N151SY

Part: SUPPORT ROD — CRACKED (FUEL PANEL) · airframe 14,490 hrs · 8,014 cycles

FUELING PANEL SUPPORT ROD IS CRACKED AND GOUGED. C-CHECK RO 9/24/2020. REMOVED AND REPLACED FUEL PANEL SUPPORT ROD, REF E175 AMM.

Part: RIB — CRACKED (PANEL) · airframe 14,490 hrs · 8,014 cycles

PANEL 345 AR INNER RIB CRACKED, AS MARKED. C-CHECK RO 9/24/2020. REMOVED AND REPLACED CRACKED RIB ON PANEL 345AR, REF EMB SRM.

Part: GUIDE — CRACKED (RT WING TE FLAP) · airframe 14,490 hrs · 8,014 cycles

RT WING NR 2 MAIN FLAP CARRIAGE INBOARD AFT TRACK GUIDE CRACKED. C-CHECK RO 9/24/2020. REMOVED AND REPLACED RT NR 2 MAIN FLAP CARRIAGE INBOARD AFT TRACK GUIDE, REF E-175 AMM. RIGGING AND OPERATIONAL TEST CHECKS GOOD.

Part: GUIDE — CRACKED (TE FLAP) · airframe 14,490 hrs · 8,014 cycles

LT WING NR 4 AFT FLAP CARRIAGE INBOARD FWD TRACK GUIDE CRACKED. C-CHECK RO 9/24/2020. REMOVED AND REPLACED LT NR 4 AFT FLAP CARRIAGE INBOARD FWD TRACK GUIDE, REF E-175 AMM.

Part: ROD — CHAFED (COCKPIT WINDOW) · airframe 14,490 hrs · 8,014 cycles

CHAFE LOWER ROD ASSEMBLY AS MARKED ON PILOTS DV WINDOW. C-CHECK RO 9/24/2020. BLENDED CHAFED AREA ON LOWER ROD ASSEMBLY, IAW EMB-175 AMM. ROD DIAMETER BEFORE BLENDING WAS 18.03MM AND ROD DIAMETER AFTER BLENDING: 17:86MM. AMM MINIMUM ALLOWED DIAMETER 17.69MM.

Part: ROD — CHAFED (COCKPIT WINDOW) · airframe 14,490 hrs · 8,014 cycles

CHAFE LOWER ROD ASSEMBLY AS MARKED ON CO-PILOTS DV WINDOW. C-CHECK RO 9/24/2020. BLENDED CHAFFED AREA ON LOWER ROD ASSEMBLY, IAW EMB-175 AMM. ROD DIAMETER BEFORE BLEND WAS: 18.05MM. ROD DIAMETER AFTER BLEND: 17.82MM. AMM MIN ALLOWABLE DIAMETER 17.69MM.

Part: SEAT TRACK — CORRODED (FRAME 17) · airframe 14,490 hrs · 8,014 cycles

CORROSION FWD WET AREA LT FLOOR TRACK CORRODED AS MARKED AT FR 17. C-CHECK RO 9/24/2020. PERFORMED CUTOUT OF CORROSION ON FRAME 17 LT FLOOR TRACK. FABRICATED AND INSTALLED FILLER AND DOUBLER, REF EMB SRM. ADDED WEIGHT DOES NOT CHANGE WEIGHT AND BALANCE.

Part: FLOOR SUPPORT — CORRODED (FRAME 90) · airframe 14,490 hrs · 8,014 cycles

CORROSION, AFT WET AREA RT PANEL SUPPORT HAS CORROSION AT FR 90, AS MARKED. C-CHECK RO 9/24/2020. REMOVED CORROSION, MATERIAL LOSS FOUND TO BE BEYOND ANY SRM LIMITS. REMOVAL AND REPLACEMENT OF AFT WET AREA RH PANEL SUPPORT AT FR90, REF EMB175 SRM.

Part: CROSSBEAM — BROKEN (FRAME 86) · airframe 14,490 hrs · 8,014 cycles

FRAME 86 CROSSBEAM LT AND RT PANEL SUPPORTS BROKEN OFF. C-CHECK RO 9/24/2020. REMOVED AND REPLACED FR 86 CROSSBEAM LT AND RT PANEL SUPPORTS, PER SRM. SEE CONTINUATION CARD FOR WORK PERFORMED.

Part: FLOOR SUPPORT — CORRODED (FRAME 87) · airframe 14,490 hrs · 8,014 cycles

CORROSION, AFT WET AREA FR 87 PANEL SUPPORT FWD OF RT SHEAR PANEL CORRODED, AS MARKED. C-CHECK RO 9/24/2020. REMOVED AND REPLACED AFT WET AREA FR 87 PANEL SUPPORT FORWARD OF RT SHEAR PANEL, REF EMB SRM. SEE CONTINUATION CARD FOR WORK PERFORMED.

Part: FLOOR SUPPORT — CORRODED (FRAMES 85-86) · airframe 14,490 hrs · 8,014 cycles

CORROSION, AFT WET AREA RT FLOOR BEAM UPPER SHEET HAS CORROSION AS MARKED FR 85-86. C-CHECK RO 9/24/2020. REMOVED AND REPLACED AFT WET AREA RT FLOOR BEAM UPPER SHEET FR 85-86, REF EMB SRM. SEE CONTINUATION CARD FOR WORK PERFORMED.

Part: FLOOR SUPPORT — CORRODED (FRAME 90) · airframe 14,490 hrs · 8,014 cycles

CORROSION, AFT WET AREA RT PANEL SUPPORT HAS CORROSION AT FR 90, AS MARKED. C-CHECK RO 9/24/2020. REMOVED AND REPLACED RT PANEL SUPPORT AT FRAME 90, REF SRM.

Part: STRUCTURE — CHAFED (LT ENGINE) · airframe 14,490 hrs · 8,014 cycles

RT ENGINE, INBOARD AND OUTBOARD CHEVRON TURKEY FEATHERS ARE CHAFED. C-CHECK RO 9/24/2020. REMOVED AND REPLACED RT ENGINE, INBOARD AND OUTBOARD CHEVRON TURKEY FEATHERS. SEE CONTINUATION CARD FOR STEPS PERFORMED, REF SRM.

Part: SEAT TRACK — CORRODED (FRAMES 84-85) · airframe 14,490 hrs · 8,014 cycles

CORROSION, AFT WET AREA LT FLOOR SEAT TRACK END CORRODED, AS MARKED FR 84-85. C-CHECK RO 9/24/2020. REMOVED COROSION, REF EMB SRM. PERFROMED PERNANENT REPAIR STEPS, IAW ETD.

Part: CROSSBEAM — CORRODED (FRAME 17) · airframe 14,490 hrs · 8,014 cycles

CORROSION FWD WET AREA FR 17 CROSSBEAM AS MARKED IN BETWEEN LT AND RT FLOOR TRACKS. C-CHECK RO 9/24/2020. PERFORMED CUTOUT OF CORROSION ON FRAME 17 CROSSBEAM. FABRICATED AND INSTALLED FILLER AND DOUBLER, REF EMB SRM. ADDED WEIGHT DOES NOT CHANGE WEIGHT AND BALANCE. SEE CONTINUATION CARD FOR WORK PERFORMED.

Part: FLOORBEAM — CORRODED (FRAME 87) · airframe 14,490 hrs · 8,014 cycles

CORROSION, AFT WET AREA LT FLOOR BEAM HAS CORROSION, AS MARKED AT FR 87. C-CHECK RO 9/24/2020. REMOVED DAMAGED AFT WET AREA LT FLOOR BEAM. LOCATED, DRILLED, AND INSTALLED NEW AFT WET AREA LT FLOOR BEAM, REF EMB SRM 51-40-08. APPLIED FINISH, REF EMB SRM & CPM. SEE CONTINUATION CARD FOR WORK PERFORMED. REMOVED AND REPLACED WITH NEW PART FROM FACTORY, NO SIGNIFICANT CHANGE TO WEIGHT AND BALANCE.

Part: ANGLE — CORRODED · airframe 14,490 hrs · 8,014 cycles

CORRODED 3 EA LOWER ANGLES AND 1 EA CRACK RECEPTACLE ON PANEL 1441FR. C-CHECK RO 9/24/2020. REMOVED AND REPLACED 2 EA LOWER ANGLES. PERFORMED BLENDOUT ON (1) ANGLE, FOUND TO BE WITHIN LIMITS. REPLACED DAMAGED RECEPTABLE ON PANEL 1441FR, REF EMB SRM. RESTORED SURFACE PROTECTION, REF EMB SRM. SEE CONTINUATION CARD FOR WORK PERFORMED.

Part: SEAT TRACK — CORRODED (FRAMES 84-85) · airframe 14,490 hrs · 8,014 cycles

CORROSION, AFT WET AREA RT FLOOR SEAT TRACK END CORRODED, AS MARKED FR 84-85. C-CHECK RO 9/24/2020. PERFORMED SEAT TRACK SPLICE REPAIR AT AFT WET AREA RT FLOOR SEAT TRACK FR 84-85, PER SRM. SEE CONTINUATION CARD FOR WORK ACCOMPLISHED.

Part: SPLICE — CORRODED (FLOOR PANEL) · airframe 14,490 hrs · 8,014 cycles

CORROSION ON SPLICE PLATE INSTALLED AT FWD FLANGE OF PANEL 192DL. C-CHECK RO 9/24/2020. REMOVED SPLICE PLATE FWD FLANGE OF PANEL 192 DL AND INSTALLED NEW SPLICE PLATE, REF EMB SRM AMM.

Part: FLOORBEAM — CORRODED (FRAME 87) · airframe 14,490 hrs · 8,014 cycles

CORROSION, AFT WET AREA RT FLOOR BEAM CORRODED AROUND FASTENER, AS MARKED AT FR 87. C-CHECK RO 9/24/2020. REMOVED AND REPLACED AFT WET AREA RT FLOOR BEAM FR 86-89 WITH NEW PART FROM FACTORY. NO SIGNIFICANT CHANGE TO WEIGHT AND BALANCE. APPLIED FINISH, REF EMB SRM. SEE CONTINUATION CARD FOR EVALUATION AND WORK PERFORMED.

Part: BRAKE — FAILED (MLG) · airframe 12,872 hrs · 7,112 cycles

WHILE IN FLIGHT WE HAD INTERMITTENT BRK LH/RH FAIL MESSAGES. WE COORDINATED WITH DISPATCH, DECLARED AN EMERGENCY AND LANDED AFTER ALL APPLICABLE CHECKLIST AND BRIEFINGS WERE COMPLETE. LANDING UNEVENTFUL, HOWEVER UPON LANDING BRK LH RH FAIL MESSAGES REMAINED. DUE TO FAULT 27030650FCS UPPER RUDDER PCU 'HYDRAULIC #1 LO PRESSURE' CONDITION LOGGED IN MDC COMPLIED WITH FIRST STEP IAW FIM OF HYD 1 LO PRESS AND FOUND QUICK DISCONNECT FITTING AT HYDRAULIC PRESSURE LINE TO ENGINE FIREWALL COMING OFF OF EDP ON THE #1 ENGINE TO BE DAMAGED. REMOVED AND REPLACED HYDRAULIC PRESSURE LINE OFF OF #1 ENGINE EDP IAW GELMM. OPS CHECK AND LEAK CHECK GOOD AT THIS TIME. NO BRAKE LH/RH FAIL MESSAGES.

Part: SWITCH — DIRTY (CARGO BAY) · airframe 42,862 hrs · 22,198 cycles

DURING TAKEOFF ROLL AT MCO (85KTS) THE FORWARD CENTER CARGO A-SYSTEM LIGHT ILLUMINATED. PLACED A-SYSTEM LIGHT ON MEL. CLEANED SWITCHES AND OPERATIONAL CHECKS GOOD.

Part: WIRE — BROKEN (CABIN) · airframe 41,524 hrs · 21,708 cycles

DURING A MAINTENANCE LINE CHECK, THE EMERGENCY TRACK LIGHTING IN RIGHT AFT CABIN WAS FOUND INOPERATIVE. REMOVED AND REPLACED A BROKEN WIRE IN C SECTION TERMINAL ON THE RIGHT SIDE. OPERATIONAL CHECKS GOOD.

Part: POWER SUPPLY — INOPERATIVE (CABIN) · airframe 41,115 hrs · 21,553 cycles

DURING A MAINTENANCE LINE CHECK THE FORWARD POWER SUPPLY FAILED THE SELF TEST OF THE EMERGENCY LIGHTS. REMOVED AND REPLACED THE FORWARD CABIN EMERGENCY LIGHTING POWER SUPPLY IAW MM335101, OPERATIONAL CHECKS GOOD.

Part: BATTERY PACK — INOPERATIVE (CABIN) · airframe 33,023 hrs · 20,313 cycles

DURING A LINE MAINTENANCE CHECK, THE EMERGENCY FLOOR PATH LIGHTING WAS FOUND TO BE INOPERATIVE FORWARD OF SEAT 33HJK IN THE AFT CABIN. REMOVED AND REPLACED THE EMERGENCY LIGHTING POWER SUPPLY AND BATTERY IN THE AFT CABIN.

Part: POWER SUPPLY — INOPERATIVE (CABIN)

DURING A LINE MAINTENANCE CHECK, THE OVERWING EMERGENCY LIGHTS BATTERY POWER SUPPLY FAILS TEST. REMOVED AND REPLACED THE OVERWING POWER SUPPLY. OPERATIONALLY CHECKS GOOD.

Part: LIGHT — INOPERATIVE (CABIN)

DURING A LINE MAINTENANCE CHECK, THE EMERGENCY LIGHT (WHITE BAR) BEHIND THE COCKPIT WAS FOUND TO NOT ILLUMINATE ON THE CENTER FORWARD BULKHEAD. FOUND A BROKEN WIRE ABOVE THE FORWARD CENTER BULKHEAD. SPLICED THE WIRE IAW MM 200000. OPERATIONALLY CHECKS GOOD.

Part: SUPPORT — CORRODED (GALLEY)

DURING A HEAVY MAINTENANCE CHECK, THE LOWER AFT RT GALLEY BOTTOM FLANGE WAS FOUND CORRODED. REMOVED FABRICATED ANGLES AND INSTALLED PER SAMPLE.

Part: SEAT TRACK — CORRODED (BS 440 - 470)

DURING A HEAVY MAINTENANCE CHECK, THE SEAT TRACK AT STA 440 TO 470 AT RBL 85 WAS FOUND TO BE CORRODED. SEAT TRACK WAS FOUND TO BE EXFOLIATED COMPLETELY THROUGH. SEAT TRACK WAS REMOVED AND REPLACED.

Part: ENDCAP — CORRODED (CENTER WING)

DURING A HEAVY MAINTENANCE CHECK, THE CENTER WING LOWER BARREL AT STA 1521 LGR 52 RIGHT AND LEFT END CAP FITTING WAS FOUND TO BE CORRODED. REMOVED AND FABRICATED NEW FITTING AND INSTALLED PER SRM 513101.

Part: ANGLE — CRACKED (ELEVATOR)

DURING A HEAVY MAINTENANCE CHECK, THE RT INBOARD ELEVATOR TRAILING EDGE WAS FOUND TO HAVE A CRACK IN THE INBOARD CORNER. REMOVED CORNER CAP AND FABRICATED NEW REPAIR ANGLE AND INSTALLED PER SRM 513501.

Part: ENDCAP — CORRODED (CENTER WING)

DURING A HEAVY MAINTENANCE CHECK, THE CENTER WING LOWER BARREL AT STA 1521 LGR 51 RIGHT END CAP FITTING WAS FOUND TO BE CORRODED. REMOVED AND FABRICATED NEW FITTING AND INSTALLED PER SRM 513101.

Part: SUPPORT — CORRODED (BS 1841)

DURING A HEAVY MAINTENANCE CHECK, THE FLOOR SUPPORT DOG BONE AT STA 1841 X PLUS 10 TO 26 WAS FOUND TO BE CORRODED. REMOVED FABRICATED AND INSTALLED FLOOR SUPPORT PER SRM 513101.

Part: SEAT TRACK — CORRODED (BS 440)

DURING A HEAVY MAINTENANCE CHECK, THE SEAT TRACK AT STA 440 32 LT WAS FOUND CORRODED. REMOVED FABRICATED AND INSTALLED SEAT TRACK PER SRM 513101.

Part: SEAT TRACK — CORRODED (BS 1902 - 1965)

DURING A HEAVY MAINTENANCE CHECK, THE SEAT TRACK AT STA 1902 TO 1965 WAS FOUND TO BE CORRODED. CORROSION REMOVED WAS FOUND TO BE OUT OF LIMITS. REMOVED SEAT TRACK AND INSTALLED NEW SEAT TRACK IAW 537000.

Part: SUPPORT — CORRODED (BS 440)

DURING A HEAVY MAINTENANCE CHECK, A FLOOR SUPPORT CHANNEL AT STA 440 RBL 70 WAS FOUND TO BE CORRODED. REMOVED CORROSION FOUND TO BE OUT OF LIMITS. REMOVED AND REPLACED NEW SUPPORT PER SRM 513101.

Part: SUPPORT — CORRODED (BS 414)

DURING A HEAVY MAINTENANCE CHECK, THE FLOOR SUPPORT AT STA 414 X MINUS 20 WAS FOUND CORRODED ON THE UPPER SURFACE. REMOVED CORROSION MATERIAL LOSS FOUND TO BE OUT OF LIMITS. REMOVED AND INSTALLED NEW FLOOR SUPPORT IAW SRM 513101.

Part: INTERCOSTAL — CORRODED (BS 495)

DURING A HEAVY MAINTENANCE CHECK INTERCOSTAL AT STA 495X EQUALS PLUS AND MINUS 45 WAS FOUND CORRODED AT THE UPPER END. 100 PERCENT MATERIAL LOSS WAS NOTED. REMOVED INTERCOSTAL AND INTERCOSTAL UPPER CAP. FABRICATED NEW INTERCOSTAL AND INSTALLED PER SRM 512101.

Part: SUPPORT — CORRODED (BS 459)

DURING A HEAVY MAINTENANCE CHECK, THE FLOOR SUPPORT AT STA 459 X PLUS 20 Z MINUS 18 WAS FOUND TO BE CORRODED. REMOVED CORROSION FOUND TO BE OUT OF LIMITS. REMOVED FABRICATED AND REINSTALLED FLOOR SUPPORT IAW 511001 FIG 17 AND 513501.

Part: SUPPORT — CORRODED (BS 825)

DURING A HEAVY MAINTENANCE CHECK, A FLOOR SUPPORT AT STA 825 FROM RBL 30 TO RBL 50 WAS FOUND TO BE CORRODED. REMOVED AND REPLACED WITH NEW FLOOR SUPPORT AND INSTALLED PER SRM 513301.

Part: CHANNEL — CORRODED (BS 440 - 470)

DURING A HEAVY MAINTENANCE CHECK, THE TIE DOWN CHANNEL AT STA 440 TO 470 RBL 65 WAS FOUND CORRODED. REMOVED AND REPLACED CORRODED SEAT TRACK REF SRM 531101 AND 513501.

Part: ENDCAP — CORRODED (CENTER WING)

DURING A HEAVY MAINTENANCE CHECK, THE CENTER WING LOWER BARREL AT STA 1521 LGR 48 LEFT END CAP FITTING WAS FOUND TO BE CORRODED. REMOVED AND FABRICATED NEW FITTING AND INSTALLED PER SRM 513101.

Part: ENDCAP — CORRODED (CENTER WING)

DURING A HEAVY MAINTENANCE CHECK, THE CENTER WING LOWER BARREL AT STA 1521 LGR 51 END CAP FITTING WAS FOUND TO BE CORRODED. REMOVED AND FABRICATED NEW FITTING AND INSTALLED PER SRM 513101.

Part: ENDCAP — CORRODED (CENTER WING)

DURING A HEAVY MAINTENANCE CHECK, THE CENTER WING LOWER BARREL AT STA 1521 LGR 50 RIGHT END CAP FITTING WAS FOUND TO BE CORRODED. REMOVED AND FABRICATED NEW FITTING AND INSTALLED PER SRM 513101.

Part: SUPPORT — CORRODED (BS 1887)

DURING A HEAVY MAINTENANCE CHECK, A FLOOR SUPPORT AT STA 1887 X EQUALS PLUS 91 TO MINUS 91 WAS FOUND TO BE CORRODED. REMOVED FABRICATED AND INSTALLED NEW FLOOR SUPPORT PER SRM 513501.

Part: SUPPORT — CORRODED (BS 495)

DURING A HEAVY MAINTENANCE CHECK, THE FLOOR SUPPORT AT STA 495 X PLUS 62 Z MINUS 18 WAS FOUND CORRODED. REMOVED CORROSION FOUND TO BE OUT OF LIMITS. REMOVED AND REPLACED AND REINSTALLED NEW FLOOR SUPPORT IAW SRM 513501 AND 512101.

Part: SUPPORT — CORRODED (BS 1902 - 2607)

DURING A HEAVY MAINTENANCE CHECK, THE FLOOR BOARD SUPPORT AT STA 1902 TO 2607 X MINUS 57 WAS FOUND TO BE CORRODED. REMOVED CORRODED SUPPORT FOUND OUT OF LIMITS. INSTALLED NEW SUPPORT PER SRM 513101.

Part: STRINGER CLIP — CRACKED (WS 402)

DURING A HEAVY MAINTENANCE CHECK, THE RIGHT WING NUMBER THREE TANK STA XORS 402 STRINGER CLIP IS CRACKED AT STRINGER 7. REMOVED FABRICATED AND INSTALLED NEW CLIP PER SRM 513020 AND AMS EO.

Part: SUPPORT — CORRODED (BS 1914 - 2007)

DURING A HEAVY MAINTENANCE CHECK, THE FLOOR SUPPORT AT STA 1914 TO 2007 AT X PLUS 23 WAS FOUND TO BE CORRODED. REMOVED CORRODED SUPPORT AND INSTALLED NEW SUPPORT IAW SRM 513101.

Part: SEAT TRACK — CORRODED (BS 465)

DURING A HEAVY MAINTENANCE CHECK, SEAT TRACK AT STA 465 48 RT IN THE MAIN CABIN WAS FOUND CORRODED. REMOVED AND REPLACED SEAT TRACK PER SRM 537000.

Part: ENDCAP — CORRODED (CENTER WING)

DURING A HEAVY MAINTENANCE CHECK, THE CENTER WING LOWER BARREL AT STA 1521 LGR 50 END CAP FITTING WAS FOUND TO BE CORRODED. REMOVED AND FABRICATED NEW FITTING AND INSTALLED PER SRM 513101.

Part: SEAT TRACK — CORRODED (BS 795 - 825)

DURING A HEAVY MAINTENANCE CHECK, THE SEAT TRACK AT STA 795 TO 825 LBL 6 WAS FOUND TO BE CORRODED. FABRICATED SEAT TRACK PER SAMPLE AND INSTALLED PER SRM 537000.

Part: ENDCAP — CORRODED (CENTER WING)

DURING A HEAVY MAINTENANCE CHECK, THE CENTER WING LOWER BARREL AT STA 1521 LGR 49 RIGHT END CAP FITTING WAS FOUND TO BE CORRODED. REMOVED AND FABRICATED NEW FITTING AND INSTALLED PER SRM 513101.

Part: CHANNEL — CORRODED (BS 1841- 1964)

DURING A HEAVY MAINTENANCE CHECK IN THE AFT CARGO PIT STA 1841 TO 1964 RT SIDE LOWER CENTER FLOOR TO LOWER SIDE FLOOR Z CHANNEL HAS CORROSION ON ENTIRE LENGTH. REMOVED CORROSION AND WAS FOUND OUT OF LIMITS. REMOVED AND INSTALLED NEW CHANNEL PER SRM 513101.

Part: SEAT TRACK — CORRODED (BS 795 - 825)

DURING A HEAVY MAINTENANCE CHECK, THE SEAT TRACK AT STA 795 TO 825 LBL 25 WAS FOUND TO BE CORRODED. REMOVED CORROSION AND INSTALLED FABRICATED PARTS PER SRM 536001.

Part: ENDCAP — CORRODED (CENTER WING)

DURING A HEAVY MAINTENANCE CHECK, THE CENTER WING LOWER BARREL AT STA 1521 LGR 48 RIGHT END CAP FITTING WAS FOUND TO BE CORRODED. REMOVED AND FABRICATED NEW FITTING AND INSTALLED PER SRM 513101.

Part: ENDCAP — CORRODED (CENTER WING)

DURING A HEAVY MAINTENANCE CHECK, THE CENTER WING LOWER BARREL AT STA 1521 LGR 49 LEFT END CAP FITTING WAS FOUND TO BE CORRODED. REMOVED AND FABRICATED NEW FITTING AND INSTALLED PER SRM 513101.

Part: TIE DOWN — CORRODED (BS 795 - 859)

DURING A HEAVY MAINTENANCE CHECK, THE TIE DOWN CHANNEL AT STA 795 TO 859 WAS FOUND CORRODED AT RBL 50. REMOVED CORROSION FOUND TO BE OUT OF LIMITS. REMOVED FABRICATED AND INSTALLED NEW TIE DOWN CHANNEL PER SRM 537000 FIG 1 VOLUME 1.

Part: SUPPORT — CORRODED (BS 1910 - 2007)

DURING A HEAVY MAINTENANCE CHECK, THE LAV AND GALLEY SUPPORT NUT CLIP HOLE WAS FOUND TO BE CORRODED AT STA 1910 TO 2007 X PLUS 52. REMOVED GALLEY SUPPORT AND INSTALLED NEW SUPPORT IAW 513501.

Part: SUPPORT — CORRODED (BS 19105)

DURING A HEAVY MAINTENANCE CHECK, THE FLOOR SUPPORT DOG BONE AT STA 1910 X MINUS 60 TO X MINUS 86 WAS FOUND TO BE CORRODED. REMOVED CORROSION FOUND TO BE OUT OF LIMITS. REPLACED FLOOR SUPPORT IAW 530001.

Part: ANGLE — CORRODED (BS 1964)

DURING A HEAVY MAINTENANCE CHECK IN THE AFT CARGO COMPARTMENT CORROSION WAS FOUND AT STA 1964 AT LBL 50 TO RBL 50. REMOVED AFT THRESHOLD ANGLE AND FABRICATED NEW THRESHOLD ANGLE AND INSTALLED.

Part: SUPPORT — CORRODED (BS 1841 - 1886)

DURING A HEAVY MAINTENANCE CHECK, ALL LAVATORY SUPPORT RAILS FROM STA 1841 TO 1886 36LT TO 36RT WERE FOUND TO BE CORRODED. REMOVED AND INSTALLED NEW LAV SUPPORTS PER SRM 513101.

Part: SPLICE — CORRODED (BS 795 - 859)

DURING A HEAVY MAINTENANCE CHECK THE HAT SPLICE NEEDS TO BE FABRICATED FROM STA 795 TO 859 AT X MINUS 50 IN CONJUNCTION WITH SEAT TRACK REPAIR AT SAME STA. FABRICATED AND INSTALLED SPLICE HAT PER SRM 5370 FIG 1.

Part: SEAT TRACK — CORRODED (BS 1841)

DURING A HEAVY MAINTENANCE CHECK, THE SEAT TRACK AT STA 1841 X PLUS WAS FOUND CORRODED. REMOVED CORROSION FOUND OUT OF LIMITS. REMOVED AND REPLACED SEAT TRACK PER SRM 537000.

Part: SEAT TRACK — CRACKED (BS 808)

DURING A HEAVY MAINTENANCE CHECK, THE SEAT TRACK AT STA 808 RBL 95 WAS FOUND TO BE CRACKED. REMOVED AND REPLACED STRAP IAW 504101.

Part: WEB — CRACKED (BS 1541)

DURING A HEAVY MAINTENANCE CHECK IN THE CARGO BAY STA 1541 AT LGR 43L WAS FOUND TO HAVE A 1 INCH CRACK IN THE WEB UNDER THE CARGO ROLLER TRACKS. REMOVED WEB AND FABRICATED A NEW ONE PER SRM 512101 AND 513000.

Part: SUPPORT — CORRODED (BS 824)

DURING A HEAVY MAINTENANCE CHECK, A FLOOR SUPPORT AT STA 824 LBL 86 WAS FOUND TO BE BROKEN. REMOVED AND INSTALLED SUPPORT IAW 513501.

Part: SUPPORT — CORRODED (BS 1914)

DURING A HEAVY MAINTENANCE CHECK, THE FLOOR SUPPORT DOG BONE AT STA 1914 X MINUS 54 WAS FOUND TO BE CORRODED. REMOVED CORRODED FLOOR SUPPORT DOG BONE AND INSTALLED NEW FLOOR SUPPORT PER SRM 513101.

Part: SUPPORT — CORRODED (BS 1884 - 2007)

DURING A HEAVY MAINTENANCE CHECK, THE FLOOR SUPPORT STA 1884 TO 2007 X MINUS 23 WAS FOUND TO BE CORRODED. REMOVED AND REPLACED SUPPORT IAW SRM 513101.

Part: OXYGEN GEN — DISCHARGED (SEAT 20)

DURING A HEAVY MAINTENANCE CHECK, THE OXYGEN GENERATOR AT SEAT 20D AND 20E WAS FOUND DISCHARGE. REMOVED AND REPLACED OXYGEN GENERATOR PER MM 352003.

Part: SUPPORT — CORRODED (BS 495)

DURING A HEAVY MAINTENANCE CHECK, THE FLOOR SUPPORT AT STA 459 X MINUS 30 AND Z MINUS 18 WAS FOUND CORRODED. REMOVED CORROSION FOUND TO BE OUT OF LIMITS. REMOVED FLOOR SUPPORT FABRICATED AND REINSTALLED FLOOR SUPPORT PER SRM 513101.

Part: SEAT TRACK — CORRODED (BS 1841)

DURING A HEAVY MAINTENANCE CHECK, THE SEAT TRACK AT STA 1841 X EQUALS PLUS 27 WAS FOUND TO BE CORRODED. REMOVED CORROSION FOUND TO BE OUT OF LIMITS. FABRICATED AND INSTALLED NEW SEAT TRACK PER SRM 537000.

Part: RIB — CRACKED (HORIZ STAB)

DURING A HEAVY MAINTENANCE CHECK, THE RT HORIZONTAL STABILIZER CLOSING RIB WAS FOUND CRACKED IN TWO PLACES APPROXIMATELY STA XE 26. REMOVED DAMAGED AREA PER SRM 550001 FIG 3. NO CRACKS REMAINING PER 551101 AND FABRICATED DOUBLER PER SRM 550001 FIG 3 AND INSTALLED.

Part: N1 SENSOR — INOPERATIVE (NR 2 ENGINE)

AIRCRAFT ABORTED TAKEOFF AT 120 KNOTS AS NUMBER TWO ENGINE DIDN'T MAKE REDUCED N1. OPERATIONALLY CHECKED THE NUMBER TWO ENGINE IAW DC-10 MM 710000. OPERATIONALLY CHECKED AIRCRAFT PER MM 055700 AFTER HIGH ENERGY STOP. REMOVED AND REPLACED THE NUMBER TWO ENGINE N1 INDICATOR PER MM 771000 AND SWITCHED THE NUMBER TWO ENGINE N1 SENSOR TO THE LEFT SIDE SENSOR.

Part: COFFEEMAKER — FAILED (NR 3)

DURING FLIGHT, NUMBER THREE COFFEEMAKER SPARKED THEN THE GALLEY POWER TRIPPED OFF LINE. GALLEY COFFEEMAKER CIRCUIT BREAKERS THEN PULLED. REMOVED AND REPLACED THE COFFEMAKER AND CHECKED ALL ELECTRICAL TERMINALS. RESET CIRCUIT BREAKER AND OPERATIONALLY CHECKS GOOD.

Part: LIGHT — INOPERATIVE (ROW 37)

DURING A LINE MAINTENANCE CHECK, THE EMERGENCY PATH LIGHTING ON THE RIGHT SIDE AT SEAT ROW 37 WAS FOUND TO BE INOPERATIVE. REMOVED AND REPLACED THE EMERGENCY PATH LIGHTING ASSEMBLY AT SEAT ROW 37 ON THE RIGHT SIDE. OPERATIONALLY CHECKS GOOD.

Part: COVER — OUT OF POSITION (L1 DOOR SLIDE)

DURING A LINE MAINTENANCE CHECK, THE L1 DOOR WOULD NOT RELEASE FROM THE DOOR OPENING. FOUND THE LOWER ESCAPE SLIDE COVER JAMMED INTO DOOR FRAME WITH ENOUGH PRESSURE TO LOCK THE DOOR INTO THE FRAME. OBSTRUCTING DOOR SLIDE COVER REMOVED FROM DOOR FRAME AND DOOR OPERATIONALLY CHECKS NORMAL.

Part: WIRE — FAILED (R1 DOOR)

DURING A LINE MAINTENANCE CHECK, THE EMERGENCY EXIT TRACK AFT OF THE R1 DOOR WAS FOUND TO BE INOPERATIVE. REPAIRED WIRES ON THE EMERGENCY EXIT TRACK, OPERATIONALLY CHECKS GOOD.

Part: WIRE — PINCHED (ROW 6ABC & 7ABC)

DURING FLIGHT, THE OXYGEN MASKS IN THE FORWARD CABIN EJECTED. TROUBLESHOT PROBLEM TO BE A PINCHED MUX SYSTEM CABLE AT SEAT ROWS 6ABC AND 7ABC. REPLACED THE MUX CABLE AND RESET ALL OXYGEN MASKS THAT DROPPED. PERFORMED OXYGEN DROP TEST PER MM 35-20-00. PASSENGER OXYGEN SYSTEM OPERATIONALLY TEST NORMAL.

Part: POWER SUPPLY — INOP (LT OVERWING)

DURING A LINE MAINTENANCE CHECK, THE LEFT OVERWING EMERGENCY POWER SUPPLY FAILED TEST. REMOVED AND REPLACED THE LEFT OVERWING EMERGENCY POWER SUPPLY. OPERATIONALLY CHECKS GOOD.

Part: VALVE — FAILED (NR 3 PACK)

DURING CLIMBOUT, CREW REPORTED UNABLE TO MAINTAIN CABIN ALTITUDE. AT 31,000 FEET THE ALTITUDE WARNING HORN SOUNDED AND DESCENDED TO 19,000 FEET BEFORE THE CABIN WAS CONTROLLABLE. DIVERTED AIRCRAFT TO DEN. FOUND THE NUMBER THREE PACK DUCT BLOWN OFF THE BACK OF THE COALESCER CANISTER AND THE DISCHARGE CHECK VALVE FLAPPER BROKEN. REPLACED THE CHECK VALVE AND CONDITIONED AIR DUCT. AIRCRAFT PRESSURIZES NORMALLY WITH THE PACK SYSTEM PER MM 215400.

Part: WALL — DELAMINATED (GALLEY)

DURING A MAINTENANCE CHECK, THE CENTER WALL BETWEEN THE P LIFT AND C LIFT WAS FOUND TO BE DELAMINATED. REMOVED AND REPLACED THE DAMAGED SECTION OF HONEYCOMB. FABRICATED AND INSTALLED A DOUBLER IAW MDC-10 SRM 517100.

Part: INTERCOSTAL — CORRODED (GALLEY)

DURING A MAINTENANCE CHECK AN INTERCOSTAL THAT RUNS OUTBOARD TO THE RIGHT OF THE P LIFT WAS FOUND CORRODED. REMOVED CORRODED INTERCOSTAL AND FABRICATED A NEW SECTION OF INTERCOSTAL. TREATED AND PRIMED AND INSTALLED IAW SRM 537000.

Part: SLIDE — FAILED TEST (CABIN)

DURING A LINE MAINTENANCE CHECK, THE R3 DOOR SLIDE PRESS TO TEST LIGHT WAS CONTINUOUSLY ILLUMINATED. FOUND SLIDE PRESSURE TO BE LOW AND REMOVED AND REPLACED THE EMERGENCY SLIDE IAW MM 256101. SLIDE PACK PRESSURE INDICATOR TESTS NORMAL.

Part: WIRE — BROKEN (CABIN)

DURING A LINE MAINTENANCE CHECK, THE MID CABIN RIGHT SIDE EMERGENCY EXIT LIGHT WAS FOUND TO BE INOPERATIVE. FOUND A BROKEN WIRE. WIRE REPAIRED AND LIGHTS OPERATIONALLY CHECK GOOD IN ACCORDANCE WITH 3300.

Part: STRINGER — CORRODED (BS 899-919)

DURING HEAVY CHECK, FORWARD CARGO SUMP AREA BETWEEN STA 899 AND 919 STR 52 WAS FOUND TO HAVE LEVEL 2 CORROSION. MATERIAL LOSS IS OUT OF LIMITS. MATEIRIAL VERIFIED AS 7075.160. FABBED TWO EACH STRINGERS TWO EACH SPLICE AND TWO EACH FILLERS PER SRM 53-10-00 FIGURE 1 PRIMED AND TOP COATED TWO EACH SPLICES AND TWO EACH FILLERS PER SRM 51-20-01 PRIMED AND TOP COATED TWO EACH FILLERS PER SRM 51-21-01 PARTS INSTALLED PER SRM 53-10-00 FIGURE 2.

Part: SPAR CAP — CRACKED (RT HORIZ STAB)

DURING HEAVY CHECK, THE RIGHT HAND HORIZONTAL STABILIZER XFS77 XE57 WAS FOUND TO HAVE A 2 INCH CRACK AS VIEWED FROM INTERSPAR BOX ON TOP OF FORWARD SPAR AT JUNCTION OF FUSELAGE SKIN ON FORWARD SPAR. MATERIAL VERIFIED 7075 T6 .125 FOR REPAIR DOUBLER -11 AND 13 (4.75 X 31) PER SRM 55-20-00 PAGE 43 MATEIRIAL VERIFICATION FOR TWO EACH FILLERS -17 AND -19 7075 T6 .160. FABBED -17 AND -19 FILLERS PER SRM 55-20-00 FIG 8 PRIMED FILLERS MATERIAL VERIFICATION FOR TAPERED SHIM ON FWD SPAR CAP SPLICE 7075 T6 .125. CUTOUT DAMAGED AREA PER SRM 55-20-00 FIGURE 8 PER SRM 51-21-01. DRILLED AND LOCATED NEW SPAR CAP -3, -7 ANGLES -19 FILERS TREATED PRIMED AREA AND INSTALLED NEW PARTS.

Part: LATCH SOLENOID — INOPERATIVE (OXYGEN BOX)

DURING HEAVY CHECK, THE FLIGHT ATTENDANT L-4 OXYGEN BOX WOULD NOT OPEN DURING OXYGEN DROP CHECK. REMOVED AND REPLACED LATCH SOLENOID AT L-4 FLIGHT ATTENDANT STATION OXYGEN BOX PER MM 35-20-00, OPERATIONAL CHECKS GOOD PER MM 35-20-00.

Part: SEAT TRACK — CORRDED (BS 1959-2007)

DURING HEAVY CHECK IN THE WASTE TANK COMPARTMENT RIGHT TUNNEL 186 STATION 2007 AT THE FLOOR LEVEL OUTER FLOORBEAM WAS CORRODED ON THE END. MATERIAL VERIFICATION TO BE 7075 T6511, FOR EACH SEAT TRACK AND MATERIAL VERIFIED FOR EACH U CHANNEL SPLICE TO BE 7075 T6511. DURING THIS THE RIGHT AFT DOOR OPEN UP THRESHOLD STATION 1853.950 TO 1887. SUN COUNTRY REQUESTED OPPORTUNITY INSPECTION AND SEAT TRACK WAS REMOVED AND REPLACED AND LOCATED LAV ATTACH POINTS PER SRM 53-70-00 FIGURE 1.

Part: SUPPORT — CRACKED (CABIN)

DURING HEAVY CHECK, THE REMOVAL OF A FLOOR PANEL TO FACILITATE MAINTENANCE REVEALED A CRACKED FLOOR SUPPORT UNDER THE PATIO FLOOR PANEL. FABRICATION OF ONE DOUBLER, 2024 T3 .040 AND ONE FILLER 2029 T3 .032 PER SRM 53-00-01 AND TREATED PER SRM 51-21-01 AND INSTALLED PER SRM 51-31-01. THE REPAIR PER SRM 53-00-01.

Part: SUPPORT — CORRODED (BS 2007)

DURING HEAVY MAINTENANCE VISIT, CORROSION WAS FOUND ON THE RIGHT TUNNEL 186 END AT FLOOR SUPPORT BEAM END IN THE WASTE TANK COMPARTMENT, APPROXIMATELY STATION 2007, FLOOR LEVEL. REMOVED CORRODED SECTION AND SPLICED IN A REPAIR IN ACCORDANCE WITH SRM 53-70-00, FIGURE 13 AND SRM 51-31-01.

Part: RIB — CRACKED (WS 491)

DURING HEAVY CHECK, THE RIGHT HAND LEADING EDGE INTERNAL HAS A THREE INCH CRACK ON THE LOWER RIB APPROX AT STATION 491. FABRICATED TWO EACH DOUBLERS 7975 .063 AND 7075 .025 AND FILLER 7075 T6 .040 HEAT TREATED AND PRIMED IAW SRM 51-21-01 AND INSTALLED IAW SRM 51-31-01.

Part: BRACKET — CRACKED (RT WING)

DURING HEAVY CHECK, RIGHT HAND LATERAL CONTROL SPOILER MIXER BRACKET HAS A .25 CRACK NOTED ON AFT SPOILER BRACKET ON AFT SIDE AT TRANSITION RADII BETWEEN THE LEGS AND BODY OF THE BRACKET INBOARD LEG. REPLACED WITH A NEW AND IMPROVED MIXER BRACKET P/N APH7275-517 PER MM 27-61-01. STOP MEASUREMENTS VERIFIED ON ENGINEERING ORDER. OPERATIONAL CHECK IS COMPLIED WITH ON ENGINEERING ORDER.

Part: ANGLE — CORRODED (BS 2007)

DURING HEAVY MAINTENANCE VISIT, CORROSION WAS FOUND ON THE RIGHT TUNNEL LEG IN THE WASTE TANK COMPARTMENT, APPROXIMATELY STATION 2007, FLOOR LEVEL. REMOVED CORRODED SECTION AND SPLICED IN A REPAIR IN ACCORDANCE WITH SRM 53-40-00, FIGURE 16.

Part: SMOKE DETECTOR — MALFUNCTIONED (LAVATORY)

TWO PASSENGERS WERE CAUGHT SMOKING IN THE LAVATORIES AND THE SMOKE DETECTORS FAILED TO GO OFF. ALL LAVATORY SMOKE DETECTORS SUBJECTED TO LIVE SMOKE TEST WITH NO FAULT FOUND. SMOKE DETECTORS INSPECTED FOR TAMPERING AND NO DEFECTS NOTED.

Part: FASTENER — SHEARED (VERT STAB)

DURING A SCHEDULED MAINTENANCE INSPECTION, THE AFT LOWER RIGHT HAND FASTENER WAS FOUND SHEARED OFF ON THE NUT SIDE FOR THE NUMBER FOUR BANJO FITTING ATTACHMENT. THE AREA WAS REWORKED IN ACCORDANCE WITH SERVICE BULLETIN DC10-55-023 REVISION TWO.

Part: POWER SUPPLY — INOPERATIVE (CABIN)

THE OVERWING EMERGENCY LIGHT POWER SUPPLY DOES NOT PASS THE EMERGENCY LIGHT TEST. REMOVED AND REPLACED THE POWER SUPPLY AND BATTERY PACK, SYSTEM TESTED GOOD.

Part: PNEUMATIC VALVE — LACK OF LUBE (L 3 DOOR)

WHILE CONDUCTING A TEST SLIDE/RAFT DEPLOYMENT AT THE L-3 DOOR, THE DOOR WOULD NOT OPEN PNEUMATICALLY. DOOR WAS OPERATED MANUALLY AND THE SLIDE/RAFT DEPLOYED NORMALLY. LUBRICATED OVERIDE HANDLE AND PNEUMATIC VALVE FOR THE L-3 DOOR, DOOR OPS CHECKED NORMAL.

Part: BATTERIES — DISCHARGED (L3 DOOR)

THE L-3 DOOR SLIDE PRESS TO TEST LIGHT WAS FOUND TO BE DIM. REMOVED AND REPLACED TEST LIGHT BATTERIES. SLIDE TESTED GOOD.

Part: LIGHT — INOPERATIVE (CABIN)

R1 DOOR FORWARD EMERGENCY EXIT LIGHT WAS FOUND INOP. RELAMPED EMERGENCY LIGHT AND FUNCTIONALLY TESTED IN ACCORDANCE WITH MM 33-00. NO DISCREPANCIES NOTED.

Part: SMOKE DET LAMP — FAILED (CARGO COMPT)

POSITION 2 CARGO SMOKE DETECTOR DID NOT TEST. RELAMPED SMOKE DETECTOR AND FUNCTIONALLY TESTED WITH NO DISCREPANCIES NOTED.

Part: COFFEEMAKER — DIRTY (AFT GALLEY)

DURING FLIGHT, THERE WAS AN ELECTRICAL SMOKE SMELL IN THE AFT GALLEY. TURNED GALLEY POWER OFF AND SMELL WENT AWAY. FOUND NUMBER 7 COFFEE MAKER BASE DIRTY, CLEANED BASE AND OPS CHECKED GOOD.

Part: POWER SUPPLY — INOPERATIVE (CABIN)

FORWARD OVERHEAD EMERGENCY LIGHT POWER SUPPLY FAILED SELF TEST. REMOVED AND REPLACED POWER SUPPLY IN ACCORDANCE WITH 33-51-01 AND OPS CHECKED GOOD.

Part: LIGHT — INOPERATIVE (CABIN)

FORWARD CABIN EMERGENCY TRACK LIGHTING WAS FOUND INOP IN AFT HALF OF FORWARD CABIN. REPAIRED SHORTED SUPPLY WIRING AT SEAT 8HJK, OPS CHECKED GOOD.

Part: SWITCH ASSY — INOPERATIVE (L1 DOOR SLIDE)

L1 DOOR EMERGENCY SLIDE PUSH TO TEST BUTTON WAS INOP. REMOVED AND REPLACED COMPLETE BATTERY, PLUG AND SWITCH ASSEMBLY, OPS CHECKED GOOD.

Part: SMOKE DETECTOR — FAILED (CARGO COMPT)

THE NUMBER 1 SMOKE DETECTOR WOULD NOT TEST. FOUND LAMP BURNED OUT ON NUMBER 1 AFT CENTER CARGO SMOKE DETECTOR. RELAMPED AND DETECTOR, TESTED GOOD.

Part: SKIN — DAMAGED (RT ELEVATOR)

DURING HEAVY MAINTENANCE, FOUND LIP BENT AND TORN ON CUT OUT, SECOND HINGE FROM OUTBOARD END ON RIGHT HAND ELEVATOR. REMOVED DAMAGED AREA, FABRICATED AND INSTALLED DOUBLER IN ACCORDANCE WITH SRM 55-21-01 AND SRM 55-00-01.

Part: SKIN — DAMAGED (LT ELEVATOR)

DURING HEAVY MAINTENANCE, FOUND LIP TORN ON CUT OUT, SECOND HINGE FROM OUTBOARD END ON LEFT HAND ELEVATOR. REMOVED DAMAGED AREA, FABRICATED AND INSTALLED DOUBLER IN ACCORDANCE WITH SRM 55-21-01 AND SRM 55-00-01.

Part: ANGLE — CRACKED (NR 1 PYLON)

DURING HEAVY MAINTENANCE, FOUND A CRACKED L-ANGLE IN THE NUMBER 1 PYLON AT APPROXIMATE STATION 272 OUTBOARD END, IN BACK AND ABOVE PRECOOLER. REMOVED EXISTING ANGLE, FABRICATED AND INSTALLED A NEW ANGLE IN ACCORDANCE WITH SRM 54-71-02, SRM 51-33-00 AND SRM 51-35-01.

Part: STRUT — SCRATCHED (RT MLG)

DURING HEAVY MAINTENANCE, FOUND SCRATCHES IN THE CHROME ON THE OUTER CYLINDER OF THE RIGHT MAIN LANDING GEAR. REMOVED AND REPLACED THE RIGHT MAIN LANDING GEAR OUTER CYLINDER IN ACCORDANCE WITH CHAPTER 32 OF THE MAINTENANCE MANUAL.

Part: STRUT — SCRATCHED (LT MLG)

DURING HEAVY MAINTENANCE, FOUND SCRATCHES ON THE INNER AND OUTER CYLINDERS OF THE LEFT MAIN LANDING GEAR. ALSO, FOUND DAMAGED UPPER AND LOWER BEARINGS. REMOVED AND REPLACED THE LEFT MAIN LANDING GEAR SHOCK STRUT ASSEMBLY IN ACCORDANCE WITH CHAPTER 32 OF THE MAINTENANCE MANUAL.

Part: ANGLE — BROKEN (BS 1801)

DURING HEAVY MAINTENANCE, FOUND BROKEN PANEL SUPPORT ANGLE AT BS 1801 RBL 32. FABRICATED AND INSTALLED NEW SUPPORT ANGLE IN ACCORDANCE WITH SRM 53-00-01 AND SRM 51-31-01.

Part: SKIN — DENTED (RT HORIZ STAB)

DURING HEAVY MAINTENANCE, FOUND A DENT APPROXIMATELY 12 INCHES FROM THE INBOARD END OF THE RIGHT HAND HORIZONTAL STABILIZER. REMOVED DAMAGED AREA, FABRICATED AND INSTALLED A REPAIR FILLER AND DOUBLER IN ACCORDANCE WITH SRM 55-10-00 AND 53-30-10.

Part: ANGLE — BROKEN (BS 1701)

DURING HEAVY MAINTENANCE, FOUND NON STANDARD INSTALLATION OF SUPPORT ANGLE AT BS 1701 RBL 5. FABRICATED AND INSTALLED NEW SUPPORT ANGLE IN ACCORDANCE WITH SRM 53-00-01 AND SRM 51-31-01.

Part: FRAME — CRACKED (BS 1501)

DURING HEAVY MAINTENANCE, FOUND A CRACK IN THE LONGERON HOLE FOR LONGERON 48L AT BS 1501. REMOVED DAMAGED SECTION, FABRICATED AND INSTALLED REPAIR DOUBLER IN ACCORDANCE WITH SRM 53-30-00 AND ENGINEERING AUTHORIZATION EZ DC10-53-012.

Part: FLOORBEAM — CORRODED (BS 1887)

DURING HEAVY MAINTENANCE, FOUND CORROSION ON THE FLOORBEAM AT BS 1887, LBL 30 AND RBL 24. REMOVED CORRODED SECTIONS, FABRICATED AND INSTALLED FILLERS AND DOUBLERS IN ACCORDANCE WITH SRM 51-21-00, SRM 53-00-01 AND ENGINEERING AUTHORIZATION EA DC10-53-014.

Part: FLOORBEAM — CORRODED (BS 750 - 830)

DURING HEAVY MAINTENANCE, FOUND CORROSION ON THE FLOORBEAM AT BS 775 TO 830, RIGHT HAND SIDE OF THE LOWER GALLEY. REMOVED CORRODED MATERIAL, FABRICATED AND INSTALLED A FILLER AND DOUBLER IN ACCORDANCE WITH SRM 53-00-01 AND ENGINEERING AUTHORIZATION EA DC10-53-13.

Part: FLOORBEAM — CORRODED (BS 735 - 737)

DURING HEAVY MAINTENANCE, FOUND CORROSION ON THE FLOORBEAM AT BS 735 TO BS 737 RIGHT HAND SIDE OF THE LOWER GALLEY. REMOVED CORRODED MATERIAL, FABRICATED AND INSTALLED A FILLER AND DOUBLER IN ACCORDANCE WITH SRM 53-00-01 AND ENGINEERING AUTHORIZATION EA DC10-53-13.

Part: FLOORBEAM — CORRODED (BS 823)

DURING HEAVY MAINTENANCE, FOUND CORROSION ON THE FLOORBEAM AT BS 823 IN THE FORWARD GALLEY. REMOVED CORROSION, FABRICATED AND INSTALLED A FILLER AND DOUBLER IN ACCORDANCE WITH SRM 53-00-01.

Part: FLOORBEAM — CORRODED (BS 685)

DURING HEAVY MAINTENANCE, FOUND CORROSION ON THE FLOORBEAM AT BS 685 IN THE LOWER GALLEY. REMOVED CORRODED MATERIAL, FABRICATED AND INSTALLED A FILLER AND DOUBLER IN ACCORDANCE WITH SRM 53-00-01.

Part: FLOORBEAM — CORRODED (BS 750 RT)

DURING HEAVY MAINTENANCE, FOUND CORROSION ON THE FLOORBEAM AT BS 750 RIGHT HAND SIDE OF THE LOWER GALLEY. REMOVED CORRODED MATERIAL, FABRICATED AND INSTALLED A FILLER AND DOUBLER IN ACCORDANCE WITH SRM 53-00-01 AND ENGINEERING AUTHORIZATION EA DC10-53-13.

Part: FLOORBEAM — CRACKED (BS 735)

DURING HEAVY MAINTENANCE, FOUND FLOORBEAM CRACKED AT BS 735 IN THE LOWER GALLEY AREA. CUT OUT MATERIAL, FABRICATED AND INSTALLED A REPAIR IN ACCORDANCE WITH SRM 53-00-01 AND 53-13-01.

Part: FLOORBEAM — CORRODED (LWR GALLEY)

DURING HEAVY MAINTENANCE, FOUND CORROSION ON THE FLOORBEAM BELOW THE THRESHOLD ON THE FORWARD SIDE OF THE SERVICE ELEVATOR IN THE LOWER GALLEY. REMOVED CORRODED SECTION OF FLOORBEAM, FABRICATED AND INSTALLED A NEW SECTION OF FLOORBEAM IN ACCORDANCE WITH SRM 53-30-00.

Part: FRAME — CRACKED (BS 1841)

DURING HEAVY MAINTENANCE, FOUND NON-STANDARD REPAIR INSIDE AFT CARGO BAY AT BS 1841, L 45R. REMOVED EXISTING REPAIR AND CLEANED UP DAMAGE, FABRICATED AND INSTALLED A FILLER AND DOUBLER IN ACCORDANCE WITH SRM 53-16-01 AND 53-00-01.

Part: INTERCOSTAL — CORRODED (BS 1841)

DURING HEAVY MAINTENANCE, FOUND CORROSION AROUND NUTPLATE UNDER SEAT TRACK AT BS 1841, RBL 27. REMOVED INTERCOSTAL, FABRICATED AND INSTALLED A NEW INTERCOSTAL IN ACCORDANCE WITH SRM 53-30-01.

Part: BULKHEAD — CRACKED (BS 1841)

DURING HEAVY MAINTENANCE, FOUND NON-STANDARD REPAIR INSIDE AFT CARGO BAY AT BS 1841, L 48R. REMOVED EXISTING REPAIR AND CLEANED UP DAMAGE, FABRICATED AND INSTALLED A FILLER AND DOUBLER IN ACCORDANCE WITH SRM 53-00-01.

Part: FRAME — CRACKED (BS 1841)

DURING HEAVY MAINTENANCE, FOUND NON-STANDARD REPAIR INSIDE AFT CARGO BAY AT BS 1841, L 50L. REMOVED EXISTING REPAIR AND CLEANED UP DAMAGE, FABRICATED AND INSTALLED A FILLER AND DOUBLER IN ACCORDANCE WITH SRM 51-20-00 AND 53-00-01.

Part: SKIN — CORRODED (BS 1761)

DURING HEAVY MAINTENANCE, FOUND FUSELAGE SKIN CORRODED AT BS 1761, LONGERON 44. REMOVED CORROSION, TRIMMED OUT SKIN, FABRICATED AND INSTALLED A REPAIR IN ACCORDANCE WITH SRM 51-21-01 AND EO 53-5283-1.

Part: SKIN — GOUGED (BS 550)

DURING HEAVY MAINTENANCE, FOUND A DENT ON THE LEFT SIDE OF THE FUSELAGE AT BS 560 JUST BELOW THE FLOOR LINE. BLENDED OUT DENT, FABRICATED AND INSTALLED A DOUBLER IN ACCORDANCE WITH SRM 53-20-00 FIGURE 13.

Part: CEILING SUPPORT — CRACKED (BS 919 RBL 67)

DURING HEAVY MAINTENANCE, FOUND CEILING SUPPORT CRACKED IN THE FORWARD CARGO COMPARTMENT AT BS 919, RBL 67. REMOVED CRACKED CEILING SUPPORT, FABRICATED AND INSTALLED A NEW CEILING SUPORT IN ACCORDANCE WITH SRM 51-00-01 AND SRM 53-00-01.

Part: SKIN — DENTED (BS 865)

DURING HEAVY MAINTENANCE, FOUND A SMOOTH DENT AT BS 765, BELOW LONGERON L-27. FABRICATED AND INSTALLED A DOUBLER IN ACCORDANCE WITH SRM 53-20-00 FIGURE 13.

Part: SKIN — CORRODED (BS 1741)

DURING HEAVY MAINTENANCE, FOUND FUSELAGE SKIN CORRODED AT BS 1741, LONGERON 44. REMOVED CORROSION, TRIMMED OUT SKIN, FABRICATED AND INSTALLED A REPAIR IN ACCORDANCE WITH SRM 51-21-01 AND EO 53-5283-1.

Part: SKIN — CORRODED (BS 1721)

DURING HEAVY MAINTENANCE, FOUND FUSELAGE SKIN CORRODED AT BS 1721, LONGERON 42. REMOVED CORROSION, TRIMMED OUT SKIN, FABRICATED AND INSTALLED A REPAIR IN ACCORDANCE WITH SRM 51-21-01 AND EO 53-5283-1.

Part: BULKHEAD — CRACKED (BS 1841)

DURING HEAVY MAINTENANCE, FOUND A CRACK EXTENDING BEYOND THE STOP DRILL LOCATION IN AN EXISTING REPAIR ON THE BS 1841 BULKHEAD. REMOVED EXISTING REPAIR AND DAMAGED MATERIAL, FABRICATED AND INSTALLED A FILLER AND DOUBLER IN ACCORDANCE WITH SRM 53-00-11 FIGURE 4 AND SRM 51-30-00.

Part: SKIN — GOUGED (BS 715)

DURING HEAVY MAINTENANCE, FOUND 3 GOUGES IN THE LEFT SIDE OF THE FUSELAGE AT BS 715, JUST ABOVE THE FLOOR LINE. BLENDED OUT GOUGES IN ACCORDANCE WITH SRM 52-00-01. FABRICATED AND INSTALLED A DOUBLER IN ACCORDANCE WITH SRM 53-20-00.

Part: SKIN — CHAFFED (NR 3 SPOILER)

DURING HEAVY MAINTENANCE, FOUND CHAFING SPOTS ON THE LOWER SURFACE OF THE LEFT HAND NUMBER 3 SPOILER. FABRICATED AND INSTALLED A REPAIR ON THE LOWER SURFACE OF THE NUMBER 3 SPOILER PER SRM 51-70-00 AND ENGINEERING AUTHORIZATION EA DC10-57-010.

Part: SKIN — CHAFFED (NR 4 SPOILER)

DURING HEAVY MAINTENANCE, FOUND CHAFING SPOTS ON THE LOWER SURFACE OF THE LEFT HAND NUMBER 4 SPOILER. FABRICATED AND INSTALLED A REPAIR ON THE LOWER SURFACE OF THE NUMBER 4 SPOILER PER SRM 51-70-00 AND ENGINEERING AUTHORIZATION EA DC10-57-010.

Part: SKIN — DENTED (RT TE FOREFLAP)

DURING HEAVY MAINTENANCE, FOUND A DENT IN THE INBOARD FOREFLAP ABOVE AND BEHIND THE MAIN GEAR ON THE RIGHT SIDE. FABRICATED AND INSTALLED A PERMANENT REPAIR IN ACCORDANCE WITH SRM 51-71-00, VOLUME II PAGE 68 AND FIGURE 33.

Part: FRAME — CORRODED (AFT CARGO DOOR)

DURING HEAVY MAINTENANCE, FOUND CORROSION AROUND INSERTS ON THE AFT SIDE OF THE DOOR FRAME IN THE AFT CARGO COMPARTMENT. REMOVED CORROSION, FABRICATED AND INSTALLED A REPAIR IN ACCORDANCE WITH SRM 53-50-00.

Part: SMOKE DETECTOR — INOPERATIVE (AFT LAVATORY)

AFT LAV-E SMOKE DETECTOR ON CONTINUOUSLY. REMOVED AND REPLACED SMOKE DETECTOR, OPS CHECKED NORMAL.

Part: SKIN — CORRODED (BS 1721- 1761)

DURING A-CHECK INSPECTION, FIVE DIMPLES WERE NOTED IN LOCALIZED AREAS ON THE EXTERIOR OF THE FUSELAGE SKIN. THE DIMPLES ARE APPROXIMATELY 0.50 INCH IN DIAMETER AND ARE LOCATED AT STATIONS 1721, 1741, AND 1761 BETWEEN STRINGERS 45L AND 48L. INSTALLED A TIME LIMITED REPAIR. THE PERMANENT REPAIR WILL BE ACCOMPLISHED AT THE NEXT C-CHECK, PER THE DC-10 SRM, VOLUME I, 53-20-00, FIGURE 6 AND FIGURE 13 AS APPLICABLE.

Part: CHECK VALVE — INOPERATIVE (NR 2 PACK)

UNABLE TO PRESSURIZE CABIN, DUMPED APPROXIMATELY 30,000 POUNDS OF FUEL AND RETURNED TO LAS. FOUND CHECK VALVE (P/N 7012-505) TO BE INOP IN NUMBER 2 PACK AND A BLOWN AIR CONDITIONING DUCT (P/N 7009-605). REMOVED AND REPLACED BOTH PARTS IAW MM 21-30-0. DUCT LEAK AND CHECK VALVE OPERATIONAL CHECKS WERE PERFORMED.

Part: SMOKE DET — INOPERATIVE (FWD CARGO)

FORWARD CARGO SMOKE DETECTOR WOULD NOT TEST. RELAMPED DETECTOR, OPS CHECK OK.

Part: SMOKE DETECTOR — INOPERATIVE (FWD RT LAV)

THE SMOKE DETECTOR IN THE LAV JUST AFT OF DOOR R1 WAS FOUND TO BE INOP. REMOVED AND REPLACED THE SMOKE DETECTOR, OPS CHECK OK.

Part: CONNECTOR — FAULTY (LAV SMOKE DET)

THE SMOKE DETECTOR IN LAVATORY 'A' WAS FOUND TO BE INOPERATIVE. REPLACED ELECTRICAL CONNECTOR AT SMOKE DETECTOR. DETECTOR OPS CHECKED NORMAL.

Part: SMOKE DETECTOR — FAILED (LAVATORY-B)

LAVATORY B-SMOKE DETECTOR WILL NOT RESET. REMOVED AND REPLACED SMOKE DETECTOR AND PREFORMED SELF TEST, OPS CHECKED OK.

Part: WIRE — BROKEN (L1 DOOR SLIDE)

THE L-1 DOOR SLIDE PUSH TO TEST DOES NOT ILLUMINATE WHEN PRESSED. REPAIRED BROKEN WIRE AT BATTERY HOLDER AND SLIDE TESTED GOOD.

Part: SLIDE BATTERIES — FAULTY (R-2 DOOR)

THE R-2 DOOR EVACUATION SLIDE WOULD NOT TEST. REMOVED AND REPLACED BATTERIES FOR THE EVACUATION SLIDE AND SELF TESTED IAW MM 25-61-03, OPS CHECKED GOOD.

Part: SMOKE DET LAMP — FAILED (CARGO COMPT)

THE NUMBER 3 CARGO SMOKE DETECTOR WOULD NOT TEST. RELAMPED DETECTOR AND UNIT OPS CHECKED GOOD.

Part: SKIN — CORRODED (BS 1902)

DURING A SCHEDULED INSPECTION, THE FUSELAGE SKIN WAS FOUND BULGING WITH A PULLED FASTENER AT FRAME STATION 1902 BETWEEN LONGERONS 45R AND 48R. THE CAUSE OF THE BULGING SKIN WAS ATTRIBUTED TO CORROSION BETWEEN THE FUSELAGE SKIN AND THE UNDERLYING TITANIUM TEARSTRAP. THE DAMAGED SKIN WAS CUTOUT, A FILLER AND DOUBLER INSTALLED PER DC-10 SRM, VOL 1, CH 53-20-00, FIG 6.

Part: PAN — CRACKED (AFT CARGO DOOR)

DURING A SCHEDULED INSPECTION, THE AFT CARGO DOOR WAS FOUND WITH A .75 INCH CRACK IN THE AFT DOOR PAN. THE CRACK EXTENDED FROM AN EXISTING FASTENER HOLE TO THE AFT EDGE OF THE PAN. THE DAMAGE WAS CUTOUT, A FILLER AND DOUBLER INSTALLED PER DC-10 SRM, VOL 1 CH 52-10-00, FIGURE 7.

Part: TEST LIGHT BATT — DISCHARGED (R 2 DOOR)

THE R-2 DOOR SLIDE INTEGRITY TEST LIGHT DID NOT ILLUMINATE WHEN PRESSED. REMOVED AND REPLACED TEST BATTERIES, AND SLIDE TESTED GOOD.

Part: EEL POWER SUPPLY — FAILED (CABIN)

FOUND THE AFT CABIN EMERGENCY FLOOR LIGHTS INOPERATIVE. REMOVED AND REPLACED AFT CABIN POWER SUPPLY PER MM 33-51-01. LIGHTS TESTED GOOD.

Part: SMOKE DETECTOR — FAILED (LAVATORY J)

LAVATORY J SMOKE DETECTOR CONTINUOUSLY GOING OFF. REMOVED AND REPLACED SMOKE DETECTOR IN LAV J. OPS CHECKS GOOD IAW MM 26-29-00.

Part: EEL POWER SUPPLY — FAILED (CABIN)

FORWARD CABIN EMERGENCY LIGHTS FAIL TEST. REPLACED FORWARD CABIN EMERGENCY LIGHTS POWER SUPPLY AND OPS CHECK GOOD.

Part: EEL POWER PACK — FAILED (CABIN)

MSP - FORWARD CABIN EMERGENCY TRACK LIGHTING INOPERATIVE IN BOTH AISLES. REMOVED AND REPLACED FORWARD SECTION BATTERY POWER PACK, SPLICED BROKEN WIRES, EMERGENCY FLOOR TRACK LIGHTING OPS CHECKED GOOD. (X)

Part: HYD LINE — LEAKING (NR 2 ENGINE)

MSP - NR 2 HYDRAULIC SYSTEM PRESSURE LINE CHAFING WITH STANDBY RUDDER PRESSURE LINE CAUSING A LEAK BELOW NR 2 INLET DUCT. REPLACED BOTH LINES AND LEAK CHECKED GOOD. (X)