N39TW
Operators of this aircraft
Who operated this tail, and how firmly we know it.
No operator established for this aircraft.
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
Service Difficulty Reports filed with the FAA for this airframe. Filing is largely voluntary — the number of reports is not a measure of reliability. To verify a report, search its control number at the FAA SDRS site.
6 reports on file, 2005-06-16 – 2006-01-11.
Part: SELECTOR VALVE — INTERMITTENT (NG HYD SYS)
NOSE GEAR UNSAFE LIGHT REMAINED ILLUMINATED UPON GEAR RETRACTION. CREW RECYCLED GEAR AND ALL LIGHTS EXTINGUISHED. MAINTENANCE INSPECTED LANDING GEAR SYSTEM AND FOUND NOSE LANDING GEAR TO BE LAGGING DURING OPERATION. TROUBLESHOT SYSTEM TO GEAR SELECTOR VALVE. REPLACED SELECTOR VALVE WITH NEW AND OPERATIONAL CHECK OF GEAR FOUND TO BE SATISFACTORY. (K)
Part: CONTROL VALVE — LEAKING (MLG DOOR)
NOSE GEAR RED UNSAFE LIGHT DID NOT EXTINGUISH ON TAKEOFF, FOLLOWED BY BOTH MAIN GEAR UNSAFE LIGHTS (RED) ILLUMINATING. GEAR WAS EXTENDED AND ALL T3 GEAR INDICATED LOCKED WITH NO UNSAFE CONDITION. AIRCRAFT LANDED UNEVENTFULLY. INSPECTED LANDING GEAR SYS AND TROOUBLESHOT PROBLEM TO THE LANDING GEAR DOOR CONTROL VALVE. FOUND VALVE TO BE LEAKING INTERNALLY INTO THE EMERGENCY AIR SYS SIDE. PURGED FLUID FROM EMERGENCY CIRCUIT. REPLACED LANDING GEAR DOOR CONTROL VALVE. CYCLED GEAR 15 TIMES WITH SATISFACTORY RESULTS. SERVICED HYDRAULIC SYSTEM. (K)
Part: FIRE DETECTOR — MALFUNCTIONED (NR 1 ENGINE)
DURING CLIMB, NR 1 ENGINE FIRE WARNING LIGHT ILLUMINATED AT ITT 802 DEGREES, REDUCED TO 760 DEGREES, LIGHT EXTINGUISHED. ENGINE INDICATIONS WERE NORMAL. VISUALLY INSPECTED BLEED AIR PLUMBING AND ELECTRICALLY RUNG OUT FIRE WARNING CIRCUIT. FOUND AFT FIRE ELEMENT BELOW MFG. REQUIREMENTS. REPLACED AFT FIRE ELEMENT. ALL CHECKS NORMAL. (M)
Part: GASKET — WORN (NI MONOPOLE)
DURING CLIMB, AT ALTITUDE, THE NR 1 ENGINE FIRE WARNING ILLUMINATED, ITT INDICATED 805 DEGREES. THRUST REDUCED BELOW 790 DEGREES ITT, AND LIGHT WENT OUT. ALL ENGINE INDICATIONS WERE NORMAL. MAINTENANCE TROUBLESHOT NR 1 ENGINE FIRE WARNING LIGHT ILLUMINATION TO A LEAKING N1 MONOPOLE GASKET. MAINTENANCE REPLACED MONOPOLE GASKET. A SATISFACTORY OPERATIONAL AND LEAK TEST WAS CONDUCTED AND THE AIRCRAFT WAS RTS. (K)
Part: WARNING LIGHT — FALSE ACTIVATION (MLG) · airframe 4,191 hrs · 4,533 cycles
NR 2 MAIN GEAR UNSAFE LIGHTS DID NOT EXTINGUISH DEPARTING. PREVIOUS GEAR CYCLES WERE UNEVENTFUL. LAST GEAR CYCLE INTO ISP WAS NORMAL. JACKED AIRCRAFT, INSPECTED MAIN LANDING GEAR ASSEMBLIES, UPLOCK AND DOWNLOCK SWITCHES AND DOOR SWITCHES AND MECHANISMS, FOUND NO FAULTS. LUBRICATED MAIN GEAR ASSEMBLIES. ACCOMPLISHED 20 PLUS GEAR SWINGS AND PERFORMED SATISFACTORY OPERATIONAL CHECKS. (EA11200504903) (K)
Part: GASKET — WORN (N1 MONOPOLE)
DURING CLIMB, AT ALTITUDE, THE NR 2 ENGINE FIRE WARNING ILLUMINATED, ITT INDICATED 801 DEGREES, WARNING CEASED WITHIN 10 SECONDS AFTER THRUST WAS REDUCED BELOW 780 DEGREES ITT. ALL ENGINE INDICATIONS WERE NORMAL. MAINTENANCE TROUBLESHOT NR 2 ENGINE FIRE WARNING LIGHT ILLUMINATION TO A LEAKING N1 MONOPOLE GASKET. MAINTENANCE REPLACED MONOPOLE GASKET. A SATISFACTORY OPERATIONAL AND LEAK TET WAS CONDUCTED AND THE AIRCRAFT WAS RTS. (K)