N755NW

Part: WIRE — DAMAGED (EMERGENCY LIGHTS) · airframe 89,157 hrs · 82,236 cycles

DURING LINE CHECK, MAINTENANCE FOUND THAT THE EMERGENCY PATHWAY LIGHTING IN ROWS 5/8 OF THE CABIN ARE INOPERATIVE. MAINTENANCE REPAIRED A WIRING FAULT AND FUNCTIONALLY CHECKED THE SYSTEM.

Part: LANYARD — MISINSTALLED (TAILCONE SLIDE) · airframe 88,775 hrs · 81,879 cycles

DURING A NON-ROUTINE, MAINTENANCE CHECK THE TAIL CONE EMERGENCY EVACUATION SLIDE DEPLOYMENT LANYARDS WERE FOUND TO BE CROSSED. CROSSED STRAPS COULD PREVENT THE PROPER OPERATION OF THE TAIL CONE SLIDE IN THE EVENT OF AN EMERGENCY. THE ROUTING OF THE LANYARDS WAS CORRECTED, INSPECTED, AND CLEARED FOR REVENUE SERVICE.

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHTS) · airframe 87,307 hrs · 80,491 cycles

DURING LINE CHECK, MAINTENANCE FOUND THAT THE EMERGENCY PATHWAY LIGHTING IN THE VENTRAL STAIRWAY WERE INOPERATIVE. MAINTENANCE ATTEMPTED CORRECTION BY RELAMPING BUT ENDED UP REPLACING THE BATTERIES IN THE BATTERY PACK B5-28. THE LIGHTS RETURNED TO AN OPERATIONAL CONDITION. (A)

Part: APU — SMOKE (APU BAY) · airframe 83,162 hrs · 76,884 cycles

DURING APPROACH AFT RIGHT LAV SMOKE ALARM SOUNDED AND SMOKE/SMELL WAS REPORTED THRU OUT THE AC. FLIGHT CREW SHUTOFF RIGHT PACK AND APU AIR SWITCH AND SMELL CEASED. FLIGHT CREW PERFORMED AN UNEVENTFUL LANDING AT DESTINATION AIRPORT. MAINTENANCE FOUND EVIDENCE OF APU OIL LEAK AND INGESTION INTO APU AIR INTAKE. APU EXTERIOR CLEANED. APU GROUND RUN AND NO LEAKS FOUND. COALESCER BAGS WERE REPLACED, PACK BURNOUT PERFORMED AND COALESCER BAGS CHANGED ONCE MORE.

Part: FLOORBEAM — CORRODED (FUSELAGE) · corrosion level 2 · airframe 81,121 hrs · 75,022 cycles

DURING H-CHECK FOUND CORROSION ON FLOORBEAM AT BS 794 RBL 57 TO RBL 60. REPAIRED PER EA 97-202515.

Part: BULKHEAD DOUBLER — CRACKED (BS 83.5)

DURING PERIODIC CHECK, FOUND DOUBLER (5912350-20) CRACKED AT FS 83.5. REPAIRED PER EA 97-162799.

Part: ANGLE — CRACKED (FUSELAGE)

DURING PERIODIC CHECK, FOUND ZEE ANGLE (PART NR 5912350-67) CRACKED IN RADIUS. REPAIRED PER EA 97-159630.

Part: SKIN — CRACKED (BS 1068)

DURING PERIODIC CHECK, FOUND SKIN CRACKED AT FS 1068, LONGERON 15L. REPAIRED PER EA 97-159609.

Part: BATTERY PACK — FAILED (CABIN)

DURING LINE MAINTENANCE INSPECTION, FOUND FORWARD FLIGHT ATTENDANT LOWER FLASHLIGHT INOPERATIVE. REPLACED BATTERY, OPERATIONAL CHECK NORMAL.

Part: POWER SUPPLY — INOPERATIVE (CABIN)

DURING LINE CHECK, FOUND EMERGENCY CEILING EXIT LIGHTS INOPERATIVE AT SEAT ROWS 3 THROUGH 7. MAINTENANCE REPLACED POWER SUPPLY B5-40. OPERATIONAL CHECK OK.

Part: SWITCH — INOPERATIVE (NLG)

DURING DESCENT, THE NOSE LANDING GEAR DOWN AND LOCKED (GREEN) INDICATION LIGHT DID NOT ILLUMINATE UPON LANDING GEAR EXTENSION. THE FLIGHT CREW RECYCLED THE LANDING GEAR, COMPLIED WITH THE COCKPIT OPERATING PROCEDURES AND THE NOSE LANDING GEAR VISUAL CHECK. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE NOSE LANDING GEAR DOWNLOCK SWITCH. OPERATIONAL CHECK OK.

Part: BATTERY — DISCHARGED (CABIN)

DURING LINE CHECK, FOUND TAILCONE EMERGENCY EXIT LIGHTS INOPERATIVE. MAINTENANCE REPLACED BATTERIES LOCATED IN POWER PACK. OPERATIONAL CHECK OK.

Part: BATTERIES — DISCHARGED (CABIN)

DURING LINE CHECK, FOUND AFT OVERWING EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERIES, OPERATIONAL CHECK OK.

Part: LIGHT — INOPERATIVE (CABIN)

DURING LINE CHECK, FOUND SEAT MOUNTED EMERGENCY LIGHTS AT ROWS 13 TO 15 INOPERATIVE. RESEATED PIN IN SIDEWALL NEAR RIGHT FORWARD OVERWING EXIT, OPERATIONAL CHECK OK.

Part: FRAME — CORRODED (BS 1072)

DURING H-CHECK, FOUND CORROSION ON FORWARD FACE OF FRAME AT FS 1072, LBL 50. REPAIRED PER EA 97-111983.

Part: CLIP — WORN (TAIL CONE)

DURING H-CHECK, FOUND INADEQUATE FORCE REQUIRED TO REMOVE EXTERIOR TAIL CONE RELEASE HANDLE FROM CLIPS. REPLACED SPRING CLIP, OPERATIONAL CHECK OK.

Part: FLOORBEAM — CORRODED (BS 1040)

DURING H-CHECK, FOUND CORROSION ON FLOORBEAM AT SCREW HOLE ON TOP OF BEAM, FS 1040, RBL 16. REPAIRED PER EA 97-111899.

Part: TEMP SENSOR — MALFUNCTIONED (TAIL COMPT)

TAIL COMPARTMENT TEMPERATURE HIGH LIGHT ILLUMINATED DURING TAKEOFF. FOLLOWED COM AND LIGHT WENT OUT. FLIGHT RETURNED TO HOU AND LANDED WITHOUT INCIDENT. REPLACED TAIL COMPARTMENT SENSOR AND RIGHT COALESCER BAG. RAN AIRCRAFT TO FULL POWER, OPERATIONAL CHECK OK.

Part: BUS CONTL PNL — MALFUNCTIONED (COCKPIT)

ON TAKEOFF ROLL, MASTER CAUTION ILLUMINATED AND SEVERAL LIGHTS STARTED BLINKING. TAKEOFF WAS ABORTED AND RETURNED TO THE GATE. INSPECTED CROSSTIE RELAY, LEFT AND RIGHT GENERATOR RELAYS AND NO DEFECTS FOUND. REPLACED THE LEFT GENERATOR CONTROL PANEL AND VOLTAGE REGULATOR. REPLACED BUS CONTROL PANEL AND OPERATIONAL CHECK GOOD.

Part: SPIN BRAKES — INOPERATIVE (NOSE GEAR)

AFTER TAKEOFF AND GEAR RETRACTION MSP-YEG, EXPERIENCED VIBRATION. UPLATCH CHECK AND GEAR DOOR INDICATION LIGHTS ALL OK. RETURNED TO MSP WITHOUT FURTHER INCIDENT. FOUND THE NOSE GEAR SPIN BRAKES INOPERATIVE. REPLACED BRAKES. ALSO, FOUND THE E/E COMPARTMENT DOOR LOOSE. ADJUSTED LATCH. NO OTHER DISCREPANCIES WERE NOTED.

Part: GEAR LIGHT — MALFUNCTIONED (NLG)

NOSE LANDING GEAR RED UNSAFE LIGHT REMAINED ON AFTER GEAR RETRACTION. FLIGHT RETURNED TO MEM AND LANDED WITHOUT INCIDENT. INSPECTED AND CYCLED NOSE GEAR. OPERATIONAL CHECK WAS NORMAL AND AIRCRAFT RETURNED TO SERVICE.

Part: TRANSCEIVER — FAILED (RADAR SYST)

DURING CRUISE, THE WEATHER RADAR WOULD NOT PAINT LEVEL FIVE WEATHER BEYOND THIRTY MILES AND INSIDE THIRTY MILES. THE WEATHER RADAR WOULD PAINT A DIFFERENT PICTURE EVERY SWEEP. AIRCRAFT DIVERTED TO TYS AND LANDED WITHOUT INCIDENT. REPLACED THE RADAR TRANSCEIVER. OPERATIONAL CHECK GOOD.

Part: FUEL CONTROL — MALFUNCTIONED (NR 2 ENGINE)

DURING CLIMB, THE NR 2 ENGINE N1, N2, AND EPR INDICATORS WERE FLUCTUATING. THE FLIGHT RETURNED TO DTW AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE FUEL CONTROL ASSEMBLY AND TESTED THE ENGINE. ENGINE PERFORMANCE WAS SATISFACTORY, THE AIRCRAFT RETURNED TO SERVICE.

Part: TORSION SPRING — BENT (TE FLAPS)

WHILE ON APPROACH FOR LANDING AT MBS, UNABLE TO EXTEND FLAPS FOR LANDING, HANDLE JAMMED IN THE UP POSITION. CONFERRED WITH MAINTENANCE CONTROL, UNABLE TO UNJAM. DECLARED EMERGENCY AND RETURNED TO DTW FOR A NO FLAP LANDING. NO FURTHER INCIDENTS. FOUND FLAP RELEASE TRIGGER BINDING. ALSO, FOUND FLAP HANDLE LATCH TORSION SPRING BENT. INSTALLED NEW TORSION SPRING, CYCLED FLAP HANDLE SEVERAL TIMES, CHECKED OK.

Part: STRUT — DEFLATED (NOSE GEAR)

NOSE LANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF FROM TUS. FLIGHT CONTINUED TO PHX AND LANDED WITHOUT INCIDENT. EMERGENCY EQUIPMENT WAS CALLED OUT ON STANDBY AS A PRECAUTION. FOUND NOSE STRUT UNDERSERVICED, SERVICED STRUT TO PROPER LEVELS. OPERATIONAL CHECK OK ON GEAR SWING. AIRCRAFT RETURNED TO SERVICE.

Part: LONGERON — CORRODED (FS 794)

DURING PERIODIC CHECK, FOUND CORROSION ON LONGERON 30 AT FS 794. REPAIRED LONGERON AND SKIN PER EA 97-98403.

Part: SKIN — CRACKED (EXT PWR CAVITY)

DURING PERIORIC CHECK, FOUND A CRACK IN THE EXTERNAL POWER RECEPTACLE CAVITY FORWARD LOWER CORNER. REPAIRED PER EA 97-98402.

Part: LONGERON — CORRODED (FS 973)

DURING PERIODIC CHECK, FOUND CORROSION ON LONGERON 30 AFT OF FS 973. REPAIRED PER EA 97-98399.

Part: PANEL — DISBONDING (LT SPOILER)

DURING FLIGHT DTW-ATL, FOUND THAT SHEET METAL WAS LOOSE AND FLAPPING UNDER THE LEFT INBOARD SPOILER PANEL. CONTINUED TO ATL WITHOUT FURTHER INCIDENT. FOUND PREVIOUS REPAIR DISBONDING. REPLACED SPOILER PER MM 27-60.