N71314

Part: WEB — CORRODED (CARGO DR SILL) · airframe 50,402 hrs · 26,131 cycles

INSPECTION FOUND AFT CARGO DOOR THRESHOLD SILL WEB CORRODED ON TOP AND UNDER SIDE. THE WEB WAS REMOVED AND A NEW WEB WAS INSTALLED IAW SRM 51-40-02.

Part: ANGLE — CORRODED (STA 704) · airframe 50,086 hrs · 25,955 cycles

INSPECTION FOUND FORWARD L-ANGLE SUPPORT FOR SILL WEB CORRODED AT THRESHOLD OF AFT PIT, STA 704, STRINGER 25R. A NEW ANGLE WAS INSTALLED IAW BOEING DRAWING 69-43233 AND SRM 51-40-02.

Part: FRAME — CORRODED (STA 794.3) · airframe 50,086 hrs · 25,955 cycles

INSPECTION FOUND AFT CARGO DOOR CUTOUT FORWARD FRAME CORRODED AT STA 794.3, STRINGER 25R. A REPAIR DOUBLER WAS INSTALLED IAW SRM 51-70-11, FIGURE 1.

Part: SKIN — CRACKED (HOR STAB) · airframe 50,402 hrs · 26,131 cycles

INSPECTION FOUND A 2" CRACK IN L/H HORIZONTAL STABILIZER SKIN FORWARD OF I/B BALANCE PANEL. THE CRACKED AREA WAS CUT OUT AND A REPAIR DOUBLER WAS INSTALLED IAW ECRA 5510-01608.

Part: ANGLE — CORRODED (STA 870) · airframe 50,402 hrs · 26,131 cycles

INSPECTION FOUND AFT L-ANGLE SUPPORT FOR SILL WEB CORRODED AT AFT PIT THRESHOLD, STA 870, LONGERON 25L. THE ANGLE WAS REMOVED AND REPLACED IAW SRM 51-40-00.

Part: FRAME — CRACKED (AFT CARGO DR) · airframe 50,068 hrs · 25,948 cycles

INSPECTION FOUND A 1" CRACK IN AFT CARGO DOOR FORWARD FRAME BETWEEN #3 & #4 STOP FITTINGS. THE FRAME WAS REMOVED AND A NEW FRAME WAS INSTALLED IAW SRM 51-40-02.

Part: SKIN — GOUGED (FOREFLAP) · airframe 50,402 hrs · 26,131 cycles

INSPECTION FOUND THE R/H O/B FOREFLAP L/E O/B EDGE WITH SEVERAL DEEP GOUGES IN SKIN. A REPAIR WAS INSTALLED IAW SRM 57-53-01.

Part: SKIN — CRACKED (STA 699) · airframe 50,402 hrs · 26,131 cycles

INSPECTION FOUND A 1.3" CRACK IN KEEL BEAM SKIN AT STA 699, RBL 5 AND A 1/2" CRACK WAS FOUND IN KEEL BEAM SKIN AT STA 699, LBL 5. A DOUBLER WAS INSTALLED AT EACH LOCATION IAW SRM 53-60-12.

Part: SKIN — CRACKED (STA 674) · airframe 50,402 hrs · 26,131 cycles

INSPECTION FOUND A 3.5" CRACK IN KEEL BEAM SKIN AT STA 674, RBL 5. THE CRACK WAS STOP DRILLED AND A REPAIR DOUBLER WAS INSTALLED IAW SRM 53-60-12, FIGURE 202.

Part: BULKHEAD WEB — CRACKED (BS 1016)

INSPECTION FOUND FORWARD FACE OF AFT PRESSURE BULKHEAD WEB CRACKED IN FOUR PLACES AT FASTENER HOLES AT STA 1016, STRINGER 6L-7L. ALSO, SEVERAL ELONGATED HOLES WERE FOUND. REPAIRED IAW ECRA 5310-03917.

Part: FLOORBEAM — CORRODED (BS 1016)

INSPECTION FOUND RT AND LT AFT LAV FLOORBEAM CORRODED ON NUT PLATE HOLES AT STA 1016, RBL 0 TO RBL 50 AND LBL 0 TO LBL 40. REPAIRED IAW ECRA 5310-03906.

Part: FLOORBEAM — CORRODED (BS 985.5)

INSPECTION FOUND FLOORBEAM CORRODED AT STA 985.5 FROM LBL 18 TO R-2 DOOR JAMB. REPAIRED IAW ECRA 5310-03906.

Part: SEAT TRACK — CORRODED (BS 328-344)

INSPECTION FOUND RT I/B SEAT TRACK CORRODED FROM STA 328-344. REPAIRED IAW SRM 53-00-52, FIGURE 202, SHEET 1.

Part: FLOORBEAM — CORRODED (BS 344)

INSPECTION FOUND FLOORBEAM CORRODED AT STA 344, LBL 14 TO RBL 12. THE FLOORBEAM WAS REMOVED AND REPLACED IAW SRM 53-10-51.

Part: FLOORBEAM — CORRODED (BS 328)

INSPECTION FOUND CORROSION ON FLOORBEAM WITH FASTENERS PULLED THROUGH AT STA 328, LBL 11. THE CORRODED SECTION OF FLOORBEAM WAS REMOVED AND A NEW SECTION WAS INSTALLED IAW SRM 53-10-51.

Part: FLOORBEAM — CORRODED (BS 312)

INSPECTION FOUND FLOORBEAM CORRODED AT STA 312 BETWEEN LBL 10 AND RBL 32. INSTALLED REPAIR IAW SRM 53-10-51, FIGURE 205.

Part: SKIN — WRINKLED (RT TE FOREFLAP)

RIGHT WING O/B FOREFLAP HAS WRINKLED SKIN. REPLACED RIGHT WING O/B FOREFLAP PER MM 27-51-37.

Part: SENSOR — OUT OF ADJUST (RT MLG)

THE LANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF FROM IAH. THE GEAR HANDLE WOULD NOT GO PAST OFF POSITION. MAINTENANCE FOUND THE MAIN GEAR AIR SAFETY SENSOR OUT OF ADJUSTMENT. THE AIR SAFETY SENSOR WAS ADJUSTED/TESTED IAW MM 32-09-01 AND GEAR HANDLE OPERATION WAS GOOD.

Part: HYD LINE — LEAKING (NR 4 BRAKE)

THE A-HYDRAULIC SYSTEM FLUID WAS LOST ON FINAL APPROACH TO EWR. THE LANDING GEAR WAS MANUALLY EXTENDED AND THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE NR 4 BRAKE LINE LEAKING. THE BRAKE LINE WAS REMOVED AND REPLACED AND THE BRAKES WERE BLED, LEAK CHECKS WERE GOOD.

Part: UPLOCK ACT — INOPERATIVE (RT MLG)

IAH - FLT 1703 - THE RT MLG GREEN LIGHT WOULD NOT ILLUMINATE WHEN GEAR WAS EXTENDED ON APPROACH TO IAH. A TOWER FLYBY VERIFIED THE RT GEAR WAS NOT EXTENDED. A MANUAL GEAR EXTENSION WAS PERFORMED WITH 3 GREEN LIGHTS INDICATED AND A SECOND TOWER FLYBY CONFIRMED GEAR WAS DOWN AND LOCKED. THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE RT MLG UPLOCK ACTUATOR AT FAULT. THE ACTUATOR WAS REMOVED AND REPLACED IAW MM 32-32-41. THE GEAR WAS SWUNG WITH OPERATION AND INDICATIONS CHECKING GOOD. (X)

Part: FAN — INOPERATIVE (CABIN)

FLT NR 1082 - CLE - A SMOKEY ODOR IN REAR OF CABIN WAS REPORTED TWICE DURING FLIGHT. THE AIR WAS CLEARED BOTH TIMES BY USING HIGH POSITION ON BOTH PACKS. MAINTENANCE RAN BOTH PACKS AND INSPECTED THE WATER SEPARATOR BAGS. MAINTENANCE WAS UNABLE TO REPRODUCE THE ODOR AND NO DEFECTS WERE FOUND. SUBSEQUENTLY, WHILE THE AIRCRAFT WAS IN SERVICE CHECK, THE AIR DISTRIBUTION FAN WAS FOUND AT FAULT. THE AIR DISTRIBUTION FAN WAS REMOVED AND REPLACED. (M)

Part: HYD PUMP — INOPERATIVE (NR 2 ENGINE)

IAH - FLT 1769 - THE B-SYSTEM HYDRAULIC QUANTITY DECREASED TO JUST ABOVE ZERO AND WAS ACCOMPANIED BY ILLUMINATION OF THE NR 2 ENGINE B-HYDRAULIC PUMP LOW PRESSURE LIGHT. THE AIRCRAFT WAS RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. THE NR 2 ENGINE DRIVEN B-SYSTEM HYDRAULIC PUMP WAS FOUND AT FAULT. THE HYDRAULIC PUMP WAS REMOVED AND REPLACED, AND, LEAK AND OPERATIONAL CHECKS WERE GOOD. (X)