THE FIELD. LANDING UNEVENTFUL. FERRY, CHECKED PSEU AND FOUND FAULT IAW UNREASONABLE FAR. CHECKED NOSEWHEEL STEERING AND FOUND NOSE WHEELS DID NOT COMPLETELY CTR AFTER GOING WEIGHT OFF WHEELS. COMPLIED WITH RIGGING OF NOSEWHEEL STEERING RVDT'S IAW MM TASK NR 32-51-00-830-801. NOSEWHEEL STEERING FUNCTIONAL TEST GOOD IAW MM TASK NR 32-51-00-720-801. LANDING GEAR PRIMARY EXTENSION AND RETRACTION SYS OPS TEST GOOD IAW MM TASK 32-31-00-710-801. ALL INDICATIONS NORMAL DURING TEST. RETURNED TO SERVICE.

Part: PROXIMITY SENSOR — OUT OF ADJUST (MLG) · airframe 22,966 hrs · 23,838 cycles

AFTER T/O, GEAR SELECTED UP, ALL 3 GEAR UNSAFE LIGHTS ILLUMINATED, GEAR DOOR LIGHTS DID NOT ILLUMINATE, GEAR HANDLE STAYED ILLUMINATED. F/A'S REPORTED BOTH MAIN GEAR WERE DOWN. RETURNED TO THE FIELD AND ACCOMPLISHED A UNEVENTFUL LANDING. FERRIED FOR REPAIRS. DUPLICATED PROBLEM ON JACKS. ADJUSTED NOSE WHEEL CTR PROX SENSOR IAW AMM 32-61-06-830-801. ALSO ADJUSTED NOSE WHEEL CTR PROX SENSOR IAW AMMM TASK 32-61-06-830-801, OPS CHECK GOOD. PERFORMED OPS TEST OF THE MLG PRIMARY EXTENSION AND RETRACTION IAW AMM TASK 32-31-00-710-801. OPS CHECK GOOD, ACFT OK TO CONTINUE SERVICE.

Part: AILERON SYS — OUT OF RIG (LT WING) · airframe 22,858 hrs · 23,725 cycles

LARGE AMOUNT OF LT WING DOWN AILERON TRIM TO MAINTAIN LEVEL FLIGHT, ALSO NOTED CONTROLS TURNED HARDER TO THE RT THAN THE LT. MX WAS UNABLE TO PIN RT TERMINAL QUADRANT WITHOUT PUSHING DOWN ON RT AILERON. FOUND RT AILERON SPLITTER TO AILERON TERMINAL QUADRANT CABLE TENSION HIGH AND UNEVENLY RIGGED BY 10 LBS, ALSO LT WING AILERON SPLITTER TO TERMINAL CABLE TENSIONS LOW. RIGGED LT AND RT AILERON SPLITTER TO TERMINAL QUADRANT CABLES IAW AMM 27-10-00-830-805. ONLY PANELS 262HT & 532RT R & R. OPS CHECK GOOD IAW AMM 27-10-00-710-801. COMPLETED FREEDOM OF MOVEMENT CHECK, ENSURED FULL TRAVEL AND VERIFIED PROPER DIRECTION OF MOVEMENT. NO DEFECTS NOTED. OPS CHECK FLIGHT GOOD. RETURNED TO SERVICE.

Part: PCU — MALFUNCTIONED (NR 2 ENGINE) · airframe 22,855 hrs · 23,721 cycles

DURING TAXI IN, AFTER LANDING, NR 2 ENGINE TOURQUE WOULD NOT GO BELOW 9 PERCENT THE NR 1 ENGINE TOURQUE WAS AT 1 PERCENT. THE GROUND RANGE LIGHT ON THE NR 2 PROP WAS NOT ILLUMINATED ON THE GROUND. R & R NR 2 ENGINE PCU IAW AMM 61-20-11-000-801 AND 61-20-11-400-801. OPS CHECKS GOOD. OK FOR SERVICE.

Part: FMU — LEAKING (NR 2 ENGINE) · airframe 22,807 hrs · 23,667 cycles

NR2 FMU LEAKING FUEL AT CASE HALVES. REPLACED NR2 FMU IAW AMM 73-21-06-000-801/ 400-801. TEST AND LEAKS GOOD. RETURNED TO SERVICE.

Part: PROPELLER — MALFUNCTIONED (FEATHERING) · airframe 22,803 hrs · 23,662 cycles

NR 2 PROP FAILED TO GO INTO DISC OR REVERSE ON LANDING OR DURING THE TAXI TO THE GATE. NR 2 PROP FINALLY WENT INTO DESC ABOUT 10 FT FROM OUR PARKING SPOT. INTERIGATED CDS. FOUND CODE 132B ON RT SIDE. C/W FIM 61-20-03-810-816. CLEARED FAULT IAW FIM. PERFORMED NR2 OSG TEST IAW AMM 61-20-00-710-803. TEST PASS. PERFORMED NR 2 PROP FEATHER CHECK IAW AMM 71-00-00-868-819. TEST PASS. PERFORMED NR 2 PROP TIME TO UNFEATHER TEST IAW AMM 61-20-00-720-801. TEST PASS. PERFORMED NR 2 PROP REVERSE MAXIMUM GOVERNING TEST IAW AMM 71-00-00-868-814. TEST PASS. FAULT CODE DID NOT RE-OCCUR. NO DEFECTS NOTED. ACFT OK FOR SERVICE. NO PARTS REPLACED.

Part: FRAME — CORRODED (FUSELAGE) · airframe 21,061 hrs · 18,521 cycles

C5 CHECK - FR 136.000 FWD SIDE IS CORRODED AT STR 32R AND 33. REMOVED LIGHT SURFACE CORROSION IAW SRM 51-21-00-00-02. MIN REMAINING THICKNESS .038". CONFIRMED CRACK FREE CONDITION REF NTM 51-00-01-250-801. NOMINAL THICKNESS IS .040 IAW SRM 53-20-15-00-01. FR 136 IS WITHIN LIMITS IAW RD 8/4-53-2344. ALODINED, PRIMED, TOPCOAT AND CPC IAW SRM 51-21-10-02-01, 51-25-10-02-01, 51-25-15-02-01 AND AMM 51-25-01-390-801. ALL WORK DONE IAW RD 8/4-53-2344.

Part: POWER SUPPLY — MALFUNCTIONED (EMERGENCY LIGHTS) · airframe 22,361 hrs · 23,192 cycles

FWD PAX DOOR, EMERGENCY EXIT SIGN AND EGRESS LIGHT ILLUMINATED WHEN BATTERIES SELECTED OFF. TROUBLESHOT TO FAULTY EMERGENCY PWR SUPPLY UNIT NR1 . R & R IAW AMM TASK 33-51-01-000-801 AND 33-51-01-400-801. C/W OPS TEST OF EMERGENCY LIGHTS IAW AMM TASK 33-51-00-710-801. NO DEFECTS NOTED. RETURNED TO SERVICE.

Part: SPLICE — CORRODED (BS 281-301) · airframe 22,353 hrs · 23,185 cycles

C-CHECK - UPON REMOVAL OF APU DC GEN TO FOM, FOUND CORROSION ON SPLICE STRAP FROM STA 281-301, S32-31L. REMOVED FASTENERS TO ACCESS CORROSION REMOVAL IAW SRM 51-42-05-02-01. REMOVED CORROSION IAW SRM 51-21-00-00-02. MEASURED AFFECTED AREA MINIMUM REMAINING MATERIAL AFTER BLEND OUT IS .047" REF. NTM 51-00-02-250-801. CONFIRMED CRACK FREE USING EDDY CURRENT IAW RD 8/4-53-3348. COMPLETED REPAIR IAW RD 8/4-53-3348.

Part: FLOOR PANEL — CORRODED · airframe 22,353 hrs · 23,185 cycles

C-CHECK - FLOOR PANEL 144JZ HAS AREAS OF CORROSION. REMOVED SURFACE CORROSION, NO MEASURABLE MATERIAL LOSS NOTED. TREATED AND PAINTED IAW SRM 51-21-10 AND SRM 51-25-10. DINOTROL APPLIED IAW AMM 51-25-01-390-801.

Part: SEAT TRACK — CORRODED (BS 47.975-71.200) · airframe 22,353 hrs · 23,185 cycles

C-CHECK - RT INBD SEAT TRACK HAS ONE AREA OF CORROSION BETWEEN STA 47.975 AND 71.200. BLENDED CORROSION IAW SRM 51-21-00. CORROSION FOUND TO BE BEYOND LIMITS IAW RD 8/4-53-884. CONFIRMED CRACK FREE CONDITION REF HORIZON NTM 6.2.0-1. REMOVED RT INBD FWD SEAT TRACK IAW SRM 51-42-05 AND 51-40-15. RECEIVED NEW TRACK AND MATCH DRILLED IT TO EXISTING STRUCTURE IAW SRM 51-40-07-02-01. INSTALLED NEW SEAT TRACK IAW SRM 51-42-05, 51-40-15, 51-41-00-00-01 AND AMM 53-23-01-400-801.

Part: FRAME — CORRODED (BS 94.8 S31-32R) · airframe 22,353 hrs · 23,185 cycles

C-CHECK - FRAME AT STA 94.800 LOWER ATTACH FLANGE BETWEEN STR 31 AND 32R HAS MINOR CORROSION. REMOVED CORROSION REF SRM 51-21-00, REMOVED 5 RIVETS TO FOM REF 51-40-07. MEASURED AFFECTED AREA MIN MATERIAL REMAINING .039 REF HORIZON NTM 4.2.0-1. REMOVED FRAME FLANGE IAW RD 8/4-53-017. FABRICATED FRAME FLANGE IAW RD 8/4-53-017AND SRM 51-40-07. VERIFIED CRACK FREE CONDITION IAW RD 8/4-53-017. TREAT AND PRIME IAW RD 8/4-53-017. INSTALLED FABRICATED FLANGE AND TOPCOATED IAW RD 8/4-53-017.

Part: FRAME — CORRODED (BS 301 S31L/R) · airframe 22,353 hrs · 23,185 cycles

C-CHECK - FRAME AT STA 301.000 LOWER ATTACH FLANGES BETWEEN STR 31L AND 31R HAVE MINOR CORROSION. REMOVED CORROSION FROM FLANGES IAW SRM 51-21-00. REMOVED RIVETS TO FOM IAW SRM 51-40-07. MEASURED AFFECTED AREA MIN MATERIAL REMAINING .044" REF HORIZON NTM 4.2.0-1. REMAINING MATERIAL OUT OF LIMITS IAW Q400 SRM 53-30-15. REMOVED FRAME FLANGE BETWEEN STR 33 AND 32R IAW Q400 RD 8/4-53-017. CONFIRMED AFFECTED AREA IS CRACK FREE REF RD 8/4-53-017 AND Q400 NTM 51-00-01-250-801. FABRICATED FRAME ANGLE SPLICE IAW Q400 RD 8/4-53-017. INSTALLED FRAME FLANGE REPAIR ANGLE IAW Q400 RD 8/4-53-017. CONFIRMED AFFECTED AREA IS CRACK FREE REF HORIZON NTM 51-00-01-250-801. NO CORRISON FOUND AFTER CLEANING. APPLIED ALODINE AND PRIMER IAW RD 8/4-53-017, APPLIED TOP COAT IAW RD 8/4-53-017. APPLIED CORROSION PREVENTATIVE COMPOUND TO REPAIR AREA IAW AMM 51-25-01-390-801.

Part: WEB — CORRODED (BS 728.102) · airframe 22,353 hrs · 23,185 cycles

C-CHECK - AFT CARGO COMPARTMENT FLOOR LEVEL WEB IS CORRODED IN MULTIPLE AREAS JUST AFT OF STA 728.102. REMOVED FLOORBOARD STA 704-722 IAW SRM 51-42-05 AND 51-40-10. REMOVED CORROSION FROM WEB IAW SRM 51-40-00. MEASURED MIN MATERIAL REMAINING .046" FOUND HORIZON NTM 4.2.0-1. MATERIAL LOSS FOUND TO BE OUT OF LIMITS IAW SRM 51-14-00. REMOVED DOUBLER FROM STA 712.375 IAW SRM 51-42-05. REMOVED LT FLOORBOARD WEB FROM STA 716-783 AND WEB SUPPORTS FROM STATIONS LT 737, 744, 768, 776 AND 783 IAW SRM 51-42-05. MATCH DRILLED NEW WEB IAW SRM 51-40-07. REMOVED FROM OLD WEB AND INSTALLED ON NEW WEB 4EA NUTPLATES AND DOUBLER. INSTALLED 3 DOUBLERS ONTO WEB AT STA 730 IAW SRM 51-42-05. INSTALLED WEB STA 716-783 WEB SUPPORT FROM STA LT 737, 744, 768, 776 AND 783 GUSSET AT STA 728.107. ABOVE STR 29L, GUSSET AT STA 722.102 ABOVE STR 24L AND STIFFNER STA 712.395 - 728.102 ABOVE STR 29L IAW SRM 51-42-45, COMPLIED WITH RD 8/4-53-3399. INSTALLED PANELS AND FLOORBOARDS IAW AMM 53-41-01-400-801.

Part: SHEAR TIE — CORRODED (BS 116 S31-32L) · airframe 22,353 hrs · 23,185 cycles

C-CHECK - FRAME AT STA 116.000 LOWER ATTACH FLANGE AND SKIN LAP BETWEEN STR 31 AND 32L HAS MINOR CORROSION. REMOVED 5 RIVETS TO FOM IAW SRM 51-42-05. REMOVED CORROSION IAW SRM 51-21-00. MEASURED AFFECTED AREA MIN MATERIAL REMAINING .044 REF NTM 51-00-02-250-801. MATERIAL LOSS FOUND TO BE OUT OF LIMITS IAW SRM 53-20-15. REMOVED FRAME FLANGE IAW RD 8/4-53-017CONFIRMED AFFECTED AREA CRACK FREE REF NTM 51-00-01-250-801. FABRICATED FLANGE OF 2024-T3 .063 IAW RD 8/4-53-017 AND SRM 51-40-07. TREATED AND PRIMED REPAIR IAW RD 8/4-53-017. INSTALLED REPAIR IAW RD 8/4-53-017. INSTALLED NEW RIVETS IAW SRM 51-40-05. APPLIED EPPOXY ENAMEL FINISH TO REPAIR AREA IAW RD 8/4-53-017. APPLIED CORROSION PREVENTATIVE COMPOUND IAW AMM 51-25-01-390-801.

Part: WEB — CORRODED (BS 704-722) · airframe 22,353 hrs · 23,185 cycles

C-CHECK - UPON REMOVAL OF PANELS 144GZ, 144HZ, 144JZ AND FLOORBOARD STA 704-722 ABOVE STR 23L-25L FOUND CORROSION ON FLOOR WEB UNDER ABOVE NAMED PANELS. REMOVED 14 RIVETS TO ACCESS CORROSION IAW SRM 51-42-05-02-01. REMOVED CORROSION IAW Q400 51-25-00-00-02. MEASURED AFFECTED AREA MIN MATERIAL REMAINING .045" REF NTM 51-00-02-250-801. AFFECTED AREA CONFIRMED CRACK FREE REF NTM 51-00-01-250-801. APPLIED ALODINE AND PRIMER IAW RD 8/4-53-3333. COMPLIED WITH INSTALL OF RIVETS IAW SRM 51-42-05.

Part: WEB — CORRODED (CARGO BAY) · airframe 22,353 hrs · 23,185 cycles

C-CHECK - AFT CARGO COMPARTMENT STRAP CONNECTING CARGO DOOR RIB FITTING TO FLOOR LEVEL WEB IS CORRODED. REMOVED CORROSION FROM STRAP IAW Q400 SRM 51-21-00. MEASURED AFFECTED AREA MIN MATERIAL REMAINING .049" REF HORIZON NTM 4.2.0-1. MATERIAL LOSS FOUND TO BE OUT OF LIMITS IAW Q400 SRM 51-14-00. REMOVED STRAP AND 4EA NUTPLATE IAW SRM 51-4 FABRICATED NEW STRAP IAW TASK CARD 6-53-938 AND SRM 51-40-07. ALODINE AND PRIMED IAW SRM 51-21-10 AND 51-25-10 AND TASK CARD 6-53-983.

Part: WEB — CORRODED (BS 728.102) · airframe 22,353 hrs · 23,185 cycles

C-CHECK - AFT CARGO COMPARTMENT FLOOR LEVEL WEB BETWEEN LT INBD SEAT TRACKS HAS CORROSION AROUND ONE NUTPLATE AT STA 728.102. REMOVED NUTPLATE FOR ACCESS IAW SRM 51-42-05. REMOVED CORROSION FROM WEB IAW SRM 51-21-00. MEASURED AFFECTED AREA MIN MATERIAL REMAINING .037" REF HORIZON NTM 4.2.0-1. MATERIAL LOSS FOUND TO BE OUT OF LIMITS IAW SRM 51-14-00. WEB REMOVED ON NON-ROUTINE 100020.

Part: WEB — CORRODED (FUELAGE) · airframe 22,353 hrs · 23,185 cycles

C-CHECK - AFT CARGO COMPARTMENT FLOOR LEVEL WEB IS CORRODED AROUND THE NUTPLATE INBD OF PANEL 144HZ. REMOVED CORROSION FROM WEB IAW SRM 51-21-00. MEASURED AFFECTED AREA MIN MATERIAL REMAINING .045" REF HORIZON NTM 4.2.0-1. MATERIAL LOSS FOUND TO BE OUT OF LIMITS IAW SRM 51-14-00. WEB REPAIRED ON NON ROUTINE 100020.

Part: TRANSCEIVER — FAILED (WX RADAR SYS) · airframe 22,208 hrs · 23,028 cycles

WEATHER RADAR INOP, DUE TO WEATHER DIVERTED. LANDING UNEVENTFUL. REPLACED THE WEATHER TRANSCEIVER IAW AMM 34-41-01-000-801, 34-41-01-400-801, ALL CHECKED GOOD. RETURNED TO SERVICE.

Part: SWITCH — UNSECURE (EMERGENCY LIGHTS) · airframe 21,879 hrs · 22,642 cycles

EMERGENCY LIGHT CAME ON WHILE PARKED ON RAMP, LIGHTS STAY ON WHILE IN THE ARM POSTION. RE-SECURED EMERGENCY LIGHTS SWITCH, OPS CHECKED GOOD IAW AMM33-51-05-000-801, 33-51-05-400-801. RETURNED TO SERVICE. NO PARTS REPLACED.

Part: WARNING LIGHT — FALSE ACTIVATION (MLG)

LT AND RT GEAR UNSAFE LIGHTS AND LT AND RT GEAR DOOR LIGHT CYCLED. GEAR HANDLE LIGHTS ILLUMINATED ONCE VERY BRIEFLY. AIRSPEED 120-185 KNOTS. RETURNED TO THE FIELD. LANDING UNEVENTFUL. C/W RIGGING OF THE AFT DOORS AND PERFORMED OPS CHECK OF LANDING GEAR PRIMARY EXTENSION AND RETRACTION SYS, OPS CHECK GOOD. ACFT RETURNED TO SERVICE.

Part: UNKNOWN — ODOR (COCKPIT) · airframe 21,389 hrs · 22,071 cycles

DISTINCT "OILY" SMELL IN COCKPIT, SEEMINGLY FROM GASPERS. NO HAZE OR SMOKE NOTED. CABIN CREW DID NOT REPORT ODOR. C/W FIM TASK 71-00-00-810-817 AND SL DH8-400-SL-21-012A TO PURGE THE ECS. INSPECTED THE NR1 AND NR2 ENGINES FOR LEAKS, NONE NOTED. INSPECTED NR 1 AND NR 2 ENGINE OIL LEVEL, CHECKS GOOD. INSPECTED NR 1 AND NR 2 ENGINE COMPRESSOR INLET BLADES FOR OIL CONTIMINATION, NONE NOTED. INTERROGATED CDS FOR FAULTS "L BLEED DIFF PRESS "1502" AND "3B01 DIST DAMPER" FAULTS. CLEARED FAULTS. GROUND RAN ACFT, NO FAULTS NOTED. NO ODORS NOTED FROM BLEEDS. OPS TESTS GOOD. RETURNED TO SERVICE. NO PARTS REPLACED.

Part: DOOR — CRACKED (PAX DOOR) · airframe 20,888 hrs · 21,476 cycles

FOUND A CRACK THROUGH THE SKIN OF MAIN CABIN DOOR. REPLACED THE DOOR SHELL IAW AMM 52-11-06-400-801. CHECKS GOOD. ACFT RETURNED TO SERVICE.

Part: UPLOCK ROLLER — MALFUNCTIONED (RT MLG) · airframe 20,571 hrs · 21,098 cycles

AFTER T/O AND GEAR UP, RT MX AND GEAR DOOR UNSAFE LIGHTS REMAINED ILLUMINATED APPROX 1 MINUTE AFTER OTHER GEAR WERE UP AND LIGHTS WERE OUT. RIGHT LIGHTS WENT OUT AT ABOUT 160 KTS. PERFORMED CK OF PSEU, FOUND FAULT HISTORY MSGS OF DIN01B FAILED, DIN01D FAILED, RGUPLK FAULT UNREASONABLY FAR, RGDRCL FAULT UNREASONABLY FAR. FERRY. JACKED ACFT AND PERFORMED GEAR SWINGS AT LOW FLOW SETTINGS, FOUND RT GEAR STALLS BEFORE ENGAGEMENT OF UPLOCK. ADJUSTED RT RETRACTION ACTUATOR IAW 32-31-11-830-801. ADJUSTED GEAR UPLOCK SENSOR IAW 32-61-00-280-801. REMOVED AND REPLACED RT UPLOCK ROLLER ON RT GEAR. PERFORMED OPS CHECK OF GEAR EXTENSION/RETRACTION IAW 32-31-00-701-801. OPS GOOD. RETURNED TO SERVICE.

Part: ACTUATOR — MALFUNCTIONED (MLG) · airframe 20,565 hrs · 21,090 cycles

AFTER TAKEOFF RT GEAR DOOR LIGHT STAYED ILLUMINATED FOR APPROX 25 SECONDS AFTER LANDING GEAR WAS SELECTED UP. FERRY FOR REPAIR. RT AND LT GEAR DOOR LOCK LINKAGE SHIMMED, REF: IS4Q3200043. MLG ALT RELEASE CABLE RIGGING CHECK, REF:EC 6-32-527. REMOVED ,REPLACED, RIGGED, SECONDARY MLG SELECTOR VALVE. REMOVED AND REPLACED NR1 AND NR2 ALT EXTENSION ACTUATORS. FLUSHED MLG ALT EXTENSION SYS IAW TASK CARD 29-21-00-617-801. COMPLIED WITH OPS TEST OF PRIMARY EXTENTION AND RETRACTION SYS. C/W OPS TEST OF THE ALT EXTENSION SYS. NO DEFECTS NOTED. ALL OPS CHECKS WERE PERFORMED SATISFACTORY. RETURNED TO SERVICE.

Part: FILTER — MALFUNCTIONED (ZONE 700) · airframe 20,505 hrs · 21,015 cycles

RT MAIN GEAR DOOR AMBER LIGHT AND GEAR LIGHT IN HANDLE REMAINED ILLUMINATED FOR 20-30 SECONDS AFTER OTHER LIGHTS EXTINGUISHED. REPLACED MLG SELECTOR VALVE FILTER FITTINGS W/ NEW IAW AMM 29-21-06-000-802/-400-802. OPS TEST OF ALTERNATE EXTENSION SYS GOOD IAW AMM 32-34-00-710-802. LEAK CHECK GOOD. OPS TEST OF PRIMARY EXTENTION AND RETRACTION SYS GOOD, IAW AMM 32-31-00-710-801. NOTED NO DELAY FOR EXTINGUISHING OF NR 2 MAIN GEAR DOOR AMBER LIGHT, OR GEAR HANDLE LIGHT. NO FURTHER DEFECTS NOTED. RETURNED TO SERVICE.

Part: FILTER — DAMAGED (SELECTOR VALVE) · airframe 20,443 hrs · 20,934 cycles

RT MAIN GEAR DOOR (AMBER) LIGHT REMAINED ILLUMINATED FOR APPROX 30 SECONDS AFTER SELECTION OF GEAR UP. THE RT RED LAMP AND HANDLE LAMP WERE ALSO ILLUMINATED. FOUND SECONDARY MLG ALT SELECTOR VALVE FILTER CRUSHED. FILTER WAS REPLACED AND ALL OPERATION CHECKS AND TESTS CHECK GOOD. ACFT RETURNED TO SERVICE.

Part: UNKNOWN — MALFUNCTIONED (BRAKE SYSTEM) · airframe 19,487 hrs · 19,771 cycles

EUG - ON LANDING ROLLOUT WHEN BRAKES APPLIED FELT LIKE BRAKES WOULD RELEASE AND GRAB. PLACED ON MEL 32-40-2. MEL CLEARED ON 6/19. CHECKED CDS, NO FAULTS FOR ANTI SKID SYSTEM FOUND IN CDS. PERFORMED FUNCTIONAL TEST OF ANTI SKID CONTROL SYSTEM IAW AMM 32-46-00-720-801. CHECKS GOOD. CLEAR MEL. AIRCRAFT RETURNED TO SERVICE. NO PARTS REPLACED.

Part: UNKNOWN — ODOR (CABIN) · airframe 19,480 hrs · 19,763 cycles

SEA - PASSENGER IN ROW 8 D&E REPORTED A BURNING SMELL. F/A ALSO REPORTED A SIMILAR FAINT SMELL. PERFORMED GVI OF MID-CABIN, INCLUDING PSU'S, OVERHEAD BINS, AND UNDER SEATS. DID NOT SMELL ANY BURNING ODOR OR NOTICE ANY EVIDENCE OF BURNING. ALSO, PERFORMED GVI OF MID-CABIN TEMP SENSOR AND DID NOT SEE ANY EVIDENCE OF BURNING. CLEANED MID-CABIN TEMP SENSOR IAW Q400 AMM 21-61-09-160-802. AS PER MTX CTRL REQUEST, PERFORMED OPS TEST OF BLEED AIR SYSTEM IAW Q400 AMM 36-11-00-710-802. BLEED AIR TESTED GOOD. NO BURNING SMELL NOTED ANYWHERE IN CABIN. A/C IS OK FOR SERVICE, NO DEFECTS NOTED AT THIS TIME. RETURNED TO SERVICE. NO PARTS REPLACED.

Part: CONTROL PANEL — MALFUNCTIONED (MLG) · airframe 19,311 hrs · 19,580 cycles

LAX - IN THE DESCENT AT 270KTS, THE MAIN GEAR DOORS CYCLED. WE SLOWED TO 18KTS AND THE GEAR CONTINUED TO CYCLE SEVERAL MORE TIMES. WE PERFORMED THE ALTERNATE GEAR EXT LANDING UNEVENTFUL. C/W AMM TASK 05-50-31-210-810 EXCEPT PARA 4D NO DEFECTS NOTED. PSEU SHOWED NGDRCL, NGRD1, NGRD2, RGDRCL AND LGDRCL UNREASONABLE FAR. RESET ALT EXTENSION. FERRIED AIRCRAFT TO PDX FOR REPAIRS. REMOVED AND REPLACED MLG SELECTOR VALVE AND LANDING GEAR CONTROL PANEL. FUNCTIONAL CHECK OF PRIMARY RETRACT AND EXTENSION SYSTEM CHECKS GOOD.

Part: FLAP — OBSTRUCTED (GALLEY DOOR) · airframe 18,778 hrs · 18,942 cycles

SEA - GROUND AGENTS REPORT AFT GALLEY DOOR RIGHT SIDE DIFFICULT TO OPEN AND CLOSE FROM INSIDE OF ACFT. FOUND AFT EXTERNAL HANDLE COVER FLAP TO BE INTERFERING WITH EXTERIOR DOOR HANDLE. REPLACED COVER FLAP. CHECKS GOOD. RETURNED TO SERVICE.

Part: APU — CONTAMINATED · airframe 18,773 hrs · 18,935 cycles

SEA- WITH APU RUNNING AND BLEED AIR SWITCH OUT/OFF. WE WERE DEICING AT THE TIME AND A/C FILLED WITH SMOKE AND SMELLED LIKE DE ICE FLUID. GROUND RAN ACFT, PURGED ALL BLEEDS, GASPERS AND VENTS OF RESIDUAL DE ICE FLUID. OBSERVED FOR ANY REMAINING EVIDENCE OF DE ICE FLUID, NONE NOTED. CLEANED CABIN OF ANY DE ICE FLUID RESIDUE. PLACED APU ON MEL PER MEL 49-00-1. AIRCRAFT RETURNED TO SERVICE.

Part: TIRE — DAMAGED (MLG) · airframe 18,720 hrs · 18,870 cycles

PDX - AFTER TAKEOFF OUT OF GEG, GEAR CAME UP NORMALLY, BUT THERE APPEARED TO BE EXCESSIVE NOISE AND VIBRATION. "UP" NOSE GEAR INDICATION OCCURRED ABOUT 2 SECONDS LATER THAN THE MAINS. ON APPROACH, GEAR EXTENDED NORMALLY. INTERROGATED PSEU, NO FAULTS FOUND. FOUND FLAT SPOT ON NLG TIRE, REMOVED AND REPLACED BOTH NLG TIRE ASSY IAW MTC 6324102. GREASED NLG COMPLETELY, C/W A FULL FUNCTIONAL TEST OF THE LANDING GEAR EXTENSION AND RETRACTION IAW Q400 AMM TASK 32-31-00-720-801, MAIN UP AND LOCKED WITHIN 5 SEC, NLG UP AND LOCKED WITHIN 7 SEC, NO DEFECTS NOTED, OK FOR CONTINUED SERVICE.

Part: DOOR — UNKNOWN (PAX) · airframe 18,701 hrs · 18,850 cycles

AFT PASSENGER DOOR SEEMS TO BE HARD TO OPEN. PERFORMED OPERATIONAL TEST OF AFT SERVICE DOOR IAW AMM TASK 52-41-000-710-801. OPS TEST GOOD. RETURNED TO SERVICE. NO PARTS REPLACED.

Part: COFFEEMAKER — ODOR (GALLEY) · airframe 18,675 hrs · 18,805 cycles

SEA - F/A REPORTS ODOR COMING FROM COFFEE HEATER. FOUND HOT WATER JUG TO HAVE A BURNED PIN. REPLACED HOT JUG AND NO SMELL NOTED. RETURNED TO SERVICE.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 17,657 hrs · 17,722 cycles

PDX - C-CHECK, RT INBOARD SEAT TRACK NR 16 IS CORRODED AT X678, AND X683. BLENDED SEAT TRACK REF RD 8/4-53-884. FOUND OUT OF LIMITS. REMOVED TRACK AND INSTALLED NEW TRACK IAW DHC8 400 SRM 51-42-05 AND 51-40-15.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · airframe 17,657 hrs · 17,722 cycles

PDX - C-CHECK, AFT BAGGAGE COMPARTMENT AT X783.102 LT FLOOR SUPPORT HAS CORROSION UNDER N/P. REMOVED NUT PLATE AND REMOVED CORROSION FROM UNDER NUT PLATE IAW Q400 SRM 51-21-00. HFEC AS PER 1-84-7A, PT 6, 51-00-02, NO CRACKS NOTED. THICKNESS CHECK AS PER 1-84-7A, PT 1, 51-00-04 MAX .048 MIN .046. ALODINED PRIMED REF Q400 SRM 51-42-05.

Part: FITTING — GOUGED (PAX DOOR) · airframe 17,657 hrs · 17,722 cycles

PDX - C-CHECK, AFT PAX DOOR FWD TRACK LATCH FITTING HAS A GOUGE ACROSS UPPER SURFACE. REPAIRED REF RD 8/4-52-145 STEPS 1, 3-7. HFEC INSPECTED IAW D8 400 NDTM PT 6, 51-00-01 & RD 8/4-52-145 STEP 2. NO CRACKS NOTED.

Part: FITTING — GOUGED (PAX DOOR) · airframe 17,657 hrs · 17,722 cycles

PDX - C-CHECK, AFT PAX DOOR AFT TRACK LATCH FITTING HAS A GOUGE ACROSS UPPER SURFACE. REPAIRED REF RD 8/4-52-145 STEPS 1, 3-7. HFEC INSPECTED IAW D8 400 NDTM PT 6, 51-00-01 & RD 8/4-52-145 STEP 2. NO CRACKS NOTED.

Part: THRESHOLD — CORRODED (FUSELAGE) · airframe 17,657 hrs · 17,722 cycles

PDX - C-CHECK, MCD THRESHOLD HAS CORROSION AROUND SCREW HOLES. REMOVED THRESHOLD BY DRILLING OUT RIVETS. DRILLED UP NEW THRESHOLD AND INSTALLED RUB STRIP IAW 51-40-07 AND 51-42-05. INSTALLED NEW THRESHOLD WITH SEALANT REF SRM 51-42-05.

Part: RIVET — LOOSE (PANEL) · airframe 17,657 hrs · 17,722 cycles

PDX - C-CHECK, UPPER APERTURE FOR PANEL 263CL HAS 2 LOOSE RIVETS IN THE FWD UPPER CORNER. REMOVED AND REPLACED RIVETS IAW Q400 SRM 51-42-05.

Part: SEQUENCE VALVE — MALFUNCTIONED (NLG) · airframe 17,178 hrs · 17,192 cycles

PDX - FLIGHT 2308 (ACV-RDD). GEAR WOULD NOT RETRACT NORMALLY. NOSE GEAR UNSAFE LIGHT. DIVERT TO PDX AT 185 KNOTS. PERFORMED ALTERNATE EXTENSION. UNEVENTFUL LANDING. REPLACED NLG SEQ VALVE AND DOOR ACTUATOR. FLUSHED HYD LINES. PERFORMED OVER 35 OPERATIONAL SWINGS OF GEAR, AND 5 ALTERNATE EXTENSIONS. CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. (A)

Part: CONNECTOR — DAMAGED (MLG) · airframe 17,043 hrs · 17,058 cycles

YUR - WHEN GEAR SELECTED DOWN ON APPROACH, THE LT GEAR DOOR LIGHT REMAINED ON. DID ALTERNATE EXTENSION AND ACCOMPLISHED UNEVENTFUL LANDING. FERRY YUR TO PDX. MAINTENANCE REPLACED THE J-24 CONNECTOR. OPERATIONAL CHECKS GOOD, AIRCRAFT RETURNED TO SERVICE. (A)

Part: PROXIMITY SENSOR — MALFUNCTIONED (MLG) · airframe 17,038 hrs · 17,052 cycles

SEA - ON APPROACH WHEN GEAR SELECTED DOWN, LT GEAR DOOR LIGHT REMAINED ON. WENT OFF AFTER LANDING. FERRIED SEA-PDX. IN PDX REPLACED NR 1 MLG DOWNLOCK PROX SENSOR. OPERATIONAL CHECKS GOOD. (A)

Part: DOOR — BINDING (PAX DOOR) · airframe 17,019 hrs · 17,017 cycles

SEA - AFT PASSENGER DOOR HARD TO CLOSE. MAINTENANCE RESET THE DOOR BY DHC-8-400 SERVICE LETTER 52-001. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. NO PARTS REPLACED.

Part: DOOR — MALFUNCTIONED (MAIN PAX) · airframe 16,936 hrs · 16,926 cycles

SEA - FLIGHT 2340 - UNABLE TO CLOSE THE AFT PASSENGER DOOR. MAINTENANCE RECENTERED THE DOOR. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. NO PARTS REPLACED.

Part: JAM-NUT — LOOSE (NLG) · airframe 16,876 hrs · 16,850 cycles

SEA - LANDING GEAR WOULD NOT RETRACT ON TAKEOFF. RAN THE CHECKLIST BUT NO CHANGE. RETURNED TO THE FIELD AND ACCOMPLISHED A UNEVENTFUL LANDING. FERRIED THE AIRCRAFT TO PDX FOR REPAIRS. IN PDX, FOUND LOOSE JAM NUTS AND MISSING SAFETY WIRE AT THE NOSE WHEEL CENTER PROX SENSOR. REPAIRED AND RIGGED SENSOR IAW 32-61-06-830-801. AIRCRAFT RETURNED TO SERVICE. NO PARTS REPLACED.

Part: SEAL — LOOSE (CARGO DOOR) · airframe 16,841 hrs · 16,808 cycles

PDX- FLIGHT 2459 (SEA-STS) - EN ROUTE RECEIVED A CABIN PRESSURE CAUTION LIGHT. FLIGHT ATTENDANT REPORTED A LOUD NOISE FROM THE REAR PASSENGER DOOR. NO EMERGENCY DECLARED. DIVERTED INTO PDX. ACCOMPLISHED UNEVENTFUL LANDING. MAINTENANCE FOUND THE AFT BAGGAGE DOOR SEAL TO BE LOOSE. REPLACED THE SEAL. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: DOOR — STUCK (PAX) · airframe 16,562 hrs · 16,514 cycles

GEG - AFT PASSENGER DOOR WILL NOT CLOSE. MAINTENANCE RESET THE DOOR. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. NO PARTS REPLACED.

Part: OUTFLOW VALVE — MALFUNCTIONED (CABIN PRESSURE) · airframe 15,813 hrs · 15,723 cycles

RNO- FLIGHT 2441 - AIRCRAFT FAILED TO PRESSURIZE AFTER TAKEOFF IN EITHER AUTO OR MANUAL MODES. MORE THEN NORMAL NOISE FROM THE FORWARD BULKHEAD AREA. RETURNED TO THE FIELD AND ACCOMPLISHED A UNEVENTFUL LANDING. MAINTENANCE REPLACED THE FORWARD SAFETY OUTFLOW VALVE. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: WARNING LIGHT — UNKNOWN (DE ICE SYS) · airframe 15,602 hrs · 15,496 cycles

SEA FLIGHT NR 2321: DEICE PRESSURE CAUTION LIGHT ILLUMINATED. RAN CHECKLIST. LIGHT EXTINGUISHED THEN CAME ON AGAIN. NOTED THAT THE SECOND INDICATOR LIGHT ON THE RIGHT WING WAS SLOW TO ILLUMINATE AND WOULD FLICKER WHEN ILLUMINATED. ALL OTHER INDICATIONS WERE NORMAL. MAINTENANCE PERFORMED FUNCTIONAL TEST OF THE AIRFRAME PNEUMATIC DEICING SYSTEM IAW Q400 AMM 30-11-00-720-801. RAN ALL CYCLES IN MANUAL, ISO, NORM WITH BOTH ENGINES AND NR 1 AND NR 2 INDEPENDENTLY. DEICE PRESS CAUTION DID NOT RETURN. ALL BOOT INDICATIONS AND INFLATION CYCLES CHECK NORMAL. ALL OPS CHECK GOOD AT THIS TIME. NO FURTHER DEFECTS NOTED. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: UNKNOWN — UNKNOWN (YAW DAMPER) · airframe 15,468 hrs · 15,358 cycles

SEA FLIGHT NR 2367: Y/D DISENGAGED IN CLIMB WITH FLASHING MESSAGES ON PFD'S. A/P WAS NOT ENGAGED AT THE TIME. CLEARED MESSAGES PER E/A CHECKLIST. ENGAGED A/P, Y/D WORK NORMAL. MAINTENANCE CLEANED SCREEN ON IOP BOX AND RE-RACKED NR 1 FGM. C/W CAT 3 CHECK IAW MTC 6221101 WITH NO DEFECTS. ALSO C/W Y/D CHECK IAW AMM 22-11-36-710-801 WITH NO DEFECTS. A/C REMAINS CAT 3. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: VALVE — MALFUNCTIONED (CABIN PRESSURE) · airframe 15,456 hrs · 15,348 cycles

BOI FLIGHT NR 2403: AIRCRAFT CLIMBED-OUT UNPRESSURIZED TO 10,000 FT. AFTER 5 MINUTES THERE WAS A THUD FROM THE FWD CABIN AND THE AIRCRAFT PRESSURIZED RAPIDLY. REST OF FLIGHT WAS NORMAL. MAINTENANCE PERFORMED OPS CHECK OF PRESSURE CONTROL IN MANUAL MODE IAW MM TASK 21-31-00-710-803. OPS CHECK GOOD. PERFORMED FUNCTIONAL CHECK OF PRESSURE CONTROL IAW MM TASK 21-31-00-720-801. OPS CHECK GOOD. VERIFIED CLEANLINESS OF FWD SAFETY VALVE, NO DEFECTS NOTED. DUE TO TEMP AND WEATHER, SUSPECT ICE. VERIFIED MCD AND AFT CARGO DOOR SEALS FOR LEAKS, NO DEFECTS NOTED. INTERROGATED CDS PRESSURIZATION WITH NO FAULTS FOUND. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: PROXIMITY SENSOR — OUT OF ADJUST (MLG) · airframe 15,166 hrs · 15,068 cycles

SEA FLIGHT NR 2260: RIGHT MLG DOOR LIGHT ILLUMINATES RANDOMLY FOR ONE SECOND INTERVALS IN FLIGHT. OCCASIONAL GEAR BUMP FELT. MAINTENANCE INTERROGATED PSEU FOR PRESENT FAULTS AND FOUND 'LGDRCL RIGGING NEAR GAP TOO LARGE' AND 'RGDRCL RIGGING FAR GAP TOO SMALL' ADJUSTED BOTH LGDRCL AND RGDRCL PROX SENSORS IAW Q400 AMM TASK 32-61-06-830-801 FOR A NOMINAL GAP OF .050" AND AN INDUCTANCE NOMINAL VALVE OF 8.102 MH TO 8.522 MH. PRESENT FAULTS CLEARED. CYCLED GEAR DOORS 5 TIMES. OPS CHECK GOOD. FAULT HISTORY WAS ALSO CLEARED IAW Q400 AMM TASK 32-61-00-743-801. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: SWITCH — MALFUNCTIONED (NR 1 NACELLE) · airframe 15,030 hrs · 14,939 cycles

SJC FLIGHT: NR 1 BLEED HOT CAUTION LIGHT AT CRUISE. C/W CHECK LIST AND SELECTED BLEED OFF. LIGHT EXTINGUISHED. MAINTENANCE REMOVED AND REPLACED NR 1 NACELLE DUCT LEAK OVERTEMP SWITCH IAW TASK 36-11-21-000-801 AND 36-11-21-400-801. OPS CHECK GOOD. AIRCRAFT RETURNED TO SERIVCE.

Part: LOCK PIN — DIRTY (COCKPIT SEAT) · airframe 14,840 hrs · 14,771 cycles

SEA - ON FLIGHT 2490, RETURNED TO FIELD CAPTAINS SEAT WILL NOT LOCK IN PLACE. MAINTENANCE CLEANED AND LUBED SEAT LOCKING PINS. OPERATIONAL CHECK GOOD, NO FURTHER DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE. NO PARTS REPLACED.

Part: UNKNOWN — UNKNOWN · airframe 14,658 hrs · 14,588 cycles

SEA FLIGHT NR 2312: DURING CLIMB, BOTH FA'S REPORTED A 1/4 INCH WIDE BY 2 INCH LONG CRACK IN BOTTOM LEFT REAR OF L2. DURING LANDING FA REPORTED DOOR MOVEMENT AND EXPANSION OF CRACK. AIRCRAFT RETURNED TO FIELD. MAINTENANCE INSPECTED AFT PASSENGER DOOR SEAL WITH NO DEFECTS NOTED. CLEANED SEAL AND OPENING. PRESSURIZED A/C IAW Q400 AMM 21-00-00, TR 21-048. NO DEFECTS NOTED. NO FLUXIONS IN FLIGHT DECK AND NO GAP AND NO CRACK NOTED AFTER PRESSURIZATION. PERFORMED OPS TEST OF AFT PASSENGER DOOR IAW AMM 52-12-00-710-802. NO DEFECTS NOTED. DOOR OPERATES NORMALLY. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: WARNING LIGHT — ILLUMINATED · airframe 14,406 hrs · 14,348 cycles

PDX FLIGHT NR 2359: PUSHER SYSTEM FAIL CAUTION LIGHT ILLUMINATED AFTER ENGINE START. C/W CHECKLIST. AIRCRAFT RETURNED TO GATE. MAINTENANCE CYCLED POWER TO SPM 1 AND 2. POWER UP SELF TEST NORMAL. CAUTION LIGHT OUT. STALL SYSTEM 1 AND 2 TEST NORMAL AT THIS TIME. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: UNKNOWN — WARNING LIGHT (CARGO DOOR) · airframe 14,097 hrs · 14,034 cycles

SEA FLIGHT NR 2386: DURING TAXI OUT, FUSELAGE DOOR WARNING LIGHT ILLUMINATED. AFT CARGO DOOR SHOWED OPEN. AIRCRAFT RETURNED TO GATE. MAINTENANCE C/W GVI OF AFT CARGO DOOR WITH NO DEFECTS NOTED. C/W OPERATIONAL TEST OF THE AFT BAGGAGE DOOR IAW TASK 52-31-00-710-801. NO DEFECTS NOTED. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: WIRE HARNESS — BROKEN (PROP DE ICE) · airframe 14,053 hrs · 13,993 cycles

FLIGHT NR 2329: PROP DEICE CAUTION LIGHT ILLUMINATES CONCURRENT WITH RIGHT SIDE PROP DEICE ADVISORY LIGHT ILLUMINATING. AIRCRAFT WAS DIVERTED TO PDX. MAINTENANCE REPLACED BROKEN HARNESS ON NR 2 PROP, NR 3 BLADE PER Q400 MM 61-10-06-000-805 AND 61-10-400-805. OPS CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: VALVE — MALFUNCTIONED (RT WING) · airframe 14,029 hrs · 13,973 cycles

BOI FLIGHT 2406: DEICE PRESSURE CAUTION LIGHT CAME ON DURING DESCENT. RT WING OUTBOARD LIGHT DID NOT ILLUMINATE. C/W E/A CHECKLIST. MAINTENANCE C/W FUNCTIONAL CHECK OF AIRFRAME PNEUMATIC SYSTEM IAW AMM. COULD NOT DUPLICATE PILOT REPORT. REMOVED AND REPLACED RT OUTBOARD DDV IAW AMM. REMOVED AND REINSTALLED LEADING EDGE FOR DDV R7R. SYSTEM OPS CHECKED GOOD. RII WAS C/W. AIRCRAFT WAS RETURNED TO SERVICE.

Part: DOOR — STUCK (AFT PAX) · airframe 13,646 hrs · 13,608 cycles

SEA FLIGHT NR 2414: AFT PASSSENGER DOOR WON'T OPEN. MAINTENANCE UNSTUCK AFT PASSENGER DOOR. PERFORMED OPERATIONAL CHECK IAW AMM 52-12-00-710-801. NO DEFECTS NOTED. PERFORMED GVI ON DOOR STOPS AND ROLLERS. NO DEFECTS NOTED. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: WINDSHIELD — FAILED (COCKPIT) · airframe 13,617 hrs · 13,580 cycles

FCA-SEA FLIGHT NR 2348: RT WINDSHIELD SPIDER WEBBED AT 24,000 FT CRUISE. WINDSHIELD HEAT ON. NO CAUTION LIGHTS. FLIGHT WAS DIVERTED TO GEG. MAINTENANCE REPLACED RT WINDSHIELD IAW AMM 56-10-01 PAGES 401-405. DRAIN HOLES WERE SEALED PER MCN 653302-001. OPS TESTS GOOD. AIRCRAFT REMAINS CAT III.

Part: UNKNOWN — UNKNOWN (DOOR WARNING) · airframe 13,582 hrs · 13,551 cycles

RNO FLIGHT NR 2443: FUSELAGE DOOR WARNING CLIMBING THROUGH ABOUT4-5000 AGL. DOOR PAGE INDICATED PROBLEM WAS AFT CARGO DOOR. AIRCRAFT RETURNED TO SERVICE. MAINTENANCE VISUALLY INSPECTED AFT CARGO DOOR UPON LANDING. FOUND HANDLE NOT IN DETENT. PERFORMED OPERATIONAL TASK OF AFT CARGO DOOR IAW Q400 TASK 52-31-00-710-801. OPS CHECK GOOD. PERFORMED PRESSURIZATION CHECK TO VERIFY AFT CARGO DOOR HANDLE FLUSH AND NO DOOR OPEN LIGHT PER TASK 21-00-00-863-801 AND 21-00-00-863-802. NO DEFECTS NOTED. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: CONNECTOR — LOOSE (FUEL TEMP IND) · airframe 13,533 hrs · 13,508 cycles

BOI FLIGHT NR 2418: DURING DESCENT, NR 1 FUEL TEMP FLUCTUATED FROM +50 TO +99C. MAINTENANCE CLEANED AND RESEATED NR 1 FUEL TEMP CONNECTOR. GROUND RAN NR 1 ENGINE. NO DEFECTS NOTED. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: SENSOR — OUT OF ADJUST (PAX DOOR) · airframe 13,478 hrs · 13,459 cycles

LAX FLIGHT NR 2385: FUSELAGE DOOR MASTER WARNING ILLUMINATED IN CRUISE FLIGHT. CHECKLIST COMPLETED. MAIN CABIN DOOR SHOWING OPEN. PRESSURIZATION APPEARED NORMAL. MAINTENANCE INTERROGATED PSEU AND FOUND PADRKL UNREASONABLY FAR. ADJUSTED PAX DOOR LOCKED SENSOR IAW Q400 AMM TASK 71-01-830-803. PSEU REPORTS PADRKL OD AND INDUCTANCE VALUES IN MIDDLE RANGE AS REQUIRED PER TASK. NO OTHER DEFECTS NOTED. PRESSURIZED AND DEPRESSURIZED AC IAW Q400 AMM TASKS 21-00-00-863-801 AND 21-00-00-863-802. NO LEAKS NOTED. OPS CHECKS GOOD. NO PARTS REPLACED AND AIRCRAFT RETURNED TO SERVICE.

Part: WIRE HARNESS — DAMAGED (PROP DEICE) · airframe 13,400 hrs · 13,389 cycles

PDX FLIGHT NR 2416: PROP DEICE CAUTION LIGHT ILLUMINATES WHENEVER PROP NR 2 CYCLES ON. SHOWS GOOD LOAD ON THE ELECTRICAL. AIRCRAFT RETURNED TO FIELD. MAINTENANCE REMOVED AND REPLACED DEICE HARNESS ON NR 2 PROP, NR 2 BLADE IAW Q400 AMM TASK 61-10-06-000-805/61-10-06-400-805. FUNCTIONAL AND CALIBRATION TEST OF PROP DEICE SYSTEM TESTS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: WIRE HARNESS — DEFECTIVE (NR 2 PROPELLER) · airframe 13,238 hrs · 13,244 cycles

GEG FLIGHT NR 2396: WITH PROP HEAT SELECT ON, PROP DEICE CAUTION LIGHT KEEPS ILLUMINATING MOMENTARILY WHEN THE RIGHT GREEN PORP ICE ANNUNCIATOR LIGHTS COMES ON. MAINTENANCE REPLACED NR 2 BLADE PROP DEICE HARNESS IAW AMM TASK 61-10-06. FUNCTIONAL TEST AND CALIBRATION NORMAL. AIRCRAFT RETURNED TO SERVICE.

Part: PRESSURE SWITCH — LEAKING (SPOILERS) · airframe 13,118 hrs · 13,139 cycles

PDX - ON FLIGHT 2310, OUTBOARD SPOILER CAUTION ILLUMINATED ABOVE 185 KNOTS IT WOULD EXTINGUISH BELOW THAT SPEED. MAINTENANCE REPLACED OUTBOARD SPOILER PRESSURE SWITCH. LEAK AND OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: WARNING LIGHT — FALSE ACTIVATION (TE FLAPS) · airframe 12,887 hrs · 12,945 cycles

PDX FLIGHT NR 2354: FLAP DRIVE CAUTION LIGHT ILLUMINATED DURING TAXI OUT. AIRCRAFT RETURNED TO GATE. MAINTENANCE INTERROGATED CDS AND FOUND NOTHING IN CURRENT FAULTS OR FAULT HISTORY. C/W DHC8/400 FIM 27-50-00-810-801. NO DEFECTS NOTED. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: PANEL — DAMAGED (TE FLAP) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - LEFT WING FLAP CANOE PANELS 526AB AND 527AB BULB SEALS DAMAGED. REPAIRED IAW Q400 SRM 51-42-05.

Part: FRAME — CRACKED (BS 960) · airframe 12,713 hrs · 12,795 cycles

PDX C4 - FORMER AT STATION X930.253 HAS 2 CRACKS LOCATED AT -Y11 AND +Y11. REPAIRED IAW RD 8/4-55-290.

Part: FRAME — CRACKED (FUSELAGE) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - FORMER AT STATION X930.253 HAS 2 CRACKS LOCATED AT -Y11 AND +Y11. REPAIRED IAW RD8/4-55-290.

Part: FRAME — CRACKED (BS 930) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - FORMER AT STATION X930.253 HAS 2 CRACKS LOCATED AT -Y11 AND +Y11. REPAIRED IAW RD8/4 55-290 AND SRM 51-41-00.

Part: ATTACH FITTING — DAMAGED (MLG) · airframe 12,713 hrs · 12,795 cycles

PDX C3 MAIN LANDING GEAR YOKE ATTACH FITTING IN NACELLE HAS CHAFE DAMAGE APPROXIMATELY 1/2" LONG AND 1.8" DEEP, JUST AFT OF MAIN LANDING GEAR AUXILIARY ACTUATOR. REPAIRED IAW RD 8/4-54-385.

Part: STRUCTURE — CHAFED (MLG WW) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - RIGHT RETRACTION ACTUATOR RETURN LINE IS CHAFING STRUCTURE ADJACENT TO MAIN LANDING GEAR YOKE ASSEMBLY. REPAIRED IAW RMM 32-31-00.

Part: ATTACH FITTING — CHAFED (NACELLE) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - MAIN LANDING GEAR YOKE ATTACH FITTING IN NACELLE HAS CHAFE DAMAGE 1/2" LONG AND 1/8" DEEP, JUST AFT OF MAIN LANDING GEAR AUXILIARY ACTUATOR. REPAIRED IAW RD8/4-54-385.

Part: SPAR — CORRODED (LT WING) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - LEFT WING FRONT SPAR MOUNT FLANGES FOR LEADING EDGE PANEL 511AL HAS FRETTING CORROSION ON INBOARD UPPER AND LOWER SURFACES, ALSO ON OUTBOARD LOWER SURFACE. REPAIRED IAW RD 8/4-57-735.

Part: SKIN — DAMAGED (FUSELAGE) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - SEVERAL ROCK CHIPS ON LOWER FUSELAGE SKIN JUST BELOW THE LAV SERVICE DOOR. REPAIRED IAW DHC-8-400 SRM 51-14-00-350-803 AND RD 8/4-53-1721.

Part: SKIN — DAMAGED (FUSELAGE) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - SEVERAL ROCK CHIPS ON LOWER FUSELAGE SKIN JUST BELOW THE LAV SERVICE DOOR. REPAIRED IAW SRM 51-14-00, AND RD8/4-53-1721.

Part: FLAP TRACK — DAMAGED (TE FLAP) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - LEFT INBOARD FLAP NR 1 UPPER TRACK VERTICAL WEB BETWEEN UPPER AND LOWER RAILS CHAFED/GOUGED/WORN. REPAIRED IAW DHC-8-400 SRM 57-50-50, PAGE 1, ITEM 1.

Part: SKIN — CORRODED (FUSELAGE) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - UPPER SKIN AT APPROXIMATELY FUSELAGE STATION -65 BETWEEN STRINGER 4R AND 5R HAS PIT MARK. REPAIRED IAW DHC-8-400 SRM 51-14-00-350-803, 51-14-00-100-001 AND 51-25-05, PAGE 208.

Part: FLAP TRACK — GOUGED (NR 1 TE FLAP) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - LEFT INBOARD FLAP, NR 1 UPPER FLAP TRACK VERTICAL WEB BETWEEN UPPER AND LOWER RAILS CHAFFED/GOUGED/WORN. REPAIRED IAW SRM 27-54-01, AND RD8/4-57-732.

Part: SKIN — DENTED (BS 294 S9L) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - DENT IN LEFT FUSELAGE SKIN AT FS 294 STRINGER 9 JUST AFT OF THE ICE SHIELD. REPAIRED IAW EA6-53-521A.

Part: SKIN — DENTED (BS 296 S18-19L) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - DENT IN LEFT FUSELAGE SKIN AT FS 296 BETWEEN STRINGER 18 AND 19. REPAIRED IAW EA 6-53-521A.

Part: SKIN — DENTED (BS 306 S17-18L) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - DENT IN LEFT FUSELAGE SKIN AT FS 306 BETWEEN STRINGER 17 AND 18. REPAIRED IAW EA6-53-521A.

Part: SILL — CORRODED (EMERGENCY EXIT) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - CORROSION AT FORWARD EMERGENCY EXIT DOOR LOWER SILL APPROXIMATELY X70.00 - 95.00. REPAIRED IAW Q400 SRM 51-42-05 AND 51-42-45.

Part: SILL — CORRODED (EMERGENCY EXIT) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - CORROSION AT FORWARD EMERGENCY EXIT DOOR LOWER SILL AT STATION X70.00 - 95.00. REPAIRED IAW SRM 53-20-21, 51-42-05, 51-42-45.

Part: SKIN — DENTED (BS 292) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - DENT IN LEFT FUSELAGE SKIN AT APPROXIMATELY FUSELAGE STATION 292 BETWEEN STRINGER 6L AND 7L JUST AFT OF THE ICE SHEILD. REPAIRED IAW HORIZON AIR EA 6-53-521A.

Part: SKIN — DENTED (BS 294) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - DENT IN LEFT FUSELAGE SKIN AT APPROXIMATELY FUSELAGE STATION 294 APPROXIMATELY 1 INCH ABOVE STRINGER 9 JUST AFT OF THE ICE SHIELD. REPAIRED IAW HORIZON AIR EA 6-53-521A.

Part: SKIN — DENTED (BS 292) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - DENT IN LEFT FUSELAGE SKIN AT STATION FS 292 BETWEEN STRINGER 6L AND 7L AFT OF THE ICE SHIELD. REPAIRED IAW EA6-53-521A.

Part: SKIN — DENTED (BS 296 S16-17L) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - DENT IN LEFT FUSELAGE SKIN AT FS 296 BETWEEN STRINGER 16 AND 17. REPAIRED IAW EA6-53-521A.

Part: SKIN — DENTED (BS 296) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - DENT IN LEFT FUSELAGE SKIN AT APPROXIMATELY FUSELAGE STATION 296 BETWEEN STRINGER 16 AND 17. REPAIRED IAW HORIZON AIR EA 6-53-521A.

Part: SKIN — DENTED (BS 294) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - DENT IN LEFT FUSELAGE SKIN AT APPROXIMATELY FUSELAGE STATION 294 APPROXIMATELY 2 INCHES BELOW STRINGER 8 JUST AFT OF ICE SHIELD. REPAIRED IAW HORIZON AIR EA 6-53-521A.

Part: SKIN — DENTED (BS 306) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - DENT IN LEFT FUSELAGE SKIN AT APPROXIMATELY FUSELAGE STATION 306 BETWEEN STRINGER 17 AND 18. REPAIRED IAW HORIZON AIR EA 6-53-521A.

Part: SKIN — DENTED (BS 294 S8L) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - DENT IN LEFT FUSELAGE SKIN AT FS 294 STRINGER 8 JUST AFT OF THE ICE SHIELD. REPAIRED IAW EA6-53-521A.

Part: SKIN — DENTED (BS 296) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - DENT IN LEFT FUSELAGE SKIN AT APPROXIMATELY FUSELAGE STATION 296 BETWEEN STRINGER 18 AND 19. REPAIRED IAW HORIZON AIR EA 6-53-521A.

Part: STRUCTURE — CORRODED (LAV SERVICE DOOR) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - THE EDGE OF THE LAV SERVICE DOOR LOWER LANDING IS CORRODED ABOUT 2" FORWARD OF THE LOWER CORNER. REPAIRED IAW RD 8-53-2103 AND HORIZON AIR EA 6-53-796.

Part: SKIN — CHAFED (TE FLAP) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - LEFT INBOARD FLAP UPPER SURFACE OUTBOARD END APPROXIMATELY YW140 MID WAY BETWEEN LEADING EDGE AND TRAILING EDGE CHAFE DAMAGE. REPAIRED IAW RD 8/4-57-728 AND RD 8/4-57-001.

Part: FLAP TRACK — GOUGED (TE FLAPS) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - LEFT INBOARD FLAP NR 1 UPPER TRACK VERTICAL WEB BETWEEN UPPER AND LOWER RAILS CHAFED/GOUGED AND WORN. REPAIRED IAW Q400 MM 27-52-00, 27-54-01.

Part: STRUCTURE — CORRODED (LAV SERVICE DOOR) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - THE EDGE OF THE LAV SERVICE DOOR LOWER LANDING IS CORRODED ABOUT 2" FORWARD OF THE LOWER AFT CORNER. REPAIRED IAW SRM 51-26-10, 51-14-00 AND RD8-53-2103 AND EA 6-53-796.

Part: SPAR — CHAFED (RT WING) · airframe 12,713 hrs · 12,795 cycles

PDX - C3 CHAFE ALONG LOWER LANDING FLANGE OF RIGHT WING FORWARD SPAR APPROXIMATELY WS 140.00 - 155.00. REPAIRED IAW RD 84-57-731.

Part: THRESHOLD — CORRODED (FUSELAGE) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - MAIN CABIN DOOR THRESHOLD HAS CORROSION AROUND SEVERAL RIVETS AND SCREW HOLES. REPAIRED IAW SRM 51-42-05.

Part: SPAR — CHAFED (RT WING) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - CHAFE ALONG LOWER LANDING FLANGE OF RIGHT WING FORWARD SPAR AT STATION WS 140.00-155.00. REPAIRED IAW SRM 57-20-05 AND RD8/4-57-731.

Part: SPAR — CHAFED (RT WING) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - CHAFE AT RIGHT WING FORWARD SPAR LOWER LANDING FLANGE AT STATION WS43.00-50.00. REPAIRED IAW SRM 57-20-05 AND RD8/4-57-731.

Part: THRESHOLD — CORRODED (FUSELAGE) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - THRESHOLD MEMBER UNDER THRESHOLD PLATE HAS NUMEROUS PLACES OF CORROSION TOP AND BOTTOM SIDES AROUND NUPLATES AND RIVET HOLES. REPAIRED IAW DHC-8 SRM 51-42-05 AND RD 8/4-53-1660.

Part: THRESHOLD — CORRODED (PAX DOORWAY) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - MAIN CABIN DOOR THRESHOLD HAD CORROSION AROUND SEVERAL RIVETS AND SCREW HOLES. REPAIRED IAW DHC-8-400 SRM 51-42-05.

Part: SPAR — CHAFED (RT WING) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - CHAFE AT RIGHT FORWARD SPAR LOWER LANDING FLANGE APPROXIMATELY WS 43.00-50.00. REPAIRED IAW RD 84-57-731.

Part: THRESHOLD — CORRODED (FUSELAGE) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - THRESHOLD MEMBER UNDER THRESHOLD PLATE HAS NUMEROUS PLACES OF CORROSION TOP AND BOTTOM SIDES AROUND NUTPLATE AND RIVET HOLES. REPAIRED IAW SRM 51-14-00, AND RD8/4-53-1660.

Part: HINGE FITTING — CORRODED (CARGO DOOR) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - AFT BAG DOOR FORWARD HINGE FITTING FOR LAY SHAFT HAS GOUGE FROM SCREW AT BOTTOM AFT EDGE. REPAIRED IAW RD 8/4-53-1716.

Part: HINGE FITTING — GOUGED (CARGO DOOR) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - AFT BAG DOOR FORWARD HINGE FITTING FOR LAY SHAFT HAS GOUGE FROM SCREW AT BOTTOM AFT EDGE. REPAIRED IAW SRM 51-00-02, AND RD8/4-53-1716.

Part: SKIN — CORRODED (FUSLAGE) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - SURFACE CORROSION ON DOUBLER BEHIND LOWER TCAS ANTENNA. REPAIRED IAW SRM 53-10-31.

Part: SEAT TRACK — DAMAGED (FUSELAGE) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - OVERSIZE HOLE ON SEAT TRACK SPLICE FORWARD OUTBOARD NR 11 SEAT TRACK. REPAIRED IAW SRM 51-40-15 AND 51-40-07.

Part: FRAME — CRACKED (VERTICAL STAB) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - 1/4 INCH CRACK IN FLANGE RADIUS OF EMPENNAGE OBLIQUE FRAME AT STATION X935, 11 O`CLOCK POSITION LEFT HAND SIDE OF CUTOUT FOR V-STAB FORWARD TUNNEL. REPAIRED IAW SRM 51-42-05, 51-40-10.

Part: FRAME — CRACKED (FUSELAGE) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - 1.4" CRACK IN FLANGE RADIUS OF EMPENNAGE OBLIQUE FRAME AT X935, 11 O'CLOCK POSITION. LEFT SIDE OF CUTOUT FOR V-STAB TUNNEL. REPAIRED IAW Q400 SRM 51-42-05 AND 51-40-10.

Part: STRUCTURE — CORRODED (FUSELAGE) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - SURFACE CORROSION ON DOUBLER BEHIND LOWER TCAS ANTENNA. REPAIRED IAW PSM 1-84-7A.

Part: SEAT TRACK — GOUGED (BS 430) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - GOUGE INSIDE SEAT TRACK NR 7 AT STATION X430.00. REPAIRED IAW SRM 51-21-10 AND RD8/4-53-884.

Part: SEAT TRACK — DAMAGED (FUSELAGE) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - LEFT OUTBOARD SEAT TRACK NR 1 HAS MINOR SCRATCHES FROM STATION X100, X156, X200 REPAIRED IAW SRM 51-21-10 AND RD8/4-53-884.

Part: SEAT TRACK — CHAFED (BS 549-559) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - CHAFE DAMAGE INSIDE SEAT TRACK NR 7 AT STATION X549.00 TO X559.00. REPAIRED IAW SRM 51-21-10 AND RD8/4-53-884.

Part: SEAT TRACK — DAMAGED (FUSELAGE) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - LEFT OUTBOARD SEAT TRACK NR 2 MINOR SCRATCHES, MINOR CHAFES AT STATION X232, X305, X340, X355, X388, AND X428. REPAIRED IAW SRM 51-71-10, AND RD8/4-53-884.

Part: SEAT TRACK — GOUGED (BS 430) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - GOUGE INSIDE SEAT TRACK NR 7 AT APPROXIMATELY STATION X430.00. REPAIRED IAW RD 8/4-53-884 AND DHC-8-400 SRM 51-21-10.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - RIGHT INBOARD SEAT TRACK HAS PITTING CORROSION FROM STATION X90-X95. REPAIRED IAW SRM 51-40-07 AND RD8/4-53-884.

Part: SEAT TRACK — CORRODED (BS 471-473) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - CORROSION INSIDE SEAT TRACK NR 7 AT APPROXIMATELY STATION X471.00 AND X473.00. REPAIRED IAW RD 8/4-53-884 AND DHC-8-400 SRM 51-21-10.

Part: SEAT TRACK — GOUGED (BS 529) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - GOUGE INSIDE SEAT TRACK NR 7 AT APPROXIMATELY STATION X529.00. REPAIRED IAW RD 8/4-53-884 AND DHC-8-400 SRM 51-21-10.

Part: SEAT TRACK — DAMAGED (FUSELAGE) · airframe 12,713 hrs · 12,794 cycles

C3 PDX-LT OB SEAT TRACK NR 2 MINOR SCRATCHES, MINOR CHAFES AT STATION X232, X305-X428. REPAIRED IAW RD8/4-53-884, AND SRM 51-21-10.

Part: SEAT TRACK — CORRODED (BS 500) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - CORROSION INSIDE SEAT TRACK NR 7 AT STATION X500.00. REPAIRED IAW SRM 51-21-10 AND RD8/4-53-884.

Part: CARGO TRACK — CORRODED (FUSELAGE) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - AFT BAG COMPARTMENT LEFT INBOARD TRACK CORROSION OUTBOARD FLANGE APPROXIMATELY X774 TO X778 AND YL10. REPAIRED IAW DHC-8-400 SRM 51-42-05.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - RIGHT INBOARD SEAT TRACK HAS PITTING CORROSION FROM STATION X68-X85. REPAIRED IAW SRM 51-40-07 AND RD8/4-53-884.

Part: SEAT TRACK — GOUGED (BS 529) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - GOUGE INSIDE SEAT TRACK NR 7 AT STATION X529.00. REPAIRED IAW SRM 51-21-10 AND RD8/4-53-884.

Part: SEAT TRACK — CHAFED (BS 199) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - CHAFE DAMAGE INSIDE SEAT TRACK NR 6 AT STATION X199.00. REPAIRED IAW SRM 51-21-10 AND RD8/4-53-884.

Part: BRACKET — CORRODED (BS 82 S31R) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - CORROSION ON TOP OF BRACKET FOR GROUNDING STUDS 3452GS5 AND 3452GS6 AT STATION X82 STRINGER 31R. REPAIRED IAW SRM 51-14-00, 51-21-10, 51-25-10, AND 51-25-20.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 12,713 hrs · 12,794 cycles

C3 PDX-RT IB SEAT TRACK HAS PITTING CORROSION GROM X90-X95. REPAIRED IAW RD8/4-53-884 AND SRM 51-40-07, 51-40-15, AND SRM 51-42-05.

Part: SEAT TRACK — CORRODED (BS 500) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - CORROSION INSIDE SEAT TRACK NR 7 AT APPROXIMATELY STATION X500.00. REPAIRED IAW RD 8/4-53-884 AND DHC-8-400 SRM 51-21-10.

Part: SEAT TRACK — CORRODED (BS 471-473) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - CORROSION INSIDE SEAT TRACK NR 7 AT STATION X471.00 AND X473.00. REPAIRED IAW SRM 51-21-10 AND RD8/4-53-884.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 12,713 hrs · 12,794 cycles

C3 PDX-RT IB SEAT TRACK HAS PITTING CORROSION FROM X68-X85. REPAIRED IAW RD8/4-53-884, SRM 51-40-15SRM 51-40-04, SRM 51-42-05.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - CORROSION ON SEAT TRACK NR 5 AT APPROXIMATELY STATION X16.700. REPAIRED IAW RD 8/4-53-884, DHC-8-400 SRM 51-40-15 AND SRM 51-42-05.

Part: CHANNEL — MISDRILLED (RT WING) · airframe 12,713 hrs · 12,794 cycles

C3 PDX-RT WING BOX PANEL 621BT HAS 12 RIVETS HOLES MISDRILLED FOR GANG CHANNEL. REPAIRED IAW SRM 51-42-05, 51-21-10, AND SRM 51-25-40.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 12,713 hrs · 12,794 cycles

C3 PDX-RT SEAT TRACK CORROSION AT X6.0 TOP OF RAIL. REPAIRED IAW RD8/4-53-884 AND SRM 51-40-15, 51-40-00, AND SRM 51-40-07.

Part: SEAT TRACK — DAMAGED (FUSELAGE) · airframe 12,713 hrs · 12,794 cycles

C3 PDX-LT OB NR 4 SEAT TRACK HAS MINOR SCRATCHES AND MINOR CHAFING AT STATION X590-X664. REPAIRED IAW RD8/4-53-884, AND SRM 51-42-05, SRM 51-40-07.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - CORROSION ON SEAT TRACK NR 5 AT STATION X16.700. REPAIRED IAW SRM 51-40-15 AND 51-42-05.

Part: BRACKET — CRACKED (LT NAC DIAPHRAGM) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - LEFT NACELLE TRAILING WING TO OUTBOARD NACELLE DIAPHRAGM BRACKETS IS CRACKED. REPAIRED IAW SRM 51-40-10 AND 51-42-05.

Part: FLOOR SKIN — CORRODED (CARGO BAY) · airframe 12,713 hrs · 12,794 cycles

C3 PDX-AFT BAGGAGE COMPARTMENT FLOOR SKIN CORROSION AROUND PANEL 144JZ APERTURE AT X764 TO X782 AND YL11 TO YL20. REPAIRED IAW SRM 51-21-00 AND SRM 51-14-00, SRM 51-21-10, AND SRM 51-25-10.

Part: PANEL — CORRODED (CARGO DOOR) · airframe 12,713 hrs · 12,795 cycles

PDX C3 AFT BAG DOOR COMPARTMENT CORROSION AROUND PANEL 144GZ APERTURE AFT EDGE. REPAIRED IAW -8 400 SRM 51-14-00-350-803, 51-21-10 AND 51-20-00.

Part: PANEL — CORRODED (FUSELAGE) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - AFT BAG COMPARMENT CORROSION AROUND PANEL 144HZ APERTURE. REPAIRED IAW DHC-8-400 SRM TASK 51-14-00-350-803, 51-21-10 AND SRM 51-20-00.

Part: FLOORBEAM — CORRODED (BS 783) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - AFT BAGGAGE COMPARTMENT FLOORBEAM ANGLE FORWARD OF X783.10 CORROSION AT STATION YL13 TO YL23. REPAIRED IAW SRM 51-21-00, 51-14-00, AND 51-21-10.

Part: PANEL — CORRODED (CARGO BAY) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - AFT BAGGAGE COMPARTMENT CORROSION AROUND PANEL 144HZ APERTURE. REPAIRED IAW SRM 51-21-00, 51-14-00, AND 51-21-10.

Part: PANEL — CORRODED (FUSELAGE) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - AFT BAGGAGE COMPARTMENT CORROSION AROUND PANEL 144GZ APERTURE AFT EDGE. REPAIRED IAW SRM 51-21-00, 51-14-00, AND 51-21-10.

Part: FLOORBEAM — CORRODED (CARGO BAY) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - AFT BAG COMPARTMENT FLOOR SUPPORT ANGLE FORWARD OF X783.10 CORROSION APPROXIMATELY YL13 TO YL23. REPAIRED IAW DHC-8-400 SRM 51-14-00-350-803, 51-21-10 AND SRM 51-20-00.

Part: BRACKET — CRACKED (LT NACELLE) · airframe 12,713 hrs · 12,794 cycles

C3 PDX-LT NACELLE TRAILING WING TO OB NACELLE DIAPHRAM BRACKET IS CRACKED. REPAIRED IAW SRM 51-40-10 AND SRM 51-42-05.

Part: FLOORBEAM — CORRODED (FUSELAGE) · airframe 12,713 hrs · 12,794 cycles

C3 PDX-AFT BAGGAGE COMPARTMENT TOP OF BEAM AT STATION FS783.102 CORROSION ON CLIP YL8.5. REPAIRED IAW SRM 51-21-00.

Part: FLOORBEAM — CORRODED (BS 783) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - AFT BAGGAGE COMPARTMENT TOP OF FLOORBEAM AT STATION FS783.102 CORROSION ON CLIP YR8.5 AROUND RIVET. REPAIRED IAW SRM 51-21-00.

Part: ATTACH FITTING — CORRODED (BS 783) · airframe 12,713 hrs · 12,794 cycles

C3 PDX-AFT BAGGAGE COMPARTMENT TOP BEAM AT FS783.102 CORROSION ON CLIP YR8.5 AROUND RIVET. REPAIRED IAW SRM 51-21-00.

Part: BEAM — CORRODED (BS 783) · airframe 12,714 hrs · 12,795 cycles

C3 PDX - AFT BAGGAGE COMPARTMENT TOP OF BEAM AT STATION FS 783.102, CORROSION ON CLIP YL8.5. REPAIRED IAW SRM 51-21-00.

Part: DOOR — OUT OF RIG (CARGO) · airframe 12,605 hrs · 12,704 cycles

PDX FLIGHT: AFT CARGO DOOR HARD TO CLOSE. MAINTENANCE ADJUSTED AND RIGGED AFT CARGO DOOR. FUNCTIONAL CHECKS GOOD. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: SWITCH — MALFUNCTIONED (AUTOFEATHER) · airframe 12,264 hrs · 12,408 cycles

SEA FLIGHT NR 2460: AUTOFEATHER SELECT WOULD NOT REMAIN ILLUMINATED WHEN AUTOFEATHER SWITCH IS PUSHED. MAINTENANCE REMOVED AND INSTALLED SERVICABLE AUTOFEATHER SWITCH ASSY IAW STANDARD PRACTICES. PERFORMED OPS TEST OF PROP AUTOFEATHER AND UPTRIM SYSTEM IAW Q400 AMM 61-20-00-710-801. OPS TEST PASSED. AIRCRAFT RETURNED TO SERVICE.

Part: HANDLE — UNSECURE (PAX DOOR) · airframe 12,151 hrs · 12,304 cycles

LAX FLIGHT NR 2442, FUSELAGE DOOR WARNING LIGHT ILLUMINATED. AFT CARGO DOOR SHOWED OPEN ON DOOR PAGE. AIRCRAFT DEPRESSURIZED ABOUT 1 MINUTE AFTER WARNING LIGHT ILLUMINATED. MAINTENANCE INSPECTED AND FOUND AFT CARGO DOOR HANDLE POPPED. CLEANED DOOR HANDLE AND FOUND GROUND SERVICE AGENTS DID NOT PROPERLY SECURE HANDLE. CYCLED AFT CARGO DOOR HANDLE TO LOCK POSITION SEVERAL TIMES WITH NO DEFECTS NOTED. PERFORMED OPS TEST OF THE AFT CARGO DOOR PROX SENSOR PER Q400 AMM 31-62-00. PRESSURIZED AIRCRAFT USING NR 1 ENGINE AIR AND ALL INDICATIONS WERE NORMAL. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: WARNING MESSAGE — ILLUMINATED (BLEED SYS) · airframe 12,064 hrs · 12,226 cycles

BOI FLIGHT NR 2364 - NR 1 AND NR 2 BLEED HOT CAUTION ILLUMINATED AFTER TAKEOFF. MAINTENANCE C/W BLEED AIR OPS CHECK IAW Q400 AMM 36-11-00. OPS CHECK GOOD. NO PARTS REPLACED AND AIRCRAFT RETURNED TO SERVICE.

Part: ACTUATOR — FAILED · airframe 11,965 hrs · 12,130 cycles

SEA FLIGHT 2341: YAW DAMPER NOT CENTERED MESSAGE. RETURNED TO GATE. MAINTENANCE REMOVED AND REPLACED YAW DAMPER ACTUATOR IAW Q400 AMM TASK 22-11-36-000-801 AND 22-11-36-400-801. OPS TEST GOOD. NO DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE.

Part: WARNING SYSTEM — MALFUNCTIONED (BLEED AIR SYS) · airframe 11,847 hrs · 12,018 cycles

BOI FLIGHT 2433: AFTER TAKEOFF, DUAL BLEED HOT CAUTION LIGHTS CAME ON. RETURNED AIRCRAFT TO BOI. MAINTENANCE C/W FIM TASK 36-20-00-810-805 FOR 31 AND NR 2 BLEED HOT CAUTION LIGHTS. OPERATIONAL TEST OF BLEED SYSTEM CHECKS NORMAL PER TASK 36-11-00-710-802. GROUND RAN AIRCRAFT. NO FURTHER CAUTION LIGHTS DISPLAYED. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: WARNING LIGHT — FALSE ACTIVATION (BLEED AIR) · airframe 11,622 hrs · 11,812 cycles

RNO FLIGHT 2440: AFTER TAKEOFF, NR 1 AND NR 2 BLEED HOT CAUTION LIGHTS ILLUMINATED. MAINTENANCE CLEARED CAUTION LIGHTS IAW Q400 FIM TASK 36-20-00-810-805. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: WARNING MESSAGE — FALSE ACTIVATION · airframe 11,597 hrs · 11,791 cycles

SEA - FLIGHT 2394 AFTER PUSHBACK, YAW DAMPER NOT CENTERED MESSAGE ON PFD. MAINTENANCE PERFORMED OPS TEST IAW Q400 AMM 22-11-36-710-801. OPS CHECKED GOOD. NO DEFECTS NOTED AND NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: DEICE SYSTEM — WARNING LIGHT (WINGS) · airframe 5,170 hrs · 4,811 cycles

PDX FLIGHT NR 2308: DURING APPROACH, THE DEICE PRESSURE CAUTION LIGHT CAME ON. RUNNING THE CHECKLIST DID NOT SOLVE THE PROBLEM. DEICE PRESSURE GAUGE SHOWED BOOT SEGMENTS SECOND INBOARD FROM WINGTIP INFLATED. MAINTENANCE C/W FUNCTIONAL TEST OF AIRFRAME PNEUMATIC DEICING SYSTEM PER AMM TASK 30-11-00-720-801, TR 30-047. NO DEFECTS NOTED. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: COMPUTER — MALFUNCTIONED (AHRU) · airframe 10,524 hrs · 10,821 cycles

SEA FLIGHT NR 2392: ON CLIMB-OUT, NR 1 PFD ATTITUDE AND HEADING FAILED. MAINTENANCE REMOVED AND REPLACED THE NR 1 AHRU IAW QX MTC #6342101. OPS CHECK GOOD. AIRCRAFT IS CAT III WITH PLACARDS REFLECTING THAT. AIRCRAFT RETURNED TO SERVICE.

Part: INDICATION SYS — MALFUNCTIONED (AIRSPEED) · airframe 11,189 hrs · 11,411 cycles

SEA FLIGHT NR 2382: AIRSPEED INDICATOR MISSMATCH. ELEV FEEL, PITCH TRIM, SPLR OUTBD RUD CTRL CAUTION LIGHTS ILLUMINATED. FOLLOWED BY DEICE PRESS PROP DEICE CAUTION LIGHTS. MAINTENANCE C/W MAIN AND STANDBY PITOT/STATIC DRIAN IAW AMM 34-11-06. FOUND WATER IN NR 1 SYSTEM. C/W MTC 6341102. C/W ENGINE GROUND RUN. NO DEFECTS NOTED. ALSO C/W AMM 34-11-00 CLEANING OF PITOT/STATIC LINES. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: WIRE HARNESS — DAMAGED (NLG WOW) · airframe 10,997 hrs · 11,234 cycles

PDX FLIGHT 2301: DURING CLIMB AT 220-230 KTS, OVERSPEED WARNING HORN SOUNDED. THERE WERE NO OTHER ABNORMAL INDICATIONS. AIRCRAFT WAS RETURNED TO FIELD. LANDING WAS NORMAL AND NOT OVERWEIGHT. THE OVERSPEED HORN SOUNDED 5 OR 6 TIMES IN AN INTERMITTENT MANNER. MAINTENANCE SUSPECTED THE WARNING HORN THAT SOUNDED WAS THE TAKEOFF WARNING HORN INSTEAD OF THE OVERSPEED WARNING HORN DUE TO -NGWOFW1 FAULT (L) PROX SENS OPEN- FAULT IN FAULT HISTORY OF PSEU. REMOVED AND REPLACED NLG WOW NR 1 HARNESS AND FUNCTIONAL TEST OF TAKEOFF WARNING SYSTEM. FUNCTIONAL TEST GOOD. NO FURTHER DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE.

Part: POWER UNIT — MALFUNCTIONED (STANDBY) · airframe 10,966 hrs · 11,202 cycles

PDX FLIGHT 2242: AFTER PUSHBACK AND AFTER START CHECKLIST (ENGINES 1 AND 2 BOTH UNFEATHERED) STANDBY PRESS INDICATED ZERO PSI STBY HYD PRESSURE SWITCH LIGHT WAS ON AND NO CAUTION/WARNING LIGHTS ILLUMINATED. NO C/B'S POPPED. CONDUCTED MEL PROCEDURE 29-30-2. FAILED ITEM NR 3 TEST. RETURNED TO GATE. MAINTENANCE REMOVED STANDBY POWER UNIT IAW Q400 AMM TASK 29-11-36-000-801. INSTALLED NEW SERVICEABLE UNIT IAW Q400 AMM TASK 29-11-36-400-801. BLED NR 1 A/C HYD SYSTEM. OPS CHECK STBY POWER UNIT SATISFACTORY. FLUSH NO REQUIRED DUE TO PARTICLE CONTAMINATION INDICATION (Q400 AMM TR 29-074).

Part: BRACKET — CORRODED (FUSELAGE) · airframe 12,713 hrs · 12,795 cycles

PDX C3 - CORROSION ON TOP OF BRACKET FOR GROUNDING STUDS 3452GS5 AND 3452GS6 AT STATION X82 STRINGER 31R. REPAIRED IAW Q400 SRM 51-25-10, 51-25-20. AND 51-14-00-350-803.

Part: WARNING LIGHT — ILLUMINATED (COCKPIT) · airframe 10,315 hrs · 10,594 cycles

RNO FLIGHT NR 2444: IN CRUISE FLIGHT GOT IAS MISMATCH WITH ELEVATOR FEEL, PITCH TRIM, SPOILER OUTBOARD AND RUD CTRL CAUTION LIGHTS. AS PER CHECKLIST, SELECTED NR 2 ADC AND MESSAGES EXTINGUISHED. MAINTENANCE BLEW LOTS OF WATER FROM CAPTAIN'S PITOT. CLEANED NR 1 AND NR 2 PITOT AND STATIC SYSTEM IAW Q400 MM 34-11-00-170-801. C/W PITOT/STATIC LEAK CHECK IAW MTC 6341102. CHECK IS GOOD. C/W ADU OPS TEST (NR 1 AND NR 2) IAW MTC 6341101. OPS CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: ROLLER — FAILED (CARGO DOOR) · airframe 10,328 hrs · 10,637 cycles

GEG FLIGHT NR 2367, FUSELAGE DOOR WARNING THROUGH CLIMB. FOLLOWED APPROPRIATE CHECKLIST, RETURNED TO GEG. CONFIRMED INFLIGHT WARNING TO BE AFT BAGGAGE DOOR WITH NO LOSS OF CABIN PRESSURE. AIRCRAFT FERRIED TO PDX. MAINTENANCE REPLACED THE LOWER FWD ROLLER IAW AMM TASK 52-31-24-400-801, AND REPAIRED IAW HORIZON AIR EO 6-52-145 AND EO 6-52-397. AFT CARGO DOOR CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: HANDLE — UNSECURE (CARGO DOOR) · airframe 2,021 hrs · 2,474 cycles

FCA FLIGHT NR 2396, FUSELAGE DOOR WARNING LIGHT ILLUMINATED DURING CLIMB. RAN CHECKLIST. MFD SHOWED AFT BAGGAGE DOOR OPEN. RETURNED TO FIELD. DID NOT DECLARE EMERGENCY. MAINTENANCE INSPECTED CARGO DOOR HANDLE. FOUND LATCH NOT SECURED. INSPECTED HANDLE LATCH AND NO DISCREPANCIES NOTED. PERFORMED OPERATIONAL TEST IAW AMM TASK 52-31-00-710-801. OPS CHECKED GOOD. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: WARNING LIGHT — ILLUMINATED (PITCH TRIM) · airframe 10,129 hrs · 10,457 cycles

BOI FLIGHT NR 2300: PITCH TRIM CAUTION ILLUMINATED DURING ENGINE START. MAINTENANCE COMPLIED WITH FIM PROCEDURE 27-30-00 PAGES 210-211. ALL FAULTS CLEARED. OK FOR CONTINUED SERVICE. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: PROXIMITY SENSOR — CONTAMINATED (SERVICE DOOR) · airframe 9,978 hrs · 10,323 cycles

GTF FLIGHT 2321: AFT SERVICE DOOR WARNING LIGHT INTERMITTENT AFTER DEPARTURE. MAINTENANCE CLEANED ICE AND DEBRIS FROM DOOR PROX SENSOR. CYCLED DOOR SEVERAL TIMES. OPS CHECK GOOD. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: LAMP — INOPERATIVE (INDICATOR) · airframe 9,755 hrs · 10,121 cycles

SEA - FLIGHT 2411: VENT INLET LIGHT FAILS TO ILLUMINATE DURING AFT BAGGAGE SMOKE WARNING TEST. MAINTENANCE RELAMPED VENT INLET CLOSED LIGHT. OPS CHECK GOOD. NO COMPONENTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: SKIN — WORN (TE FLAP) · airframe 9,654 hrs · 10,030 cycles

PDX: LT OUTBOARD FLAP INBOARD EDGE NEXT TO NACELLE HAS A WORN SPOT 1/4" DIAMETER. MX CHAFE DAMAGE IS 4" LX, 35" W AND IS .014" MAX DEPT.MAPPED FOR ENGINEERING. HFEC INSP OF CHAFED AREA FOR CRACKS IAW Q400 NDTM PART 6, 51-00-02. NO CRACKS NOTED. PERFORMED DISBOND CHECK IAW 1-84-7Q, PT-1, 51-00-05. NO DISBOND NOTED. VERIFIED THAT CHAFE AREA IS BLENDED IAW EA 6-57-351 AND RD 8/4-57-559. HFEC INSP BLEND IAW 1-84-7A, PT-6, 51-00-02. NO CRACKS NOTED. UT THICKNESS CHECK IAW 1-84-7A PT-6, 51-00-02. NO CRACKS NOTED. UT THICKNESS CHECK IAW 1-84-7A, 51-00-04-ME .032, NIM .022. ALODINED, PRIMED AND PAINTED IAW EA 6-57-351 AND RD-8/4-57-559. REINSTALLED POLYURETHANE/ACRYLIC TAPE TO INBOARD LT FLAP AND EDGE SEALED WITH POLYU

Part: ENGINE — DAMAGED (NR 2) · airframe 9,654 hrs · 10,030 cycles

PDX: BORESCOPE INSPECTION OF THE NR 2 ENGINE S/N FCEFA0174 CIS REVEALED MISSING MATERIAL AT APPROXIMATELY 10 O'CLOCK POSITION REQUIRING ENGINE REMOVAL IAW EO 6-72-136B FIGURE 12 (SHEET 2). MAINTENANCE REMOVED AND REPLACED NR 2 ENGINE PER MTC #6710003 AND 6710004. ALL OPS CHECKS ARE GOOD. LEAK CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: HANDLE — UNSECURE (CARGO DOOR) · airframe 9,281 hrs · 9,680 cycles

PDX FLIGHT 2415: CLIMBING THROUGH 3000 FT, MASTER WARNING FUSELAGE LIGHT ILLUMINATED. MFD DOOR PAGE SHOWED BAGGAGE LIGHT ILLUMINATED. RETURNED TO FIELD. MAINTENANCE INSPECTED AND FOUND AFT CARGO DOOR HANDLE EXTENDED. SEATED HANDLE, NO DEFECTS FOUND. SUSPECT DOOR HANDLE NOT COMPLETELY STOWED. NO DEFECTS FOUND ON LATCH ASSY. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: AMPLIFIER — MALFUNCTIONED (FIRE LOOP) · airframe 9,069 hrs · 9,495 cycles

"CHECK FIRE DETECT" WARNING LIGHT ILLUMINATED IN CRUISE AT 23000. NR 2 ENGINE FAULT A-LIGHT WAS ILLUMINATED ON FIRE PANEL. BOTH LIGHTS EXTINGUISHED AFTER ABOUT 15 SECONDS. NO FIRE. UNEVENTFUL LANDING. MX REPLACED FIRE DETECT CONTROL AMP IAW MM TASK 26-10-01-000-801 AND 26-10-01-400-801. ALSO REPLACED NR 2 ENGINE PEC FIRE LOOP IAW TASK 26-11-03-000-801 AND 26-11-03-400-801. OPS CHECK GOOD. NO FAULTS FOUND. AIRCRAFT RETURNED TO SERVICE.

Part: GENERATOR — MALFUNCTIONED (ZONE 100) · airframe 9,036 hrs · 9,462 cycles

BOI - ON FLIGHT 2302, RETURNED TO GATE, JUST AS POWER WAS BEING ADDED FOR TAKEOFF (10 PERCENT TORQUE), NR 1 AC GENERATOR LIGHT ILLUMINATED. RAN CHECKLIST. DID NOT RESET. REPLACED NR 1 AC GENERATOR. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: DOOR ACTUATOR — FAILED (ENGINE OIL) · airframe 9,012 hrs · 9,441 cycles

NR 1 OIL TEMP AT 114 DEG C DURING CLIMB. REFERENCED EMERGENCY CHECKLIST (CLOSED #2 BYPASS DOOR) OIL TEMP REDUCED TO 109 DEGREE C AT LEVEL OFF (FL 230) OIL TEMP NORMAL AT 90 DEGREES C. INTERROGATED CDS FOUND EXCEEDANCE TO BE 114.5 DEGREE C FOR 836 SECONDS. DETERMINED TO BE AREA A AS PER S-11-00-992-802. COMPLIED WITH ENGINE INSPECTION AFTER SUSTAINED RUNNING AT TEMP OUTSIDE OF SPECIFIED LIMITS. IAW TASK 05-33-00-210-814. FOUND ACOC FLAP DOOR ACTUATOR FAILED OPS TEST. REPLACED ACOC DOOR IAW DHC-8-400 MM TASK 79-21-31-000-801 AND 79-21-31-000-8021. GROUND RAN AIRCRAFT AT HIGH POWER FOR 15 MINUTES. OPERATIONAL CHECK AND LEAK CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: ENGINE — LEAKING (NR 1) · airframe 8,786 hrs · 9,227 cycles

WHILE ON THE GROUND WITH ENGINES RUNNING, F/A ADVISED CABIN GETTING HAZY OR SMOKY WITH ODOR DETECTED. REPLACED NR 1 ENGINE. OPS CHECK GOOD. NO LEAKS NOTED. ACFT RETURNED TO SERVICE.

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHT) · airframe 8,705 hrs · 9,147 cycles

SEA- FORWARD EMERGENCY LIGHTS ARE INOP. MAINTENANCE REPLACED THE BATTERY PACK. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: HANDLE — UNSECURE (CARGO DOOR) · airframe 8,685 hrs · 9,130 cycles

YEG - ON FLIGHT 2315 THE AFT BAGGAGE DOOR CAUTION ILLUMINATED. PRESSURIZATION LOST AT 6,000 FEET. AIRCRAFT RETURNED TO FIELD AND ACCOMPLISHED AN UNEVENTFUL LANDING. MAINTENANCE FOUND THE HANDLE NOT STOWED. INSPECTED DOOR AND OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. NO PARTS REPLACED.

Part: CONTROL UNIT — MALFUNCTIONED (STAB CONTROL) · airframe 8,495 hrs · 8,967 cycles

AT 230 KIAS AT 8000 MSL, (AUTOPILOT WAS NOT ENGAGED) PITCH TRIM AND AUTO TRIM FAIL CAUTION ADVISORY MESSAGE AND LIGHTS ILLUMINATED SIMULTANEOUSLY. ACCOMPLIESHED EMERGENCY CHECKLIST AND RETURNED TO LAX. FCECU FAILURE 63, 67, E3, E7, CLEARED IAW 400 FIM TASK 27-00-00-810-805, 27-32-06-810-808 AND 27-32-06-810-803. OPS CHECK OF PITCH TRIM GOOD. NO MESSAGES, CAUTION LIGHTS OR FAULT CODES SHOWN. NO PARTS REPLACED. ACFT RETURNED TO SERVICE.

Part: PROXIMITY SENSOR — OUT OF ADJUST (MGL DOOR) · airframe 8,029 hrs · 8,544 cycles

GEG - ON FLIGHT 2396 (SEA-FCA) AT CRUISE (25000 FEET) THE AFT BAGGAGE DOOR WARNING CAME ON. THERE WAS NO LOSS OF PRESSURIZATION. ACCOMPLISHED CHECKLIST, DEPRESSURIZED AIRCRAFT AND DIVERTED TO GEG, WHERE A UNEVENTFUL LANDING WAS ACCOMPLISHED. ON LANDING THE WARNING LIGHT EXTINGUISHED, THEN CYCLED ON AND OFF DURING TAXI. MAINTENANCE ADJUSTED THE DOOR LOCK PROXIMITY SENSOR. AIRCRAFT RETURNED TO SERVICE. NO PARTS REPLACED.

Part: WARNING LIGHT — ILLUMINATED (TE FLAPS) · airframe 7,889 hrs · 8,409 cycles

LAX - FLIGHT 2343 - THE CHECKLIST WAS COMPLIED WITH WHEN ON APPROACH THE FLAP POWER CAUTION LIGHT ILLUMINATED. MAINTENANCE INSPECTED THE AIRCRAFT AND ACCOMPLISHED THE FLAP POWER NUISANCE CAUTION LIGHT RESET PROCEDURE. THE OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: WARNING LIGHT — FALSE ACTIVATION (TE FLAPS) · airframe 7,889 hrs · 8,409 cycles

LAX - FLIGHT 2343 - THE CHECKLIST WAS COMPLIED WITH WHEN ON APPROACH THE FLAP POWER CAUTION LIGHT ILLUMINATED. MAINTENANCE INSPECTED THE AIRCRAFT AND ACCOMPLISHED THE FLAP POWER NUISANCE CAUTION LIGHT RESET PROCEDURE. THE OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: WARNING LIGHT — FALSE ACTIVATION (TE FLAPS) · airframe 7,882 hrs · 8,402 cycles

LAX - FLIGHT 2428 - THE FLAP POWER CAUTION LIGHT ILLUMINATED WHILE ON APPROACH AND THE CREW C/W THE CHECKLIST. MAINTENANCE INSPECTED THE AIRCRAFT AND ACCOMPLISHED THE FLAP POWER NUISANCE CAUTION LIGHT RESET PROCEDURE. OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: CONNECTOR — LOOSE (LANDING GEAR) · airframe 7,834 hrs · 8,355 cycles

PDX - FLIGHT 2307 - THE FLIGHT RETURNED TO FIELD AFTER THE CREW RECEIVED AN ANTI-SKID MESSAGE DURING THE CLIMB. MAINTENANCE INSPECTED THE AIRCRAFT AND CLEANED AND RESECURED A LOOSE CONNECTOR FOUND ON THE RIGHT MAIN LANDING GEAR. OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: CARGO TRACK — CORRODED (ZONE 100) · airframe 7,797 hrs · 8,321 cycles

PDX - AFT CARGO LEFTHAND INBOARD TRACK CORROSION ON OUTBOARD FLANGE APPROXIMATELY X672 TO X691. REPAIRED IAW DHC-8 400 SRM 51-42-05-330-801.

Part: SEAT TRACK — CORRODED (ZONE 100) · airframe 7,797 hrs · 8,321 cycles

PDX - RIGHTHAND INBOARD SEAT TRACK CORROSION APPROXIMATELY X705 TO X712. REPAIRED IAW RD 8/4-53-884.

Part: STRINGER — CORRODED (ZONE 100) · airframe 7,797 hrs · 8,321 cycles

PDX - STRINGER 295 IS CORRODED AT STATION X-32 TO X-16. REPAIRED IAW DHC-8 400 SRM 51-21-10 AND SRM 51-25-10.

Part: STRINGER — CORRODED (FUSELAGE) · airframe 7,797 hrs · 8,321 cycles

PDX - STRINGER 27 STARBOARD SIDE, IS CORRODED AT STATION X-29 TO -26. REPAIRED IAW Q400 SRM 51-21-10 AND SRM 51-25-10.

Part: STRINGER — CORRODED (ZONE 100) · airframe 7,797 hrs · 8,321 cycles

PDX - STRINGER 275 IS CORRODED AT STATION X-1C. REPAIRED IAW Q400 SRM 51-21-10 AND 51-25-10.

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 7,783 hrs · 8,307 cycles

PDX - RIGHT HAND FORWARD INBOARD SEAT TRACK HAS HEAVY CORROSION IN NUMEROUS LOCATIONS. REPLACED IAW DHC-8 SRM 51-42-00 AND SRM 51-40-15.

Part: SEAT TRACK — CORRODED (ZONE 100) · airframe 7,797 hrs · 8,321 cycles

PDX - RIGHTHAND INBOARD SEAT TRACK CORROSION APPROXIMATELY X721 TO X732. REPAIRED IAW RD 8/4-53-884.

Part: SUPPORT BRACKET — CRACKED (ZONE 400) · airframe 7,797 hrs · 8,321 cycles

PDX - LT DIAPHRAM SUPPORT BRACKET AT NACELLE TO OUTBOARD WING JUNCTION IS CRACKED. REPAIRED IAW DHC-8 400 SRM 51-40-15.

Part: CARGO TRACK — CORRODED (ZONE 100) · airframe 7,797 hrs · 8,321 cycles

PDX - AFT CARGO RIGHTHAND INBOARD TRACK CORROSION ON OUTBOARD FLANGE APPROXIMATELY X672 TO X692. REPAIRED IAW DHC-8-4- SRM 51-42-05 AND SRM 51-40-10.

Part: SUPPORT BRACKET — CRACKED (ZONE 400) · airframe 7,797 hrs · 8,321 cycles

PDX - RIGHTHAND DIAPHRAM SUPPORT BRACKET AT NACELLE TO OUTBOARD WING JUNCTION IS CRACKED. REPAIRED IAW DHC08 400 SRM 51-40-15, 51-42-05 AND 51-42-45.

Part: SEAT TRACK — CORRODED (ZONE 100) · airframe 7,797 hrs · 8,321 cycles

PDX - RT INBOARD SEAT TRACK CORROSION APPROXIMATELY X696. REPAIRED IAW RD 8/4-53-884.

Part: GCU — INOPERATIVE (ZONE 100) · airframe 7,722 hrs · 8,257 cycles

PDX - FLIGHT 2575 - NR 2 DC GENERATOR CAUTION LIGHT CAME ON. MAINTENANCE REMOVED AND REPLACED NR 2 DC GENERATOR GCU. GROUND RAN. OPERATIONAL CHECKS NORMAL. AIRCRAFT RETURNED TO SERVICE.

Part: CONTROLLER — FAILED (ZONE 200) · airframe 7,704 hrs · 8,239 cycles

DURING THE CLIMB FROM YEG, THE PRESSURIZATION FAILED. THE CHECKLIST WAS FOLLOWED AND PRESSURIZATION WAS FOUND TO BE CONTROLLABLE IN MANUAL MODE. MAINTENANCE INSPECTED THE AIRCRAFT AND DEFERRED THE AUTO PORTION OF THE PRESSURIZATION SYSTEM. OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE. SDR TO REMAIN OPEN PENDING CLEARANCE OF THE MEL. *S/D* MAINTENANCE REPLACED THE PRESSURE CONTROLLER. OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: WIRE HARNESS — DAMAGED (PROPELLER) · airframe 6,176 hrs · 6,818 cycles

PDX - FLIGHT 2317 PROP DE-ICE CAUTION LIGHT ILLUMINATED APPROXIMATELY 5 SECONDS AFTER ILLUMINATION OF NR 2 PROP DE-ICE ADVISORY LIGHT. COMPLIED WITH PROP DE-ICE CAUTION LIGHT CHECKLIST. PROP DE-ICE CAUTION LIGHT CONTINUED TO ILLUMINATE. MAINTENANCE REPLACED WIRE HARNESS. TEST OF PROP DE-ICING SYSTEM CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: COLLAR — CHAFED (ZONE 400) · airframe 5,966 hrs · 6,627 cycles

PDX - CHAFING AROUND OUTSIDE OF HORSE COLLAR. REPAIRED IAW HORIZON AIR EA 6-54-301.

Part: BRACKET — CRACKED (ZONE 400) · airframe 5,966 hrs · 6,627 cycles

PDX - CRACKED L-BRACKET TOP FORWARD RIGHT HAND ENGINE NACELLE. REPAIRED IAW HORIZON AIR EA 6-54-283 AND RD 8/471-032.

Part: MANIFOLD — INOPERATIVE (ZONE 700) · airframe 5,800 hrs · 6,472 cycles

PDX - ON FLIGHT NUMBER 2354, NOSE WHEEL STEERING CAUTION CAME ON 8 SECONDS AFTER NOSE WHEEL STEERING SELECTED ON. CONDUCTED ABNORMAL CHECKLIST PROCEDURES AND CAUTION RE-ILLUMINATED. INTERROGATED SCU CODES. CLEANED SCU AND FOUND SQVC TO BE HARD FAULTED. REMOVED AND REPLACED NOSE WHEEL STEERING MANIFOLD. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: PROXIMITY SENSOR — OUT OF ADJUST (LT MLG DOOR) · airframe 5,763 hrs · 6,439 cycles

SEA - FLIGHT 9999 - WITH THE GEAR RETRACTED AND IN LEVEL FLIGHT, THE LT MAIN GEAR DOOR CYCLED. ALSO, THE LT MAIN GEAR INDICATED UNSAFE. MAINTENANCE INSPECTED THE AIRCRAFT AND FOUND THE LT GEAR DOOR CLOSED PROXIMITY GAP SENSOR TOO FAR. MAINTENANCE RE-RIGGED THE PROX SENSORS AND PERFORMED OPERATIONAL CHECKS. THE CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: HANDLE — OUT OF SEQUENCE (CARGO DOOR) · airframe 8,619 hrs · 9,070 cycles

EUG - ON CLIMBOUT, THE AFT BAGGAGE DOOR LIGHT ILLUMINATED SETTING OFF THE MASTER WARNING AND FUSELAGE DOOR LIGHT. NO LOSS OF PRESSURE, CONTINUED TO EUG. ON APPROACH THE AIRCRAFT DEPRESSURIZED. MAINTENANCE FOUND DOOR HANDLE OUT OF SEQUENCE. RESET HANDLE AND WARNING EXTINGUSHED. CYCLED DOOR THREE MORE TIMES. WARNING OPERATED NORMALLY. AIRCRAFT WAS RETURNED TO SERVICE AND NO PARTS WERE REPLACED.

Part: WARNING LIGHT — ILLUMINATED (SPOILERS) · airframe 5,480 hrs · 6,171 cycles

GEG-ON FLIGHT NUMBER 2356, ROLL SPOILER OUTBOARD GROUND CAUTION LIGHT ILLUMINATED UPON CLEARING RUNWAY AFTER LANDING. FLIGHT/TAXI SWITCH FOR SPOILERS STILL IN FLIGHT POSITION. PFCS INDICATES OUTBOARD SPOILERS IN RETRACTED POSITION. PLACED ON MEL. THE OUTBOARD SPOILER LOWER LIFT DUMP VALVE WAS REPLACED. OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: STALL WARNING — MALFUNCTIONED (COCKPIT) · airframe 5,281 hrs · 5,973 cycles

PDX - ON FLIGHT 2400 PUSHER SYSTEM FAIL CAUTION LIGHT ILLUMINATED ON TAXI IN. RAN ABNORMAL CHECKLIST, LIGHT STAYS ILLUMINATED. COMPLETED STALL TEST. NO PARTS REPLACED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: SMOKE DETECTOR — WILL NOT TEST (FWD CARGO BAY) · airframe 5,166 hrs · 5,855 cycles

PDX - FLIGHT 2559 - THE FORWARD SMOKE DETECTOR DOES NOT TEST. MAINTENANCE INSPECTED THE SYSTEM AND REPLACED THE FORWARD CARGO BAY SMOKE DETECTOR. OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: PROXIMITY SENSOR — FAILED (RT MLG) · airframe 4,997 hrs · 5,698 cycles

GEG - FLIGHT 2323 - CRUISING AT 25,000 FT, THE LEFT AND RIGHT MAIN GEAR DOORS WERE CYCLING. THE LEFT AND RIGHT YELLOW GEARS FLASHED ONE TIME. ONLY THE LEFT RED LIGHT ILLUMINATED. MAINTENANCE INSPECTED THE AIRCRAFT AND REPLACED THE RIGHT UPLOCK PROXIMITY SENSOR. OPERATIONAL CHECKS WERE PERFORMED AND CHECKED GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: CONTROL UNIT — FAILED (ZONE 100) · airframe 4,963 hrs · 5,662 cycles

ON TAKEOFF THE CREW RECEIVED A FLAP POWER CAUTION LIGHT WHEN THE FLAPS WERE SELECTED UP. THE CREW RESET THE C/B AS PER THE ABNORMAL CHECK LIST AND THE CAUTION LIGHT EXTINGUISHED. MAINTENANCE INSPECTED THE AIRCRAFT FLAP SYSTEMS AND REPLACE THE FLAP POWER CONTROL UNIT. OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: FCU — MALFUNCTIONED (TE FLAPS) · airframe 4,948 hrs · 5,644 cycles

YYC FLIGHT 2329 AFTER DEPARTURE AIRCRAFT HAD FLAP POWER CAUTION MESSAGE. RAN CHECKLIST, LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED FCU. OPERATION CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: WARNING LIGHT — ILLUMINATED (TE FLAPS) · airframe 4,948 hrs · 5,648 cycles

CREW RETURNED TO FIELD WHEN AFTER TAKE OFF THEY RECEIVED A FLAP POWER CAUTION AND THE FLAPS DID NOT RETRACT. MAINTENANCE INSPECTED THE AIRCRAFT AND ASSOCIATED WIRING, OPERATED THE FLAPS SEVERAL TIMES. NO DISCREPANCIES WERE NOTED. THE AIRCRAFT WAS RETURNED TO SERVICE. NO PARTS WERE REPLACED.

Part: CONNECTOR — DIRTY (APU FIRE BOTTLE) · airframe 4,833 hrs · 5,525 cycles

GEG - FLIGHT 2392 - CREW RECEIVED AN APU BOTTLE LOW MESSAGE WITH INTERMITTENT WARNINGS. MAINTENANCE CLEANED THE CONNECTOR P813, LOCATED ON THE REAR PRESSURE BULKHEAD. THE OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE. NO PARTS WERE REPLACED.

Part: CONNECTOR — DIRTY (MASTER WARNING) · airframe 4,798 hrs · 5,489 cycles

APU BOTTLE LOW/CHECK FOR DEFECT/MASTER WARNING COMES ON INTERMITTENTLY DURING FLIGHT. MAINTENANCE INSPECTED THE AIRCRAFT AND CLEANED AND RESECURED THE CONNECTOR. THE MASTER WARNING CLEARED. OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: CARRIAGE — DAMAGED (RT TE FLAP) · airframe 4,757 hrs · 5,441 cycles

PDX - RIGHT FLAP, FLAP TRACK CARRIAGES NR 4, 5 AND THE NR 4 FLAP TRACK FRONT FITTINGS REQUIRE REWORK. REPAIRED TRACKS AND FITTINGS IAW EO 6-27-147, RD 8/4-57-226, AND RD8/4-57-228.

Part: FITTING — DAMAGED (LT TE FLAP) · airframe 4,757 hrs · 5,441 cycles

PDX - LEFT FLAP SPAR FITTING AND FLAP TRACK FRONT FITTING AT ATTACHMENT TO SPAR REQUIRES REWORK. MAINTENANCE REPAIRED FITTINGS IAW EO 6-27-147 AND RD 8/4-57-226.

Part: CONNECTOR — FAULTY (BLEED AIR SYS) · airframe 4,436 hrs · 5,094 cycles

PDX- ON FLIGHT 2255 NR 1 BLEED HOT CAUTION LIGHT ILLUMINATED DURING DESCENT. TURNED BLEED OFF IAW CHECKLIST AND CAUTION LIGHT WENT OUT. CLEANED AND REPINNED CANNON PLUG 2121-P4. NO PARTS REPLACED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: CONTROL UNIT — OUT OF TOLERANCE (DE-ICE SYSTEM) · airframe 4,359 hrs · 5,008 cycles

PDX- ON FLIGHT 2355 WHILE CLIMBING EN ROUTE AND OUTSIDE AIR TEMPERATURE AT -4 DEGREES CELCIUS, PROPELLER DE-ICE CAUTION LIGHT ILLUMINATED. RAN EMERGENCY CHECKLIST AND AFTER CYCLING THE SELECTOR SWITCH ONCE PER THE CHECKLIST THE LIGHT WENT OUT, BUT THE SYSTEM NEVER WORKED AGAIN. RECALIBRATED TMCU IAW TASK 30-61-06-820-801. NO PARTS REPLACED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: FAN — FAULTY (CABIN) · airframe 4,352 hrs · 5,001 cycles

SEA- ON FLIGHT 2307 ELECTRICAL SMELL AROUND MAIN CABIN DOOR. DETERMINED SMELL TO BE COMING FROM GASPERS. SELECTED RECIRCULATION FAN OFF. RAN APU WITH ENGINE BLEEDS WITH NO ODOR. RESELECTED RECIRCULATION FAN ON, ODOR RETURNED. REMOVED AND REPLACED RECIRCULATION FAN. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: TRACK — DIRTY (AFT AIRSTAIRS) · airframe 4,303 hrs · 4,944 cycles

SEA- ON FLIGHT 2292 FLIGHT ATTENDANT `B` REPORTS AFT STAIRS ARE DIFFICULT TO OPERATE. CLEANED SLIDE TRACKS. NO PARTS REPLACED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: DUCT — OUT OF POSITION (CABIN PRESSURE) · airframe 4,281 hrs · 4,924 cycles

SEA- ON FLIGHT 2345 AT 22,000 FEET RAPID DEPRESSURIZATION. RAN DEPRESSURIZATION CHECKLIST. EMERGENCY DESCENT. RAN MANUAL PRESSURIZATION CHECKLIST, NOTHING WORKED. NO HEAT OR PRESSURIZATION. NO DOOR WARNING LIGHTS. AIRCRAFT LANDED SAFELY. CABIN TO RECIRCULATION OUTLET DUCT BLOWN OFF MIXING BOX. INSTALLED NEW DUCT AND SEALS. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: AIRSTAIR — INOPERATIVE (ZONE 800) · airframe 3,978 hrs · 4,582 cycles

ON FLIGHT 2395 AFT AIRSTAIR WILL NOT SLIDE OUT. CLEANED AND LUBED AFT AIRSTAIR SLINDING ASSEMBLY. NO PARTS REPLACED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: SKIN — DENTED (ZONE 300) · airframe 3,969 hrs · 4,573 cycles

FORE RUDDER HAS A DENT 4 INCHES FROM LOWER CENTER HINGE. REPAIRED IAW Q400 SRM 51-25-05-370-801, RD 8/4-55-126 AND HORIZON AIR EA 6-55-54.

Part: SKIN — NICKED (ZONE 100) · airframe 3,969 hrs · 4,573 cycles

NICK IN LOWER FORWARD FUSELAGE SKIN BETWEEN RT STRINGERS 32 AND 33, 7 INCHES AFT OF X1.0. REPAIRED IAW Q400 SRM 51-26-10, 51-14-00, 51-00-02, 51-00-04, 51-25-05-370-801, RD 8/4-53-719 AND HORIZON AIR EA 6-53-296.

Part: STRUCTURE — CRACKED (RT NACELLE) · airframe 3,969 hrs · 4,573 cycles

PDX- AFT END OF RT HAND NACELLE FINGERNAIL DECK IS CRACKED AROUND BOLT HOLES. REPAIRED IAW Q400 SRM 51-00-02, TASK 51-00-02-250-801 AND RD 8/4-54-044.

Part: SKIN — NICKED (ZONE 100) · airframe 3,969 hrs · 4,573 cycles

LOWER FORWARD FUELAGE EXTERIOR SKIN IS NICKED BETWEEN LT STRINGERS 32 AND 33, 6 INCHES AFT OF X32.4. REPAIRED IAW Q400 SRM 51-26-10, 51-14-00, 51-00-02, 51-00-04, 51-25-05-370-801, RD 8/4-53-717 AND HORIZON AIR EA 6-53-295.

Part: SKIN — NICKED (ZONE 100) · airframe 3,969 hrs · 4,573 cycles

TWO NICKS 2 INCHES APART OUTBOARD OF RIGHT STRINGER 32, 3 INCHES FORWARD OF X1.0 LOWER FUSELAGE EXTERIOR. REPAIRED IAW Q400 SRM 51-26-10, 51-14-00, 51-00-02, 51-00-04, 51-25-05-370-801 AND RD 8/4-53-505.

Part: SKIN — NICKED (ZONE 100) · airframe 3,969 hrs · 4,573 cycles

TWO NICKS .2500 INCH APART IN LOWER FUSELAGE SKIN BETWEEN LEFT STRINGERS 31 AND 32, 2 INCHES AFT OF X1.0. REPAIRED IAW Q400 SRM 51-26-10, 51-14-00, 51-00-02, 51-00-04, 51-25-05-370-801, RD 8/4-53-714 AND HORIZON AIR EA 6-53-296.

Part: SKIN — NICKED (ZONE 100) · airframe 3,969 hrs · 4,573 cycles

LOWER FUSELAGE SKIN EXTERIOR IS NICKED BETWEEN LEFT HAND STRINGERS 32 AND 33 11.5 INCH AFT OF X32.4. REPAIRED IAW Q400 SRM 51-26-10, 51-00-04, 51-00-02, 51-25-05-370-801 AND RD 8/4-53-666.

Part: SKIN — NICKED (ZONE 100) · airframe 3,969 hrs · 4,573 cycles

TWO NICKS 1 INCH APART IN LOWER FORWARD FUSELAGE SKIN BETWEEN LEFT STRINGERS 26 & 27 AT X38.4 LOWER FORWARD FUSELAGE EXTERIOR. REPAIRED IAW Q400 SRM 51-14-00, 51-00-02, 51-00-04, 51-25-05-370-801 AND RD 8/4-53-716.

Part: SKIN — NICKED (ZONE 100) · airframe 3,969 hrs · 4,573 cycles

LOWER FORWARD FUSELAGE SKIN IS NICKED AT RIGHT STRINGER 31, 9 INCHES FORWARD OF X19.7. REPAIRED IAW Q400 SRM 51-26-10, 51-14-00, 51-00-02, 51-00-04, 51-25-05-370-801 AND RD 8/4-53-666.

Part: SHIM — SPLIT (ZONE 300) · airframe 3,969 hrs · 4,573 cycles

FORWARD LT HAND HORIZONTAL STABILIZER SHIM IS SPLIT AND STARTING TO SEPERATE. REPAIRED IAW Q400 SRM 55-10-00 AND TASK 55-10-00-400-801.

Part: SUPPORT ANGLE — CRACKED (ZONE 400) · airframe 3,969 hrs · 4,573 cycles

NR 1 ENGINE LOWER COWL BYPASS DOOR APERTURE RIGHT SIDE SUPPORT ANGLE IS CRACKED. REPAIRED IAW HORIZON AIR EO 6-71-103.

Part: SKIN — NICKED (ZONE 100) · airframe 3,969 hrs · 4,573 cycles

LOWER FUSELAGE SKIN HAS A NICK BELOW THE RIGHT FORWARD EMERGENCY EXIT, 10 INCHES AFT OF X71.2, BELOW RIGHT HAND STRINGER 28. REPAIRED IAW Q400 SRM 51-26-10, 51-14-00, 51-00-02, 51-00-04, 51-25-05-370-801 AND RD 8/4-53-505.

Part: DOOR FRAME — NICKED (ZONE 200) · airframe 3,969 hrs · 4,573 cycles

RT AFT SERVICE DOOR APERTURE IS NICKED ON FORWARD SIDE 13.5 INCH DOWN FROM TOP. REPAIRED IAW Q400 SRM 51-14-00 AND 51-25-15.

Part: SKIN — SCRATCHED (ZONE 100) · airframe 3,969 hrs · 4,573 cycles

LOWER FUSLEAGE SKIN IS SCRATCHED AT LEFT HAND STRINGER 27, 6 INCH AFT OF X38.4. REPAIRED IAW Q400 SRM 51-26-10, 51-14-00, 51-00-02, 51-00-04, 51-25-05-370-801 AND RD 8/4-53-666.

Part: SKIN — NICKED (ZONE 100) · airframe 3,969 hrs · 4,573 cycles

PDX- RIGHT FUESLAGE SKIN IS NICKED 3 INCHES AFT OF X712.3 JOINT ALONG STRINGER 22 AFT OF RIGHT SERVICE DOOR. REPAIRED IAW Q400 SRM 51-26-10, 51-00-02, 51-00-04 AND RD 8/7-53-666.

Part: SKIN — DENTED (PAX DOOR) · airframe 3,969 hrs · 4,573 cycles

MAIN CABIN DOOR OUTER SHELL HAS A SMALL DENT AT UPPER FORWARD CORNER. REPAIRED IAW Q400 SRM 51-20-10, 51-25-05 AND RD 8/4-53-666.

Part: SHROUD — CRACKED (ZONE 400) · airframe 3,969 hrs · 4,573 cycles

PDX- NR 2 NACELLE RT HAND SIDE, NACELLE TO FLAP SHROUD DIAPHRAGM IS CRACKED AT STATION XN200.06. REPAIRED IAW Q400 SRM 51-40-10, 51-42-05.

Part: SUPPORT ANGLE — CRACKED (ZONE 400) · airframe 3,969 hrs · 4,573 cycles

NR 1 ENGINE LOWER COWL BYPASS DOOR APERTURE LEFT SIDE SUPPORT ANGLE IS CRACKED. REPAIRED IAW HORIZON AIR EO 6-71-103.

Part: STRUCTURE — NICKED (ZONE 200) · airframe 3,969 hrs · 4,573 cycles

PDX- RIGHT SERVICE DOOR APERTURE IS NICKED ON FORWARD SIDE 13.5 INCHES DOWN FROM TOP. REPAIRED IAW Q400 SRM 51-26-10, 51-00-02, 51-00-04 AND RD 8/4-53-666.

Part: FLANGE — CHAFED (ZONE 100) · airframe 3,969 hrs · 4,573 cycles

WING TO FUSELAGE FAIRING FORWARD APERTURE FLANGE IS CHAFED ON PANEL 262HT. REPAIRED IAW Q400 RD 8/4-53-451 AND SRM 51-00-02.

Part: FLANGE — CHAFED (ZONE100) · airframe 3,969 hrs · 4,573 cycles

WING TO FUSELAGE FAIRING FORWARD APERTURE FLANGE IS CHAFED AT PANEL 262FT. REPAIRED IAW Q400 SRM 51-00-02 AND RD 8/4-53-451.

Part: FLANGE — CHAFED (ZONE 100) · airframe 3,969 hrs · 4,573 cycles

WING TO FUSELAGE FAIRING FORWARD APERTURE FLANGE IS CHAFED AT PANEL 262AT. REPAIRED IAW Q400 SRM 51-00-02 AND RD 8/4-53-451.

Part: SUPPORT BRACKET — CRACKED (ZONE 400) · airframe 3,969 hrs · 4,573 cycles

LEFT LOWER COWL AFT CONE SUPPORT BRACKET IS CRACKED. REPAIRED IAW HORIZON AIR EO 6-71-103.

Part: STOP — CHAFED (ZONE 800) · airframe 3,969 hrs · 4,573 cycles

PDX- MAIN CABIN DOOR AFT STOP FITTING IS CHAFED. SECOND STOP DOWN FROM TOP. REPAIRED IAW Q400 SRM 51-21-10, 51-25-10

Part: PAINT — SCRATCHED (FUSELAGE) · airframe 3,711 hrs · 4,284 cycles

PDX- FUSELAGE SKIN HAS A SCRATCH BELOW RIGHT HAND AFT SERVICE DOOR. REPAIRED IAW Q400 RD 8/4-53-0677 AND HORIZON AIR EA 6-53-288.

Part: BATTERY PACK — DISCHARGED (CABIN) · airframe 3,374 hrs · 3,927 cycles

PDX-EMERGENCY LIGHTS ARE INOPERATIVE AT RIGHT HAND FORWARD EXIT DOOR. REMOVED AND REPLACED BATTERY PACKS AND EMERGENCY POWER SUPPLY UNIT FOR RIGHT HAND FORWARD EXIT LIGHTS. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: WEB — CRACKED (NR 1 COWLING) · airframe 3,266 hrs · 3,804 cycles

PDX - NR 1 LOWER COWL AFT CONE VERTICAL WEB UPPER LEG CRACKED. REPAIRED IAW RD 8/4-71-016.

Part: WEB — CRACKED (NR 1 COWLING) · airframe 3,266 hrs · 3,804 cycles

PDX - NR 1 ENGINE LOWER COWL AFT CONE VERTICAL WEB LOWER LEG ANGLE IS CRACKED. REPAIRED IAW RD 8/4-71-016.

Part: COWLING — CHAFED (NR 1) · airframe 3,266 hrs · 3,804 cycles

PDX - NR 1 LOWER COWL OIL COOLER APERTURE FORWARD RIGHT HAND SIDE HAS A 1 INCH LONG CHAFE. REPAIRED IAW HORIZON AIR EA 6-71-92.

Part: DEFLECTOR — CHAFED (OIL COOLER) · airframe 3,266 hrs · 3,804 cycles

PDX - NR 1 OIL COOLER AIR DEFLECTION FOIL HAS CHAFE ON RIGHT HAND SIDE FROM LOWER COWL ANGLE. REPAIRED IAW Q400 PART 6, 51-00-02.

Part: PROXIMITY SENSOR — OUT OF ADJUST (NLG) · airframe 3,230 hrs · 3,761 cycles

SEA-ON FLIGHT NUMBER 9801, AFTER ENGINE START, NOSE GEAR DOORS OPENED FOR 5 SECONDS AND THEN CLOSED ON THEIR OWN. NOSE GEAR UNSAFE LIGHT ILLUMINATED. FOUND NOSE GEAR DOWN 1 PROX SENSOR TOO FAR. ADJUSTED PROX SENSOR TO PROPER INDUCTANCE VALUE. GROUND RAN AIRCRAFT, MOVED NOSE WHEEL STEERING FRON SIDE TO SIDE. GEAR DOORS DID NOT OPEN. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: SWITCH — DIRTY (CARGO DOOR) · airframe 2,320 hrs · 2,796 cycles

GTF-ON FLIGHT NUMBER 2321, ON TAKEOFF ROTATION FUSELAGE DOORS CAUTION LIGHT ILLUMINATED. FORWARD BAGGAGE DOOR LIGHT SHOWED OPEN. UNABLE TO PRESSURIZE AIRCRAFT. INSPECTED FORWARD CARGO DOOR AND SWITCHES. CLEANED AND LUBED SWITCHES. OPERATED DOOR, NO WARNINGS AT THIS TIME. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: SPRING — STICKING (CARGO DOOR) · airframe 2,273 hrs · 2,748 cycles

PDX - FLIGHT 2329 - AIRCRAFT RETURNED TO FIELD WHEN AFTER TAKEOFF THE CREW RECEIVED A FORWARD BAGGAGE DOOR CAUTION LIGHT AND THE AIRCRAFT WOULD NOT PRESSURIZE. MAINTENANCE INSPECTED THE AIRCRAFT AND FOUND THE DOOR SPRING STICKING. THE DOOR AND SPRING WAS CLEANED AND LUBRICATED. OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE. NO PARTS WERE REPLACED.

Part: SWITCH — FROZEN (ZONE 800) · airframe 2,239 hrs · 2,717 cycles

YYC - FLIGHT 2333 - CREW RETURNED TO FIELD WHEN AFTER TAKEOFF THE FORWARD BAGGAGE DOOR WARNING LIGHT ILLUMINATED AND THE AIRCRAFT WOULD NOT PRESSURIZE. MAINTENANCE INSPECTED THE AIRCRAFT AND FOUND THE RIGHT CARGO DOOR PROXIMITY SWITCH FROZEN. THE SWITCH WAS THAWED AND OPERATIONAL CHECKS WERE PERFORMED. OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE. NO PARTS WERE REPLACED.

Part: SENSOR — LACK OF LUBE (DOOR) · airframe 2,158 hrs · 6,627 cycles

BTM - FLIGHT 381 - AIRCRAFT RETURNED TO FIELD WHEN AFTER TAKEOFF THE REAR PASSENGER DOOR AND FORWARD CARGO DOOR INDICATED OPEN. MAINTENANCE INSPECTED BOTH DOORS, CLEANED AND LUBED SENSORS, AND PERFORMED OPERATIONAL CHECKS. OPERATIONAL CHECKS WERE GOOD AND NO FURTHER DEFECTS WERE NOTED. AIRCRAFT RETURNED TO SERVICE.

Part: SENSOR — FROZEN (CARGO DOOR) · airframe 2,064 hrs · 2,526 cycles

YYC - FLIGHT 2333 - DURING LIFTOFF, CREW RECEIVED A MASTER WARNING FOR FUSELAGE DOORS, AND THE AIRCRAFT DID NOT PRESSURIZE. MAINTENANCE INSPECTED AND FOUND THE FORWARD BAGGAGE DOOR SENSOR FROZEN. THE DOOR SENSOR WAS CLEANED AND LUBED. OPERATIONAL CHECKS OF THE DOOR AND THE PRESSURIZATION SYSTEM WERE PERFORMED AND CHECKED GOOD. AIRCRAFT WAS RETURNED TO SERVICE.

Part: PANEL — FAILED (ZONE 400) · airframe 1,918 hrs · 2,361 cycles

SEA- ON LANDING APPROACH 1 1/2 NOUTICAL MILES OUT, PROP RPM DESTABILIZED BETWEEN 1020 AND 950 IN TWO SECOND CYCLES ON BOTH ENGINES. AIRSPEED ABOUT 130, TORQUE 13-15%, REDUCED NP NOT SELECTED. ADJUSTING TORQUE DID NOT STOP CYCLES. MOVING CONDITION LEVERS TO 950 DID NOT STABILIZE PROPS AND THEY REMAINED STABILIZED AT 1020 WHEN MAX THEN SELECTED. AIRCRAFT LANDED WITHOUT INCIDENT. REMOVED AND REPLACED FUEL/ENGINE/PROPELLER CONTROL PANEL. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: CONTROLLER — MALFUNCTIONED (CABIN PRESSURE) · airframe 1,915 hrs · 2,356 cycles

SEA - CREW RETURNED TO FIELD WHEN DURING CLIMB THEY WERE UNABLE TO PRESSURIZE THE AIRCRAFT. MAINTENANCE INSPECTED THE AIRCRAFT AND PERFORMED AN OPERATIONAL CHECK OF THE PRESSURIZATION SYSTEM. OPERATIONAL CHECKS WERE GOOD. NO DEFECTS WERE NOTED AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: CHANNEL — CRACKED (LT COWLING) · airframe 1,844 hrs · 2,275 cycles

PDX- LEFT HAND VERTICAL CHANNEL IS CRACKED IN LEFT HAND LOWER COWL. REPAIRED IAW Q400 SRM 71-61-01 PAGE 405.

Part: CHANNEL — CRACKED (RT COWLING) · airframe 1,844 hrs · 2,275 cycles

PDX- LEFT HAND HORIZONTAL CHANNEL IS CRACKED IN RIGHT HAND LOWER COWL. REPAIRED IAW Q400 RD 8/4-71-016.

Part: SKIN — DAMAGED (FUSELAGE) · airframe 1,844 hrs · 2,275 cycles

PDX- DAMAGE TO FUSELAGE SKIN BETWEEN STATIONS X722.102 AND X728.102 AND STRINGERS 24R AND 26R. REPAIRED IAW HORIZON AIR EA 6-53-78 "B", 6-53-140, AND Q400 RD 8/4-53-250.

Part: CHANNEL — CRACKED (RT COWLING) · airframe 1,844 hrs · 2,275 cycles

PDX- LEFT HAND VERTICAL CHANNEL IS CRACKED IN RIGHT HAND LOWER COWL. REPAIRED IAW Q400 RD 8/4-71-016.

Part: FRAME — CRACKED (RT COWLING) · airframe 1,844 hrs · 2,275 cycles

PDX- AFT CONE CENTER SUPPORT FRAME IS CRACKED ON RIGHT HAND LOWER COWL. REPAIRED IAW Q400 RD 8/4-71-016.

Part: CHANNEL — CRACKED (RT COWLING) · airframe 1,844 hrs · 2,275 cycles

PDX- RIGHT HAND VERTICAL CHANNEL IS CRACKED IN THE RIGHT HAND LOWER COWL. REPAIRED IAW Q400 RD 8/4-71-016.

Part: CHANNEL — CRACKED (RT COWLING) · airframe 1,844 hrs · 2,275 cycles

PDX- RIGHT HAND HORIZONTAL CHANNEL IS CRACKED IN RIGHT HAND LOWER COWL. REPAIRED IAW Q400 RD 8/4-71-016.

Part: SUPPORT ANGLE — CRACKED (RT COWLING) · airframe 1,844 hrs · 2,275 cycles

PDX- AFT CONE LOWER SUPPORT ANGLE IS CRACKED IN RIGHT HAND LOWER COWL. REPAIRED IAW Q400 RD 8/4-71-016.

Part: FRAME — CRACKED (LT COWLING) · airframe 1,844 hrs · 2,275 cycles

PDX- LEFT HAND LOWER COWL AFT CONE CENTER CENTER SUPPORT FRAME AND LOWER SUPPORT ANGLE ARE CRACKED. REPAIRED IAW Q400 RD 8/4-71-016 AND SRM 51-41-05.

Part: SEAL — TORN (ZONE 800) · airframe 1,566 hrs · 1,954 cycles

SEA-LOST CABIN PRESSURE AT 10,000 FEET DESCENDING INTO SEA. RAN RAPID DEPRESSURIZATION CHECKLIST. DID NOT WORK IN MANUAL. FLIGHT ATTENDANT REPORTED HEARING POP IN REAR OF CABIN. INSPECTED AND FOUND AFT CARGO DOOR SEAL TORN. REMOVED AND REPLACED SEAL. GROUND RAN AIRCRAFT. PRESSURIZED. PRESSURE CHECKED GOOD. NO LEAKS NOTED. AIRCRAFT RETURNED TO SERVICE.

Part: SENSOR — OUT OF ADJUST (CARGO DOOR) · airframe 745 hrs · 920 cycles

GEG - FLIGHT WAS DIVERTED WHILE EN ROUTE TO SEA FOR A FUSELAGE DOORS WARNING LIGHT. MAINTENANCE INSPECTED AND ADJUSTED THE AFT CARGO DOOR SENSOR IAW AMM 52-31-00 (NO PARTS WERE REPLACED). AN OPERATIONAL CHECK WAS PERFORMED AND SYSTEM TESTED GOOD. AIRCRAFT RETURNED TO SERVICE.