N760NW

Part: SKIN — CRACKED (BS 1208 L22R) · airframe 88,374 hrs · 93,360 cycles

DURING LINE CHECK, FOUND RT FUSELAGE SKIN HAS 2 CRACKS 1" AND .5" LONG AT BS CANTED FRAME 1208 L22R. STOPPED DRILLED CRACKS FABRICATED NEW REPAIR DOUBLER DRILLED UP TREATED AND PAINTED INSTALLED IAW SRM 53-01, FIG 2, SHEET 3.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 88,252 hrs · 93,254 cycles

DURING LINE CHECK, MAINTENANCE FOUND THAT THE EMERGENCY PATHWAY LIGHTING AT SEAT 2C WAS INOPERATIVE. MAINTENANCE REPLACED THE LIGHT ASSEMBLY AND FUNCTIONALLY CHECKED IT. (2010-00881)

Part: SPLICE — DEFECTIVE (CABIN) · airframe 88,001 hrs · 93,032 cycles

DURING LINE CHECK, MAINTENANCE FOUND THAT THE EMERGENCY PATHWAY LIGHTING IN SEAT 5EF OF THE CABIN WAS INOPERATIVE. MAINTENANCE FOUND AND REPAIRED A BAD SPLICE AT SEAT 6DEF CONNECTION POINT. OPERATIONAL CHECK WAS GOOD. (2010-00801)

Part: SKIN — DENTED (FUSELAGE) · airframe 87,506 hrs · 92,618 cycles

DURING LINE CHECK FOUND DENTS IN FUSELAGE SKIN BETWEEN BS 990 AND BS 1021 BETWEEN L25L AND L27L. REPAIRED PER ERA 484101-14 SECTION I. SECTION II PERMANENT REPAIR TO BE ACCOMPLISHED WITHIN 12 MONTHS OF SECTION I.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 87,295 hrs · 92,442 cycles

DURING LINE CHECK, MX FOUND AFT WALKWAY MIDDLE EMERGENCY LIGHT INOP. MX REPLACED EMERGENCY LIGHT ASSEMBLY IAW WDM 33-51-04. OPS CHECK OF LIGHTS NOW CHECK GOOD.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 87,295 hrs · 92,442 cycles

DURING LINE CHECK, MX FOUND AFT WALKWAY MIDDLE EMERGENCY LIGHT INOP. MX REPLACED EMERGENCY LIGHT ASSY IAW WDM 33-51-04. OPS CHECK OF LIGHTS NOW CHECK GOOD.

Part: BATTERY PACK — DISCHARGED (CABIN) · airframe 86,510 hrs · 91,767 cycles

DURING LINE CHECK MAINTENANCE FOUND THAT THE EMERGENCY PATHWAY LIGHTING IN ROWS 9-11 AND THE LEFT EMERGENCY EXIT SIGN WERE INOPERATIVE. MAINTENANCE REPLACED THE BATTERY PACKS IN THE LEFT EXIT ROW AND THE LIGHTS RETURNED TO AN OPERATIONAL CONDITION.

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHT) · airframe 85,247 hrs · 90,689 cycles

FORWARD RT OVERWING EMERGENCY EXIT IDENTIFIER SIGN WILL NOT ILLUMINATE DURING EMERGENCY LIGHTING SYSTEM OPS CHECK. REPLACED FORWARD RIGHT OVERWING EMERGENCY EXIT IDENTIFIER SIGN BATTERY PACK.

Part: SUPPORT — OUT OF ADJUST · airframe 84,420 hrs · 89,909 cycles

AFTER TAKEOFF THE SLATS WERE SELECTED TO RETRACT BUT THE AMBER SLAT DISAGREEMENT LIGHT ILLUMINATED AND THE ACFT EXPERIENCED A VERY SLIGHT ABNORMAL ROLLING TENDENCY TO THE LT. THE COM PROCEDURES WERE COMPLIED WITH AND THE FLIGHT RETURNED TO A SAFE LANDING BACK AT EWR. MX FOUND THE RT T-DUCT SUPPORT PADS WERE OUT OF ADJUSTMENT. THE T-DUCT AND SUPPORT PADS WERE ALL REALIGNED PER AMM AND FUNCTIONALLY CHECKED. THE ACFT HAS RETURNED TO SERVICE.

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHTS) · airframe 83,586 hrs · 89,156 cycles

DURING LINE CHECK, MAINTENANCE FOUND THAT THE EMERGENCY OVERWING EXIT SIGNS ON BOTH THE LEFT AND RIGHT SIDES WERE INOPERATIVE. AFTER INSTALLATION OF A NEW BATTERY PACK, MAINTENANCE OPERATIONALLY CHECKED SYSTEM AND AIRCRAFT RETURNED TO SERVICE.

Part: STRAP — MISSING (TAILCONE SLIDE) · airframe 78,747 hrs · 84,880 cycles

A LINE CHECK INSPECTION FOUND THE AFT EVACUATION SLIDE MISSING THE DEPLOYMENT STRAPS. MAINTENANCE INSTALLED THE STRAPS PER ROUTINE WORK CARD 2560-4064M, STEP 3G, RII INSPECTION REQUIRED AND COMPLIED WITH. AIRCRAFT RETURNED TO SERVICE.

Part: STRUT — DISCHARGED (NLG) · airframe 78,634 hrs · 84,772 cycles

AT ABOUT 3,000 FEET DURING CLIMB-OUT, CREW COULD NOT COMPLETE THE UPLATCH CHECK. COM PROCEDURES COMPLIED WITH AND AFTER NUMEROUS GEAR OPERATION AND INDICATION PROBLEMS, THE AIRCRAFT LOST PRESSURIZATION AT 13,000 FEET. PER A FILED ASR, THE CREW DECLARED AN EMERGENCY, DESCENDED TO 10,000 FEET, AND RETURNED TO DTW. CABIN OXYGEN MASKS DID NOT DEPLOY AND THE LANDING WAS UNEVENTFUL. MAINTENANCE RESERVICED THE NOSE LANDING GEAR STRUT AND ADJUSTED THE GEAR DOOR LATCH MECHANISM ROLLER ASSEMBLY TO HOOK CLEARANCE. AIRCRAFT RETURNED TO SERVICE.

Part: SEPARATOR — ODOR (A/C PACK) · airframe 78,180 hrs · 84,333 cycles

JUST AS AIRCRAFT LEVELED OFF AT FL220, A STRONG ELECTRICAL SMELL AND LIGHT SMOKE APPEARED IN THE CABIN. BOTH THE FORWARD AND AFT LAVATORY SMOKE DETECTORS ACTIVATED. NO MENTION OF COM COMPLIANCE OR PACK CONFIGURATION. CREW DECLARED AN EMERGENCY AND RETURNED TO AN OVERWEIGHT LANDING AT DTW. MAINTENANCE DID NOT FIND ANY OBVIOUS FAULT OR ANY EVIDENCE OF FIRE. POSSIBLE INGESTION OF INSULATION BY PACK COOLING FAN MAY HAVE CAUSED BURNING SMELL. MAINTENANCE CLEANED THE HEAT EXCHANGER AND REPLACED THE WATER SEPARATORS. AIRCRAFT RETURNED TO SERVICE.

Part: ENGINE — STALLED (RIGHT) · airframe 71,122 hrs · 78,297 cycles

ON CLIMB, JUST AFTER ROTATION, THE RIGHT ENGINE EXPERIENCED A SEVERE COMPRESSOR STALL AND AN UNCONTAINED ENGINE FAILURE. THE FLIGHT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE RIGHT ENGINE.

Part: SPAR — CORRODED (WS 267)

DURING M CHECK, LEFT WING REAR SPAR CAP HAS CORROSION AFT SIDE STA. XRS 267, NR 3 FLAP HINGE FITTING UPPER STUD HOLES. REPAIRED PER EA 97-171707.

Part: BULKHEAD — CRACKED (FUSELAGE)

DURING M-CHECK, FOUND CRACK IN AFT PRESSURE BULKHEAD FORWARD UPPER LEFT CORNER -9 DOUBLER. REPAIRED PER EA 97-171705.

Part: LINK — MALFUNCTIONED (NLG UPLOCK)

UPON INITIAL ROLLOUT, (NLG) UPLOCK CHECK FAILED CAUSING (NLG) UNSAFE LIGHT TO ILLUMINATE. AIRCRAFT RETURNED TO BASE. GROUND FUNCTIONAL TEST ACCOMPLISHED. ALL SYSTEMS OPERATED NORMALLY. ON SECOND FLIGHT ATTEMPT, NLG LIGHT ILLUMINATED AGAIN. GROUND CREW REMOVED .00025 INCH SHIM FROM UPLOCK ASSY OVER CENTER LINK IAW MM 32-21-03. ALL SYSTEMS FUNCTIONAL CHECK NORMAL. AIRCRAFT DEPARTED WITH NO FURTHER PROBLEMS. THE ORIGINAL UPLOCK DIMENSIONS WERE WITHIN MANUFACTURER AND OPERATORS LIMITS. NO FOLLOW-UP ACTION.

Part: CLIPS — OUT OF ADJUST (TAIL CONE)

DURING TAILCONE FUNCTIONAL CHECK, FOUND THAT EXCESSIVE FORCE WAS REQUIRED TO REMOVE BOTH THE INTERIOR AND EXTERIOR RELEASE HANDLES FROM THE RETENTION CLIPS. ADJUSTED CLIPS. FUNCTIONAL CHECK OK.

Part: BATTERIES — DISCHARGED (CABIN)

DURING LINE MAINTENANCE INSPECTION, FOUND MID CABIN OVERHEAD EMERGENCY LIGHTS BETWEEN ROWS 19 THROUGH 21 INOPERATIVE. REPLACED BATTERIES IN BATTERY PACK AT FS 825. OPERATIONAL CHECK NORMAL.

Part: WIRE — INOPERATIVE (CABIN)

DURING DESCENT, THE FLIGHT CREW DISCOVERED SMOKE IN THE AIRCRAFT CABIN. FLIGHT CREW DECLARED AN EMERGENCY, SHUT DOWN THE CABIN LIGHTING SYSTEM, AND LANDED AT DESTINATION WITHOUT INCIDENT. MAINTENANCE REPAIRED WIRE ENDS AT S3-94 L741AH16 AND L741Y20. OPERATIONAL CHECK OK.

Part: POWER SUPPLY — DISCHARGED (CABIN)

DURING LINE MAINTENANCE INSPECTION, FOUND AFT CABIN OVERHEAD EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLY/BATTERIES OVER RIGHT LAVATORY, OPERATIONAL CHECK OK.

Part: SWITCH — MALFUNCTIONED (NLG)

DURING DESCENT, THE NOSE LANDING GEAR GREEN DOWN AND LOCKED INDICATOR DID NOT ILLUMINATE. THE FLIGHT CREW FOLLOWED COCKPIT OPERATING MANUAL, RECYCLED LANDING GEAR, RECEIVED A GREEN DOWN AND LOCKED NOSE LANDING GEAR INDICATION, AND LANDED WITHOUT INCIDENT. MAINTENANCE CHECKED WIRING AT THE UPLOCK AND DOWNLOCK SWITCHES, OPERATIONALLY CHECKED THE LANDING GEAR SYSTEM, AND REPLACED THE UPLATCH AND DOWNLOCK SWITCHES. OPERATIONAL CHECK OK.

Part: FUEL — LEAKING (RT WING)

DURING TAXI OPERATIONS, DISCOVERED FUEL VENTING FROM THE RIGHT WING. EMERGENCY EQUIPMENT WAS CALLED AS A PRECAUTION AND THE AIRCRAFT RETURNED TO THE GATE WITHOUT INCIDENT. MAINTENANCE TRANSFERRED EXCESS FUEL AND PERFORMED BACKFLUSH PROCEDURES PER MM, OPERATIONAL CHECK OK.

Part: BATTERIES — DISCHARGED (CABIN)

DURING LINE CHECK, FOUND AFT OVERWING EMERGENCY EXIT LIGHTS INOPERATIVE. MAINTENANCE REPLACED BATTERIES AND TIGHTENED TERMINALS, OPERATIONAL CHECK OK.

Part: AMPLIFIER — FAILED (CABIN)

DURING CLIMBOUT, CABIN WOULD NOT PRESSURIZE IN AUTO MODE. REGAINED SOME CONTROL TO MANUAL MODE. FLIGHT RETURNED TO ATL AND LANDED WITHOUT INCIDENT. REPLACED AMPLIFIER, OPERATIONAL CHECK OK.

Part: RETRACT MECH — MALFUNCTIONED (NLG)

ON APPROACH DURING GEAR EXTENSION, NOSE GEAR DID NOT COME DOWN. NO GREEN OR RED LIGHTS, HYDRAULIC PRESSURE AND QUANTITY WERE NORMAL. CYCLED GEAR AND NOSE GEAR CAME DOWN NORMALLY. FLIGHT LANDED WITHOUT INCIDENT. MAINTENANCE JACKED AIRCRAFT AND CYCLED GEAR 8 TIMES. COULD NOT DUPLICATE PROBLEM, ALL OPERATIONS WERE NORMAL.

Part: COMPRESSOR — STALLED (RT ENGINE)

DURING CLIMB AT 3,000 FEET, THE RIGHT ENGINE EXPERIENCED A COMPRESSOR STALL. CREW RETURNED TO DEPARTING STATION OF YUL AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED FOREIGN OBJECT FROM THE RIGHT ENGINE, CHECKED THE PRBC AND PS3 SCREENS. ENGINE WAS RUN TO TAKEOFF POWER, OPERATIONAL CHECK OK.

Part: INDICATION — MALFUNCTIONED (NLG)

DURING APPROACH, UPON LANDING GEAR EXTENSION, NO GREEN LIGHT ON NOSE GEAR. LIGHT TESTED OK, RECYCLED GEAR AND RECEIVED ALL GREEN LIGHTS. FLIGHT LANDED WITHOUT INCIDENT. MAINTENANCE SWUNG GEAR SEVERAL TIMES AND COULD NOT DUPLICATE THE PROBLEM.

Part: INDICATION — MALFUNCTION (NLG)

ON APPROACH, DID NOT GET NOSE GEAR GREEN INDICATION ON GEAR EXTENSION. RECYCLED GEAR WITHOUT GREEN INDICATION. GEAR EXTENDED MANUALLY AND GREEN LIGHT ILLUMINATED. FLIGHT LANDED WITHOUT INCIDENT. MAINTENANCE OPERATED GEAR WITH HYDRAULIC AND MANUAL EXTENSION SEVERAL TIMES, ALL INDICATIONS OK. INSPECTED DOWN LOCK AND POSITION SWITCHES AND ALL CHECKED OK.

Part: WIRE — LOOSE (NLG)

NOSE GEAR GREEN LIGHT DID NOT ILLUMINATE ON GEAR EXTENSION. RECYCLED GEAR AND ON SECOND TRY RECEIVED DOWN AND LOCKED INDICATION. FLIGHT LANDED WITHOUT INCIDENT. FOUND LOOSE WIRE HARNESS AT NOSE GEAR. SECURED HARNESS AND REPLACED NOSE DOWN LOCK SWITCH, GEAR OPERATIONAL CHECK OK.

Part: LONGERON — CORRODED (BS 531)

DURING H-CHECK, FOUND CORROSION ON LONGERON 30 AT FS 531. REPAIRED LONGERON (P/N 5924819-517) PER EA 97-111799.

Part: FLOORBEAM — CORRODED (BS 1041)

DURING H-CHECK, FOUND CORROSION IN THE FS 1041 FLOORBEAM CHORD, RIGHT SIDE. REPAIRED CHORD (P/N 9912243-55) PER EA 97-111768.

Part: LONGERON — CORRODED (BS 794)

DURING H-CHECK, FOUND CORROSION AT LONGERON 30 AT FS 794. REPAIRED LONGERON (P/N 5924878-501) PER EA 97-111762.

Part: BULKHEAD PANEL — CRACKED (BS 108)

DURING H-CHECK, FOUND CRACKS IN THE NOSE LANDING GEAR WHEEL WELL HORIZONTAL PRESSURE PANEL AT FS 108, LEFT AND RIGHT SIDES, AT BOTH THE INBOARD AND OUTBOARD VERTICAL BEAM ATTACH FITTINGS. REPAIRED PANEL (P/N 9910073-313) PER EA 97-111754.

Part: FLOORBEAM — CORRODED (BS 1056)

DURING H-CHECK, FOUND CORROSION IN THE FS 1056 FLOORBEAM LEFT SIDE. REPAIRED BEAM (P/N 9958187) PER EA 97-111777.

Part: BULKHEAD PANEL — CRACKED (FUSELAGE)

DURING LINE CHECK, FOUND A 3 INCH CRACK IN THE SLANTED PRESSURE PANEL TO FUSELAGE ATTACH ANGLE APPROXIMATELY LBL 24 ABOVE THE REAR SPAR. REPAIRED ANGLE (P/N 9923419-9) PER EA 97-111746.

Part: ALTIMETER — FAILED (LT COCKPIT)

DURING CLIMB, CAPTAIN'S ALTIMETER OFF FLAG CAME ON. RESET CIRCUIT BREAKER AND ALTIMETER CAME ON MOMENTARILY, THEN OFF FLAG RETURNED. AIRCRAFT CONTINUED TO DESTINATION AND LANDED WITHOUT INCIDENT. REPLACED CAPTAIN'S ALTIMETER AND OPERATIONAL CHECK GOOD.

Part: BRACKET — CRACKED (FS 1114)

DURING LINE CHECK, FOUND A CRACK IN THE SHEAR CLIP ANGLE, FS 1114 AT LONGERON 15L. REPAIRED CLIP (P/N 9912246-43) PER EA 97-100866.

Part: LINK — FAILED (RT NLG DOOR)

LOUD NOISE AND VIBRATION WAS COMING FROM NOSE GEAR AREA AFTER TAKEOFF. FLIGHT RETURNED TO DTW AND LANDED WITHOUT INCIDENT. FOUND THE RIGHT NOSE GEAR DOOR OPEN. REPLACED DOOR LINK. AIRCRAFT RETURNED TO SERVICE.

Part: LINE — CRACKED (NR 1 ENG PT7)

NR 1 ENGINE EPR INDICATION WAS LOW ON TAKEOFF ROLL. THE TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE REPLACED A CRACKED PT7 LINE. THE SYSTEM CHECKED OK ON RUN-UP. THE AIRCRAFT RETURNED TO SERVICE.

Part: RELEASE MECH — OUT OF ADJUST (TAILCONE)

DURING PERIODIC CHECK, FOUND THE TAILCONE RELEASE MECHANISM OUT OF RIG. RE-RIGGED TAILCONE, CHECKED OK.

Part: RELEASE MECH — OUT OF ADJUST (LT EMER EXIT)

DURING PERIODIC CHECK, FOUND THAT THE LEFT AFT EMERGENCY OVERWING EXIT WOULD NOT OPEN FROM THE OUTSIDE. ADJUSTED THE OUTER HANDLE RELEASE MECHANISM PER MM 52-21-0.

Part: RETRACT MECH — MALFUNCTIONED (NLG DOOR)

A LOUD 'BANG' WAS HEARD ON INITIAL GEAR RETRACTION AFTER TAKEOFF. NOSE LANDING GEAR UNSAFE LIGHT ILLUMINATED AND VIBRATION WAS EXPERIENCED. FLIGHT RETURNED TO DTW AND SUCCESSFUL OVERWEIGHT LANDING WAS ACCOMPLISHED. PERFORMED OVERWEIGHT LANDING INSPECTION PER MM 05-51-00, CODE 10. REPLACED DAMAGED LEFT FORWARD NOSE GEAR DOOR, DOOR STOP CABLE, AND FORWARD DOOR RETRACT LINK. OPERATIONAL CHECK OK ON GEAR SWING. AIRCRAFT RETURNED TO SERVICE.