N19072

Part: BATTERY PACK — DISCHARGED (CABIN)

INSPECTION FOUND FIRST CLASS AREA EMERGENCY LIGHTS INOPERATIVE. THE BATTERY PACK WAS REMOVED AND REPLACED AND OPERATION CHECKED GOOD.

Part: SKIN — CRACKED (RT HORIZ STAB)

INSPECTION FOUND A 1 CRACK IN SKIN OF RT HORIZONTAL STABILIZER LEADING EDGE ON SECOND SECTION NEAR THE LOWER EXTERNAL CORNER. THE AREA WAS REPAIRED IAW ECRA 5513-01001.

Part: SKIN — CRACKED (WS 683)

INSPECTION FOUND A 1.5 CRACK IN LT WING LEADING EDGE SKIN AT STA XORS 683. THE SKIN WAS REPAIRED IAW SRM 57-10-00, FIGURE 49 AND FIGURE 68, SHEET 10.

Part: HYD LINE — RUPTURED (RT MLG)

THE LANDING GEAR HANDLE WOULD NOT RAISE TO THE UP POSITION AFTER TAKEOFF. FUEL WAS DUMPED AND THE AIRCRAFT WAS RETURNED TO HNL WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE RT MLG TRIM CYLINDER HYDRAULIC LINE RUPTURED. THE HYDRAULIC LINE WAS REMOVED AND REPLACED AND OPERATION OF THE GEAR HANDLE CHECKED GOOD.

Part: FRAME — BROKEN (LT MLG)

THE AIRCRAFT LOST NR 3 HYDRAULIC SYSTEM FLUID WHILE EN ROUTE. THE AIRCRAFT WAS RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. INITIAL FINDINGS REVEALED THE LT MLG SUPPORT FRAME ASSEMBLY WAS BROKEN. *S/D* FAILURE OF THE SUPPORT FRAME ASSEMBLY RESULTED IN DAMAGE TO THE HYDRAULIC LINES AND SUBSEQUENT LOSS OF HYDRAULIC FLUID FROM THE NR 3 SYSTEM. THE HYDRAULIC LINES AND LT MLG RETRACT ACTUATOR WERE REPLACED. THE LT MLG SUPPORT FRAME ASSEMBLY, SUPPORT FITTING, AND ASSOCIATED DAMAGED HARDWARE WERE REMOVED AND REPLACED.

Part: INTERCOSTAL — CORRODED (BS 1964-1973)

INSPECTION FOUND INTERCOSTAL CORRODED BETWEEN STA 1964 TO 1973, LONGERON 47L TO 48L. A NEW INTERCOSTAL WAS FABRICATED AND INSTALLED IAW SRM 53-00-01 AND 51-35-01.

Part: DOUBLER — CORRODED (BS 1700-1720)

INSPECTION FOUND FINGER DOUBLER CORRODED BETWEEN STA 1700 AND 1720, LONGERON 51. THE FINGER DOUBLER WAS REMOVED, A NEW FINGER DOUBLER WAS FABRICATED AND INSTALLED IAW SRM 51-33-01 AND 53-00-01.

Part: HYD PUMP — CRACKED (NR 2 ENGINE)

THE A/C LOST NR 2 SYSTEM HYDRAULIC FLUID WHILE ENROUTE FROM HNL TO GUM. THE FLUID LOSS WAS ACCOMPANIED BY ILLUMINATION OF BOTH LT AND RT PUMP PRESSURE LOW LIGHTS. THE NR 2 HYD QTY LOSS CHECKLIST WAS PERFORMED, FUEL WAS DUMPED, AND THE A/C WAS RETURNED TO HNL WHERE IT LANDED WITHOUT INCIDENT. MX FOUND THE NR 2 ENG RT ENG DRIVEN HYDRAULIC PUMP CASE CRACKED. BOTH THE RT AND LT NR 2 ENG DRIVEN HYDRAULIC PUMPS WERE REMOVED AND REPLACED. IN ADDITION, THE RT HYDRAULIC PUMP PRESSURE LINE WAS REPLACED DUE TO LEAKAGE. THE HYDRAULIC SYS WAS SERVICED. THE NR 2 ENGINE WAS RUN AND LEAK AND OPERATIONAL CHECKS WERE GOOD.

Part: DECODER — FAILED (CABIN)

THE SECOND OFFICER WAS NOTIFIED THAT THE READING LIGHTS IN MIDDLE SECTION OF COACH WERE INOPERATIVE WHILE IN FLIGHT. THE CIRCUIT BREAKER FOR THE READING LIGHTS WAS OUT. IT WAS RESET AND BEGAN FUNCTIONING. A BURNING SMELL AND SMOKE WERE THEN OBSERVED. THE FLIGHT ATTENDANT REPORTED HEARING AN ARCING NOISE, THE SECOND OFFICER REPULLED THE CIRCUIT BREAKER ,THE SMELL AND SMOKE DISSIPATED. THE FLIGHT WAS CONTINUED TO LGW WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE OVERHEAD DECODER AND THE PLUGS AND WIRING TO THE DECODER CHARED. THE OVERHEAD DECODER WAS REPLACED. THE OVERHEAD CABLES WERE REPLACED. THE SEAT ENCODER WAS ALSO REPLACED. THE CIRCUIT BREAKER WAS RESET. OPERATIONAL CHECKS WERE GOOD.

Part: HYD PUMP — LEAKING (NR 2 ENGINE)

FLT NR 6 - LAX - THE NR 2 ENG TEMP HIGH LIGHT ILLUMINATED AND WAS FOLLOWED SHORTLY AFTERWARDS BY THE LOSS OF NR 2 HYDRAULIC QUANTITY. BOTH PUMPS WERE SHUTOFF AND TEMP WAS NORMAL. THE AIRCRAFT LANDED WITHOUT INCIDENT. BOTH NR 2 ENGINE HYDRAULIC PUMPS WERE REMOVED AND REPLACED DUE TO LEAKING AT CASE AND ONE HAD A SHEARED SHAFT. THE NR 2 ENGINE PRESSURE AND CASE DRAIN FILTERS WERE REMOVED AND REPLACED DUE TO CONTAMINATION. THE LINES BETWEEN PUMPS AND FILTERS WERE FLUSHED. LEAK AND OPERATIONAL CHECKS WERE GOOD. (M)

Part: HYD PUMP — LEAKING (NR 2 ENGINE)

FLT NR 6 - LAX - THE NR 2 ENG TEMP HIGH LIGHT ILLUMINATED AND WAS FOLLOWED SHORTLY AFTERWARDS BY THE LOSS OF NR 2 HYDRAULIC QUANTITY. BOTH PUMPS WERE SHUTOFF AND TEMP WAS NORMAL. THE AIRCRAFT LANDED WITHOUT INCIDENT. BOTH NR 2 ENGINE HYDRAULIC PUMPS WERE REMOVED AND REPLACED DUE TO LEAKING AT CASE AND ONE HAD A SHEARED SHAFT. THE NR 2 ENGINE PRESSURE AND CASE DRAIN FILTERS WERE REMOVED AND REPLACED DUE TO CONTAMINATION. THE LINES BETWEEN PUMPS AND FILTERS WERE FLUSHED. LEAK AND OPERATIONAL CHECKS WERE GOOD. (M)