N17524

Part: CARBON SEAL — LEAKING (NR 1 ENGINE) · airframe 20,454 hrs · 18,750 cycles

ACFT WAS IN FLIGHT WHEN CREW RECEIVED MESSAGE ON EICIAS OF ENGINE LOW OIL PRESSURE AND A AMBER LIGHT OF 3 QUARTS. ENGINE FAILURE, PRECAUTIONARY ENGINE SHUTDOWN WAS PERFORMED. MAINTENANCE FOUND THE NR 1 ENGINE GENERATOR NR 1 MAGNETIC CARBON SEAL LEAKING AND REPLACED IAW AMM 24-31-01. OPS CHECK AND LEAK CHECK WAS GOOD AND RELEASED BACK TO SERVICE.

Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHTS) · airframe 19,933 hrs · 18,040 cycles

DURING MAINTENANCE INSPECTION, BOTH THE LT AND RT OVERWING EMERGENCY EXIT LIGHTS WERE FOUND TO BE INOPERATIVE. MAINTENANCE R & R THE NR 4 EMERGENCY LIGHT BATTERY PACK POWER SUPPLY, OPS TESTED WITH NO DEFECTS, AND THE ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 18,784 hrs · 16,403 cycles

DURING ROUTINE CHECK THE NR 4 EMERGENCY PROXIMITY LIGHT STRIP WAS FOUND TO BE INOPERATIVE. MX R & R THE DEFECTIVE LIGHT STRIP IAW AMM 33-50-12. THE ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHTS) · airframe 18,348 hrs · 15,847 cycles

DURING MX INSP, BOTH THE LT AND RT WING EMERGENCY LIGHTS WERE FOUND TO BE INOPERATIVE. MX R & R THE NR 4 EMERGENCY LIGHT POWER SUPPLY, OPS TESTED WITH NO DEFECTS, AND THE ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: HEAT EXCHANGER — MALFUNCTIONED (NR 1 ACM) · airframe 17,386 hrs · 14,406 cycles

THE CREW REPORTED THAT PACK 1 WAS UNUSUALLY LOUD AND SHUTS DOWN ON ITS OWN, AND WHEN OPERATING, A TOXIC ODOR IS PRESENT. MX INSPECTED THE ACFT AND PLACED THE NR 1 PACK ON MEL 21-51-00-2, AND THE ACFT WAS APPROVED FOR RETURN TO SERVICE. MX R & R THE LT DUAL HEAT EXCHANGER, OPS AND LEAK CHECKED WITH NO DEFECTS NOTED, AND THE ACFT WAS APPROVED FOR RETURN TO SERVICE.

Part: SIGN — INOPERATIVE (EMERGENCY LIGHT) · airframe 16,495 hrs · 13,523 cycles

MX REPORTED THE EMERGENCY EXIT LIGHT ABOVE THE F/A SEAT WAS INOPERATIVE. MX REPLACED THE EXIT MARKING SIGN. OPS CHECKED GOOD.

Part: BLEED AIR SYS — CONTAMINATED · airframe 15,336 hrs · 12,615 cycles

IAH - FLIGHT 2127, THE CREW REPORTED A LAV SMOKE INDICATION DURING DEPARTURE. THE AIRCRAFT RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED THE AIRCRAFT, AND DETERMINED THE CAUSE TO BE RESIDUAL OIL IN THE BLEED AIR SYSTEM FROM PREVIOUS ENGINE CHANGE. THE SYSTEM WAS CLEANED, OPERATIONALLY CHECKED WITH NO DEFECTS, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: ENGINE — LEAKING (RIGHT) · airframe 15,336 hrs · 12,614 cycles

IAH - FLIGHT 2725, THE CREW REPORTED SMOKE IN THE LAV AND CARGO COMPARTMENT ON LANDING. THE CREW DISCHARGED BOTH FIRE BOTTLES, AND THE AIRCRAFT WAS EVACUATED. MAINTENANCE INSPECTED THE AIRCRAFT, AND REMOVED AND REPLACED THE NUMBER TWO ENGINE, OPERATIONALLY CHECKED WITH NO DEFECTS, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · airframe 14,009 hrs · 11,582 cycles

SHV - DURING C-CHECK MAINTENANCE FOUND CENTER OMEGA BEAM WITH CORROSION AT FRAME 20. MAINTENANCE REPAIRED CENTER OMEGA BEAM AT FRAME 20 IAW EMB 145 SRM 51-40-02. AIRCRAFT WAS APPROVED TO RETURN TO SERVICE.

Part: FLOOR SUPPORT — CORRODED (CABIN) · airframe 8,991 hrs · 7,762 cycles

SHV DURING C-CHECK LT OMEGA BEAM AT FR 24 ARE CORROED. MAINTENANCE REPAIRED LT OMEGA BEAM IAW EMB 145 SRM 53-22-10.THE AIRCRAFT WAS APPROVE TO RETURN FOR SERVICE.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · airframe 8,991 hrs · 7,762 cycles

SHV-DURING C-CHECK THE CENTER OMEGA BEAM AT FR 20 HAS VARIOUS AREAS OF CORROSION. MAINTENANCE REMOVE AND REPLACED CENTER OMEGA BEAM AT FR 18-23 IAW EMB 145 SRM 51-40-02.AIRCRAFT WAS APPROVE FOR RETURN TO SERVICE.

Part: FITTING — WORN (RUDDER) · airframe 8,991 hrs · 7,762 cycles

SHV C-CHECK RUDDER NR 2 UPPER HINGE BRACKET IS WORN. MAINTENANCE REMOVED AND REPLACED RUDDER NR 2 UPPER HINGE BRACKET IAW EC 5540-01028.THE AIRCRAFT WAS APPROVED TO RETURN FOR SERVICE.

Part: CONTROL UNIT — INOPERATIVE (MLG) · airframe 7,966 hrs · 6,938 cycles

IAH - FLIGHT 2893, THE CREW REPORTED THAT THE LANDING GEAR WOULD NOT RETRACT. THE AIRCRAFT RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED THE LGEU (LANDING GEAR ELECTRONIC UNIT), OPERATIONALLY CHECKED WITH NO DEFECTS, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: SENSOR — FAULTY (BLEED AIR SYS) · airframe 5,656 hrs · 5,030 cycles

TYS, AIRCRAFT DIVERTED INTO TYS FOR A BLEED 1 OVERTEMP. MAINTENANCE REMOVED AND REPLACED THE FAN AIR CONTROL SENSOR, OPERATIONAL CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: INVERTER — INOPERATIVE (CABIN)

CLE FLIGHT NR 2138 THE CREW REPORTED THE FRONT EMERGENCY LIGHT DID NOT ILLIMINATE. MAINTENANCE INSPECTED AND REPLACED THE NR 1 INVERTER. OPERATIONAL CHECKS WERE GOOD.

Part: CONTROLLER — ERRATIC (CABIN) · airframe 4,140 hrs · 3,708 cycles

PILOTED WAS IN A CLIMB OUT OF TYS WHEN THE PRESSURIZATION ICIAS MESSAGE WENT INOPERATIVE. THE CREW RETURN TO TYS AND MAINT. R & R THE PRESSURE CONTROLLER, OPS CHECK WAS GOOD IAW EMB 145 MM 21-31-00. AIRCRAFT WAS REL. AND NO FURTHER PROBLEMS OCCURED.

Part: ANGLE — CORRODED (FUSELAGE) · airframe 4,140 hrs · 3,708 cycles

DURING A SCHEDULED 1-C INSPECTION THE RAMP ANGLE IN THE CENTER GALLEY AREA WAS FOUND CORRODED. MAINT. R & R THE RAMP ANGLE IAW 51-40-02.ALL WAS C/W AND WILL BE REL. UPON COMPLETION OF ALL WORK.

Part: BEAM — CORRODED (FUSELAGE) · airframe 4,140 hrs · 3,708 cycles

DURING A SCHEDULED 1-C INSPECTION THE OMEGA BEAM WAS FOUND CORRODED. MAINT CUT OUT CORRODED AREA, FAB. ANGLE, FILLER, SHIMS AND INSTALLED IAW 135/145/SRM-53-21-10. ALL WORK WAS ACCOMPLISHED AND WILL BE REL. UPON COMPLETION OF ALL WORK.

Part: CONTROLLER — INOPERATIVE (DIGITAL PRESSURE)

DURING FLIGHT AUTO PRESSURIZATION FAILED. MANUAL WOULD NOT STOP CABIN CLIMBING TO 14,000 FEET. MASKS DROPPED. MAINTENANCE REMOVED AND REPLACED THE DIGITAL PRESSURE CONTROLLER, PERFORMED A OPERATIONAL CHECK, NO DEFECTS NOTED, THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: FCU — FAILED (TE FLAPS)

CLE FLIGHT 3228 THE CREW REPORTED A FLAP FAIL MESSAGE WHEN FLAPS SELECTED. THE CREW DECLEARED A EMERGENCY AND LANDED IN CLE WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE FLAP ELECTRONIC CONTROL UNIT. OPERATIONAL CHECKS WERE GOOD.

Part: RELAY — INTERMITTENT (RT.RELAY PANEL)

IAH- FLIGHT 3959,THE CREW NOTED THAT THE AIRCRAFT HAS A LIGHT TO MODERATE VIBRATION IN CLIMB (290 KIAS) THROUGH CRUISE (320KIAS). FELT IN FLOORBOARD, AND, SEAT IN COCKPIT. NO VIBRATION NOTED ON YOKE. IAH- MAINTENANCE INSPECTED THE FORWARD INLET AIRFLOW SHUTOFF VALVE,AND, FOUND THE VALVE TO BE INTERMITTENT. REMOVED AND REPLACED RELAY K0039 FOR SHUTOFF VALVE TEMP CONTROL. PERFORMED A OPERATIONAL CHECK, NO DEFECTS NOTED, AND, THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: RECEPTACLE — BURNED (GALLEY)

CLE FLIGHT 3178 THE CREW REPORTED BURNING SMELL FROM THE HOT JUG IN THE GALLEY. MAINTENANCE INSPECTED AND REPLACED THE HOT JUG RECEPTACLE. OPERATIONAL CHECKS WERE GOOD.

Part: ACTUATOR — DEFECTIVE (NLG DOOR)

CLE- DURING FLIGHT 3177 THE CREW NOTED THAT THE "LDG GEAR AIR GRD FAIL" ILLUMINATED WHEN GEAR SELECTED DOWN, DISAPPEARS WHEN "3 GREEN"SHOW. CLE- MAINTENANCE REMOVED AND REPLACED THE RIGHT HAND NOSE GEAR DOOR ACTUATOR, PERFORMED A OPERATIONAL CHECK OF THE LANDING GEAR SYSTEM,NO DEFECTS NOTED,AND, THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: SHUTOFF VALVE — DEFECTIVE

CLE FLIGHT 3283 THE CREW REPORTED AT SLOW SPEEDS THE BRAKES WOULD STICK,JERK,AND VIBRATE.MAINTENANCE INSPECTED AND REPLACED THE OUTBOARD BRAKE SHUT OFF VALVE.OPERATIONAL CHECKS WERE GOOD.THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: FIREWALL — CRACKED (FUSELAGE)

CLE MAINTENANCE DURING ACCOMPLISHMENT OF SB 145-49-009 AND 145-49-0018 MAINTENANCE FOUND THE APU FIREWALL WAS CRACKED. THE AIRCRAFT WAS RELEASED IAW EMBRAER AUTHORIZATION GST 2647/01. MAINTENANCE REPLACED THE APU FIREWALL. OPERATIONAL CHECKS WERE GOOD OF THE APU.