N307DL

Part: SKIN — CRACKED (FUSELAGE) · airframe 55,415 hrs · 41,331 cycles

A 2 INCH CRACK WAS FOUND IN THE FUSELAGE SKIN JUST BELOW STRINGER 19R AT FS 765. THE CRACK WAS REMOVED WITH A CUTOUT AND REPAIRED WITH AN EXTERNAL ALUMINUM REPAIR DOUBLER PER ER/A 087498-14.

Part: SKIN — CRACKED (FUSELAGE) · airframe 55,415 hrs · 41,331 cycles

A TYPICAL CRACK WAS FOUND IN THE LOWER FORWARD CORNER OF THE L2 DOOR CUTOUT THROUGH THE SKIN, BONDED DOUBLER, AND UNDERLYING BEAR STRAP. THE CRACK WAS REMOVED WITH A 1 X 2 INCH CUTOUT THROUGH THE STACK-UP. THE CUTOUT WAS REPAIRED WITH 3 EXTERNAL ALUMINUM REPAIR DOUBLERS PER B737 SRM 53-30-3 FIG 24 AND ER/A 087496-14, REV A.

Part: BULB — MALFUNCTIONED (NR 1 ENG TEMP) · airframe 54,677 hrs · 40,706 cycles

NR 1 OIL TEMP ERRATIC FLUX PLUS OR MINUS 10 DEGREES UPPER GREEN BAND, THEN WENT INTO YELLOW BAND. ALL AREAS PLUS OR MINUS 10 DEGREES. FLUX STAYED IN YELLOW UP TO 15 MINUTES. PRECAUTIONARY SHUTDOWN PER POM. REPLACED OIL TEMP BULB.

Part: SKIN — CRACKED (LT WING) · airframe 54,156 hrs · 40,438 cycles

THE UPPER SKIN OF THE LT WING WAS FOUND WITH A 2.5 INCH CRACK AT WBL 170 RUNNING FWD FROM THE AFT EDGE OF THE SKIN NEAR THE REAR SPAR. THE CRACK WAS REMOVED WITH A 3 INCH BY 2 INCH CUTOUT IN THE SKIN. THE CUTOUT WAS REPAIRED WITH 2 ALUMINUM REPAIR DOUBLERS PER ER/A 384594-14, REV A.

Part: PACKING — DAMAGED (NR 2 ENGINE) · airframe 53,784 hrs · 40,286 cycles

NR 2 ENG SHUTDOWN INFLIGHT. OIL QTY DROPPED TO 0, ENG S/D FOR APPROX 10 MIN IN FLIGHT WITH 5 PSI OIL PRESS T/A MDS. FOUND DAMAGED PACKING ON OIL PRESSURE SW. REPLACED SAME. CHECKED AND REPLACED OIL STRAINER. CHIP DET CHECKED GOOD. SERVICED ENG, RAN, NO LEAKS NOTED.

Part: POWER SUPPLY — DISCHARGED (CABIN) · airframe 53,716 hrs · 40,255 cycles

EMER LIGHTS INOP ROWS 17-20 AND AFT GALLEY. REPLACED POWER SUPPLY M9222. LIGHTS NOW CHECK GOOD.

Part: COALESCER BAG — DIRTY (A/C BAY) · airframe 52,521 hrs · 39,760 cycles

ON PUSHBACK AND ENGINE START, F/A'S SMELLED SMOKE IN AFT GALLEY AREA. RETURNED TO GATE FOR MTC. INSPECTED AFT GALLEY, LT & RT A/C BAYS, LT & RT ENGINES, AFT LAV SMOKE DETECTOR. REPLACED RT A/C COALESCER BAG, RAN ENGINES AND PACKS, NO SMELL OR SMOKE NOTED. OK FOR SERVICE.

Part: FLASHLIGHT — INOPERATIVE (CABIN) · airframe 51,525 hrs · 39,331 cycles

IR - FWD EMERGENCY FLASHLIGHT INOP. REPLACED FWD ATT EMERGENCY FLASHLIGHT.

Part: STRINGER — DELAMINATED (HORIZ STAB) · airframe 50,509 hrs · 38,905 cycles

LT AND RT HORIZONTAL STABILIZER UPPER SKIN PANEL STRINGER DELAMINATION. REPAIRED PER ERA 410394-14.

Part: SKIN — CRACKED (SKIN) · airframe 50,392 hrs · 38,855 cycles

THE FUSELAGE SKIN AND BEAR STRAP OF THE R2 DOOR WERE FOUND CRACKED AT THE LOWER HINGE CUTOUT. THE DAMAGE WAS REPAIRED PER SRM 53-30-3, FIG. 45 AT HMV.

Part: FLOORBEAM — CRACKED (FUSELAGE) · airframe 49,323 hrs · 38,386 cycles

THE BL 0 LONGITUDINAL FLOORBEAM OVER THE CENTER WING WAS FOUND WITH A CRACK IN THE UPPER CHORD AND WEB AT FS 660 AND WITH 4 CRACKS IN THE WEB AT UPPER CHORD ATTACH POINTS AT FS 700. THE CRACKING IS TYPICAL OF BAC S/B 737-57-1210. THE FLOORBEAM WAS REPAIRED AND MODIFIED PER THE REQUIREMENTS OF THE S/B AND DOCUMENTED PER ER/A 380586-14.

Part: OXYGEN MASK — LEAKING (COCKPIT) · airframe 47,625 hrs · 37,673 cycles

F/O O2 MASK FAILED, CAUSING TOTAL DEPLETION OF CREW 02 SYSTEM. REPLACED F/O O2 MASK AND CREW OXYGEN BOTTLE.

Part: LIGHT — FAILED (CABIN) · airframe 46,929 hrs · 37,365 cycles

EEPLS SYSTEM HAS LIGHTS OUT AT E-1 DOOR LOWER EXIT SIGN AND AT SEAT 3DEF. RELAMPED.

Part: BATTERY PACK — INOPERATIVE (CABIN) · airframe 45,927 hrs · 36,912 cycles

L1 DOOR SLIDE LIGHT DIM DURING TEST. REMOVED AND REPLACED L1 SLIDE LIGHT BATTERY PACK AND RACK, OPS CKS OK.

Part: SUPPORT FITTING — CORRODED (MLG STRUT) · airframe 45,886 hrs · 36,893 cycles

THE LUG BORE OF THE RT MLG SIDE STRUT SUPPORT FITTING AT FS 685 WAS FOUND CORRODED. THE CORROSION WAS REMOVED BY OVERSIZING THE BORE HOLE. A STEEL BUSHING WAS INSTALLED TO RESTORE THE BORE DIA TO THE BLUEPRINT DIAMETER. THE REPAIR WAS ACCOMPLISHED PER ER/A 377083-14, REV A.

Part: BULKHEAD WEB — CRACKED (BS 178)

THE FS 178 BULKHEAD WEB WAS FOUND WITH A .75 CRACK AT LBL 6.7 WL 208 AND ANOTHER .75 CRACK AT BL 0 WL 190. THERE WAS AN EXISTING DOUBLER REPAIR INSTALLED TO REPAIR OTHER PREVIOUS CRACK CUTOUTS. THE EXISTING DOUBLER WAS REMOVED, THE WEB INSPECTED, THE NEW CRACKS ROUTED OUT, AND A LARGER ALUMINUM DOUBLER INSTALLED PER ER/A 368119-14, REV B.

Part: SKIN — CRACKED (BS 951)

THE AFT ENTRY DOOR CUTOUT WAS FOUND WITH A .25 INCH LONG TYPICAL CRACK IN THE LOWER DOOR HINGE CUTOUT. THE CRACK WAS IN THE SKIN AND BONDED DOUBLER ONLY. THE DAMAGED SKIN ASSY WAS CUT AWAY AND REPAIRED WITH AND EXTERNAL ALUMINUM DOUBLER AND STEEL TRIPLER PER THE GUIDELINES OF B737 SRM 53-30-3, FIG 34. THE REPAIR WAS ACCOMPLISHED PER ER/A 366544-14, REV A.

Part: ANGLE — CORRODED (BS 300-344)

AT MIDVISIT THE LT Z ANGLE WAS FOUND TO BE CORRODED STA 300-344 LOC AT L-1 THRESHOLD AREA. THE CORROSION WAS REMOVED PER SRM 51-10-6 CKED WITHIN LIMITS PER ERA 330221-14 TREATED AND PAINTED PER PS 900-2 NR 5 REPAIRED STA 312-344 PER MM 53-21-0 FIG 801.

Part: ANGLE — CORRODED (BS 300-312)

FOUND DURING MID-VISIT LT Z ANGLE CORRODED STA 300-344 LOC AT L-1 THRESHOLD AREA. REMOVED CORROSION STA 300 TO 312 PER SRM 51-10-6. CHECKS WITHIN LIMITS PER ERA 330221-14 TREATED AND PAINTED PER PS900-2 NR 5. REPAIRED STA 312-344 PER M/M 53-21-0 FIG 801.

Part: FAN — FAILED (CABIN)

AIRBORNE RTN DUE TO SMOKE IN CABIN ON T/O. FOUND GASPER FAN C/B POPPED AND GASPER FAN SEIZED.

Part: CIRCUIT BREAKER — TRIPPED (NR 1 ENGINE)

DURING CRUISE, CAPTS INSTRUMENTS YAW DAMPER AND MOST CONTROL AND NAV INST LOSS ELECTRIC POWER. STANDBY POWER DID NOT RESTORE CAPTS INSTRUMENTS. APU WOULD NOT START, F/O INSTRUMENTS WORKED. VOLTS AND FREQS NORMAL BOTH GENERATORS. REPLACED NR 1 TRANSFER CIRCUIT BREAKER AND POWER RELAY. FOUND C/B POPPED, POWER AND APU CHECK NORMAL.

Part: SEAL — MISSING (NR 2 SPOILER)

SEVERAL PAX REPORTED SOMETHING COMING OFF LT WING WHEN SPOILERS WERE DEPLOYED DURING DESCENT. FOUND NR 2 SPOILER OTBD SEAL MISSING. REPLACED SEAL.

Part: OIL PRESS IND — INOP (NR 2 ENGINE)

ON T/O, NR 2 ENGINE OIL PRESSURE WENT TO 58 PSI INITIALLY ENG RETARDED TO IDLE AND OIL PRESS REMAINED OUT OF LIMITS. ALL OTHER INDICATIONS NORMAL EVENTUALLY NR 2 OIL PRESS RETURNED TO NORMAL WITH ENGINE AT REDUCED THRUST OIL TEMP SLIGHTLY LOWER THAN NR 1. REPLACED OIL PRESSURE REGULATOR (P/N 811131) OIL PRESSURE TRANSMITTER (P/N ST104Z) AND PRESSURE GUAGE (P/N SRL04L).

Part: SLIDE — LOW PRESSURE (L1 DOOR)

L1 DOOR SLIDE PRESSURE LOW PILOT REPORT. REPLACED DOOR SLIDE.

Part: EEL POWER SUPPLY — INOP (CABIN)

DURING LAYOVER, L-1 DOOR EXTERIOR EMERGENCY LIGHT INOP. REPLACED POWER SUPPLY AND BATTERY OPERATION NORMAL.