N689UP
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, 1995-04-13 – 1996-10-03.
Part: SEAL — LEAKING (NR 4 ENGINE)
ANC - NR 4 ENGINE PRECAUTIONARY SHUT DOWN AT FL 331, MACH .84, DUE TO LOW OIL QTY AND FLUCTUATING PRESSURE (30 PSI). UPON TROUBLESHOOTING, FOUND OIL COMING FROM THE GENERATOR PAD DRAIN LINE. REPLACED THE GENERATOR PAD DRIVE SEAL PER MM. LEAK CHECK AND OPS CHECK WERE OK. (X)
Part: FUSE — BLOWN (CABIN)
INSPECTION TYPE W/E, EMERGENCY LIGHT IN UPPER DOOR JAMB OF THE MAIN ENTRY DOOR IS INOP. REPLACED BAD FUSE IN POWER MODULE M325, OPS CHECK GOOD PER MM 33-51-00.
Part: LIGHTS — INOPERATIVE (MAIN DECK)
INSPECTION TYPE N/A, EMERGENCY LIGHTS AT MAIN DECK STA 600 AND 750 ARE INOP. DEFERRED PER MEL 33-13, TRANSFERRED TO MEL LIST.
Part: LIGHT — INOPERATIVE (L1 DOOR)
FWD EMERGENCY EXIT LIGHT INOP L1 DOOR FRAME L1853. REPLACED MODULE 415.
Part: SKIN — CRACKED (NR 4 DOOR CUTOUT)
WHILE ON GROUND, MAINTENANCE FOUND NR 4 LT DOOR LOWER HINGE CUTOUT IS CRACKED, VERIFIED WITH EDDY CURRENT. MAINTENANCE REMOVED PANEL, DRILLED OUT RIVETS AND STOP DRILLED CRACK AND FABRICATED DOUBLER PER SRM 52-10-02. THE WORK WAS PERFORMED IAW EO B747-5210-74684.
Part: FUEL PUMP — MALFUNCTIONED (NR 3 ENG)
PILOT REPORTED, ENGINE FLAME-OUT AT FL 350. **S/D** REPLACED FUEL PUMP PER EO J T9D 7100-3426 AND TEST 3, 5 MM 71-00-00. LEAK AND OPERATIONAL CHECK OK.