N845EX

Part: BRAKE ASSY — SMOKE (LT MLG) · airframe 35,953 hrs · 38,819 cycles

THE LEFT HAND INBOARD BRAKE ASSEMBLY WAS SMOKING AFTER GATE ARRIVAL. MAINTENANCE INSPECTED THE NR 2 BRAKE & TAXIED THE AIRCRAFT. NO DISCREPANCIES NOTED.

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHTS) · airframe 35,953 hrs · 38,819 cycles

THE RIGHT HAND FRONT EMERGENCY EXIT LIGHTING INOP. REMOVED AND REPLACED EMERGENCY BATTERY NR 2.

Part: SEQUENCE VALVE — MALFUNCTIONED (MLG) · airframe 32,543 hrs · 35,151 cycles

LEFT AND RIGHT AMBER MAIN GEAR DOOR LIGHTS STAY ON AFTER GEAR RETRACTION AND NOSE GEAR LIGHT, PERFORMED ALTERNATE GEAR EXTENSION. REMOVED AND REPLACED NOSE GEAR DOOR ACTUATOR AND MECHANICAL SEQUENCE VALVE. SWUNG GEAR SEVERAL TIMES.

Part: LANDING GEAR — MALFUNCTIONED (NOSE) · airframe 32,539 hrs · 35,146 cycles

DURING GEAR EXTENSION NOSE GEAR FAILED TO COME DOWN. C/W ALTERNATE NOSE EXTENSION. CYCLED GEAR WITH AIRCRAFT ON JACKS NO DEFECTS NOTED, GEAR OPERATED NORMALLY.

Part: VALVE — FAULTY (CABIN TEMP) · airframe 27,444 hrs · 29,676 cycles

RETURNED TO FIELD DUE TO ENGINE BLEEDS CAUSING HOT AIR TO ENTER THE AIRCRAFT REGARDLESS OF ENVIROMENTAL SETTINGS. MAINTENANCE REMOVED AND REPLACED THE TEMPERATURE TRIM VALVE. SYSTEM OPERATIONAL CHECK AND LEAK CHECK GOOD. AIRCRAFT RETUNED TO SERVICE.

Part: SEQUENCE VALVE — FAILED (MLG) · airframe 26,501 hrs · 28,731 cycles

FLIGHT 3691, ON APPROACH TO SYR, THE NOSE LANDING GEAR WOULD NOT EXTEND NORMALLY. AFTER ATTEMPTING FLIGHT MANEUVERS TO EXTEND THE GEAR, THE ALTERNATE EXTENSION SYSTEM WAS USED AND THE AIRCRAFT LANDED SAFELY. MAINTENANCE DISCOVERED AN INOPERATIVE NOSE DOOR SEQUENCING VALVE AND REPLACED IT. THE AIRCRAFT WAS TEST FLOWN AND RETURNED TO SERVICE.

Part: RELAY — FAILED (NLG) · airframe 26,501 hrs · 28,731 cycles

ON APPROACH, NLG WOULD NOT EXTEND NORMALLY. AFTER ATTEMPTING FLT MANEUVERS TO EXTEND GEAR, ALTERNATE EXTENSION SYSTEM WAS USED & A/C LANDED SAFELY. MAINT DISCOVERED AN INOPERATIVE NOSE DOOR SEQUENCING VALVE & REPLACED IT. A/C TEST FLOWN & RETURNED TO SERVICE. ON APPROACH, SAME CONDITION EXISTED. ONCE A/C ARRIVED, MAINT R&R NOSE GEAR DOOR ACT, DUE TO ACT BYPASSING ON DOWN SIDE. A/C OPS CHECKED & RETURNED TO SERVICE. LATER THAT DAY, HAD SAME DISCREPENCY. MAINT R&R 3261-K7 RELAY & RETURNED A/C TO SERVICE. NO DISCREPENCIES TO DATE.

Part: CONNECTOR — DISCONNECTED (EMERGENCY LIGHT) · airframe 26,099 hrs · 28,304 cycles

MAINTENANCE DISCOVERED 5 EMERGENCY LIGHTS AT ROW 4 WERE INOPERATIVE AND THE DOOR EMERGENCY LIGHTS FLICKER OFF. ALL 6 EMERGENCY LIGHT BATTERIES WERE REPLACED. AIRCRAFT RETURNED TO SERVICE. 04 OCTOBER, MDT-FLIGHT NR 3725.CREW REPORTED TWO EMERGENCY LIGHTS WERE OUT ON THE RIGHT CABIN WALL. MAINTENANCE RELAMPED FORWARD EMERGENCY LIGHTS ON THE RIGHT HAND WALL. ALSO FOUND WAS THE CONNECTOR WAS OFF OF THE AFT EMERGENCY LIGHT AND 4 FLOOR LIGHTS WERE INOPERATIVE. FUSE IN POWER SUPPLY WAS REPLACED AT POSITION 200. OPERATIONAL CHECK WAS GOOD. AIRCRAFT WAS RETURNED TO SERVICE.

Part: LIGHT — DAMAGED (SEAT 2DF) · airframe 26,079 hrs · 28,283 cycles

DURING ROUTINE MAINTENANCE VISIT AN EMERGENCY FLOOR LIGHT WAS FOUND TO BE OUT AT SEAT 2DF. A NEW LIGHT ASSEMBLY WAS RESPLICED INTO WIRING USING ENVIROMENTAL SPLICES. OPERATIONAL CHECK WAS GOOD. AIRCRAFT WAS RETURNED TO SERVICE.

Part: POWER SUPPLY — INOPERATIVE (POSITION 500) · airframe 25,991 hrs · 28,195 cycles

CREW REPORTED THAT THE EMERGENCY LIGHTING FOR SEAT 1F WAS BURNT OUT FOR BOTH THE SIDE WALL AND AT THE FLOOR LEVEL LIGHTING. MAINTENANCE TROUBLESHOT THE SYSTEM AND FOUND THAT SEVERAL BULBS WERE BURNT OUT AND THAT THE POSITION 500 POWER SUPPLY WAS AT FAULT. THE EMERGENCY LIGHT FORWARD RIGHT HAND POWER SUPPLY AND 5 BULBS WERE REPLACED. AIRCRAFT WAS RETURNED TO SERVICE.

Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHT) · airframe 25,731 hrs · 27,910 cycles

CREW REPORTED EMERGENCY LIGHTS ON FLOOR AT ROW 4 HAS SEVERAL LIGHT BULBS BAD. MAINTENANCE TROUBLESHOT SYSTEM AND FOUND POWER SUPPLY 33-52-PS2 TO BE BAD IN RIGHT FORWARD OVERHEAD POSITION. RIGHT FORWARD OVERHEAD EMERGENCY LIGHT POWER SUPPLY WAS REPLACED. OPERATIONAL CHECK WAS GOOD.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 25,728 hrs · 27,909 cycles

DURING C INSPECTION A FLOOR SUPPORT FLANGE AT THE RT INBOARD SEAT TRACK LOCATION WAS FOUND CORRODED BETWEEN STATION 182.0 AND 270.5. CORROSION WAS REMOVED IN ACCORDANCE WITH THE DEHAVILLAND DASH 8 STRUCTURAL REPAIR MANUAL 51-20-11. AREA WAS REINSPECTED AND FOUND TO BE BEYOND DAMAGE LIMITS OF REPAIR DRAWING RD8-53-1339 FROM STATION 182.0 TO 270.5. THE RIGHT INBOARD SEAT TRACK SECTION WAS REPAIRED IN ACCORDANCE WITH DEHAVILLAND REPAIR DRAWING RD8-53-3074. AIRCRAFT RETURNED TO SERVICE.

Part: CONTROL BOX — DEFECTIVE · airframe 24,835 hrs · 27,003 cycles

ORF-FLIGHT#3555. CREW REPORTED EMERGENCY LIGHTS WILL NOT CYCLE OFF. LIGHTS WORK PROPERLY WITH POWER INTERRPTION. MAINTENANCE REPLACED THE EMERGENCY LIGHT CONTROL BOX. OPERATIONAL CHECK WAS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: SELECTOR VALVE — INTERMITTENT (ONLY) · airframe 24,561 hrs · 26,705 cycles

LGA-FLIGHT#3695. CREW REPORTED GEAR WOULD NOT RETRACT. GEAR RECYCLED, THEN GEAR RETRACTED. MAINTENANCE REPLACED GEAR SELECTOR VALVE IN ACCORDANCE WITH DEHAVILLAND DASH 8 MAINTENANCE MANUAL. AFTER PERFORMING SEVERAL GEAR RETRACTIONS AND EXTENSIONS OPERATIONAL CHECK AND LEAK CHECK WAS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: SELECTOR VALVE — INOPERATIVE (ONLY) · airframe 24,092 hrs · 26,236 cycles

ROC-LGA FLIGHT#3862. CREW REPORTED DURING FINAL APPROACH GEAR HANDLE SELECTED DOWN, GEAR DID NOT COME DOWN AND 3 RED UNSAFE LIGHTS ILLUMINATED. ALTERNATE EXTENSION PERFORMED, AND FLEW BY TOWER TO VISUALLY VERIFY GEAR DOWN. AIRCRAFT LANDED WITH OUT INCIDENT. MAINTENANCE PERFORMED PSEU SELF TEST, TARGET TEST, AND CLEANED ALL PROXIMITY SENSORS. LANDING GEAR SELECTOR VALVE WAS REPLACED. OPERATIONAL CHECK AND LEAK CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: STRUT — BROKEN (OBL) · airframe 23,521 hrs · 25,642 cycles

DURING A LEVEL INSPECTION LEFT OUTBOARD AFT ENGINE STRUT WAS FOUND BROKEN. ENGINE STRUT WAS REPLACED IN ACCORDANCE WITH DEHAVILLAND DASH 8 MAINTENANCE MANUAL 71-20-00. AIRCRAFT RETURNED TO SERVICE.

Part: WIRE — CRUSHED (CABIN) · airframe 23,105 hrs · 25,220 cycles

DURING ROUTINE MAINTENANCE VISIT 10TH RED EMERGENCY LIGHT ON FLOOR FOUND INOPERATIVE. INSPECTION REVEALED CRUSHED LEAD WIRE TO LAMP. WIRE REPAIRED USING SPLICE. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: LINK — WORN (NLG) · airframe 21,716 hrs · 23,722 cycles

DURING FLEET INSPECTION OF NOSE LANDING GEAR FOR WEAR IN THE TRAILING ARM LINK ASSEMBLY, FOUND TRAILING ARM LINK LOWER BUSHING AND PIN WORN. TRAILING ARM LINK AND PIN REPLACED IN ACCORDANCE WITH COMPONENT MAINTENANCE MANUAL 32-20-01. SHOCK STRUT SERVICED, OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: GENERATOR — FAILED (LEFT) · airframe 21,182 hrs · 23,122 cycles

PWM-LGA FLIGHT#3738. CREW REPORTED WHILE AT 6,000 FT OVER HVN AIRPORT #2 ENGINE D.C. GENERATOR HOT LIGHT ILLUMINATED. #2 GENERATOR TURNED OFF, THEN NUMBER TWO ENGINE EXPERIENCED TORQUE AND PROP VIBRATION. THE NUMBER TWO ENGINE SHUT DOWN AND SECURED. FLIGHT DIVERTED TO HVN, SINGLE ENGINE LANDED WITHOUT FURTHER INCIDENCE. MAINTENANCE INSPECTED #2 STARTER/GENERATOR #2 A.C. GENERATOR.ALSO CHECKED #2 ENGINE COMPRESSOR AND PROPELLER FOR FREEDOM OF MOVEMENT. MAINTENANCE ALSO CHECKED THE #1 STARTER/GENERATOR AND FOUND IT INOPERATIVE. #1 STARTER GENERATOR REPLACED. DURING GROUND RUN OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: POWER SUPPLY — POWER LOSS (POSITION 300) · airframe 21,039 hrs · 22,964 cycles

BGM- DURING ROUTINE MAINTENANCE VISIT FORWARD TOP LEFT EGRESS LIGHT FOUND TO BE VERY DIM. EMERGENCY LIGHT POWER SUPPLY CONTROL BOX AND BATTERY PACK FOR POSITION 300 REPLACED. EMERGENCY LIGHTS OPERATIONAL CHECK GOOD.

Part: WINDSHIELD — MALFUNCTIONED (COCKPIT) · airframe 17,873 hrs · 19,533 cycles

EN ROUTE FROM ISP TO PHL, FLIGHT 3976 DIVERTED INTO ACY WHEN THE CREW NOTICED A STRONG ELECTRICAL SMELL IN THE COCKPIT. MAINTENANCE INSPECTED AND FOUND THE CAPTAINS WINDSHIELD AT FAULT. REMOVED AND REPLACED WINDSHIELD IAW DHC PROCEDURES, OPERATIONAL CHECK PROVED SATISFACTORY. AIRCRAFT WAS RETURNED TO SERVICE.

Part: CONNECTOR — FAILED (NR 1 ENGINE)

DURING CRUISE FLIGHT FROM BE TO DCA, CREW NOTICED THE NR 1 ENGINE OIL PRESSURE INDICATED 35 PSI FOR 30 SECONDS. NO OIL PRESSURE LIGHT ILLUMINATED. CREW SECURED THE NR 1 ENGINE AND DIVERTED INTO BWI. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE TROUBLESHOT AND FOUND ELECTRICAL CONNECTOR 7700-J1 AT FAULT. REMOVED AND REPLACED CONNECTOR. AIRCRAFT WAS RAN AND OPERATIONALLY CHECKED GOOD.

Part: SPRING — DETACHED (PAX DOOR)

PASSENGER DOOR WOULD NOT CLOSE. MAINTENANCE INSPECTED AND FOUND THE FLIP UP FLOOR BOARD SPRING DETACHED. REATTACHED SPRING, OPERATIONAL CHECK GOOD.