N9342

Part: BATTERY PACK — DISCHARGED (TAIL) · airframe 79,291 hrs · 87,394 cycles

DURING LINE MAINTENANCE INSPECTION, FOUND TAIL COMPARTMENT CATWALK EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACK. OPERATIONAL CHECK NORMAL.

Part: DUCT — FAILED (CABIN)

LOSS OF CABIN PRESSURIZATION OCCURRED AT 17,000 FEET. CABIN ALTITUDE REACHED 11,000 FEET AND AN EMERGENCY DESCENT WAS MADE TO 10,000 FEET. CABIN PRESSURE WAS REGAINED. FLIGHT WAS RETURNED TO DTW AND LANDED WITHOUT INCIDENT. MAINTENANCE REPAIRED HOLE IN AIR CONDITIONING DUCT BY AIR CYCLE MACHINE. ALSO, REPLACED CABIN PRESSURE CONTROLLER AND AMPLIFIER. OPERATIONAL CHECK NORMAL.

Part: POWER SUPPLY — INOPERATIVE (CABIN)

DURING LINE MAINTENANCE INSPECTION, FOUND AFT RIGHT OVERWING EMERGENCY EXIT LIGHT INOPERATIVE. REPLACED POWER SUPPLY, OPERATIONAL CHECK NORMAL.

Part: BATTERIES — DISCHARGED (CABIN)

DURING PERIODIC CHECK, FOUND AFT OVERWING EMERGENCY EXIT SIGN LIGHTS INOPERATIVE. REPLACED BATTERIES, OPERATIONAL CHECK NORMAL.

Part: LIGHT — INOPERATIVE (CABIN)

AFT FLIGHT ATTENDANT FLASHLIGHT INOPERATIVE. MAINTENANCE REPLACED BATTERY AND FLASHLIGHT. OPERATIONAL CHECK NORMAL.

Part: BATTERY PACK — DISCHARGED (CABIN)

DURING LINE MAINTENANCE INSPECTION, FOUND FLOOR PROXIMITY EMERGENCY LIGHTS AT LAST FOUR ROWS INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK NORMAL.

Part: BATTERIES — DISCHARGED (CABIN)

DURING LINE MAINTENANCE INSPECTION, FOUND OVERHEAD EMERGENCY LIGHTS BETWEEN ROWS 12 THROUGH 14 INOPERATIVE. REPLACED BATTERIES IN POWER SUPPLY, OPERATIONAL CHECK NORMAL.

Part: TRANSCEIVER — FAILED (NR 1 VHF)

NR 1 VHF COMMUNICATIONS SYSTEM FAILED EN ROUTE MSP-PIT. FLIGHT DIVERTED TO DTW AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED NR 1 VHF TRANSCEIVER. OPERATIONAL CHECK NORMAL. AIRCRAFT RETURNED TO SERVICE.

Part: POWER SUPPLY — INOPERATIVE (CABIN)

DURING PERIODIC CHECK, FOUND TAIL COMPARTMENT CATWALK AND RELEASE HANDLE EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLY. OPERATIONAL CHECK NORMAL.

Part: RELEASE SYST — OUT OF ADJUST (TAIL CONE)

DURING L-CHECK, FOUND THAT EXCESSIVE PULL FORCE WAS REQUIRED DURING TAIL CONE DROP CHECK. RIGGED RELEASE SYSTEM, OPERATIONAL CHECK OK.

Part: POWER SUPPLY — MALFUNCTIONED (FWD CABIN EM LTS)

DURING LINE MAINTENANCE INSPECTION, FOUND OVERHEAD EMERGENCY LIGHTS IN GALLEY AISLE AND SEAT ROWS 2 AND 4 INOPERATIVE. REPLACED POWER SUPPLY, OPERATIONAL CHECK NORMAL.

Part: FUEL DISTRIB — MALFUNCTIONED (RT WING TANK)

RIGHT WING FUEL TANK DECREASED IN QUANTITY WITH FUEL IN CENTER TANK. FUEL USAGE EXCEEDED THAT OF FLIGHT PLAN. FLIGHT DIVERTED TO MEM AND LANDED WITHOUT INCIDENT. MAINTENANCE BACK FLUSHED TANKS SEVERAL TIMES, NO LEAKS OR TRANSFER PROBLEMS WERE FOUND.

Part: BLANKET RETAINER — OUT OF POSITION (CABIN)

DURING CLIMB, CABIN PRESSURE WARNING LIGHT ILLUMINATED. PERFORMED COCKPIT OPERATING MANUAL PROCEDURE AND RETURNED TO MSP. FLIGHT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND INSULATION BLANKET RETAINING CLIP RESTRICTING MOVEMENT OF OUTFLOW VALVE. REPOSITIONED CLIP, PRESSURIZATION CHECK OF CABIN GOOD.

Part: SKIN — CRACKED (LT WING LE)

DURING LINE MAINTENANCE INSPECTION, FOUND APPROXIMATE FIVE INCH CRACK ON THE LEFT WING LEADING EDGE UNDER NR 2 SLAT. REPAIRED PER EA 99-120726.

Part: BATTERIES — DISCHARGED (CABIN)

DURING LINE MAINTENANCE INSPECTION, FOUND FORWARD CABIN OVERHEAD EMERGENCY LIGHTS VERY DIM. REPLACED BATTERIES, OPERATIONAL CHECK NORMAL.

Part: BATTERIES — DISCHARGED (CABIN)

DURING LINE MAINTENANCE INSPECTION, FOUND FORWARD CABIN EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERIES IN PACK, OPERATIONAL CHECK OK.

Part: SWITCH — INOPERATIVE (AFT STAIR)

AFTER TAKEOFF DTW-GSO, THE AFT STAIRWAY DOOR WARNING LIGHT ILLUMINATED. RETURNED TO DTW WITHOUT FURTHER INCIDENT. REPLACED THE LEFT AFT STAIR UPLOCK SWITCH. WARNING SYSTEM CHECKED OK.

Part: POWER SUPPLY — INOPERATIVE (CABIN)

DURING LINE MAINTENANCE INSPECTION, FOUND TAIL COMPARTMENT EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLY. OPERATIONAL CHECK NORMAL.

Part: BATTERIES — DISCHARGED (CABIN)

DURING LINE MAINTENANCE INSPECTION, FOUND TAILCONE AND FORWARD CABIN OVERHEAD EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERIES, OPERATIONAL CHECK NORMAL.

Part: BATTERIES — DISCHARGED (CABIN)

DURING LINE MAINTENANCE INSPECTION, FOUND TAILCONE AND FORWARD CABIN OVERHEAD EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERIES, OPERATIONAL CHECK NORMAL.

Part: BATTERIES — DISCHARGED (TAIL COMPT)

DURING LINE MAINTENANCE INSPECTION, FOUND TAIL SECTION EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERIES, OPERATIONAL CHECK NORMAL.

Part: BATTERIES — DISCHARGED (TAIL COMPT)

DURING LINE MAINTENANCE INSPECTION, FOUND TAIL COMPARTMENT EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERIES, OPERATIONAL CHECK NORMAL.

Part: BATTERIES — DISCHARGED (CABIN)

DURING LINE MAINTENANCE INSPECTION, FOUND FORWARD EMERGENCY EXIT LIGHTS DIM. REPLACED BATTERIES. OPERATIONAL CHECK NORMAL.

Part: BATTERIES — DISCHARGED (CABIN)

DURING LINE MAINTENANCE INSPECTION, FOUND SEVERAL OVERHEAD EMERGENCY LIGHTS WEAK AND FORWARD AISLE EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERIES. OPERATIONAL CHECK NORMAL.

Part: BATTERIES — DISCHARGED (CABIN)

DURING LINE MAINTENANCE INSPECTION, FOUND CABIN EMERGENCY LIGHT INOPERATIVE. REPLACED BATTERIES IN FORWARD AISLE CEILING AND AFT RIGHT LAVATORY OVERHEAD, OPERATIONAL CHECK NORMAL.

Part: BATTERIES — DISCHARGED (TAILCONE)

DURING LINE MAINTENANCE INSPECTION, FOUND TAILCONE EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERIES, OPERATIONAL CHECK NORMAL.

Part: BATTERY PACK — DISCHARGED (CABIN)

DURING LINE MAINTENANCE INSPECTION, FOUND AFT EMERGENCY LIGHTS IN TAILCONE INOPERATIVE. REPLACED BATTERY PACK AND SECURED LOOSE PIN AT CHARGER ASSEMBLY, OPERATIONAL CHECK NORMAL.

Part: POWER SUPPLY — INOPERATIVE (TAILCONE)

DURING LINE MAINTENANCE INSPECTION, FOUND TAILCONE EMERGENCY LIGHTS DIM. REPLACED POWER SUPPLY. OPERATIONAL CHECK NORMAL.

Part: BATTERY PACK — DISCHARGED (CABIN)

DURING LINE MAINTENANCE INSPECTION, FOUND COCKPIT AND FORWARD CABIN EMERGENCY LIGHTS DIM. REPLACED FORWARD BATTERY PACK IN CEILING.

Part: BATTERY PACK — DISCHARGED (CABIN)

DURING PREFLIGHT CHECK, FOUND FORWARD OVERHEAD EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACKS AND OPERATIONAL CHECK NORMAL.

Part: BATTERY PACK — DISCHARGED (CABIN)

DURING LINE CHECK, FOUND EMERGENCY LIGHTS AT ROWS 12 AND 13 INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK GOOD.

Part: EEL WIRE — BROKEN (CABIN)

DURING LINE CHECK, FOUND EMERGENCY LIGHT ABOVE AFT FLIGHT ATTENDANT JUMPSEAT INOPERATIVE. REPAIRED BROKEN WIRE, OPERATIONAL CHECK GOOD.

Part: BATTERY — DISCHARGED (CABIN)

DURING LINE CHECK, FOUND FORWARD ENTRY AND COCKPIT DOOR EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERIES, OPERATIONAL CHECK GOOD.

Part: FITTING — CORRODED (FS 996)

DURING M-CHECK, FOUND CORROSION ON THE LONGERON 23L END FITTING AT FS 996. REPLACED FITTING PER SRM 51-30-2.

Part: EMERGENCY EXIT — WORN (RT OVERWING)

DURING H-CHECK, FOUND THAT INADEQUATE FORCE WAS REQUIRED TO REMOVE THE RIGHT FORWARD OVERWING EMERGENCY EXIT. REPLACED THE DOOR.

Part: RELEASE MECH — OUT OF ADJUST (TAILCONE)

DURING H-CHECK, FOUND THAT EXCESSIVE FORCE WAS REQUIRED TO PULL THE HANDLE FROM THE CLIPS. ALSO, FOUND THAT THE UPPER LATCHES RELEASED PRIOR TO THE LOWER LATCHES AND THAT THE TAILCONE FAILED TO DROP. ADJUSTED TAILCONE PER MM 53-50-3, FUNCTIONAL CHECK OK.

Part: EMERGENCY EXIT — OUT OF ADJUST (LT OVERWING)

DURING H-CHECK, FOUND THAT INADEQUATE FORCE WAS REQUIRED TO REMOVE THE LEFT AFT OVERWING EMERGENCY EXIT. RERIGGED DOOR PER MM 52-21-0, CHECKED OK.

Part: WEB — OIL CANNED (FS 965)

DURING H-CHECK, FOUND OIL CANNING ON THE PYLON BULKHEAD WEB, RIGHT SIDE FS 965. REPAIRED BULKHEAD (P/N 9912243-81) PER EA 99-100832.

Part: FITTING — CORRODED (FS 945)

DURING H-CHECK, FOUND CORROSION IN THE LONGERON 27 END FITTING AT FS 945. REPLACED END FITTING PER SRM 51-30-2.

Part: ANTI ICE DUCT — BINDING (RT WING)

ON INITIAL SLAT EXTENSION AT 240 KNOTS, SLAT DISAGREEMENT LIGHT ILLUMINATED WITH BLUE SLAT EXTEND LIGHT OFF. AIRCRAFT ROLLED TO THE LEFT. FLIGHT CONTINUED AND LANDED WITHOUT INCIDENT. FOUND RIGHT WING ANTI-ICE 'T' DUCT BINDING. REPLACED 'T' DUCT. OPERATIONAL CHECK OK. AIRCRAFT RETURNED TO SERVICE.

Part: T DUCTS — LACK OF LUBE (LE FLAPS)

SLAT DISAGREEMENT LIGHT ILLUMINATED DURING SLAT EXTENSION. AIRCRAFT ROLLED SLIGHTLY TO THE LEFT. VISUAL INSPECTION INDICATED LEFT SLAT TO BE FULLY EXTENDED AND RIGHT SLAT APPROXIMATELY .75 EXTENDED. INDICATED AIRSPEED WAS 200-220 KNOTS. FLIGHT CONTINUED AND LANDED WITHOUT INCIDENT. LUBED SLAT TELESCOPING DUCTS. OPERATIONAL CHECK OK. AIRCRAFT RETURNED TO SERVICE.

Part: SERVO — MALFUNCTIONED (AUTO PILOT)

AUTO-PILOT FAILED EN ROUTE DTW-HOU, FLIGHT DIVERTED TO MEM AND LANDED WITHOUT INCIDENT. REPLACED AUTO-PILOT ELEVATOR SERVO. OPERATIONAL CHECK OK. AIRCRAFT RETURNED TO SERVICE.