N14613

Part: BATTERY — DISCHARGED (CABIN) · airframe 42,113 hrs · 22,340 cycles

SUPPORT TASK - EMERGENCY LIGHTS INOP AT OVERHEAD BINS 28DEF AND 31DEF. REPLACED BATTERY IAW B737 MM 33-51-51 AND OP CHECK GOOD.

Part: BATTERY — DISCHARGED (CABIN) · airframe 42,113 hrs · 22,340 cycles

SUPPORT TASK - EMERGENCY LIGHTS INOP AISLE SIDE 28C, 29C, 30C, 31C. REPLACED BATTERY IAW B737MM 33-51-51 OP CHECK GOOD.

Part: BATTERY — DISCHARGED (CABIN) · airframe 42,113 hrs · 22,340 cycles

SUPPORT TASK - EMERGENCY LIGHTS INOP AT 2R LOWER EXIT SIGN. REPLACED BATTERY IAW B737 MM 33-51-51, OP CHECKS GOOD.

Part: CHANNEL — CORRODED (STA 787) · airframe 42,113 hrs · 22,340 cycles

STA 787, S24-25L CORRODED, REMOVED CORROSION, ORIGINAL THICKNESS .050 MAT REMAINING .033. FOUND TO BE OUT OF LIMITS IAW SRM 53-00-01, FIG 101. REMOVED CHANNEL IAW SRM 51-40-02. INSTALLED NEW CHANNEL IAW SRM 51-40-02. NEW CHANNEL FABRICATED ON N/R 6603371/10 0-0081.

Part: FRAME — CRACKED (FUSELAGE) · airframe 42,113 hrs · 22,340 cycles

SUPPORT TASK - FRAME AT STATION 827 LEFT HAS CRACK INDICATION B ETWEEN STRINGER 8&9 AT A/C SUPPORT BRACKET ATTACHMENT HOLES REMOVED SUPPORT BRACKET IAW EA 5310-04498. CUT OUT DAMAGED HOLES IAW EA5310-04498. HFEC IAW 737NDT MAN PT 6 51-00-00 FIG 23. LOCATED AND DRILLED REPAIR ANGLE A & B IAW EA5310-044 98. ALODINED AND PRIMED ANGLES IAW B737 SRM 51-20-01. INSTALLED REPAIR ANGLES & BRACKET IAW EA 5310-04498.

Part: FRAME — CRACKED (FUSELAGE) · airframe 42,113 hrs · 22,340 cycles

SUPPORT TASK - FRAME AT STATION 440 RIGHT HAS CRACK INDICATION BETWEEN STRINGER 8 &9 AT A/C SUPPORT BRACKET ATTACHMENT HOLES. REPAIRED IAW CAL EA 5310-04498.

Part: FRAME — CRACKED (FUSELAGE) · airframe 42,113 hrs · 22,340 cycles

SUPPORT TASK - FRAME AT STATION 400 RIGHT HAS CRACK INDICATION BETWEEN STRINGER 8 &9 AT A/C SUPPORT BRACKET ATTACHMENT HOLE. REPAIRED IAW CAL EA 5310-04498.

Part: FRAME — CRACKED (FUSELAGE) · airframe 42,113 hrs · 22,340 cycles

FRAME AT STATION 440 LEFT HAS CRACK INDICATION BETWEEN STRINGER 8&9 AT A/C SUPPORT BRACKET ATTACHMENT HOLES (SUPPORT TASK) - ACCOMPLISHED FRAME REPAIR IAW CAL EA 5310-04498 AT STA 440 LEFT.

Part: FRAME — CRACKED (FUSELAGE) · airframe 42,113 hrs · 22,340 cycles

FRAME AT STATION 907 LEFT HAS CRACK INDICATION BETWEEN STRINGER 8&9 AT SUPPORT BRACKET ATTACHMENT HOLES. ACCOMPLISHED FRAME REPAIR AT STA 907 LEFT IAW CAL EA 5310-04498.

Part: FRAME — CRACKED (FUSELAGE) · airframe 42,113 hrs · 22,340 cycles

FRAME 747 RIGHT HAS CRACK INDICATION BETWEEN STRINGER 8&9 AT A/C SUPPORT BRACKET ATTACHMENT HOLES. ACCOMPLISHED FRAME REPAIR AT STA 747 RIGHT IAW CAL EA 5310-04498.

Part: FRAME — CRACKED (FUSELAGE) · airframe 42,113 hrs · 22,340 cycles

SUPPORT TASK - FRAME AT STATION 380 RIGHT HAS CRACK INDICATION BETWEEN STRINGER 8 &9 AT A/C SUPPORT BRACKET ATTACHMENT HOLES REPAIRED IAW CAL EA 5310-04498.

Part: FRAME — CRACKED (FUSELAGE) · airframe 42,113 hrs · 22,340 cycles

SUPPORT TASK - FRAME AT STATION 867 RIGHT HAS CRACK INDICATION BETWEEN STRINGER 8 &9 AT A/C SUPPORT BRACKET ATTACHMENT HOLES. REPAIRED IAW CAL EA5310-04498.

Part: FRAME — CRACKED (FUSELAGE) · airframe 42,113 hrs · 22,340 cycles

FRAME 482 LEFT HAS A CRACK INDICATION BETWEEN STRINGER 8&9 AT A/C SUPPORT BRACKET ATTACHMENT HOLES. ACCOMPLISHED FRAME REPAIR AT STATION 482 IAW CAL EA 5310-04498.

Part: FRAME — CRACKED (FUSELAGE) · airframe 42,113 hrs · 22,340 cycles

FRAME AT STATION 360 LEFT HAS CRACK INDICATION BETWEEN STRINGER 8 TO 9 AT A/C SUPPORT (SUPPORT TASK). CUT OUT FRAME DAMAGE NO CRACK FOUND REPAIR ANGLE B FABBED ON N/ R 43339 (6603339), ANGLE A AND B LOCATED AND DRILLED IAW B737 EA 5310-04498, ALODINED AND PRIMED IAW B737 SRM 51-20-01 AND INSTALLED IAW EA 5310-04498.

Part: FRAME — CRACKED (FUSELAGE) · airframe 42,113 hrs · 22,340 cycles

FRAME AT STATION 907 RIGHT HAS CRACK INDICATION BETWEEN STRINGER 8&9 AT A/C SUPPORT BRACKET ATTACHMENT HOLES. REPAIRED IAW CAL EA 5310-04498.

Part: FRAME — CRACKED (FUSELAGE) · airframe 42,113 hrs · 22,340 cycles

FRAME AT STATION 867 LEFT HAS CRACK INDICATION BETWEEN STRINGER 8&9 AT A/C SUPPORT BRACKET ATTACHMENT HOLE. REMOVED BRACKET, PERFORMED HFEC, REMOVED DAMAGED AREA, FABBED ANGLES AND INSTALLED ANGLES AND BRACKETS IAW EA 5310-04498 AND B737 SRM 51-20-01.

Part: THRESHOLD — CORRODED (FUSELAGE) · airframe 42,113 hrs · 22,340 cycles

R2 DOOR THRESHOLD INNER CHORD CORRODED AT BS 967 RBL 50 REMOVED R-2 DOOR THRESHOLD CHORD. RECEIVED NEW CHORD P/N 65-4585 50103 PO 697353.1. LOCATED AND DRILLED NEW CHORD IAW BAC DWG 65-45855. INSTALLED NEW CHORD IAW B737-500 SRM 51-40-02. REMOVED AND RE-INSTALLED 2EA STIFFENERS AND DRAIN PAN IAW B737 -500 SRM 51-40-02.

Part: CABLE ASSY — FRAYED (GIRT BAR) · airframe 40,914 hrs · 21,721 cycles

R-2 DOOR EMERGENCY ESCAPE SLIDE GIRT BAR LATCH CABLE HAS BROKEN STANDS. REPLACED R-2 DOOR EMERGENCY ESCAPE SLIDE GIRT BAR LATCH CABLE PER AMM 25-61-35.

Part: WIRE — CHAFED (ELECTRICAL SYS) · airframe 40,761 hrs · 21,643 cycles

WIRE BUNDLE W0186 HAS 3EA CHAFED WIRES O/B OF RT FWD BOOST PUMP. FOUND WIRES 053, 030 & AMP; 036 OF BUNDLE W0186 CHAFED BUT NOT COMPLETELY THROUGH INSULATION. REPAIRED WIRES IAW SWPM 20-10-13. REF WDM 24-11-21. DAMAGE IS 30 INCHES FROM PRESSURE SEAL STA 540R.

Part: WIRE HARNESS — CHAFED (LT WING) · airframe 40,761 hrs · 21,643 cycles

WIRE BUNDLE CHAFED JUST O/B OF LT CTR BOOST PUMP. REMOVED AND REPLACED LT WING TANK TO EXTERNAL PRESSURE HULL IFQT WIRE (SAFE SIDE) HARNESS PER AMM 28-41-45, CHECKS GOOD.

Part: OVEN — DIRTY (GALLEY) · airframe 40,281 hrs · 21,396 cycles

AFTER TAXI IN AT IAH FLIGHT ATTENDANTS STATED, SMELLED A BURNING RUBBER ODOR IN THE AFT GALLEY, LIKE AN OVERHEATING WIRE IN A HAIR DRYER. REPLACED OVEN AND RECIRCULATION FILTER AND WATER SEPARATOR BAGS. PERFORMED SMOKE AND FUMES REMOVAL PER M/M 21-00-01, NO SMELL NOTED.

Part: KEELBEAM — CORRODED (FUSELAGE) · airframe 36,493 hrs · 19,374 cycles

INSPECTION FOUND CENTER KEEL BEAM AT RIGHT SIDE OF MLG WHEEL WELL BEAM EDGE CORRODED AT THE LOWER SURFACE AROUND FASTENER HOLES, STA 700-727, RBL 7. THE KEEL BEAM WAS REPAIRED IAW ECRA 5311-01336.

Part: FRAME — CRACKED (FUSELAGE) · airframe 36,493 hrs · 19,374 cycles

INSPECTION FOUND A 1.75 INCH CRACK AT LOWER FASTENER ON FUSELAGE STUB FRAME FORWARD SIDE, STA 616, S16L. THE CRACKED AREA OF FRAME INNER CHORD WAS REMOVED AND A REPAIR ANGLE AND FILLER WERE INSTALLED IAW ECRA 5311-01158.

Part: FLOORBEAM — CORRODED (FUSELAGE) · airframe 30,251 hrs · 16,133 cycles

INSPECTION FOUND FLOORBEAM CORRODED AT SCREW HOLE ON FORWARD FLANGE AT STA 986.5, RBL 43 TO RBL 44. THE CORROSION WAS REMOVED AND A REPAIR STRAP WAS INSTALLED IAW SRM 53-00-51, FIGURE 203.

Part: FLOORBEAM — CORRODED (FUSELAGE) · airframe 30,251 hrs · 16,133 cycles

INSPECTION FOUND FLOORBEAM CORRODED AT SCREW HOLE ON FORWARD FLANGE AT STA 986.5, RBL 29. THE CORROSION WAS REMOVED AND A STRAP REPAIR WAS INSTALLED IAW SRM 53-00-51, FIGURE 203.

Part: INTERCOSTAL — CRACKED (STA 344-360) · airframe 25,557 hrs · 13,657 cycles

INSPECTION FOUND CENTER FLOOR INTERCOSTAL AT CENTERLINE OF AIRCRAFT CRACKED IN TWO PLACES AT STA 344-360. THE CRACKS WERE 1" IN LENGTH. THE INTERCOSTAL WAS REMOVED AND REPLACED IAW SRM 51-40-02.

Part: ACM — LEAKING (R/H PACK) · airframe 23,343 hrs · 12,346 cycles

SMOKE AND FUMES ENTERED THE CABIN AFTER TAKEOFF FROM IAH. SOME ALARMS IN THE CABIN ACTIVATED. THE AIRCRAFT WAS RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE R/H ACM TURBINE OIL SEAL BLOWN. THE R/H ACM AND COALESCER BAG WAS REMOVED AND REPLACED IAW MM 21-51-11 AND 21-51-41. THE LEFT PACK, AIR CONDITIONING DISTRIBUTION AREA, WHEEL WELLS, AND TAIL AREA WERE INSPECTED WITH NO OTHER DISCREPANCIES NOTED.

Part: FAN — FAILED (OVEN) · airframe 22,903 hrs · 12,081 cycles

CREW REPORTED SMOKE IN CABIN AFTER TAKEOFF FROM IAH. THE AIRCRAFT WAS RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. TROUBLESHOOTING BY MAINTENANCE FOUND THAT THE FIRST CLASS GALLEY NR 1 OVEN WAS ON AND THE EXHAUST FAN WAS NOT OPERATING. THE OVEN AND CONTROLLER WERE REMOVED AND REPLACED. BOTH PACK COALESCER BAGS WERE REPLACED. THE ENGINES WERE OPERATED AT TAKEOFF POWER AND A HEAT CYCLE WAS RUN WITH NO DEFECTS NOTED.

Part: COOLING FAN — SHORTED (E & E COMPT)

A BURNING ODOR WAS SMELLED IN THE CABIN DURING CLIMBOUT OF EWR. THE AIRCRAFT WAS RETURNED TO EWR WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE AVIONICS EQUIPMENT COOLING FAN SHORTED OUT. NO EVIDENCE OF FIRE WAS FOUND. THE FAN WAS REMOVED AND REPLACED IAW MM 21-58-12, OPERATIONAL CHECKS WERE GOOD.

Part: COUPLER — INOPERATIVE (E/E COMPT)

THE ACFT EXPERIENCED 5 UNCONTROLLED YAWS (2 LEFT, 2 RIGHT, THEN 1 LEFT) DURING CLIMBOUT. THE YAW DAMPER WAS TURNED OFF AND THE PROBLEM CEASED. THE FLIGHT CONTINUED TO CLE WHERE IT LANDED WITHOUT FURTHER PROBLEM. THE YAW DAMP COUPLER WAS REMOVED AND REPLACED, A YAW COUPLER BITE FAILED STEPS 1-4. PINS 3-2 FROM COUPLER TO RUDDER PCU WERE OPEN. ALSO, FOUND TRANSFER VALVE OPEN PIN 7-8 ON RUDDER PCU. THE TRANSFER VALVE AND RUDDER PCU WERE REMOVED AND REPLACED, OPERATIONAL CHECKS WERE GOOD. *S/D* TEARDOWN OF THE YAW DAMPER COUPLER REVEALED A FAULTY RATE GYRO. TRANSFER VALVE TEARDOWN REVEALED WORN FEEDBACK ELEMENT AND COIL LEAD WIRES OPEN.