N285TW

Part: UNKNOWN — MALFUNCTIONED (LANDING GEAR) · airframe 25,584 hrs · 19,230 cycles

ON APPROACH IN TO KYIP THE LANDING GEAR WAS SELECTED DOWN WITH ONLY 3 RED LIGHTS ILLUMINATED, PILOT REPORTED IT DID NOT SOUND LIKE THE GEAR HAD EXTENDED AND CONTACTED TOWER TO DO A FLYBY AND WAS TOLD THEY DID NOT SEE THE GEAR EXTENDED. LANDING GEAR EMER EXTENSION PROCEDURE 'A' WAS PERFORMED PER THE AFM WITH THE GEAR EXTENDED AND ALL INDICATIONS NORMAL. AIRCRAFT LANDED WITHOUT INCIDENT.

Part: MOTOR — INTERMITTENT (TE FLAPS) · airframe 23,659 hrs · 17,780 cycles

TOOK OFF FROM RUNWAY 30, TAKEOFF NORMAL AT 400 FT, V2 + 20 SELECTED FLAPS ZERO. FLAPS STAYED AT 15 DEGREES. CLIMBED TO 4000 FT MSL. ATTEMPTED TO IDENTIFY PROBLEM AND FOUND FLAPS WOULD NOT EXTEND PAST 15 DEGREES. CONTACT TOWER AND ASKED FOR LONGEST RUNWAY. TOWER DECLARED EMERGENCY UNREQUESTED BY FLT CREW. LANDED WITHOUT INCIDENT. MAINTENANCE DISCOVERED INTERMITTENT FAILURE OF THE FLAP DRIVE MOTOR. FLAP DRIVE MOTOR/GEAR REDUCTION UNIT REPLACED IAW MM 27. OPERATIONS CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: UPLOCK SWITCH — FAULTY (NLG) · airframe 22,939 hrs · 17,283 cycles

CLIMBOUT GTR GEAR UNSAFE LIGHT UPON GEAR RETRACTION. CREW PERFORMED PROCEDURES PER MANUAL. LANDING UNEVENTFUL IN GTR. AIRCRAFT MOVED TO ADS UNDER FAA SPECIAL FLIGHT PERMIT FOR REPAIR. MAINTENANCE FOUND FAULTY SWITCH IN NOSE GEAR UP LOCK. REPLACED FAULTY SWITCH IN UP LOCK ASSY. NO FURTHER ACTION REQUIRED.

Part: ATTACH FITTING — CORRODED (FUSELAGE) · airframe 22,773 hrs · 17,160 cycles

DURING TANK AND PLANK INSPECTION THE LT AND RT WING TO FUSELAGE ATTACH FITTINGS WERE DISCOVERED TO HAVE MINOR CORROSION ON THE LOWER OB SURFACE. THE WINGS WERE DEMATED TO INSURE THAT CORROSION HAD NOT MIGRATED TO BETWEEN THE WING TO FUSELAGE ATTACH FITTINGS. CORROSION WAS EVALUATED BY ENGINEERING AND AN ENGINEERING INSTRUCTION WAS ISSUED. CORROSION WAS WORKED IAW THE ENGINEERING INSTRUCTION. NO FURTHER ACTION REQUIRED. [CLOSED]

Part: DOOR — OPEN (CARGO) · airframe 22,329 hrs

DEPARTED RWY, CLIMBING TO 9500 FT CARGO DOOR OPENED. CREW DECLARED AN EMERGENCY & RETURNED, LANDING NORMAL. INSPECTION FOUND CARGO DOOR SUSTAINED DAMAGED DURING EVENT ABOVE. ACFT FERRIED TO MX FOR REPAIRS. MX REPAIRED DAMAGE TO DOOR CAP & SURROUNDING SKIN IAW DER INSTRUCTIONS. OPS/RIGGING CHECK OF DOOR LOCK MECHANISHM REVEALED NO DESCREPANCIES. FOUND CHANNEL CRACKED & REPAIRED. AFTER REPAIR PERFORMED GROUND PRESSURIZATION CHK & FOUND SAT. A REVIEW OF EVENTS PRIOR TO DOOR OPENING REVEALED CHANNEL CRACK COULD HAVE BEEN PRE-EXISTING ALLOWING DOOR TO FLEX UNDER CABIN PRESSURE ENOUGH TO DISENGAGE FROM FORWARD LOCK & DISENGAGE ALL LOCKS. ACFT RTS. [CLOSED]

Part: UPLOCK SWITCH — FAILED (MLG) · airframe 20,860 hrs · 15,780 cycles

AIRCRAFT DIVERTED. PILOTS REPORTED THAT THE GEAR WOULD RETRACT BUT THE GEAR DOORS WOULD NOT CLOSE. MAINTENANCE FOUND RT GEAR UPLOCK SWITCH BAD. REPLACED SWITCH, OPS CHECK GOOD. <CLOSED>.

Part: CONTROLLER — MALFUNCTIONED (CABIN PRESSURE) · airframe 20,797 hrs · 15,727 cycles

AIRCRAFT DEPARTED ADS CLIMBING THROUGH 10,000 FT CABIN DID NOT PRESSURIZE. ALL SWITCHES CHECKED NORMAL. AIRCRAFT RETURNED TO ADS FOR MAINTENANCE. LANDING NORMAL.

Part: PUMP — FAILED (LT ENGINE) · airframe 20,759 hrs · 15,698 cycles

ON DESCENT INTO CHS, AIRCRAFT LOST OIL PRESSURE IN NR 1 ENGINE. CREW INITIATED ENGINE SHUTDOWN PROCEDURES. DECLARED EMERGENCY, LANDED AT CHS UNEVENTFUL.

Part: SWITCH — OUT OF ADJUST (CARGO DOOR) · airframe 20,683 hrs · 15,644 cycles

PILOT REPORTED MAIN CARGO DOOR LIGHT CAME ON AND CABIN PRESS DUMPED, RETURNED TO DEPARTURE AIRPORT FOR MAINTENANCE. MAINTENANCE ADJUSTED SWITCH AND OPS CHECKED AIRCRAFT AND SYSTEM, RETURNED AIRCRAFT TO SERVICE. (CLOSED)

Part: LATCH — LEAKING (CABIN DOOR) · airframe 20,139 hrs · 15,225 cycles

PILOT REPORTED SEMI- RAPID DECOMPRESSION AT FL290 SIMULTANEOUSLY WITH DOOR LIGHT, AFTER RAPID DESCENT WAS INITIATED TO 10,000FT, AFTER APPROX 7 OR 8 MINUTES THE CABIN BEGAN PRESSURIZING. AIRCRAFT WAS DIVERTED TO ADS FOR MAINTENANCE. WILL UPDATE REPORT AFTER MAINTENANCE. RIGGED DOOR LATCH AND SWITCHES ON CARGO DOOR IAW AVDOOR MANUAL.

Part: LINE — BROKEN (CABIN PRESSURE) · airframe 20,072 hrs · 15,177 cycles

PILOT REPORTED CABIN ALTITUDE INDICATING HIGH, CYCLED PRESSURIZATION VALVES, RETURNED TO DEPARTURE AIRPORT FOR MAINTENANCE, REPAIRED BROKEN PRESSURIZATION LINE IAW / FALCON MM. RETURN AIRCRAFT TO SERVICE.

Part: CONTROL PANEL — FAILED (COCKPIT) · airframe 19,744 hrs · 14,934 cycles

PILOT REPORTED DURING CLIMB AT FL290 ELECTRICAL SMOKE IN COCKPIT REQUESTED RETURN TO DEPARTURE AIRPORT ADS, ISOLATED NR 1 ELECTRICAL SYSTEM AND SMOKE DECREASED, REMAINDER OF FLIGHT UNEVENTFUL. WILL UPDATE THIS REPORT AFTER MAINTENANCE. REMOVED AND REPLACED FAILURE WARNING PANEL. OPS CHECK GOOD.

Part: CONNECTOR — DIRTY (OIL TEMP IND) · airframe 19,663 hrs · 14,876 cycles

PILOT REPORTED OIL TEMP INDICATION ON LT ENGINE HIGHER THAN NORMAL, PILOT RETURNED TO DEPARTURE AIRPORT. MAINTENANCE REMOVED AND CLEANED OIL TEMP CONNECTOR PLUG RESEATED AND OPS CHECKED NORMAL.

Part: LINE — LOOSE (BLEED AIR) · airframe 19,654 hrs · 14,869 cycles

PILOT REPORTED ODOR OF BURNING WIRES , RETURN TO DEPARTURE AIRPORT. MAINTENANCE FOUND LOOSE BLEED AIR LINE BEHIND CO-PILOT RADIO RACK, GROUND RUN CHECK GOOD.

Part: GYRO — FAILED (COCKPIT) · airframe 19,447 hrs · 5,772 cycles

AIRCRAFT DEPARTED AND PILOT DIRECTIONAL GYRO STOPPED MOVING, AIRCRAFT DIVERTED FOR MAINTENANCE, REMOVED AND REPLACED LEFT DIRECTIONAL GYRO, AIRCRAFT RETURN TO SERVICE.

Part: SQUAT SWITCH — MALFUNCTIONED (LANDING GEAR) · airframe 19,134 hrs · 14,467 cycles

AIRCRAFT CLIMBING OUT OF LIT EN ROUTE TO DET AIRCRAFT STARTED TO DEPRESSURIZE, LEVELED OFF STILL WOULD NOT HOLD CABIN. DIVERTED TO MEM. REMOVED AND REPLACED RT SQUAT SWITCH AND ALTITUDE CONTROLLER, GROUND CK GOOD. RETURNED AIRCRAFT TO SERVICE.