N231LN

Part: FUSE — CORRODED (CABIN)

CLL - FLT 3924 - EMERGENCY LIGHTS INOPERATIVE. FOUND CORROSION ON 23LN EMERGENCY BATTERY POWER SUPPLY FUSES. CLEAN FUSE SOCKETS, RAI ALL 4 FUSES. OPERATION CHECK OF FLIGHTS (CABIN) GOOD. PERFORMED IAW AMM. (M)

Part: FUSE — FAILED (CABIN)

LAX - FLT 3112 - EMERGENCY LIGHTS OVER ROW 14 INOPERATIVE. DEFERRED PER MEL 33-5-13, NR 050036 CAT C. FOUND FUSELAGE 82LN BLOWN, REMOVED AND REPLACED IT. OPS CHECK GOOD IAW AMM 33-50-00, MEL RESTORED. (M)

Part: BULB — INOPERATIVE (ROW 14)

DFW - FLT 3342 - FOUND EMERGENCY FLOOR LIGHTING AT ROW 14 INOPERATIVE. REMOVED AND REPLACED BULB. OPS CHECK GOOD. (M)

Part: BULB — FAILED (SEAT 12)

DFW - FLT 3935 - EMERGENCY LIGHTS INOPERATIVE AT SEAT 12C. REMOVED AND REPLACED BULB AT SEAT 12C. OPS CHECK GOOD. (M)

Part: BULB — FAILED (ROW 8A)

DFW - FLT 3906 - EMERGENCY FLOOR PROXIMITY LIGHT AT ROW 8A DOES NOT ILLUMINATE. REMOVED AND REPLACED BULB. OPERATIONAL CHECK GOOD. (M)

Part: PDU — FAILED (RT WING)

WHEN LANDING GEAR RETRACTED, THREE GREEN AND UNSAFE LIGHTS ALL ILLUMINATED. CYCLED LANDING GEAR, GREEN LIGHTS WENT OUT BUT THE UNSAFE LIGHT REMAINED ON. REMOVED AND REPLACED RIGHT POWER DISTRIBUTION UNIT. PERFORMED GEAR RETRACTION AND EXTENSION CHECKS WITH NO FURTHER DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE. (M)

Part: BULB — FAILED (SEAT 14A)

DFW - FLT 5070 - EMERGENCY LIGHT ABOVE SEAT 14A DOES NOT ILLUMINATE. REMOVED AND REPLACED BULB. OPERATIONAL CHECK GOOD. (M)

Part: CONTROL ASSY — DEFECTIVE (LANDING GEAR)

DURING LANDING GEAR RETRACTION, THE INTRANSIT LIGHT DOES NOT ILLUMINATE. DURING GEAR EXTENSION THE INTRANSIT DOES ILLUMINATE. REPLACED LANDING GEAR CONTROL ASSEMBLY AND PREFORMED LANDING GEAR CHECKS.

Part: LAMP — FAILED (RT MLG)

DURING PREFLIGHT, CREW NOTED A STRONG BURNED ELECTRONIC SMELL. MAINTENANCE INSPECTED THE FLIGHT DECK, QUADRANT, CIRCUIT BREAKER PANELS, LIGHTS AND CONVERTERS. FOUND THE RIGHT MAIN LANDING GEAR DOWN AND LOCKED LAMP TO BE BURNT AND SHORTED. THE RECEPTICLE AND LAMP CONTACTS WERE CLEANED AND THE BULB WAS REPLACED.

Part: HANDLE COVER — LOOSE (EMER EXIT)

RIGHT FRONT EMERGENCY EXIT HANDLE COVER CAME UNDONE. MAINTENANCE INSTALLED EXIT HANDLE COVER AND LOCK WIRED WITH BREAK AWAY WIRE.

Part: SMOKE DETECTOR — FAILED TEST (LAVATORY)

DURING PREFLIGHT, THE LAVATORY SMOKE DETECTOR FAILED TO TEST. THE SMOKE DETECTOR WAS DEFERRED IAW THE MEL 26-2-1. THE PROBLEM COULD NOT BE DUPLICATED AND THE MEL WAS CLEARED.

Part: BRAKES — MALFUNCTIONED (LANDING GEAR)

CREW REPORTED POOR BRAKING ACTION WITH HEAVY FOOT PRESSURE REQUIRED. DURING STATIC TEST AFTER LANDING BRAKES WERE UNABLE TO HOLD AT 50 PERCENT ENGINE POWER. MAINTENANCE PERFORMED FULL POWER RUNS WITH NO DISCREPANCIES NOTED, COULD NOT DUPLICATE PROBLEM.

Part: LAMP — FAILED (CABIN)

ONE EMERGENCY LIGHT ON CABIN FLOOR DOES NOT ILLUMINATE WITH THE OTHER LIGHTS. REPLACED LAMP.

Part: BULB — FAILED (LT MLG)

LEFT MAIN LANDING GEAR DOWN AND LOCKED LIGHT FAILED TO ILLUMINATE AFTER GEAR EXTENSION. EMERGENCY WAS DECLARED AND THE AIRCRAFT LANDED WITHOUT INCIDENT. INDICATOR LIGHT BULBS WERE REPLACED. THE AIRCRAFT ABORTED THE FOLLOWING TAKEOFF WHEN THE LEFT OVERWING EMERGENCY EXIT OPENED DURING TAKEOFF. MAINTENANCE CLOSED THE EXIT AND LOCK WIRED THE EXIT HANDLE COVER WITH BREAKAWAY COPPER WIRE. THE RIGHT WING EXIT HANDLE AND COVER BREAKAWAY WIRE WAS ALSO FOUND TO BE BROKEN, SUSPECT BOTH COVERS WERE PULLED ON THE INBOUND LANDING. AIRCRAFT WAS RELEASED TO SERVICE WITH NO FURTHER PROBLEMS.

Part: SMOKE DETECTOR — DIRTY (LAVATORY)

LAVATORY SMOKE LIGHT ILLUMINATED DURING PASSENGER BOARDING. MAINTENANCE CLEANED THE SMOKE DETECTOR.

Part: SMOKE DETECTOR — DIRTY (CARGO COMPT)

CARGO SMOKE LIGHT ILLUMINATED AFTER TAKEOFF, THE AIRCRAFT RETURNED TO FIELD WITHOUT INCIDENT. MAINTENANCE CLEANED BOTH CARGO SMOKE DETECTORS AND RERACKED THE WARNING ELECTRONIC UNIT.

Part: DETECTOR — DIRTY (CARGO COMPT)

CREW REPORTED INTERMITTENT CARGO SMOKE WARNING LIGHT WITH TRIPLE STROKE CHIME, ONLY WHEN BLEEDS ARE OFF. CLEANED FWD AND AFT CARGO SMOKE DETECTORS IAW SMM 2613, FCK GOOD.

Part: ENGINE — FLAMED OUT (LEFT)

DURING DESCENT FROM 17000 FT TO 15000 FT WITH TORQUE AT 60 PERCENT AND BEING SLIGHTLY RETARDED TO 55 PERCENT, THE LEFT ENGINE FLAMED OUT WITH A LOUD BANG. ALL GAUGES INDICATED FLAME-OUT. AUTO RELIGHT ENGAGED AND THE ENGINE RELIT AND RETURNED TO NORMAL. DURIING THE RETARDATION OF LEFT POWER LEVER AT 55 PERCENT TO 50 PERCENT THE CREW REPORTED A TORQUE SURGE OF APPROXMATELY 5 PERCENT WITH AUDIBLE ENGINE FULX. THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE CLEANED THE LEFT ANTI-ICE VALVE AND PERFORMED AN ENGINE COMPRESSOR WASH. THE ENGINE WAS BORESCOPE, INSPECTED WITH NO DEFECTS FOUND. THE AIRCRAFT WAS RETURNED TO SERVICE WITH NO FURTHER PROBLEMS REPORTED.

Part: HYD LINE — CRACKED (FUSELAGE)

PILOT REPORTED, ON TAXI THE HYDRAULIC LIGHT CAME ON, LOST ALL HYDRAULIC FLUID AND LOST BRAKING EFFECTIVENESS. AIRCRAFT WAS TOWED BACK TO THE GATE. UPON INVESTIGATION REPLACED THE HYDRAULIC LINE BETWEEN THE PUMP AND FILTER UNIT, SERVICED THE HYDRAULIC SYSTEM AND RETURNED THE AIRCRAFT TO SERVICE.