N14342

Part: WIRE — BROKEN (APU FIRELOOP) · airframe 63,044 hrs · 28,430 cycles

THE APU FIRE LIGHT ILLUMINATED ACCOMPANIED BY ACTIVATION OF THE FIRE BELL WHILE AT CRUISE ENROUTE FROM SFO TO IAH. THE APU DETECTOR INOP LIGHT ALSO ILLUMINATED. THE APU FIRE EXTINGUISHING BOTTLE WAS DISCHARGED AND THE AIRCRAFT WAS DIVERTED TO SAT WHERE IT LANDED WITHOUT INCIDENT. THE APU AND APU COMPARTMENT WAS INSPECTED AND MAINTENANCE FOUND NO EVIDENCE OF FIRE. TROUBLESHOOTING FOUND BROKEN WIRE TO TAILCONE FIRE LOOP AND LOWER APU FIRE LOOP. WIRE CONNECTORS WERE REPLACED IAW MM 20-62-16. THE M279 AND SHROUD DETECTOR WERE REMOVED AND REPLACED AS A PRECAUTIONARY MEASURE. IN ADDITION, THE APU FIRE EXTINGUISHING BOTTLE WAS REMOVED AND REPLACED IAW MM 26-22-11. OPERATIONAL CHECKS WERE GOOD.

Part: FLOORBEAM — CRACKED (FUSELAGE) · airframe 60,281 hrs · 27,167 cycles

INSPECTION FOUND A 0.7 INCH CRACK IN FORWARD CABIN FLOORBEAM WEB AT STA 328, LBL 46. THE WEB WAS REPAIRED IAW ECRA 5321-01367.

Part: SHEAR TIE — CORRODED (FUSELAGE) · airframe 60,281 hrs · 27,167 cycles

INSPECTION FOUND SHEAR TIE CORRODED AT STA 1006, S26R. THE SHEAR TIE WAS REMOVED AND REPLACED IAW SRM 51-40-02.

Part: STRINGER — CORRODED (FUSELAGE) · airframe 60,281 hrs · 27,167 cycles

INSPECTION FOUND STRINGER 26R CORRODED BETWEEN STA 1006 AND 1016. THE STRINGER WAS REMOVED AND REPLACED IAW SRM 51-40-02.

Part: FLOORBEAM — CORRODED (FUSELAGE) · airframe 60,281 hrs · 27,167 cycles

INSPECTION FOUND AFT CABIN FLOORBEAM CORRODED I/B OF LT Z-ANGLE AT STA 986.5, LBL 26-52. THE CORRODED SECTION OF FLOORBEAM WAS REPLACED IAW ECRA 5310-03851.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 60,281 hrs · 27,167 cycles

INSPECTION FOUND AFT CABIN INTERIOR RIGHT I/B FLOOR SEAT TRACK CORRODED FROM STA 907-936, RBL 15. THE SEAT TRACK WAS REPLACED IAW SRM 53-00-52.

Part: STRINGER — CORRODED (BS 312-323) · airframe 60,557 hrs · 27,295 cycles

INSPECTION FOUND E&E COMPARTMENT STA 312-323.7 STRINGER 28R CORRODED ON BOTH SIDES AND ALONG TOP LEFT UPPER EDGE. THE STRINGER WAS REMOVED AND REPLACED IAW SRM 51-40-02.

Part: FLOORBEAM — CORRODED (FUSELAGE) · airframe 52,777 hrs · 23,827 cycles

INSPECTION FOUND FLOORBEAM CORRODED UNDER LAV-A AT STA 294.5, LBL 24.67. THE CORRODED SECTION OF FLOORBEAM WAS REMOVED AND A NEW SECTION WAS INSTALLED IAW SRM 51-10-51 AND ECRA 5311-01159.

Part: FLOORBEAM — CORRODED (FUSELAGE) · airframe 52,777 hrs · 23,827 cycles

INSPECTION FOUND FLOORBEAM CORRODED AT L-2 DOOR AFT GIRT BAR ATTACH POINT, STA 986. A REPAIR WAS ACCOMPLISHED ON UPPER CHORD OF FLOORBEAM IAW ECRA 5310-03851.

Part: PRESSURE PANEL — CRACKED (FUSELAGE) · airframe 52,777 hrs · 23,827 cycles

INSPECTION FOUND A 1.5 INCH CRACK IN PRESSURE DECK AT BS 663, LBL 31. THE CRACKED AREA WAS CUT OUT AND REPAIR PARTS WERE INSTALLED IAW SRM 53-60-51.

Part: SOLENOID — INOPERATIVE (MLG CONT LEVER) · airframe 51,667 hrs · 23,310 cycles

THE CREW WAS UNABLE TO RAISE THE GEAR HANDLE PAST THE OFF POSITION AFTER TAKEOFF. THE GEAR OVERRIDE TRIGGER WAS USED TO RAISE GEAR. MAINTENANCE REPLACED THE LANDING GEAR CONTROL LEVER LOCK SOLENOID IAW MM 32-31-31-024-001, PAGE 401-404.

Part: ANGLE — CORRODED (FUSELAGE) · airframe 49,646 hrs · 22,355 cycles

CORROSION ON L-ANGLE AT STA 500D, STRINGER 26L F/B/B. REMOVED AND REPLACED ANGLE REF SRM 51-70-12.

Part: FITTING — CORRODED (R/H MLG) · airframe 49,646 hrs · 22,355 cycles

R/H MLG FITTING INNER BUSHING CORROSION ON THE BOSS. REPAIRED FITTING HOLE AND INSTALLED OVER SIZE BUSHING PER ECRA 5711-01039.

Part: SKIN — CRACKED (#2 PYLON) · airframe 49,646 hrs · 22,355 cycles

INSPECTION FOUND A 1/2" CRACK IN #2 ENGINE UPPER PYLON SKIN AT ACCESS PANEL 5827R. THE CRACK WAS STOP DRILLED AND A DOUBLER WAS INSTALLED IAW ECRA 5430-01230.

Part: SKIN — CRACKED (STA 380) · airframe 49,646 hrs · 22,355 cycles

INSPECTION FOUND A 1/2" CRACK IN FUSELAGE SKIN AT TWO SCREW HOLES AFT OF C/L OF AIRCRAFT STA 380. A DOUBLER WAS INSTALLED IAW ECRA 5330-02849.

Part: ANGLE — CHAFED (FUSELAGE) · airframe 49,646 hrs · 22,355 cycles

INSPECTION FOUND UPPER SURFACE OF FUSELAGE KEEL BEAM RIGHT AND LEFT LOWER ANGLES HAD WASHERS WEARING INTO THE ANGLES AT STA 710-727. THE KEEL BEAM ANGLES WERE REPLACED IAW ECRA 5310-03740.

Part: CARGO TRACK — CORRODED (FUSELAGE) · airframe 49,646 hrs · 22,355 cycles

INSPECTION FOUND RT TIE DOWN RAIL CORRODED ON UPPER SIDE FRONT IN AFT BAGGAGE BIN AT STA 807-840. A NEW TIE DOWN RAIL WAS INSTALLED IAW SRM 53-00-53, PAGE 204-205.

Part: SPAR — CRACKED (LT&RT WING) · airframe 49,646 hrs · 22,355 cycles

INSPECTION FOUND THE RT AND LT WING REAR SPARS HAD A 0.050 INCH CRACK INDICATION AT HOLE AT MLG BEAM ATTACH FITTINGS.

Part: STRINGER — CRACKED (STA 500C + 5") · airframe 49,646 hrs · 22,355 cycles

INSPECTION FOUND A 1" CRACK IN STRINGER 16R AND 16L AT STA 500C + 5". THE CRACKED AREA OF EACH STRINGER WAS REMOVED AND REPAIRS WERE INSTALLED IAW SRM 53-00-03.

Part: STRINGER — CORRODED (STA 867-887) · airframe 49,646 hrs · 22,355 cycles

INSPECTION FOUND STRINGER 22L CORRODED AT STA 867-887. A REPAIR STRINGER WAS INSTALLED IAW SRM 53-00-03, PAGE 201 AND 204.

Part: BELTFRAME — CRACKED (STA 616) · airframe 49,646 hrs · 22,355 cycles

INSPECTION FOUND A 1/4" CRACK IN L/H BELTFRAME ANGLE AT STA 616 JUST ABOVE CENTER TANK. THE CRACKED AREA WAS TRIMMED OUT. AN ANGLE DOUBLER AND FILLER WERE INSTALLED ON FRAME IAW ECRA 5311-01121.

Part: SKIN — CRACKED (STA 947) · airframe 49,646 hrs · 22,355 cycles

INSPECTION FOUND A 3/4" CRACK IN FUSELAGE SKIN FORWARD OF L-2 DOOR FUSELAGE TORQUE TUBE ACCESS PANEL AT STA 947 BETWEEN STRINGER 10 AND 11L. THE CRACKED AREA WAS CUT OUT AND A DOUBLER WAS INSTALLED IAW SRM 53-60-01.

Part: SEAT TRACK — CORRODED (STA 727-767) · airframe 49,646 hrs · 22,355 cycles

INSPECTION FOUND L/H O/B SEAT TRACK HAD PITTING CORROSION AT STA 727-767. A SEAT TRACK REPAIR WAS INSTALLED IAW SRM 53-00-52, FIGURE 204.

Part: SEAT TRACK — CORRODED (STA 847-907) · airframe 49,646 hrs · 22,355 cycles

INSPECTION FOUND R/H SEAT TRACK HAD PITTING CORROSION AT STA 847-907. THE SEAT TRACK WAS REMOVED AND A NEW SEAT TRACK WAS INSTALLED IAW SRM 53-00-52.

Part: STRINGER — CORRODED (STA 1016) · airframe 49,646 hrs · 22,355 cycles

INSPECTION FOUND CENTER STRINGER ON LOWER FLOOR SIDE OF AFT PRESSURE BULKHEAD AT STA 1016 CORRODED ON LOWER END. THE STRINGER WAS REPAIRED IAW SRM 51-70-11, PAGE 1-6.

Part: SPLICE — CRACKED (FUSELAGE) · airframe 49,646 hrs · 22,355 cycles

INSPECTION FOUND A 1 INCH CRACK IN STRINGER SPLICE AT STA 907, S4L. A NEW SPLICE WAS INSTALLED IAW SRM 51-40-00.

Part: FITTING — CORRODED (HORIZ STAB) · airframe 49,646 hrs · 22,355 cycles

INSPECTION FOUND RT HORIZONTAL STABILIZER FORWARD UPPER LUG CORRODED. THE CORROSION WAS REMOVED FROM LUG IAW SRM 55-10-10.

Part: WEB — CRACKED (STA 303.9) · airframe 49,646 hrs · 22,355 cycles

INSPECTION FOUND A 4" CRACK IN WEB AT STA 303.9, STRINGER 4L. THE WEB WAS REMOVED AND A NEW WEB WAS INSTALLED IAW SRM 51-40-02.

Part: SEAT TRACK — CORRODED (STA 360) · airframe 49,646 hrs · 22,355 cycles

INSPECTION FOUND L/H O/B SEAT TRACK CORRODED AT STA 360. THE SEAT TRACK WAS REPAIRED IAW SRM 53-00-52.

Part: SKIN — CRACKED (CARGO DOOR) · airframe 44,110 hrs · 19,978 cycles

INSPECTION FOUND INNER SKIN OF C-1 DOOR CRACKED IN THREE PLACES AT LIGHTENING HOLES. THE CRACKS WERE 1 INCH LONG. A REPAIR WAS INSTALLED IAW ECRA 5230-01555.

Part: SKIN — CRACKED (NR 1 PYLON) · airframe 44,110 hrs · 19,978 cycles

INSPECTION FOUND TWO 1 INCH CRACKS IN NR 1 ENGINE PYLON I/B SIDE ACCESS DOOR PANEL NR 5724L CUTOUT. A DOUBLER WAS INSTALLED IAW ECRA 5430-01204.

Part: SKIN — CRACKED (LE SLAT) · airframe 44,110 hrs · 19,978 cycles

INSPECTION FOUND A 1 INCH CRACK IN LT WING NR 2 SLAT LOWER SKIN AT ACTUATOR AREA. A DOUBLER REPAIR WAS INSTALLED IAW ECRA 5750-02586.

Part: RELAY — INOP (E & E COMPT)

THE GEAR HANDLE TRIGGER HAD TO BE PULLED TO RAISE LANDING GEAR PAST THE OFF POSITION AFTER TAKEOFF. THE FLIGHT CONTINUED TO LAX WHERE IT LANDED WITHOUT INCIDENT. THE FAULT WAS DUPLICATED ON THE GROUND. THE LANDING GEAR LEVER REMAINED LOCKED. MAINTENANCE FOUND THE R276 AIR SENSE RELAY AT FAULT. THE R276 RELAY WAS REMOVED AND REPLACED AND GROUND CHECKS WERE GOOD IAW MM 32-31-21 AND 32-31-31.

Part: SENSOR — INOPERATIVE (LANDING GEAR)

THE LANDING GEAR WOULD NOT RETRACT; THE LEVER WOULD NOT GO ABOVE THE OFF POSITION AFTER TAKEOFF FROM SFO. THE AIRCRAFT WAS RETURNED TO SFO WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED THE AIR SAFETY SENSOR AND PERFORMED ADJUSTMENT AND TEST IAW MM 32-09-01. THE TELEFLEX CABLE WAS RIGGED. THE R276 AIR SENSE RELAY WAS ALSO REPLACED. THE AIRCRAFT WAS JACKED AND A GEAR RETRACT ADJUSTMENT/TEST WAS PERFORMED IAW MM 32-32-00. THE GEAR WAS CYCLED FIVE TIMES AND GEAR HANDLE OPERATION WAS NORMAL.

Part: LOGIC CARDS — INOPERATIVE (E/E COMPT)

THE LANDING GEAR HANDLE WOULD NOT MOVE ABOVE THE OFF POSITION AFTER TAKEOFF. ABNORMAL PROCEDURES WERE COMPLIED WITH AND THE GEAR HANDLE RAISED. MAINTENANCE REMOVED AND REPLACED THE M990 AND M991 LOGIC CARDS IAW MM 32-09-20. OPERATION OF THE LANDING GEAR CONTROL LEVER LOCK SOLENOID WAS CHECKED IAW MM 32-31-31 AND ALL TESTED NORMAL.

Part: WIRE — DAMAGED (CABIN)

INSPECTION FOUND THE EMERGENCY PATH LIGHTING INOPERATIVE FROM ROW 6ABC TO 12AB. TROUBLESHOOTING FOUND A CRUSHED WIRE UNDER SEAT AT ROW 9ABC. THE WIRE WAS REPAIRED AND OPERATION OF THE LIGHTS WAS RESTORED.

Part: SKIN — DENTED (BS 360)

INSPECTION FOUND SMALL DENTS IN RT FUSELAGE SKIN JUST FORWARD OF STA 360 BETWEEN STRINGERS 18R AND 19R. REPAIRED IAW ECRA 5331-01024.

Part: HINGE — GOUGED (NR 1 THRUST REV)

INSPECTION FOUND NR 1 ENGINE INBOARD AND OUTBOARD THRUST REVERSER FORWARD HINGE POINT FORWARD LUGS GOUGED. THE HINGES WERE REPAIRED IAW ECRA 7832-01125.

Part: DOOR — CRACKED (BAGGAGE COMPT)

INSPECTION FOUND A 1 CRACK AT FORWARD LOWER CORNER (JUST BELOW HOLD OPEN HOOK) OF FORWARD BAGGAGE BIN DOOR. THE DOOR WAS REPAIRED IAW ECRA 5234-01004.

Part: FLOORBEAM — CORRODED (BS 1016)

INSPECTION FOUND CORROSION AT FASTENER HOLES OF AFT LAV LT FLOORBEAM AT STA 1016 FROM CENTERLINE TO LBL 36. THE CORRODED AREA WAS REMOVED AND A REPAIR WAS INSTALLED IAW SRM 53-00-51.

Part: SKIN — CRACKED (NR 1 LE SLAT)

INSPECTION FOUND THREE .25 CRACKS COMING FROM RIVETS IN NR 1 SLAT LOWER SKIN BETWEEN OUTBOARD MAIN TRACK AND OUTBOARD AUX TRACK. A REPAIR WAS INSTALLED IAW BOEING DRAWING NR 65C30133.

Part: SEAT TRACK — CORRODED (BS 947.5)

INSPECTION FOUND LT INBOARD SEAT TRACK IN AFT GALLEY AT STA 947.5 CORRODED. A SEAT TRACK REPAIR WAS INSTALLED IAW SRM 53-00-52.

Part: ANGLE — CORRODED (BS 947-967)

INSPECTION FOUND ANGLE CORRODED AT AFT GALLEY NEAR L-2 DOOR THRESHOLD AREA, STA 947 TO 967. A NEW ANGLE WAS INSTALLED IAW SRM 51-10-2.

Part: AXLE — CRACKED (NLG)

WHILE TURNING ONTO THE RUNWAY FOR TAKEOFF, THE CREW FELT THE NOSE STRUT BOTTOM OUT. THE CREW IN AIRCRAFT BEHIND THEM REPORTED THAT THEY LOST A NOSE TIRE. THE AIRCRAFT WAS RETURNED TO THE GATE. MAINTENANCE FOUND THE NOSE STRUT AXLE CRACKED. THE NOSE LOWER STRUT ASSEMBLY WAS REMOVED AND REPLACED IAW MM 32-21-11. A GEAR SWING WAS PERFORMED AND OPERATION CHECKED GOOD.

Part: SKIN — CRACKED (NR 1 LE SLAT)

INSPECTION FOUND A 2.875 INCH CRACK IN NR 1 SLAT LOWER SKIN PANEL. A DOUBLER WAS INSTALLED IAW ECRA 5750-01159.

Part: TRACK — WORN (AFT CARGO)

INSPECTION FOUND A HOLE WORN THROUGH AFT CARGO FLOORBEAM TRACK ON LT SIDE. THE TRACK WAS REMOVED AND REPLACED IAW SRM 51-40-02.

Part: PIN — FAILED (TE FLAP FAIRING)

THE FLIGHT CREW REPORTED AIRFRAME VIBRATION AFTER TAKEOFF FROM PHX. THE FLIGHT CONTINUED TO EWR WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE RT INBOARD FLAP FAIRING HAD DEPARTED THE AIRCRAFT. THE FAIRING WAS RECOVERED ON OR NEAR THE RUNWAY AT PHX. A NEW FAIRING WAS INSTALLED. THE SDR WILL REMAIN OPEN FOR PART INFORMATION PENDING INVESTIGATION. INVESTIGATION REVEALED THAT ONE OF THE FAIRING GUIDE PINS HAD BROKEN OFF RESULTING IN EVENTUAL SEPARATION OF THE FAIRING FROM THE AIRCRAFT.