N12061

Part: FUSE — FAILED (BUSS CONTROL)

FLT 006 - OGG - AFTER ENGINE START AC BUS TIE WAS NOT POWERED BY ANY GENERATOR. PERFORMED AC BUS TIE. ISOL LIGHTS ILLUMINATED. NO CHANGE. TROUBLESHOT AND FOUND BCU INPUT FUSE LIGHT ON. REPLACED FUSE. RAN ALL 3 ENGINES. AC BUS TIE ISOLATION OFF. BUSSES OK. (M)

Part: PUMP — FAILED (HYD SYSTEM)

FLT 006 - OGG - NR 2 ENGINE DRIVEN HYDRAULIC PUMP WOULD NOT DEPRESSURIZE WITH SWITCH IN OFF POSITION. REMOVED AND REPLACED NR 2 ENGINE DRIVEN HYD PUMP, LEFT PUMP. OPERATIONAL AND LEAK CHECK GOOD. ALL HYDRAULIC QUANTITIES ARE AT NORMAL FULL LEVEL. WORK DONE IAW 29-11-01 PAGE 201. (M)

Part: HINGE — CRACKED (RT WING) · airframe 88,250 hrs · 14,553 cycles

INSPECTION FOUND A 0.2 INCH CRACK IN RT WING TRAILING EDGE HINGE AT STA XORS 714. THE HINGE WAS REPLACED IAW SRM 57-31-01.

Part: FUSE — BLOWN (ROW 35-45)

THE EMERGENCY LIGHTS WERE FOUND INOPERATIVE FROM ROWS 35-45 A/B. MAINTENANCE FOUND A FUSE BLOWN FOR THAT SECTION. THE FUSE WAS REPLACED. OPERATION OF THE LIGHTS CHECKED GOOD.

Part: SKIN — CORRODED (RIGHT AILERON)

INSPECTION FOUND RT WING O/B AILERON LOWER SKIN CORRODED. THE AILERON WAS REMOVED AND REPLACED IAW MM 27-10-02.

Part: PANEL — CRACKED (NR 3 PYLON)

INSPECTION FOUND A 3 INCH CRACK ON NR 3 PYLON PANEL NR 487ER. THE PANEL WAS REPLACED IAW SRM 51-30-00.

Part: PANEL — CRACKED (RIGHT WING)

INSPECTION FOUND A 3 INCH CRACK IN RT WING LEADING EDGE ACCESS PANEL NR 617CT. THE PANEL WAS REPLACED IAW SRM 51-31-01.

Part: BATTERY — DISCHARGED (ROW 1-4)

INSPECTION FOUND FLASHLIGHTS INOPERATIVE AT FLIGHT ATTENDANT SEATS 1L-4L AFT. THE FLASHLIGHT BATTERIES WERE REPLACED IAW MM 25-60-00.

Part: SKIN — CRACKED (NR 3 PYLON)

INSPECTION FOUND A 1 CRACK IN NR 3 PYLON SKIN. A DOUBLER REPAIR WAS INSTALLED IAW ECRA 5450-01212. A DIP WAS ISSUED TO CHECK BLIND FASTENERS FOR SECURITY EVERY 1000 CYCLES UNTIL A PERMANENT REPAIR IS INSTALLED WITHIN 400 DAYS.

Part: INLET — CRACKED (NR 3 ENGINE)

INSPECTION FOUND TWO INCH CRACKS IN THE NR 3 ENGINE FAN INLET. REPAIRED IAW SRM 54-11-00, PAGE 23.

Part: SKIN — CRACKED (RT TE FLAP)

INSPECTION FOUND A 1 CRACK IN RT WING OUTBOARD FLAP SKIN. THE SKIN WAS REPLACED IAW DOUGLAS DRAWING ARC1653.

Part: SKIN — CRACKED (NR 3 PACK DOOR)

INSPECTION FOUND A 1.5 CRACK IN SKIN OF PACK DOOR NR 3. THE AREA WAS REPAIRED IAW SRM 53-50-00, FIGURE 3.

Part: SKIN — CRACKED (LT MLG DOOR)

INSPECTION FOUND A .75 INCH CRACK IN LT MLG DOOR SKIN. REPAIRED IAW SRM 53-00-01.

Part: SKIN — CRACKED (WING)

INSPECTION FOUND A .25 INCH CRACK NEAR WING SKIN PANEL 515AB HOLE. A REPAIR WAS PERFORMED IAW SRM 57-00-01, FIGURE 4.

Part: FUSE — REQD BLEEDING (RT MLG TRIM CYL)

THE LANDING GEAR HANDLE WOULD NOT MOVE TO UP POSITION AFTER TAKEOFF. THE APPROPRIATE CHECKLIST WAS COMPLETED WITH NO HELP. THE AIRCRAFT WAS RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE TRIM CYLINDER INTERLOCK FUSE IN THE RT WHEEL WELL AT FAULT. THE TRIM CYLINDER INTERLOCK FUSE WAS BLED IAW MM 32-31-06, PAGE 203 TO 204. THE GEAR HANDLE WAS CYCLED SEVERAL TIMES AND OPERATION CHECKED GOOD.

Part: JAMB — CRACKED (AC DOORWAY)

INSPECTION FOUND TWO, 2 INCH CRACKS AT UPPER SIDE OF FORWARD VERTICAL DOOR JAMB OF LT FORWARD AIR CONDITIONING COMPARTMENT. ONE AREA WAS TRIMMED AND BLENDED OUT. THE OTHER AREA WAS REWORKED AND REINFORCED WITH A DOUBLER IAW SRM 53-30-00, FIGURE 4. NEW RIVETS WERE INSTALLED IAW SRM 51-31-01.

Part: CONNECTOR — PULLED WIRE (RT MLG)

THE RT MLG RED UNSAFE LIGHT ILLUMINATED DURING APPROACH FOR LANDING AT LGW. THE APPROACH WAS ABORTED AND ALTERNATE GEAR EXTENSION WAS USED. GEAR DOWN INDICATIONS WERE NORMAL AND THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE RT MLG PROXIMITY DOWNLOCK SENSOR WIRING PULLED FROM R5-261 CONNECTOR. THE CONNECTOR WAS REPLACED AND CONDUIT WAS REROUTED, GROUND OPERATIONAL CHECKS WERE GOOD.

Part: HYD LINE — LEAKING (NR 1 ENGINE)

THE AIRCRAFT LOST THE NR 1 HYDRAULIC SYSTEM WHILE IN FLIGHT. THE AIRCRAFT WAS RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE NR 1 ENGINE LT HYDRAULIC PUMP SUPPLY LINE LEAKING. THE HYDRAULIC SUPPLY LINE WAS REMOVED AND REPLACED. THE HYDRAULIC SYSTEM WAS SERVICED, THE ENGINE WAS RUN AND NO LEAKS WERE DETECTED.

Part: HYD LINE — LEAKING (NR 1 HYD SYS)

EWR - FLT 0010 - THE NR 1 HYDRAULIC SYSTEM QUANTITY WAS LOST WHILE ENROUTE FROM IAH TO ORY. THE AIRCRAFT WAS DIVERTED TO EWR WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE HYDRAULIC PRESSURE LINE FROM THE LEFT ENGINE DRIVEN PUMP TO THE PRESSURE MODULE LEAKING. THE HYDRAULIC PRESSURE LINE WAS REMOVED AND REPLACED. IN ADDITION, BOTH THE LT AND RT ENGINE DRIVEN HYDRAULIC PUMPS WERE REMOVED AND REPLACED AS A PRECAUTIONARY MEASURE. THE HYDRAULIC SYSTEM WAS SERVICED. THE ENGINES WERE RUN AND LEAK AND OPERATIONAL CHECKS WERE GOOD. (X)

Part: HARNESS — BURNED (FWD CARGO COMPT)

FLT 57 - LGW - SEVERAL C/B'S POPPED AND BOTH THE NR 1 AND NR 2 GEN'S HAD NO VOLTS AND NO FREQUENCY WHILE EN ROUTE FROM ORY TO EWR. THE CREW WAS UNABLE TO RESTORE EITHER GEN AND THE A/C WAS DIVERTED TO LGW WHERE IT LANDED W/O INCIDENT. ALL TRIPPED C/B'S WERE ASSOCIATED WITH AC BUS NR 1 AND NR 2 AND WOULD NOT RESET. MX FOUND ALL PIN OUT WIRES SHORTED TO GROUND. THE SHORT WAS TRACED TO A BURNT OUT WIRE BUNDLE IN THE FWD CARGO CEILING AREA. THE WIRING WAS REPAIRED IAW STANDARD PRACTICES CHAP 20 OF MM. OPS CHECK OF THE NR 1 AND NR 2 GEN'S AND ALL ASSOCIATED SYSTEMS WAS GOOD. S/D - MX ALSO FOUND A STICKY LIQUID SUBSTANCE ON C/B'S OF LWR MID PNL. THE C/B'S WERE FREED, AND ANY BROKEN IN PROCESS WERE REPLACED.(M)

Part: FIRE LOOP — DAMAGED (FWD PYLON)

EWR - FLT 56 - AFTER TAKEOFF. NR 3 ENGINE 'A' FIRE LIGHT AND BELL CAME ON. DUMPED FUEL AND RETURNED TO EWR. FOUND FWD PYLON DETECTION ASSY DAMAGED. REF MM 26-15-01 ITEM 117, REPLACED PART AUL7122-1 OPS. CHECK SYSTEM, ALL NORMAL. (Z)

Part: LOOP — DAMAGED (FWD HALF)

FLT NR 56 - EWR - ON TAKEOFF WARNING BELL CAME ON AIRCRAFT RETURNED TO EWR 'NO EMERGENCY DECLARED'. MAINTENANCE FOUND DAMAGE TO FIRE LOOP FWD HALF. REPAIRED AND REPLACED DAMAGED AREA AND PARTS. OPS CHECKED, SYSTEMS ALL NORMAL. AIRCRAFT DEPARTED NO FURTHER OCCURANCE. (W)