N6813

Part: CONTROLLER — FLUCTUATES (CABIN) · airframe 81,261 hrs · 56,356 cycles

NR 1 GENERATOR UNDERVOLTAGE LIGHT ILLUMINATED, TRIPPED NR 1 BUS TIE AT 5000 FT, AIR TURNBACK. REMOVED AND REPLACED NR 1 GENERATOR LOAD CONTROLLER AND GCU, OPS CHECK GOOD.

Part: UPLOCK SWITCH — FAILED (NLG) · airframe 81,165 hrs · 56,236 cycles

AFTER GEAR EXTENSION, NOSE GEAR RED LIGHT REMAINED ILLUMINATED, AS WELL AS AFTER MANUAL GEAR EXTENSION. FOUND BROKEN WIRE ON NOSE GEAR UPPER LOCK SWITCH, RE-CRIMPED WIRE IAW M/M 20-11. OPS CHECK NORMAL.

Part: MECHANISM — FAILED (L1 DOOR)

AIRCRAFT LOST PRESSURIZATION, DIVERTED TO BRU AT 0200Z) UNABLE TO OPEN L1 DOOR. (M)

Part: BATTERY — DISCHARGED (BATT COMPT)

ON LANDING, APU FAILED TO START FOUND BATTERY VOLTAGE AT 4, BATTERY CHARGER C/B POPPED. BATTERY WARMS TO TOUCH. NOTICED SMOKE IN COCKPIT. REMOVED AND REPLACED BATTERY AND BATTERY CHARGER. (M)

Part: COMPRESSOR — STALLED (NR 2 ENGINE)

NR 2 ENGINE COMPRESSOR STALLS. REMOVED AND REPLACED NR 2 ENGINE. OPS CHECK GOOD. REPLACED 13TH STAGE SURGE BLEED VALVE. (M)

Part: SWITCH — FAILED (NLG)

AFTER NOSE GEAR EXTENSION, BOTH GREEN AND RED ILLUMINATED. AFTER MAIN GEAR EXTENDED, ONLY GREEN LIGHT ON. REMOVED AND REPLACED NOSE GEAR LOCK SWITCH, PERFORMED GEAR SWING NUMEROUS TIMES. OPS CHECK GOOD PER MM 32-61-7. (M)

Part: WIRE — BROKEN (COCKPIT)

NOSE GEAR RED UNSAFE LIGHT ON AND GREEN LIGHT ON WITH GEAR EXTENDED. REPAIRED GROUND WIRE FROM LOCK SWITCH. (M)

Part: DUCT — CRACKED (FUSELAGE)

LOWER AFT BODY OVERHEAT LIGHT ILLUMINATED WHILE ENGINE ANTI-ICE WING ANTI-ICE WERE IN USE. CLOSING THE WING ANTI-ICE AND A CO-INCIDENTAL REDUCTION IN POWER DURING AN APPROACH EXTINGUISHED LIGHT. LOG PAGE 58944 MEL 30-2 PLACARD 980. REMOVED AND REPLACED CRACKED PNEUMATIC DUCT ABOVE APU NEAR KEEL BEAM IAW MM 36-00-1, PAGE 201. LEAKS CHECK GOOD PER MM 30-13-0A, PAGE 506, PLACARD REMOVED. (M)

Part: OVERHEAT LIGHT — ILLUMINATED (LOWER AFT BODY)

SHORTLY AFTER SELECTING WING ANTI-ICE ON, THE LOWER AFT BODY OVERHEAT LIGHT ILLUMINATED, EXTINGUISHED AFTER TURNING OFF ENGINE NR 3 ANTI-ICE. ENGINE NR 1 OPENED NORMAL. OPS CHECKED IN AIR AND GROUND MODES, OPS CHECKED NORMAL IAW MM CHAPTER 26. (M)

Part: INDICATOR — MALFUNCTIONED (COCKPIT)

NR 2 ENGINE OIL TEMP EXCEEDED RED LINE DURING FLIGHT. PRECAUTIONARY ENGINE SHUTDOWN ACCOMPLISHED PER FLIGHT MANUAL. FOUND NR 2 OIL TEMP BULB GROUND WIRE BROKEN AT TERMINAL BLOCK. SPLICED WIRE ON TERMINAL BLOCK IAW MM CHAPTER 20. (M)

Part: DOUBLER — CRACKED (LT TE MID FLAP)

LT WING, OUTBOARD MID FLAP, LOWER FORWARD SKIN HAS SEVERAL CRACKS ON DOUBLER AT OUTBOARD FORE FLAP TRACK AREA. FABRICATED DOUBLER AND FILLER PER SRM 51-40-03. (M)

Part: FLOORBEAM — CORRODED (BS 328)

MAIN CABIN, FLOOR BEAM FS 320 HAS CORROSION ON TOP CAP. REMOVED DAMAGED AREA AND INSTALLED REPAIR PER SRM 53-10-08. (M)

Part: SKIN — DELAMINATED (NR 7 SPOILER)

RT WING, NR 7 SPOILER DELAMINATED AT FWD CENTER SECTION. REPAIRED SPOILER DELAMINATION PER SRM 51-40-06 AND 51-40-09. (M)

Part: SUPPORT — CRACKED (BS 400-420)

MAIN CABIN, FLOOR SUPPORT WEB UPPER FLANGE HAS SEVERAL CRACKS FROM FS 400 T0 420. UPPER FLANGE REMOVED DUE TO CARGO MOD AND REPLACED BY CHANNEL, REF STC SA-1998 SO AND DRAWING AE 727-2-063. (M)

Part: SUPPORT — CRACKED (BS 720)

MAIN CABIN, SUPPORT WEB UPPER FLANGE HAS SEVERAL CRACKS FROM FS 720 TO 720B BL 0. UPPER FLANGE REMOVED DUE TO TRACK INSTALLATION FOR CARGO MOD, REF STC SA-1998-SO AND DRAWING AE 727-2-063. (M)

Part: FLOORBEAM — CORRODED (BS 360)

MAIN CABIN, FLOORBEAM FS 360 HAS CORROSION ON TOP CAP. REMOVED AND REPLACED TO CAP PER SRM 53-10-08. (M)

Part: STRINGER — CRACKED (BS 380)

STRINGER S-1 CRCKED AT FS 380. REMOVED DAMAGED AREA AND REPAIR SECTION IAW SRM 53-10-3. (M)

Part: STRINGER — CRACKED (BS 335)

CIRCULAR CRACK BETWEEN TWO FAST ON STRINGER 24R AT FS 335. FABRICATED AND INSTALLED DOUBLER PER SRM 51-10-1 AND 51-30-02. (M)

Part: FLOORBEAM — CORROSION (BS 360)

MAIN CABIN, FLOORBEAM UPPER CAP HAS CORROSION AT FS 360 BL 15L TO BL 15R. FABRICATED AND INSTALLED NEW TOP CAP PER SRM 53-10-08. (M)

Part: ANGLE — CORRODED (BS 460)

MAIN CABIN, OUTBOARD ANGLE RIGHT SIDE HAS CORROSION AT FS 460. REMOVED AND REPLACED ANGLE PER SRM 51-10-06. (M)

Part: STRINGER — CRACKED (BS 360)

STRINGER S-1 CRACKED AT FS 360. REMOVED DAMAGED AREA AND REPAIR SECTION IAW SRM 53-10-3. (M)

Part: SKIN — CRACKED (WS 450)

LEFT WING LEADING EDGE UPPER SURFACE EXTERIOR SKIN HAS APPROX 0 INCH CRACK AT WS 450. FABRICATED AND INSTALLED DOUBLER PER SRM 51-10-1 AND 51-30-02. (M)

Part: STRINGER — CRACKED (BS 400)

STRINGER S-1 CRACKED AT FS 400. REMOVED DAMAGED AREA AND REPAIR SECTION IAW SRM 53-10-3. (M)

Part: ANGLE — CORRODED (BS 400-420)

MAIN CABIN, FLOOR SUPPORT FS 400-420 HAS CORROSION. REMOVED DAMAGED AREA, FABRICATED AND INSTALLED NEW ANGLE PER SRM 51-40-04. (M)

Part: INTERCOSTAL — CRACKED (BS 740)

MAIN CABIN, INTERCOSTAL AT FS 740 BL 20L HAS PREVIOUS REPAIR DOUBLER WITH 2 INCH LONG CRACK. REMOVED CRACKED DOUBLER, FABRICATED AND INSTALLED NEW DOUBLER PER SRM 41-40-02. (M)

Part: ACTUATOR — BROKEN (RT MLG)

PHL - FLT 0512 - DURING APPROACH TO PHL WHEN LANDING GEAR EXTENDED, RT MAIN LANDING GEAR FAILED TO EXTEND NORMALLY, RECYCLED LANDING GEAR WITH SAME RESULTS. ACCOMPLISHED MANUAL GEAR EXTENSION IAW ABNORMAL PROCEDURES AND AIRCRAFT LANDED PHL WITHOUT INCIDENT. REPLACED RT MLG SEQUENCE DOOR LOCK ACTUATOR. ACCOMPLISHED LANDING GEAR RETRACTION CHECK WITH NO DEFECTS FOUND. SYSTEM GROUND CHECKED, NORMAL OPERATION. (X)

Part: LIGHT — DEFECTIVE (CABIN)

DFW - DURING OVERNIGHT CHECK, AFT VENTRAL STAIRWAY EMERGENCY EXIT LIGHT INOPERATIVE. REPLACED AFT VENTRAL STAIRWAY EMERGENCY EXIT LIGHT. SYSTEM GROUND CHECK NORMAL OPERATION. (M)

Part: WIRE — BROKEN (NLG)

DFW - FLT 475 - DURING APPROACH TO DFW, WHEN LANDING GEAR EXTENDED, NOSE LANDING GEAR RED UNSAFE LIGHT REMAINED ILLUMINATED. ACCOMPLISHED ABNORMAL PROCEDURES AND LIGHT REMAINED ILLUMINATED. VISUALLY CONFIRMED NOSE LANDING GEAR EXTENDED AND AIRCRAFT LANDED DFW WITHOUT INCIDENT. REPAIRED BROKEN WIRES ON NOSE LANDING GEAR LOCK SWITCH HARNESS. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)

Part: SKIN — CRACKED (BS 410)

TUL - FOUND SKIN CRACKED AT 4 RIVITS HEADS, STATION 410. CUT OUT CRACKS IN SKIN INSTALLED REPAIR PER SRM 53-30-3 . (M)

Part: WIRE — BROKEN (NLG)

ORD - FLT 1262 - DURING APPROACH TO ORD WHEN LANDING GEAR EXTENDED, NOSE LANDING GEAR RED LIGHT REMAINED ILLUMINATED WITH NO GREEN LIGHT. RECYCLED LANDING GEAR WITH SAME RESULTS. WHILE ACCOMPLISHING A GO-AROUND RED NOSE LANDING GEAR LIGHT EXTINGUISHED AND GREEN LIGHT ILLUMINATED. AIRCRAFT LANDED ORD WITHOUT INCIDENT. REPAIRED BROKEN WIRE AT NOSE LANDING GEAR UP AND LOCKED SWITCH PIN A08. ALSO, REPLACED NOSE LANDING GEAR UP AND LOCKED SWITCH FOUND DEFECTIVE DURING TROUBLESHOOTING. ACCOMPLISHED NOSE LANDING GEAR RETRACTION CHECK WITH NO DEFECTS FOUND. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)