N11548

Part: ENGINE — FAILED (NR 2) · airframe 38,571 hrs · 29,631 cycles

THE CREW REPORTED AN UINCOMMANDED SHOUTDOWN OF THE NR 2 ENGINE DURING FLIGHT. THE AIRCRAFT RETURNED TO DEPARTURE WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED THE ENGINE, OPERATIONALLY TESTED WITH NO DEFECTS, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: WIRE — BROKEN (EMERGENCY LIGHT) · airframe 37,978 hrs · 29,143 cycles

THE AISLE EMERGENCY LIGHT STRIP BETWEEN SEATS 8A - 9A WAS FOUND TO HAVE A BROKEN WIRE. REMOVED AND REPLACED THE EMERGENCY LIGHT STRIP, OPS TESTED WITH NO DEFECTS, THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: FRAME — DAMAGED (FRM 62) · airframe 37,794 hrs · 28,991 cycles

FRAME 62 DAMAGED BETWEEN STRINGERS 4R & 5R. REMOVED AND REPLACED THE DAMAGED SECTION OF THE FRAME. RETURNED TO SERVICE

Part: FUSE — BLOWN (EMERGENCY LIGHTS) · airframe 37,794 hrs · 28,991 cycles

EMERGENCY LIGHT ON COCKPIT CEILING PANEL 225CTC INOPERATIVE. REMOVED AND REPLACED THE FUSE IN THE NR 1 EMERGENCY LIGHT BATTERY TRAY. OPS CHECKED GOOD.

Part: FRAME — DAMAGED (FUSELAGE) · airframe 37,794 hrs · 28,991 cycles

A/C IS IN FOR A C-CHECK INSPECTION WHEN THE INSPECTOR FOUND FRAME 62 DAMAGED BETWEEN STRINGER 4R AND 5R. MAINTENANCE R&R THE DAMAGED SECTION OF FRAME 62 AT STR. 5R TO 1R IAW SRM 53-00-04. ALL WORK COMPLETED AND WILL BE RELEASED AT THE END OF THE CHECK.

Part: DRAG ANGLE — CRACKED (VERTICAL STAB) · airframe 35,949 hrs · 27,538 cycles

DURING AN A CHECK INSPECTION, THE RIGHT VERTICAL STAB DRAG ANGLE WAS FOUND TO BE CRACKED AT FRAME 76, MAINTENANCE REMOVED AND REPLACED THE AFFECTED DRAG ANGLE, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: SKIN — CRACKED (FRAME 75) · airframe 35,949 hrs · 27,538 cycles

DURING AN A CHECK INSPECTION, THE RIGHT AFT FUSELAGE SKIN WAS FOUND TO HAVE A 20MM CRACK AT FRAME 75 STRINGER 1R, MAINTENANCE PERFORMED A DOUBLER REPAIR TOP THE AFFECTED AREA, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: LAMP — INOPERATIVE (EMERGENCY LIGHT) · airframe 35,715 hrs · 27,366 cycles

DURING ROUTINE MAINTENANCE, THE RIGHT AFT EXTERNAL EMERGENCY LIGHT WAS FOUND INOPERATIVE. MAINTENANCE REPLACED THE LAMPS. OPS CHECKED GOOD.

Part: SKIN — GOUGED (NOT REPORTED) · airframe 36,908 hrs · 28,281 cycles

DURING MAINTENANCE INSPECTION, THE AIRCRAFT SKIN WAS FOUND TO BE GOUGED UNDER THE GPU DOOR. MAINTENANCE CUT OUT THE DAMAGE AND INSTALLED A DOUBLER AND FILLER REPAIR, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: CHARGER — INOPERATIVE (EMERGENCY LIGHTS) · airframe 34,312 hrs · 26,258 cycles

DURING MAINTENANCE INSPECTION, THE AFT OVERWING EMERGENCY LIGHTS WERE FOUND INOPERATIVE. MAINTENANCE R & R THE NR 4 BATTERY CHARGER ASSY WITH OPS CHECK GOOD. ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: BATTERY — DISCHARGED (EMERGENCY LIGHTS) · airframe 32,546 hrs · 24,828 cycles

THE CREW REPORTED EMERGENCY LIGHTS WERE INOPERATIVE AT ROW 18. MAINTENANCE REPLACED THE NR 4 EMERGENCY LIGHT BATTERY. OPS CHECKS WERE GOOD.

Part: OUTFLOW VALVE — FAULTY · airframe 31,310 hrs · 23,849 cycles

CREW REPORTED LOSS OF PRESSURIZATION AND CABIN ALTITUDE EXCEEDED 10000 FT ALONG WITH O2 MASKS DEPLOY. MAINTENANCE R & R THE PNUEMATIC OUTFLOW VALVE AND MANUAL PRESSURE CONTROLLER WITH OPS CHECK GOOD. ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHTS) · airframe 30,956 hrs · 23,567 cycles

BOTH OF THE AFT EXTERIOR EMERGENCY LIGHTS AND LAST TWO EMERGENCY FLOOR PATH LIGHTS WERE FOUND INOPERATIVE. MAINTENANCE R & R THE NR 4 EMERGENCY LIGHT SYSTEM BATTERY PACK WITH OPS CHECK GOOD. ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: A/C PACK — SMOKE (NR 2) · airframe 29,208 hrs · 22,210 cycles

THE CREW REPORTED NR 2 PACK INOPERATIVE. WHEN RUNNING, SMOKE IN CABIN. MAINTENANCE INSPECTED AND PERFORMED OPS CHECKS. NO DEFECTS OR SMOKE NOTED.

Part: VALVE — FAULTY (CABIN PRESSURE) · airframe 28,967 hrs · 22,016 cycles

PILOT REPORTED BLEED VALVE NR 2 CLOSED ADVISORY MESSAGE PRESENT DURING CLIMBOUT, HIGH ALTITUDE WARNING PRESENT AT 17,000 FT, UNABLE TO REMAIN PRESSURIZED, DESCENDED TO 10,000FT TO REMAIN PRESSURIZED. MX R & R NR 1 HIGH STAGE VALVE, PRESSURE SWITCH, AND THE DIGITAL PRESSURE CONTROLLER WITH PRESSURIZATION CHECKED GOOD. ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: BULB — BLOWN (EMERGENCY LIGHT) · airframe 28,752 hrs · 21,855 cycles

DURING MX INSPECTION THE CEILING EMERGENCY LIGHT ABOVE SEAT ROW 12BC WAS FOUND INOPERATIVE. MX R & R THE 12BC LIGHT ASSY BULB WITH OPS CHECK SUCCESSFUL. ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: LAMP — INOPERATIVE (EMERGENCY LIGHT) · airframe 26,415 hrs · 20,047 cycles

DURING A-CHECK INSPECTION, IT WAS FOUND THAT THE LT OVERWING AND ROW 12 EMERGENCY LIGHTS WERE INOPERATIVE. MX R & R THE LIGHT BULBS IN BOTH THE LT OVERWING AND ROW 12 EMERGENCY LIGHTS WITH OPS CHECKS SUCCESSFUL. ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: SEAL — DAMAGED (PAX DOOR) · airframe 26,019 hrs · 19,709 cycles

CABIN ALTITUDE CLIMBED TO 11900 IN AUTO MODE, AND CONTINUED IN MANUAL MODE TO 12100. DIVERTED. MX FOUND CARGO DOOR SEAL DAMAGED, REMOVED AND INSTALLED CARGO DOOR SEAL WITH INSERTION REPAIR IAW AMM 52-00-04. PRESSURIZATION OPS CHECKED GOOD IAW AMM 21-30-00. ACFT APPROVED FOR RETURN TO SERVICE.

Part: GCU — FAULTY (APU) · airframe 25,796 hrs · 19,517 cycles

THE CREW REPORTED SMOKE IN THE COCKPIT & SPARKS COMING OUT OF APU STARTER GENERATOR APU OUTLET. MAINTENANCE REPLACED THE APU GENERATOR CONTROL UNIT AND REPLACED THE APU STARTER GENERATOR. OPS CHECKS WERE GOOD.

Part: STIFFENER — CRACKED (APU FIREWALL) · airframe 25,091 hrs · 18,968 cycles

DURING A-CHECK INSPECTION, APU FIREWALL WAS FOUND TO BE CRACKED AT THE TOP OF THE RT VERTICLE STIFFENER. MX PERFORMED A DOUBLER REPAIR, AND THE ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: FIREWALL — CRACKED (APU BAY) · airframe 25,091 hrs · 18,968 cycles

DURING A-CHECK INSPECTION, THE APU FIREWALL WAS FOUND TO BE CRACKED ON THE RT STIFFENER. MX PERFORMED A DOUBLER REPAIR AND THE ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: SKIN — DENTED (FUSELAGE) · airframe 25,091 hrs · 18,968 cycles

DURING A-CK INSPECTION, A DENT WAS FOUND IN THE LT REAR FUSELAGE BETWEEN FRAMES 77 AND 78 AND STRINGERS 15L & 16L. MX PERFORMED A DOUBLER REPAIR, AND THE ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 24,116 hrs · 18,272 cycles

DURING ROUTINE MX, THE AFT AISLE PATH EMERGENCY LIGHT STRIP WAS FOUND INOPERATIVE. MX REPLACED THE AFT EMERGENCY LIGHT STRIP. OPS CHECKS WERE GOOD.

Part: CONTROLLER — INTERMITTENT (EMERGENCY LIGHTS) · airframe 23,981 hrs · 18,171 cycles

THE CREW REPORTED THAT DURING FLIGHT THE CABIN EMERGENCY LIGHTS ILLUMINATED INTERMITTENTLY. THE ACFT LANDED WITHOUT INCIDENT WHERE MX REPLACED THE EMERGENCY LIGHT CONTROLLER, OPERATIONALLY TESTED THE SYS AND CLEARED THE DISCREPANCY.

Part: LIGHT — MALFUNCTIONED (CABIN) · airframe 23,810 hrs · 18,050 cycles

THE CREW REPORTED THE EMERGENCY LIGHTS COME ON IN NORMAL POSITION. MX INSPECTED AND REPLACED RELAY KO275, REPLACED NR 2 AND NR 4 EMERGENCY LIGHT BATTERY CHARGERS AND REPLACED NR 1, 2, 3, 4 EMERGENCY LIGHT BATTERIES. OPS CHECKED GOOD.

Part: CONTROL MODULE — FAULTY (EMERGENCY LIGHTS) · airframe 23,796 hrs · 18,038 cycles

THE CREW REPORTED THE EMERGENCY EXIT LIGHTS WOULD NOT TURN OFF. MX INSPECTED AND REPLACED THE EMERGENCY LIGHT CONTROL MODULE AND THE NR 2 EMERGENCY LIGHT BATTERY.

Part: LIGHT — INTERMITTENT (CABIN) · airframe 23,796 hrs · 18,038 cycles

THE CREW REPORTED THE CABIN EMEREGENCY LIGHTS COME ON INTERMITENTLY. MX INSPECTED AND PERFORMED OPS CHECK OF THE EMERGENCY LIGHTS. NO DEFECTS FOUND.

Part: DIODE — FAILED (EMERGENCY LIGHT) · airframe 23,757 hrs · 18,007 cycles

DURING ROUTINE MX INSPECTION, IT WAS DISCOVERED ALL THE EMERGENCY LIGHTS ILLUMINATED WITH SWITCH IN THE ARM POSITION. MX R & R DIODE CR0220 AND THE F/A CONTROL PANEL IAW WM 28-23-50 AND 25-27-09 WITH OPS CHECKED SUCCESSFULLY. ACFT WAS APPROVED FOR RETURNED TO SERVICE.

Part: CONTROL MODULE — FAULTY (EMERGENCY LIGHT) · airframe 23,752 hrs · 18,003 cycles

WHEN THE EMERGENCY LIGHT SWITCH WAS SELECTED TO THE "ARM" POSITION THE EMERGENCY LIGHTING ILLUMINATED. MX REPLACED THE EMERGENCY LIGHT CONTROL MODULE, OPERATIONALLY TESTED THE SYS AND CLEARED THE DISCREPANCY.

Part: CONTROLLER — MALFUNCTIONED (WINDSHIELD) · airframe 23,565 hrs · 17,862 cycles

FLIGHT CREW SMELLED SMOKE. REMOVED AND REPLACED WINDSHIELD HEATER CONTROLLER IAW EMB 145 30-42-01. OPS CHECK GOOD.

Part: PROXIMITY SWITCH — FAULTY (RT INBD SPOILER) · airframe 22,276 hrs · 16,861 cycles

CREW REPORTED A SPOILER FAIL MESSAGE IN LEVEL CRUISE FLIGHT, THEN PERFORMED THE CFM CHECK LIST AND THE MESSAGE CONTINUED WITH A NOTED CHANGE IN OPEN/CLOSED MESSAGE FREQUENCY ON EICAS DISPLAY. NO CHANGES WITH OPEN/CLOSED MESSAGES ON DESCENT OR LANDING WERE NOTED. ACFT LANDED WITHOUT INCIDENT WHERE MX R & R RT INBD SPOILER PROXIMITY SWITCH. OPS CHECKS WERE PERFORMED AND THE DISCREPANCY WAS CLEARED.

Part: CONNECTOR — CORRODED (RT SPOILER) · airframe 22,276 hrs · 16,861 cycles

THE CREW REPORTED A TAKEOFF CONFIG WARNING MESSAGE FOR SPOILERS OPEN ON TAKEOFF ROLL.SPOILERS THEN KEPT ALTERNATING OPEN/CLOSED. THE CREW ABORTED TAKEOFF. MX INSPECTED AND REPLACED RT INBD SPOILER PROXIMITY SWITCH CONNECTOR. THE CONNECTOR WAS CORRODED AND WIRE WAS BROKEN AT PIN C. OPS CHECKS WERE GOOD.

Part: ELECTRONIC UNIT — INOPERATIVE (ZONE 100) · airframe 21,908 hrs · 16,601 cycles

OMA - FLIGHT 3044, THE CREW REPORTED A LANDING GEAR AIR/GRND FAIL EICAS MESSAGE AND THE GEAR WOULD NOT RETRACT ON CLIMB. THE AIRCRAFT RETURNED TO OMA WHERE IT LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS SUBSEQUENTLY FERRIED TO MCI WHERE MAINTENANCE REMOVED AND REPLACED THE LGEU, OPERATIONALLY TESTED WITH NO DEFECTS, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: BATTERY — OVERTEMP (NR 2) · airframe 20,235 hrs · 15,329 cycles

FLIGHT 3073 - GRR - FLIGHT CREW REPORTED NR 2 MAIN BATTERY OVERTEMP INDICATION ON EICAS. CREW LANDED ACFT UNEVENTFULLY. MX REMOVED AND REPLACED NR 2 MAIN BATTERY AND PERFORMED OPERATIONAL CHECK SUCCESSFULLY. ACFT WAS APPROVED TO RETURN TO SERVICE.

Part: WIRE — FAULTY · airframe 18,511 hrs · 14,093 cycles

YYZ - FLT 2305 - THE CREW REPORTED A BAG SMOKE WARNING MESSAGE ON THE EICAS. MAINTENANCE INSPECTED AND RELEASED THE AIRCRAFT IAW MEL 26-15-00. MAINTENANCE REPAIRED WIRE SPLICE SP5189. OPERATIONAL CHECKS WERE GOOD.

Part: SMOKE DETECTOR — FALSE ACTIVATION (CARGO BAY) · airframe 18,448 hrs · 14,044 cycles

FLIGHT 2897 - YQB - FLIGHT CREW REPORTED BAG SMOKE INDICATION ON EICAS. MX RESET THE SYSTEM AND PERFORMED OPERATIONAL CHECK SUCCESSFULLY. ACFT WAS APPROVED TO RETURN TO SERVICE.

Part: SMOKE WARNING — FALSE ACTIVATION (COCKPIT) · airframe 18,427 hrs · 14,029 cycles

CAE - FLIGHT 2622, THE CREW REPORTED A BAG SMOKE INDICATION. THE CREW PLACED THE BAGGAGE SMOKE DETECTOR ON MEL. THE AIRCRAFT SUBSEQUENTLY LANDED AT IAH WHERE MAINTENANCE INSPECTED THE AIRCRAFT AND OPERATIONALLY TESTED THE BAGGAGE SMOKE DETECTORS ALL WITH NO DEFECTS NOTED. REMOVED THE MEL. AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: RADAR — DEFECTIVE (WEATHER RADAR) · airframe 22,562 hrs · 16,822 cycles

TYS - AIRCRAFT DIVERTED INTO TYS FROM CLE DUE TO RADAR FAILING IN FLIGHT. A/C WAS SWAPPED TO ANOTHER A/C AND CONTINUED ON. MAINTENANCE REMOVED AND REPLACED THE WEATHER RTA ASSEMBLY IAW EMB 145 AMM 34-42-01. OPS CHECK GOOD AND WAS RELEASED BACK TO SERVICE.

Part: SMOKE DETECTOR — MALFUNCTIONED (CARGO BAY) · airframe 17,749 hrs · 13,516 cycles

THE CREW REPORTED A BAGGAGE SMOKE DETECTION LIGHT REMAINS ON. MX CONFIRMED NO SMOKE AND PLACED ON MEL 26-15-00. FLT NR 2600 MX RESET BAGGAGE SMOKE DETECTOR. OPS CHECKS WERE GOOD AND REMOVED FROM MEL.

Part: SMOKE DETECTOR — MALFUNCTIONED (CARGO BAY) · airframe 17,554 hrs · 13,520 cycles

TYS FOR IAH - THE BAGGAGE SMOKE DETECTOR LIGHT REMAINS ON ALL THE TIME. THE AIRCRAFT WAS RELEASED IAW MEL 26-15-00 CAT (C) CONTROL NUMBER 171219.

Part: FRAME SPLICE — CORRODED (FUSELAGE) · airframe 17,685 hrs · 13,468 cycles

TYS - AIRCRAFT CURRENTLY IN A C-CHECK STATUS, INSPECTION FOUND CORROSION AT FR 65 UNDER CARGO SEAL. MAINTENANCE REPAIRED FR 65 UNDER CARGO SEAL IAW EC 5330-01458. ALL WORK WAS ACCOMPLISHED AND WILL BE RELEASED AT THE END OF THE CHECK.

Part: SILL — CORRODED (CARGO BAY) · airframe 17,685 hrs · 13,468 cycles

TYS - AIRCRAFT CURRENTLY GOING INTO C-CHECK, INSPECTION FOUND THE CARGO SILL CORRODED. MAINTENANCE REMOVED AND REPLACED THE CARGO SILL IAW EMB 145SRM 51-40-02. ALL WORK ACCOMPLISHED AND WILL BE RELEASED AT THE END OF THE C-CHECK.

Part: THRESHOLD — CORRODED (FUSELAGE) · airframe 17,685 hrs · 13,468 cycles

TYS - DURING C-CHECK CORROSION WAS FOUND UNDER THE PAX DOOR THRESHOLD. SMALL SURFACE CORROSION WAS BLENDED OUT AND PRIMED AND PAINTED IAW EMB 135/145 SRM 51-10-03 AND CPM 51-21-04, 05, AND 06.

Part: SILL — CORRODED (FUSELAGE) · airframe 17,685 hrs · 13,468 cycles

TYS - DURING C-CHECK CORROSION WAS FOUND AT THE LT WALL FLOOR SILL AT FRAME 30 TO FRAME 35. THE SILL WAS REMOVED AND REPLACED IAW EMB 135/145 SRM 51-40-02.

Part: SILL — CORRODED (FUSELAGE) · airframe 17,685 hrs · 13,468 cycles

TYS - DURING C-CHECK THE LT FLOOR SILL UNDER FRAME 18 WAS FOUND CORRODED. THE LT FLOOR SILL WAS REMOVED AND REPLACED IAW EMB 135/145 SRM 51-40-02.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · airframe 17,685 hrs · 13,468 cycles

TYS - DURING C-CHECK, CORROSION WAS FOUND ON THE LT OMEGA BEAM AT NUT PLATE AT PAX DOOR ENTRY WAY. THE AREA WAS REPAIRED IAW EC5320-01449. A/C STILL IN C-CHECK.

Part: POWER SUPPLY — DISCHARGED (CABIN) · airframe 17,308 hrs · 13,196 cycles

RIC MX - DURING ROUTINE MAINTENANCE, MX FOUND EMERGENCY LIGHT OUT ON 12A, 12B AND CENTER AISLE INOPERATIVE. MX REMOVED AND REPLACED EMERGENCY BATTERY SUPPLY ASSY AND PERFORMED OPERATIONAL CHECK SUCCESSFULLY. AIRCRAFT WAS APPROVED TO RETURN TO SERVICE.

Part: STRUT — LOW (NLG) · airframe 17,146 hrs · 13,071 cycles

IAH - FLIGHT 2414 - THE CREW REPORTED A LANDING GEAR AIR GROUND FAIL MESSAGE ON EICAS AFTER TAKEOFF. THE AIRCRAFT RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED THE AIRCRAFT AND TROUBLESHOT IAW EMB 145 FIM. THE NOSE LANDING GEAR STRUT WAS SERVICED, OPERATIONAL TESTS PERFORMED WITH NO DEFECTS, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: PROXIMITY SENSOR — DEFECTIVE (NLG) · airframe 17,145 hrs · 13,070 cycles

IAH - FLIGHT 2304, THE CREW REPORTED A LANDING GEAR AIR GROUND FAIL MESSAGE AFTER TAKEOFF. THE AIRCRAFT RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED THE NLG WEIGHT ON WHEELS PROXIMITY SENSOR, OPERATIONALLY TESTED WITH NO DEFECTS, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: INVERTER — INOPERATIVE (EMERGENCY LIGHTS) · airframe 15,082 hrs · 11,627 cycles

LCH - DURING MAINTENANCE INSPECTION THE NR 2 & NR 3 AISLE PATH LIGHT STRIPS WERE FOUND TO BE INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE NR 3 EMERGENCY LIGHT INVERTER, OPERATIONALLY CHECKED WITH NO DEFECTS, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: SEAL — LEAKING (NLG) · airframe 13,326 hrs · 10,439 cycles

IAH - FLIGHT 2593, AFTER LIFTOFF THE CREW REPORTED A LANDING GEAR AIR/GROUND FAILURE. THE AIRCRAFT RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE REPACKED & SERVICED THE NOSE LANDING GEAR, OPERATIONALLY CHECKED WITH NO DEFECTS NOTED. AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: CHARGER — INOPERATIVE (EMERGENCY LIGHTS) · airframe 12,968 hrs · 10,182 cycles

DURING A ROUTINE MX INSPECTION, IT WAS FOUND THAT THE AFT AISLE EMERGENCY LIGHT WAS INOPERATIVE. MAINTENANCE REMOVED AND REPLACED NR 4 EMERGENCY BATTERY CHARGER. OPERATIONAL CHECK GOOD. A/C APPROVED FOR RETURN TO SERVICE.

Part: PROXIMITY SWITCH — DEFECTIVE (NLG) · airframe 12,752 hrs · 10,020 cycles

CLE FLIGHT 2705 THE CREW REPORTED LOUD VIBRATION WHEN LANDING GEAR WAS RAISED. CREW AIR RETURNED TO CLE. MAINTENANCE INSPECTED AND FOUND NOSE LANDING GEAR UPLOCK BOX PROX SWITCH DEFECTIVE. PROX SWITCH WAS REMOVED AND REPLACED.

Part: RELAY — FAILED (COCKPIT) · airframe 7,374 hrs · 5,797 cycles

TYS, AIRCRAFT DECLARED AN EMERGENCY LANDING FOR ENGINE 1 THRUST REVERSER, DISAGREE IN FLIGHT (MESSAGE WENT AWAY WHEN THE LANDING GEAR WAS LOWERED) AND LANDING GEAR AIR/GRD FAIL ON EICAS IN FLIGHT (MESSAGE WENT AWAY AT TOUCH DOWN). MAINTENANCE REMOVED AND REPLACED RELAYS KO453, KO352 AND KO353 IAW 20-13-03, OPS CHECKED GOOD. AIRCRAFT RELEASED TO SERVICE.

Part: SWITCH — DIRTY (MLG) · airframe 6,778 hrs · 5,287 cycles

CLE FLIGHT 2056 THE CREW REPORTED AFTER TAKEOFF THE LEFT GEAR WOULD NOT RETRACT. MAINTENANCE INSPECTED AND CLEANED THE LEFT GEAR PROXIMITY SWITCHES. OPERATIONAL CHECKS WERE GOOD.

Part: BATTERY — DISCHARGED (EMERGENCY LIGHT) · airframe 6,624 hrs · 5,163 cycles

DURING SCHEDULED MAINTENANCE THE NR 2 EMERGENCY LIGHT BATTERY PACK WAS FOUND TO HAVE LOW VOLTAGE. THE AFFECTED BATTERY WAS REMOVED AND REPLACED, THE LIGHTING SYSTEM OPERATIONALLY TESTED AND THE DISCREPANCY CLEARED.

Part: SIGN — INOPERATIVE (EMERGENCY EXIT) · airframe 4,362 hrs · 3,416 cycles

SHV- DURING C-CHECK THE FORWARD CEILING EMERGENCY EXIT SIGN WOULD NOT ILLUMINATE DURING AN OPERATIONAL CHECK. MAINTENANCE REMOVED AND REPLACED THE ELECTROLUMINESCENT LAMP. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: FLOORBEAM — CORRODED (FUSELAGE) · corrosion level 2 · airframe 4,362 hrs · 3,416 cycles

DURING C CHECK THE LT OMEGA BEAM WAS FOUND TO BE CORRODED AT FRAME 20. MAINTENANCE REMOVED THE DAMAGED AREA AND PERFORMED A SHIM AND FILLER REPAIR IAW EMB 145 SRM 53-21-10. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: STIFFENER — GOUGED (FUSELAGE) · airframe 4,362 hrs · 3,416 cycles

DURING C CHECK STRINGER REINFORCEMENT 19L AT FRAME 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: WARNING LIGHT — ILLUMINATED (GROUND PROX)

THE CREW NOTED GROUND PROX ALERT TOO LOW GEAR AT 600 FEET ON APPROACH. THE APPROACH WAS ABORTED. THE CREW PERFORMED A MANUAL OVERRIDE OF THE GEAR, AS PRECAUTION. VERIFIED THE GEAR WAS DOWN AND LOCKED AND LANDED WITHOUT INCIDENT. MAINTENANCE VERIFIED ALL LANDING GEAR GROUND PROX SWITCHES WERE SECURE, NO DEFECTS NOTED. CHECKED THE PILOTS CMC FOR MESSAGES, NONE NOTED. THE AIRCRAFT WAS RELEASED IAW MEL. MAINTENANCE PERFORMED A OPERATIONAL CHECK OF THE LANDING GEAR AND THE GPWS SYSTEM, NO DEFECTS NOTED. REMOVED THE MEL FOR THE GPWS SYSTEM.

Part: BLADE — DIRTY (NR 1 ENGINE) · airframe 3,031 hrs · 2,345 cycles

CREW REPORTED ON POST FLIGHT FOUND TAR ON FAN BLADES OF NR 1 ENGINE. MAINTENANCE PERFORMED INSPECTION FOR FOD ON THE NR 1 ENGINE FAN BLADES, FAN BYPASS VANES. FOUND TAR RESIDUE PASSED CLEAR OF INTERNAL SURFACES. CLEANED FAN BLADES AND FAN BYPASS VANES. PERFORMED BOROSCOPE INSPECTION OF THE COMPRESSOR SECTION IAW REFERENCE AE3007 MM 72-30-00-200-801, UP TO AND INCLUDING INLET GUIDE VANES. FOUND NO EVIDENCE OF FOD INGESTION. AIRCRAFT RETURNED TO SERVICE.

Part: SEALANT — LOOSE (WINDOW)

IAH- ON CLIMB THE CREW NOTED THAT THE FO'S DV WINDOW SEALANT WAS FLAPPING ON THE FUSELAGE, THE AIRCRAFT RETURNED TO IAH, LANDED WITHOUT INCIDENT. MAINTENANCE IN CLE PERFORMED A REPAIR TO THE FIRST OFFICER'S DIRECT VISION WINDOW SEALANT. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: CONNECTOR — DIRTY (GALLEY)

CREW REPORTED STRONG SMELL OF ELECTRICAL BURNING FORWARD CABIN/FORWARD GALLEY. MAINTENANCE INSPECTED AND FOUND BURNT COFFEE POT CONNECTOR. AIRCRAFT RETURNED TO SERVICE. AIRCRAFT ARRIVED IN MAINTENANCE BASE, MAINTENANCE CLEANED COFFEE POT CONNECTOR AND OPS CHECKED COFFEE POT GOOD.