N14889

Part: CABLE — OUT OF RIG (TAILCONE) · airframe 54,725 hrs · 30,490 cycles

THE TAILCONE PULL FROM THE INTERIOR AND AFT DOOR HANDLES EXCEEDED LIMITS TO DROP TAIL CONE. THE TAILCONE CABLES WERE RIGGED IAW MM 53-53-00 AND OPERATION CHECKED GOOD.

Part: PROXIMITY SWITCH — OUT OF ADJ (NLG) · airframe 53,498 hrs · 29,793 cycles

THE RED NOSE GEAR WARNING LIGHT REMAINED ILLUMINATED WHEN GEAR WAS RETRACTED AFTER TAKEOFF FROM BWI. WHEN THE GEAR WAS EXTENDED FOR RETURN TO BWI THREE GREEN DOWN AND LOCKED LIGHTS WERE INDICATED. THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE NLG DOWNLOCK PROXIMITY SWITCH OUT OF LIMITS IAW MM 32-60-05, FIGURE 204. THE DOWNLOCK SWITCH WAS ADJUSTED IAW MM 32-60-05. NO OTHER DEFECTS WERE NOTED.

Part: HANDLE — OUT OF ADJUST (TAIL CONE)

THE FORCE REQUIRED TO RELEASE TAIL CONE USING THE EXTERIOR, INTERIOR, AND AFT ENTRY DOOR HANDLES WAS OUT OF LIMITS. THE HANDLES WERE ADJUSTED AND TESTED IAW MM 53-53-00.

Part: FRAME — CORRODED (BS 200-204)

INSPECTION FOUND CORROSION ON CUSP MEMBRANE AND AFT SIDE OF FRAME AT STA 200 TO 204 JUST AFT OF MAIN CABIN DOOR AFT LOWER CORNER INSIDE LIGHTENING HOLE. A REPAIR WAS INSTALLED IAW ECRA 5310-03778.

Part: FITTING — CRACKED (BS 980)

INSPECTION FOUND A .75 INCH CRACK IN LT WHEEL WELL FITTING AT FLAP ACTUATOR MOUNTS STA 980. THE FITTING WAS REMOVED AND REPLACED IAW SRM 51-30-5.

Part: SEAT TRACK — CORRODED (BS 1212-1309)

INSPECTION FOUND L/H INBOARD SEAT TRACK CORRODED AT STA 1212-1309. THE SEAT TRACK SECTION WAS REMOVED AND REPLACED IAW SRM 51-30-1.

Part: INTERCOSTAL — CRACKED (BS 474)

INSPECTION FOUND A 2.5 CRACK IN INTERCOSTAL AT #1 VHF ANTENNA, STA 474. A NEW INTERCOSTAL WAS INSTALLED IAW EA 5330-01823.

Part: SEAT TRACK — CORRODED (BS 221)

INSPECTION FOUND L/H INBOARD SEAT TRACK CORRODED AT STA 221. THE CORRODED SECTION OF SEAT TRACK WAS REMOVED AND A NEW SECTION WAS INSTALLED IAW SRM 53-05, FIGURE 4.

Part: SKIN — SCRATCHED (BS 237)

INSPECTION FOUND LT FUSELAGE SKIN SCRATCHED AT STA 237, LONGERON 17L. THE EXISTING DOUBLER WAS REMOVED AND REPLACED IAW SRM 51-30-2, 51-30-5 AND ECRA 5330-02445.

Part: BATTERIES — DISCHARGED (CABIN)

INSPECTION FOUND EMERGENCY LIGHTS ON CEILING ABOVE ROW 1 TO 4 AND ROW 22 TO 30 INOPERATIVE. THE BATTERIES IN FORWARD CABIN CEILING AND ABOVE ROW 24 WERE REMOVED AND REPLACED.

Part: UPLOCK SENSOR — OUT OF ADJUST (NLG)

THE NOSE GEAR UNSAFE LIGHT ILLUMINATED DURING CLIMBOUT. ABNORMAL PROCEDURES WERE COMPLIED WITH AND THE NOSE GEAR UNSAFE LIGHT EXTINGUISHED. THE FLIGHT WAS COMPLETED WITHOUT FURTHER PROBLEM. MAINTENANCE FOUND THE UP/DOWN LOCK SENSOR OUT OF LIMITS. THE SENSOR WAS ADJUSTED IAW MM 32-60-5. A RETRACTION CHECK WAS PERFORMED WITH OPERATION AND INDICATIONS CHECKING GOOD.

Part: ACTUATOR — LEAKING (RT MLG)

THE HYDRAULIC QUANTITY DROPPED TO TWO QUARTS ON FINAL APPROACH, WHEN THE LANDING GEAR WAS LOWERED. THE NOSE GEAR CAME DOWN AND LOCKED ABOUT 30 SECONDS AFTER GEAR EXTENSION WAS INITIATED. THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE RT MLG RETRACT CYLINDER AT FAULT. THE RT MLG RETRACT CYLINDER WAS REPLACED. THE HYDRAULIC SYSTEM WAS SERVICED TO FULL. OPERATION OF ALL LANDING GEAR FUNCTIONED NORMALLY.

Part: FRAME — CRACKED (BS 1446)

INSPECTION FOUND .50 INCH CRACKS IN CANTED BELTFRAME AT STA 1446, LONGERONS 3, 4, AND 5R. THE FRAME WAS REPAIRED IAW SRM 53-03.

Part: ENGINE — FAILED (NR 2)

THE TOWER REPORTED FIRE FROM THE NR 2 ENGINE TAILCONE AREA DURING TAXI OUT. THE CAPTAIN DISCHARGED BOTH ENGINE FIRE BOTTLES AND THE FIRE DEPARTMENT WAS SUMMONED. AN EMERGENCY EVACUATION WAS PERFORMED. THE FORWARD SERVICE DOOR AND AFT SERVICE DOOR ESCAPE SLIDES WERE DEPLOYED. THE LT FORWARD ENTRY DOOR COULD NOT BE OPENED. MAINTENANCE FOUND THAT THE NR 2 ENGINE HAD EXPERIENCED A HOT START. THE ENGINE WAS CHANGED DUE TO THE HOT START AND FIRE AGENT INGESTION. EXAMINATION OF THE LT FORWARD ENTRY DOOR FOUND THAT A PORTION OF THE EMERGENCY SLIDE ASSEMBLY WAS JAMMED ON LIP OF DOOR SILL. THE DOOR SLIDE LANYARD HAD NOT BEEN CONNECTED. ALL THREE DOOR SLIDES WERE REMOVED AND REPLACED.

Part: BEARING — FAILED (RT MLG)

THE WHEEL NOT TURNING LIGHT ILLUMINATED DURING TAKEOFF ROLL. THE TAKEOFF WAS ABORTED AT LOW SPEED AND THE AIRCRAFT WAS RETURNED TO GATE. MAINTENANCE FOUND THE NR 3 TIRE FLAT WHEN THE NR 3 TIRE WAS REMOVED THE BEARING WAS FOUND FROZEN TO AXLE AND THE ANTI-SKID TRANSDUCER WAS SHEARED. THE NR 3 BRAKE, ANTI-SKID TRANSDUCER, AND NR 3 MAIN AXLE SLEEVE WERE REMOVED AND REPLACED. THE NR 3 AND NR 4 MAIN TIRE AND WHEEL ASSEMBLIES WERE ALSO REMOVED AND REPLACED.

Part: EEL WIRING — BROKEN (CABIN)

EWR - FLT 0346 - INSPECTION FOUND OVERHEAD EMERGENCY EXIT LIGHTS AT ROWS 19-31 INOPERATIVE. MAINTENANCE FOUND WIRING TO LIGHTS BROKEN. THE WIRES WERE SPLICED AND OPERATION OF THE LIGHTS CHECKED GOOD. (X)

Part: EEL BATT CHARGER — INOPERATIVE (AFT CABIN)

FLT NR 1421 - EWR - WHEN EXTERNAL POWER WAS DISCONNECTED AT THE GATE, NONE OF THE OVERHEAD EMERGENCY LIGHTS BEHIND ROW 28 CAME ON. SOME BURNT OUT BULBS HAD TO BE REPLACED AND THE AFT BATTERY CHARGER WAS REMOVED AND REPLACED. OPERATION OF THE OVERHEAD EMERGENCY LIGHTS WAS RESTORED. (M)

Part: SEPARATOR — FROZEN SHUT (L&R AIR COND SYS)

IAH - FLT 0108 - THE AIRCRAFT STARTED LOSING PRESSURE AT 37,000 FEET WITH DE-ICING ON, AND OXYGEN MASKS WERE DROPPED MANUALLY. CREW ATTEMPTED SECONDARY WHICH INDICATED FAILURE, SO SWITCHED BACK TO PRIMARY. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE OBSERVED SEVERAL OXYGEN MASKS HAD NOT DEPLOYED. BOTH LEFT AND RIGHT WATER SEPARATOR PRESSURE RELIEF PLUNGERS WERE FOUND FROZEN SHUT UPON INSPECTION OF AIR CONDITIONING SYSTEM. BOTH WATER SEPARATOR ASSEMBLIES REMOVED AND REPLACED. MASK RELEASE SOLENOID AT AFT GALLEY ATTENDANT SEAT FOUND SHORTED. SOLENOID REPLACED. THE USED OXYGEN GENERATORS ALSO REPLACED. ACFT PRESSURIZATION CHKS AND FUNCTIONAL TEST OF OXYGEN SYSTEM WERE GOOD. (X)