N13992

Part: BULB — INOPERATIVE (EMERGENCY LIGHT) · airframe 42,880 hrs · 32,706 cycles

DURING MX INSPECTION, THE LT OVERWING EMERGENCY LIGHT WAS INOPERATIVE. MX R & R THE BULB, OPS CHECKED GOOD. ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: SEAT TRACK — CORRODED (CABIN) · airframe 41,270 hrs · 31,428 cycles

CABIN NR 6 SEAT TRACK CORRODED. REPLACED IAW SRM 53-01-06-400.

Part: SEAT TRACK — CORRODED (CABIN) · airframe 41,270 hrs · 31,428 cycles

CABIN SEAT TRACK CORRODED RIGHT OTBD NR 3. REPLACED THE SEAT TRACK IAW 53-01-06-400

Part: CHANNEL — CORRODED (SERVICE DOOR) · airframe 41,270 hrs · 31,428 cycles

SERVICE DOOR CHANNEL CORRODED. SERVICE DOOR CHANNEL REPLACED IAW SRM 51-40-02

Part: SKIN — CRACKED (FRAME 75) · airframe 41,270 hrs · 31,428 cycles

LEFT FUSELAGE SKIN CRACKED AT FRAME 75, STRINGER 2L. CRACK FOUND DURING NDT INSPECTION. LEFT FUSELAGE SKIN REPAIRED WITH DOUBLER (11" X 9") IAW SRM 53-31-01, ITEM 11, FIG 219, SHEET 1.

Part: TRUNNION — CRACKED (LEFT WING) · airframe 41,270 hrs · 31,428 cycles

LEFT MAIN LANDING GEAR AFT UPPER TRUNNION CRACKED. THE TRUNNION WAS REPLACED IAW T1-145-14-018 REV E, AND ETD-2017-145-053707.

Part: WINDOW FRAME — CRACKED (FUSELAGE) · airframe 41,270 hrs · 31,428 cycles

FRAME CRACKED TOP FORWARD CO-PILOT SLIDING WINDOW. SLIDING WINDOW UPPER LATERAL FRAME WAS REPLACED AS PER SRM 51-40-02.

Part: TRUNNION — CRACKED (RIGHT WING) · airframe 41,270 hrs · 31,428 cycles

RIGHT MAIN GEAR AFT UPPER TRUNNION CRACKED. THE TRUNNION WAS REPLACED IAW T1-145-14-018R/H, AND ETD 2017-145-67014-608.

Part: GUSSET — CORRODED (FLOOR) · airframe 41,270 hrs · 31,428 cycles

CENTER FUSELAGE FLOOR STRUCTURE LEFT GUSSET UNDER CARBON BEAM CORRODED. LEFT GUSSET BETWEEN FRAME 59 AND 61 REPLACED IAW SRM 51-40-02.

Part: GUSSET — CORRODED (FLOOR SUPPORT) · airframe 41,270 hrs · 31,428 cycles

CENTER FUSELAGE 4 FLOOR STRUCTURE MID GUSSET CORRODED. MID GUSSET WAS REPLACED IAW SRM 51-40-02.

Part: BEAM — CORRODED (FLOOR STRUCTURE) · airframe 41,270 hrs · 31,428 cycles

CENTER FUSELAGE 4 FLOOR STRUCTURE CENTER BEAM CORRODED AROUND ANCHOR NUT. CENTER BEAM REPAIRED AROUND ANCHOR NUT WITH DOUBLER IAW SRM 53-24-10 ITEM 3 FIG 202.

Part: LAMP — INOPERATIVE (EMERGENCY LIGHT) · airframe 41,069 hrs · 31,272 cycles

DURING MX INSPECTION, THE CABIN OVERHEAD LIGHT AT ROW 7 WAS INOPERATIVE. MX REPLACED THE LAMPS AND OPS CHECKED GOOD. ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: CRADLE — BURNED (FLASHLIGHT) · airframe 40,926 hrs · 31,161 cycles

CREW REPORTED A BURNING ODOR, FOLLOWED BY LOSS OF CA'S AIRSPEED INDICATOR, ALTIMETER, AND SPS. ADVANCED ON EICAS DURING FLIGHT. MX FOUND BURNING ODOR TO BE F/A'S FWD FLASHLIGHT BURNED AND BROKEN. REMOVED AND REPLACED THE FLASHLIGHT HOLDER.

Part: ACM — FROZEN (AC BAY) · airframe 39,846 hrs · 30,322 cycles

FLIGHT 3888 THE CREW REPORTED SMOKE IN THE CABIN IN CRUISE FLIGHT AT FL250. THE SMOKE DISSIPATED AFTER APPROXIMATELY 15 SECONDS. THE AIRCRAFT RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED THE AIRCRAFT AND REMOVED AND REPLACED THE LT ACM, OPERATIONALLY TESTED WITHOUT DEFECT AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: FMU — FAILED (NR 2 ENGINE) · airframe 38,624 hrs · 29,360 cycles

PILOT REPORTED A NR 2 ENGINE OUT MESSAGE ENGINE UNCOMMANDED SHUTDOWN, DID NOT INDICATE ON GROUND OR IN FLIGHT. MAINTENANCE INSPECTED AND FOUND DEBRIS IN FUEL FILTER AND BOWL THEN R & R ENGINE NR 2 FMPU WITH OPS CHECK GOOD. ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 36,788 hrs · 27,864 cycles

DURING MAINTENANCE INSPECTION, THE FLOOR EMERGENCY LIGHT STRIP AT SEATS 7 & 8A WAS FOUND INOPERATIVE. MAINTENANCE R & R THE LIGHT STRIP WITH OPS CHECK GOOD. AIRCRAFT WAS APRROVED FOR RETURN TO SERVICE.

Part: RIB — CRACKED (RT WING) · airframe 36,313 hrs · 27,503 cycles

DURING C-CHECK, RIB 21 ON RT WING INSIDE PANEL 651CB IS CRACKED. MAINTENANCE REPAIRED RT WING RIB 21 IAW EC 5720-01201. THE ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: FRAME — CRACKED (ZONE 100) · airframe 36,313 hrs · 27,503 cycles

DURING C-CHECK, FRAME 25 CRACKED AT STR 15R-16R. REPAIRED FRAME 25 IAW SRM 53-00-04. ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: SKIN — CORRODED (FRAME 57-58) · airframe 36,313 hrs · 27,503 cycles

DURING C-CHECK, FUSELAGE SKIN CORRODED BETWEEN FRAME 57-58, STR 20R-19R. REPAIRED SKIN IAW EC5330-03001. ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: SKIN — CRACKED (FRAME 78) · airframe 36,313 hrs · 27,503 cycles

DURING C-CHECK, SKIN CRACKS AROUND RIVETS FRAME 78, STR 3L-5L. REPAIRED SKIN CRACKS AROUND RIVETS IAW EC 5330-03000. ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: SKIN — CRACKED (FRAME 75) · airframe 36,313 hrs · 27,503 cycles

DURING C-CHECK, SKIN CRACKS AROUND RIVETS FRAME 75 STR 2R-3R. REPAIRED SKIN CRACKS IAW EC5330-02997. ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: DOOR SILL — CORRODED (ZONE 100) · airframe 37,353 hrs · 27,503 cycles

DURING C-CHECK, SERVICE DOOR AFT SILL CORRODED. REPAIRED SERVICE DOOR SILL IAW SRM 53-21-10. ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: SMOKE WARNING — FALSE ACTIVATION (LAVATORY) · airframe 34,360 hrs · 25,977 cycles

DURING DESCENT THE CREW REPORTED A LAVATORY SMOKE WARNING ON EICAS WITH NO SIGN OF SMOKE IN LAVATORY. THE CREW DEACTIVATED TWO CIRCUIT BREAKERS IAW THE QRH AND THE ACFT LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED THE ACFT WITH NO SIGN OF SMOKE OR ODOR DETECTED, REACTIVATED THE CIRCUIT BREAKERS, OPERATIONALLY TESTED WITH NO DEFECTS AND THE ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: TRANSDUCER — FAULTY (WHEEL SPEED) · airframe 32,047 hrs · 24,186 cycles

CREW REPORTED THE RT BRAKES NOT WORKING ON LANDING, ACFT PULLED TO THE LEFT AND TOWER SAW SMOKE FROM THE RT MLG DURING LANDING. MX R & R NR 3 WHEEL SPEED TRANSDUCER AND HUB CAP ASSY. HIGH SPEED TAXI AND OPS CHECKS SUCCESSFUL. ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: FLAP SYSTEM — OUT OF RIG (TE FLAPS) · airframe 31,696 hrs · 23,922 cycles

FLAP FAIL MESSAGE INFLIGHT. PERFORMED FLAP RIGGING. OPS CHECK GOOD, ACFT RELEASED AND RETURNED TO SERVICE.

Part: BEAM — CORRODED (ZONE 100) · corrosion level 2 · airframe 31,380 hrs · 23,677 cycles

DURING C-CHECK, THE CARGO DOOR LOWER BEAM WAS FOUND TO BE CORRODED BETWEEN FRAMES 65-68 AND STRINGERS 15L-16L. MX R & R THE BEAM IAW SRM 51-40-02. THE ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: SHEAR TIE — CORRODED (ZONE 100) · corrosion level 2 · airframe 31,380 hrs · 23,677 cycles

DURING C-CHECK THE FRAME 65 SHEAR TIE AT THE CARGO DOOR CUTOUT WAS FOUND TO BE CORRODED. MX REMOVED THE CORROSION AND PERFORMED A SPLICE REPAIR IAW EC5320-01494. THE ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: FRAME — CORRODED (ZONE 100) · corrosion level 2 · airframe 31,380 hrs · 23,677 cycles

DURING C-CHECK, FRAME 65 WAS FOUND TO BE CORRODED BETWEEN STRINGERS 15L-16L. MX REMOVED THE CORROSION AND PERFORMED A DOUBLER REPAIR IAW EC5310-01505. THE ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: FAN — FAULTY (NR 1 A/C PACK) · airframe 31,271 hrs · 23,587 cycles

THE CREW REPORTED A ELECTRICAL BURNING ODOR IN THE CABIN. MX INSPECTED AND REPLACED THE NR 1 PACK RECIRCULATION FAN. OPS CHECKS WERE GOOD.

Part: INVERTER — INOPERATIVE (EMERGENCY LIGHTS) · airframe 29,757 hrs · 22,368 cycles

DURING MX INSPECTION, THE AISLE PATH LIGHTING FROM ROW 3 TO 7 WERE FOUND TO BE INOPERATIVE. MX R & R THE NR 3 EMERGENCY LIGHT INVERTER, OPS TESTED WITH NO DEFECTS, AND THE ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: SMOKE DETECTOR — FAULTY (LAVATORY) · airframe 26,473 hrs · 19,742 cycles

ORD FLT 5904 THE CREW REPORTED A LAV SMOKE INOPERATIVE MESSAGE. MAINTENANCE INSPECTED AND REPLACED THE LAV SMOKE DETECTOR. OPERATIONAL CHECKS WERE GOOD.

Part: DOOR FRAME — DAMAGED (FUSELAGE) · airframe 26,387 hrs · 19,670 cycles

SERVICE DOOR STRUCTURE FOR DOOR STOPS 3.9 AND 3.10 REQUIRE MOUNT HOLES TO BE REWORKED FOR SB145-53-0031. SERVICE DOOR FRAME STOP BACKUP STRUCTURE POSITION 3.9 AFT AND 3.10 AFT HOLE ELONGATED. REMOVED AND REPLACED DAMAGED SECTION OF FRAME 22 AND BACKUP STRUCTURE IAW EC5310-01554. AIRCRAFT IS STILL IN "C" CHECK.

Part: SMOKE DETECTOR — DEFECTIVE (CARGO BAY) · airframe 26,148 hrs · 19,476 cycles

THE FORWARD SMOKE DETECTOR IN CARGO HAS A STEADY LIGHT ON. REMOVED AND REPLACED DETECTOR IAW EMB 145 AMM 26-15-01. OPS CHECK GOOD.

Part: A/C PACK — OVERHEATED (AC BAY) · airframe 25,995 hrs · 19,349 cycles

DURING TAXI PACK 1 OVERHEAT RESULTED IN SMOKE IN THE CABIN. PLACED PACK 1 ON MEL.

Part: ACM — FAILED (AC BAY) · airframe 25,992 hrs · 19,348 cycles

BNA FLT 6097 THE CREW REPORTED PACK NR 1 OVERHEAT AND SMOKE IN THE CABIN. THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED AND PLACED NR 1 PACK ON MEL. ON 3/10 MAINTENANCE REPLACED THE NR 1 AIR CYCLE MACHINE. OPERATIONAL CHECKS WERE GOOD.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 25,230 hrs · 18,769 cycles

DURING ROUTINE MAINTENANCE THE EMERGENCY AISLE PATH LIGHT STRIP AT SEAT 12A WAS FOUND TO BE INOPERATIVE. MAINTENANCE REPLACED THE LIGHT STRIP AT SEAT 12A.OPERATIONAL CHECKS WERE GOOD.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 24,661 hrs · 18,333 cycles

IAH - FLIGHT 2044, DURING PREFLIGHT INSPECTION THE CREW REPORTED THE EMERGENCY LIGHT STRIP AT ROW 12A WAS INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE AFFECTED LIGHT STRIP, OPERATIONALLY TESTED WITH NO DEFECTS, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: ENGINE — FAULTY (NR 1) · airframe 23,975 hrs · 17,819 cycles

MHT-CLE FLT 2582 THE CREW REPORTED A PUNGENT ODOR FROM THE PACKS THROUGHOUT THE ENTIRE FLIGHT. MAINTENANCE REPLACED THE NR 1 ENGINE AND OPERATIONAL CHECKS WERE GOOD.

Part: FADEC — DEFECTIVE (NR 1 ENGINE) · airframe 23,661 hrs · 17,585 cycles

FLIGHT 2882 - FLIGHT CREW REPORTED PARTIAL LOSS OF POWER ON ENGINE 1, 2 TIMES IN FLIGHT. DURING CRUISE, N1 WENT DOWN TO 67 PERCENT, IGN A AND B CAME ON AND RESTORED POWER ALSO ENGINE 1 SHORT DISPATCH ON EICAS. EWR MX REMOVED FADEC 1A AND 1B AND PERFORMED OPERATIONAL CHECK SUCCESSFULLY. ACFT WAS APPROVED TO RETURN TO SERVICE. SDR NUMBER C2XA10RI042 REPORTS FADEC 1A AND SDR NUMBER C2XA10RI043 REPORTS FADEC 1B.

Part: FADEC — DEFECTIVE (NR 1 ENGINE) · airframe 23,661 hrs · 17,585 cycles

FLIGHT 2882 - FLIGHT CREW REPORTED PARTIAL LOSS OF POWER ON ENGINE 1, 2 TIMES IN FLIGHT. DURING CRUISE, N1 WENT DOWN TO 67 PERCENT, IGN A AND B CAME ON AND RESTORED POWER ALSO ENGINE 1 SHORT DISPATCH ON EICAS. EWR MX REMOVED FADEC 1A AND 1B AND PERFORMED OPERATIONAL CHECK SUCCESSFULLY. ACFT WAS APPROVED TO RETURN TO SERVICE. SDR NUMBER C2XA10RI042 REPORTS FADEC 1A AND SDR NUMBER C2XA10RI043 REPORTS FADEC 1B.

Part: FADEC — MALFUNCTIONED (AVIONICS BAY) · airframe 23,647 hrs · 17,575 cycles

IAW - FLIGHT 2758, THE CREW REPORTED THAT ENGINE 1 SURGES IN FLIGHT. CRUISE THRUST N1 FLUCTUATES =/-15 PERCENT WITH AN ITT RISE AND FALL; N1 REQUEST CARAT ALSO FLUCTUATES =/- 15 PERCENT, AND THE CRZ THRUST SETTING AUTO ADVANCED TO TO1. ENGINE 1 FADEC AUTO ALTERNATED TO "A", AND AFTER RESET TO FADEC B ENGINE INDICATIONS REMAINED NORMAL. THE AIRCRAFT RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED FADEC 1A, OPERATIONALLY TESTED WITH NO DEFECTS, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: WIRE HARNESS — BURNED (CABIN) · airframe 23,017 hrs · 17,125 cycles

SDF FLT 2343 THE CREW REPORTED UPON LANDING NOTICED ELECTRICAL/SMOKE SMELL COMING FROM OVERHEAD PANEL AT SEAT 1A. MAINTENANCE INSPECTED AND REPLACED THE SIDEWALL LIGHT HARNESS AT SEAT 1A. OPERATIONAL CHECKS WERE GOOD.

Part: APU — MALFUNCTIONED (APU BAY) · airframe 22,563 hrs · 16,786 cycles

CLE FLT 2698 - THE CREW REPORTED A PLASTIC BURNING SMELL IN THE CABIN DURING CLIMB. MAINTENANCE INSPECTED AND REPLACED THE APU. OPERATIONAL CHECKS WERE GOOD.

Part: UNKNOWN — ODOR (COCKPIT) · airframe 22,508 hrs · 16,744 cycles

FLIGHT 2393 - EWR - FLIGHT CREW REPORTED STRONG ODOR WHEN PACKS ARE ON IN COCKPIT. EWR MX PERFORMED OPERATIONAL CHECK FOR PACK SYSTEM IAW EMB-145 AMM 21-51-00 AND OPERATIONAL CHECK FOR APU AND ENGINE BLEED SYSTEM IAW EMB-145 AMM 36-00-00 OPERATION CHECK GOOD. NO SMELL NOTED. ACFT WAS APPROVED TO RETURN TO SERVICE.

Part: BEAM — CORRODED (ZONE 100) · corrosion level 3 · airframe 21,824 hrs · 16,221 cycles

SHV. DURING C-CK. CARGO DOOR LOWER CUTOUT BEAM HAS CORROSION. REMOVED AND REPLACED CARGO DOOR LOWER CUTOUT BEAM IAW EMB 145 SRM 51-40-02. ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: FLOOR SUPPORT — CORRODED (ZONE 100) · corrosion level 2 · airframe 21,824 hrs · 16,221 cycles

SHV. DURING C-CHECK. RT OMEGA BEAM HAS CORROSION AT FR 22. REPAIRED RT OMEGA BEAM AT FR 22 IAW IC2009-145/04543. ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: TURBINE WHEEL — CRACKED (NR 1 ENGINE) · airframe 21,553 hrs · 16,020 cycles

DURING COMPLIANCE OF SB AE3007A-72-368 ON THE NR 1 ENGINE A CRACK INDICATION OF THE 2ND STAGE HIGH PRESSURE TURBINE WHEEL WAS FOUND WHILE PERFORMING THE ULTRASOUND INSPECTION. THE NR 1 ENGINE WAS REPLACED.

Part: INDICATOR — FAULTY (NR 1 ENGINE) · airframe 21,219 hrs · 15,777 cycles

CLE FLIGHT 2341 - THE CREW REPORTED A ENGINE NR 1 FUEL IMPENDING BYPASS INDICATION ON CLIMBOUT. THE AIRCRAFT RETURNED TO CLE AND LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED AND REPLACED THE NR 1 ENGINE FUEL FILTER AND THE NR 1 ENGINE FUEL IMPENDING BYPASS INDICATOR. OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: BLEED VALVE — INOPERATIVE (NR 1 ENGINE) · airframe 20,910 hrs · 15,547 cycles

BNA - FLIGHT 2573 - FLIGHT CREW REPORTED ENGINE NR 1 BLEED VALVE CLOSED IN FLIGHT AND THEY WERE UNABLE TO REOPEN. CREW PERFORMED AIR RETURN AND LANDED ACFT UNEVENTFULLY. MX R&R ENGINE BLEED VALVE AND PERFORMED OPS CHECK SUCCESSFULLY. ACFT WAS APPROVED TO RETURN TO SERVICE.

Part: INVERTER — INOPERATIVE (CABIN) · airframe 18,952 hrs · 14,184 cycles

DURING ROUTINE MAINTENANCE THE AISLE PATH EMERGENCY LIGHTS STRIP 4 AND 5 WERE INOPERATIVE ALONG WITH BOTH OVERWING EMERGENCY EXIT IDENTIFIER SIGNS WERE INOPERATIVE. MAINTENANCE INSPECTED AND REPLACED EMERGENCY LIGHT INVERTER NR 5. OPERATIONAL CHECKS WERE GOOD.

Part: WIRE HARNESS — BURNED (SIDEWALL LIGHT) · airframe 18,377 hrs · 13,804 cycles

MAF - FLIGHT 2179 THE CREW REPORTED AN ELECTRICAL BURNING ODOR AT ROW 6 AND 7. THE AIRCRAFT LANDED AT MAF WITHOUT INCIDENT WHERE CONTRACT MAINTENANCE INSPECTED THE AIRCRAFT AND PLACED THE SIDEWALL LIGHT AT ROW 6/7 ON MEL 33-20-00/1 CAT C CTL NR 137792, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE. ON 01/22/08 THE AIRCRAFT RON'D AT EWR WHERE MAINTENANCE REMOVED AND REPLACED THE LIGHT ASSEMBLY HARNESS AT ROW 6/7, OPERATIONALLY CHECKED WITH NO DEFECTS NOTED, REMOVED THE MEL, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: BATTERY — DISCHARGED (CABIN) · airframe 18,278 hrs · 13,748 cycles

DURING ROUTINE MAINTENANCE THE EMERGENCY AILSE PATH LIGHTING AND THE EXIT DOOR LIGHT WERE INOPERATIVE. MAINTENANCE INSPECTED AND REPLACED THE NR 3 EMERGENCY LIGHT BATTERY. OPERATIONAL CHECKS WERE GOOD.

Part: INVERTER — INOPERATIVE (CABIN) · airframe 18,097 hrs · 13,630 cycles

IAH - FLIGHT 2802, DURING PREFLIGHT INSPECTION, THE CREW REPORTED SOME EMERGENCY LIGHTS TO BE INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE NUMBER 6 EMERGENCY LIGHT INVERTER. OPERATIONALLY CHECKED WITH NO DEFECTS, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: ENGINE — FLAMED OUT (NR 1) · airframe 17,515 hrs · 13,212 cycles

CREW REPORTED ENGINE NR 1 FLAME-OUT. ACFT LANDED WITHOUT INCIDENT. EWR MX REMOVED AND REPLACED ENGINE NR 1 AND PERFORMED OPERATIONAL TEST SUCCESSFULLY. ACFT APPROVED TO RETURN TO SERVICE. MANUFACTURE PERFORMED ENGINE BREAK DOWN AND REPORTED THAT THE PRIMARY FAILED ITEM (PFI) WAS THE RADIAL DRIVE BEVEL PINION GEAR SHAFT, P/N 23061402 S/N GQ36716, ALSO KNOWN AS THE UPPER BEVEL GEAR. THE ENGINE SHUTDOWN DUE TO THE FRACTURE OF THE UPPER BEVEL GEAR. THE ROOT CAUSE OF THIS FRACTURE IS A VIBRATORY MODE (3DOC) IN THE GEAR WHICH CAUSES A CRACK AND SUBSEQUENT BREAKAGE. THE CORRECTIVE ACTION IS TO DAMPEN/ELIMINATE THE RESPONSE OF THE GEAR TO A KNOWN RESONANCE MODE NEAR THE OPERATING RANGE PER SB 72-339.

Part: UNKNOWN — ODOR (COCKPIT) · airframe 17,198 hrs · 12,978 cycles

CLE FLIGHT 2310 - THE CREW REPORTED A STRONG BURNING SMELL DURING THE ICE TEST. MAINTENANCE INSPECTED AND PERFORMED ANT-ICE OPERATIONAL CHECKS. NO DEFECTS WERE FOUND.

Part: SIGN — LOOSE (CABIN) · airframe 16,549 hrs · 12,503 cycles

FLT 2964 - EWR - CREW REPORTED EMERGENCY LIGHT SIGN ABOVE ROW 12 INOPERATIVE. EWER MX RESECURED EXIT SIGN AND PERFORMED OPERATIONAL TEST SUCCESSFULLY. ACFT WAS APPROVED TO RETURN TO SERVICE.

Part: INVERTER — INOPERATIVE (CABIN) · airframe 13,799 hrs · 10,385 cycles

DURING ROUTINE MAINTENANCE FOUND THE LT AND RT AFT OVERWING EMERGENCY LIGHTS NOT WORKING. MAINTENANCE REMOVED AND REPLACED THE NR 4 INVERTER IAW EMB 145 AMM 33-50-04 OPS CHECK GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: ODOR — DETECTED (CABIN) · airframe 13,130 hrs · 9,874 cycles

ICT - FLIGHT 3000, THE CREW REPORTED A STRONG ELECTRICAL SMELL IN THE CABIN AT SEAT 4BC DURING CRUISE. THE CREW DEACTIVATED THE CABIN LIGHTING AND LANDED AT ICT WITHOUT INCIDENT. MAINTENANCE INSPECTED THE AIRCRAFT, AND PLACED THE CABIN LIGHTING ON MEL, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: FLOOR SUPPORT — CRACKED (FR 28) · airframe 1,238 hrs · 9,289 cycles

SHV - DURING C-CHECK, THE LEFT OMEGA BEAM CRACKED AT SUPPORT ANGLE FRAME 28. MAINTENANCE REPAIRED LEFT OMEGA BEAM AT SUPPORT ANGLE FRAME 18 IAW EC5320-01261. THE AIRCRAFT WAS APPROVE FOR RETURN TO SERVICE.

Part: SKIN — DENTED (FR 19A-20) · airframe 1,238 hrs · 9,289 cycles

SHV - DURING C-CHECK, EXTERNAL FUSELAGE HAS A DENT BETWEEN FR 8-19A, STRINGER 11L-12L. MAINTENANCE REPAIRED EXTERNAL FUSELAGE DENT BETWEEN FS 18-19A, STRINGER 11L-12L IAW EC5330-01503. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: LIGHT — INOPERATIVE (PAX DOOR) · airframe 16,909 hrs · 14,822 cycles

IAH 0 FLIGHT 2749, DURING PRE-FLIGHT INSPECTION, THE CREW REPORTED THAT THE PAX DOOR EMERGENCY LIGHT WAS INOPERATIVE. MAINTENANCE INSPECTED THE AIRCRAFT, OPERATIONALLY CHECKED THE EMERGENCY LIGHTS WITH NO DEFECTS FOUND, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.(NOTE: NO PARTS WERE CHANGED OR FOUND DEFECTIVE)

Part: BATTERY PACK — DISCHARGED (EMERGENCY LIGHT) · airframe 10,875 hrs · 8,118 cycles

EWR - FLIGHT 2879, THE CREW REPORTED THAT THE EMERGENCY LIGHTS WOULD NOT STAY ON. MAINTENANCE REMOVED AND REPLACED THE NUMBER ONE EMERGENCY LIGHT BATTERY PACK, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: BATTERY PACK — DISCHARGED (EMERGENCY LIGHT) · airframe 10,875 hrs · 8,118 cycles

EWR - FLIGHT 2879, THE CREW REPORTED THAT THE EMERGENCY LIGHTS WOULD NOT STAY ON. MAINTENANCE REMOVED AND REPLACED THE NUMBER TWO EMERGENCY LIGHT BATTERY PACK, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: CHARGER — INOPERATIVE (EMERGENCY LIGHT) · airframe 10,490 hrs · 7,831 cycles

DURING PREFLIGHT INSPECTION THE CREW REPORTED THAT AN EXTERIOR EMERGENCY LIGHT WAS FOUND TO BE INOPERATIVE. MAINTENANCE INSPECTED THE AIRCRAFT AND MEL'D THE EXTERIOR EMERGENCY LIGHTS AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE. ON 11/29/04, IN IAH, MAINTENANCE REMOVED AND REPLACED THE NUMBER FOUR BATTERY EMERGENCY LIGHT BATTERY CHARGER, OPERATIONALLY CHECKED WITH NO DEFECTS. REMOVED THE MEL, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE. NOTE - THIS PART IS NOT TRACKED FOR TIMES & CYCLES.

Part: SMOKE — DETECTED (CABIN)

STL FLIGHT NR 2364 THE CREW REPORTED A STRONG ODOR/LIGHT SMOKE IN THE CABIN WITH BOTH APU BLEEDS AND ENGINE BLEEDS ON. MAINTENANCE INSPECTED AND PERFORMED OPERATIONAL CHECKS OF BOTH PACKS. NO DEFECTS WERE FOUND.

Part: SILL — CORRODED (CABIN) · corrosion level 2 · airframe 7,631 hrs · 5,618 cycles

DURING C CHECK THE RT SILL AT FRAME 19 WAS FOUND TO BE CORRODED. MAINTENANCE REMOVED THE DAMAGED AREA AND PERFORMED A DOUBLER REPAIR IAW EMB 145 SRM 53-21-10. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: STRINGER — GOUGED (FUSELAGE) · airframe 7,631 hrs · 5,618 cycles

DURING C CHECK STRINGER 19 RIGHT BETWEEN FRAMES 52 AND 53 WAS FOUND TO BE GOUGED. MAINTENANCE REMOVED THE DAMAGED AREA AND PERFORMED A DOUBLER REPAIR IAW EMB 145 SRM 53-24-02. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: FLOORBEAM — CORRODED (CABIN) · corrosion level 2 · airframe 7,631 hrs · 5,618 cycles

DURING C CHECK THE LEFT HAND FLOORBEAM AT FRAME 20 WAS FOUND TO BE CORRODED. MAINTENANCE REMOVED THE DAMAGED AREA AND PERFORMED A DOUBLER REPAIR IAW EMB 145 SRM 53-21-10 FIGURE 201 SHEET 2. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: STRINGER — GOUGED (FUSELAGE) · airframe 7,631 hrs · 5,618 cycles

DURING C CHECK STRINGER 19 LEFT BETWEEN FRAMES 52 AND 53 WAS FOUND TO BE GOUGED. MAINTENANCE REMOVED THE DAMAGED AREA AND PERFORMED A DOUBLER REPAIR IAW EMB 145 SRM 53-24-02. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: BUTTSTRAP — CORRODED (CABIN) · corrosion level 2 · airframe 7,631 hrs · 5,618 cycles

DURING C CHECK THE CENTER BUTTSTRAP BETWEEN FRAMES 18 AND 23 WAS FOUND TO BE CORRODED. MAINTENANCE REMOVED AND REPLACED THE AFFECTED BUTTSTRAP IAW EMB 145 SRM 51-40-02.THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: FLOORBEAM — CORRODED (FUSELAGE) · corrosion level 2 · airframe 7,631 hrs · 5,618 cycles

DURING C CHECK THE RAMP ANGLE ON THE LEFT HAND FLOORBEAM AT FRAME 20 WAS FOUND TO BE CORRODED. MAINTENANCE REMOVED AND REPLACED THE AFFECTED ANGLE IAW EMB 145 SRM 51-40-02. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: STRAP — CORRODED (CABIN) · corrosion level 2 · airframe 7,631 hrs · 5,618 cycles

DURING C CHECK THE AFT DIGITAL STRAP BETWEEN FRAMES 16 AND 18 WAS FOUND TO BE CORRODED. MAINTENANCE REMOVED AND REPLACED THE AFFECTED STRAP IAW EMB 145 SRM 51-40-02. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: FLOORBEAM — CORRODED (CABIN) · corrosion level 2 · airframe 7,631 hrs · 5,618 cycles

DURING C CHECK THE CENTER FLOORBEAM BETWEEN FRAMES 18 AND 22 WAS FOUND TO BE CORRODED. MAINTENANCE REMOVED AND REPLACED THE AFFECTED BEAM IAW EMB 145 SRM 51-40-02. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: STRAP — CORRODED (CABIN) · corrosion level 2 · airframe 7,631 hrs · 5,618 cycles

DURING C CHECK THE FORWARD STRAP WAS FOUND TO BE CORRODED. MAINTENANCE REMOVED THE DAMAGED AREA AND PERFORMED A DOUBLER REPAIR IAW EMB 145 SRM 53-21-10 FIGURE 203. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: STIFFENER — CHAFED (NR 1 NACELLE) · airframe 7,631 hrs · 5,618 cycles

DURING C CHECK THE NUMBER 1 ENGINE LOWER COWLING AFT STIFFENER WAS FOUND TO BE CHAFED. MAINTENANCE REMOVED AND REPLACED THE AFFECTED STIFFENER IAW EMB 145 SRM 51-40-02. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: STIFFENER — GOUGED (NR 2 NACELLE) · airframe 7,631 hrs · 5,618 cycles

DURING C CHECK THE NUMBER 2 LOWER COWLING AFT STIFFENER WAS FOUND TO BE GOUGED. MAINTENANCE REMOVED AND REPLACED THE AFFECTED STIFFENER IAW EMB 145 SRM 51-40-02. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: SILL — CORRODED (CABIN) · corrosion level 2 · airframe 7,631 hrs · 5,618 cycles

DURING C CHECK THE CARGO DOOR LOWER SILL BETWEEN FRAMES 65 AND 68 WAS FOUND TO BE CORRODED. MAINTENANCE REMOVED AND REPLACED THE AFFECTED SILL IAW EMB 145 SRM 51-40-02. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: BULB — BURNED OUT (CABIN)

IAH- DURING POSTFLIGHT THE CREW NOTED THAT THE EMERGENCY EXIT LIGHT OVERHEAD REAR WAS OUT.IAH- MAINTENANCE REMOVED AND REPLACED EMERGENCY LIGHT BULB, PERFORMED A OPERATIONAL CHECK, NO DEFECTS NOTED, AND, THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: APU — DEFECTIVE (APU BAY)

IAH- FLIGHT 3953 STRONG FUEL ODOR OBSERVED AFTER APU START, WHILE ON ENGINE BLEED SOURCE. IAH- MAINTENANCE INSPECTED THE AIRCRAFT AND THE AIRCRAFT WAS RELEASED IAW MEL. MAINTENANCE REMOVED AND REPLACED THE APU, PERFORMED AN OPERATIONAL CHECK OF THE APU. NO DEFECTS NOTED AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: ACM — FAILED (A/C BAY)

IAH - FLIGHT 4054, DURING TAXI THE CREW REPORTED SMOKE IN THE COCKPIT AND CABIN DURING TAXI. THE CREW SHUT DOWN THE NUMBER ONE PACK, AND RETURNED TO THE GATE WHERE MAINTENANCE PLACED THE NUMBER ONE PACK ON MEL 21-51-00 CONTROL NUMBER 012199, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE. THE AIRCRAFT RETURNED TO IAH ON FLIGHT 4175, WHERE MAINTENANCE REMOVED AND REPLACED THE NUMBER ONE AIR CYCLE MACHINE, REMOVED MEL CONTROL NUMBER 012199, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: UNKNOWN — ODOR (COCKPIT)

IAH - FLIGHT 3938, THE CREW REPORTED AN ELECTRIC ODOR IN THE CABIN AND COCKPIT DURING TAXI. THE AIRCRAFT RETURNED TO THE GATE WHERE MAINTENANCE INSPECTED THE AIRCRAFT, FOUND NO DEFECTS, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: UNKNOWN — ODOR (COCKPIT)

IAH - FLIGHT 4277 FROM OMA TO IAH, THE CREW REPORTED A STRONG FUEL SMELL IN THE COCKPIT AND CABIN AFTER STARTING THE APU IN FLIGHT. THE AIRCRAFT CONTINUED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE PERFORMED AN OPERATION CK ON THE APU, AND BOTH PACKS WITH NO DEFECTS NOTED. THE AIRCRAFT WAS THEN APPROVED FOR RETURN TO SERVICE.

Part: POWER SUPPLY — INOPERATIVE (CABIN)

IAH - FLT 4283 - DURING PREFLIGHT INSPECTION, THE CREW REPORTED THAT THE FORWARD SECTION EMERGENCY FLOOR PATH LIGHTING WOULD NOT EXTINGUISH. MAINTENANCE REMOVED AND REPLACED THE NR 2 EMERGENCY LIGHTING POWER SUPPLY UNIT IAW EMB145 AMM 33-50-04. THE AIRCRAFT WAS APPROVED FOR RETURN SERVICE. (M)