N157UA
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| UNITED AIRLINES, INC. (CALA) | Operator | on 1988-05-02 | Operator named in NTSB report |
Accident & incident history
Operated by UNITED AIRLINES (per NTSB report)
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.
8 reports on file, 1995-05-24 – 1998-09-18.
Part: WIRE — FAILED (CABIN)
CEILING EMERGENCY LIGHT INOP AT AFT LAV NR 118 AISLE. REPAIRED WIRE NR W1334-L4762-22 AT LIGHT ASSEMBLY, OP CK OK.
Part: CIRCUIT BREAKER — FAILED (P7 PANEL)
FIRE FROM NR 2 C/B INS. *S/D* C/B C787 FAILED INTERNALLY. REPLACED BREAKER.
Part: LEFDU — FAILED (LE FLAPS)
LEADING EDGE FLAP LIGHTS STAYED ON DURING FLIGHT UNTIL CREW WENT FROM POSITION ONE, TO FLAP POSITION FIVE. GREEN LIGHT THEN CAME ON AND STAYED ON THROUGH LANDING. *S/D* LEADING EDGE FLAP DRIVE UNIT AT POSITION NR 1 LT FAILED. REPLACED LEFDU AND AIRCRAFT RETURNED TO SERVICE.
Part: ELBOW — FAILED (NR 3 ENGINE)
DURING DESCENT, NUMBER THREE ENGINE OIL QUANTITY WENT TO ZERO AND THE OIL PRESSURE EVENTUALLY REDUCED TO ZERO. AN IN FLIGHT SHUT DOWN OCCURRED. *S/D* THE FLANGED ELBOW ATTACHED TO THE OIL STRAINER HOUSING FAILED. THE CYLINDRICAL PORTION OF THE ELBOW SEPARATED FROM THE FLANGE DETAIL. OIL WAS DISCHARGED OVERBOARD THROUGH THE BREACH IN THE ELBOW. ENGINE WAS REMOVED AND ROUTED TO THE SHOP FOR ELBOW REPLACEMENT.
Part: FITTING — CRACKED (MLG)
MAIN LANDING GEAR (BODY) TRUNNION BACK-UP FITTING WAS CRACKED AND CORRODED. TRUNNION FITTING REPLACED WITH NEW FITTING.
Part: ENGINE — FLAMED-OUT (WING)
ENGINE FLAME-OUT ON LANDING.
Part: FLOW DIVIDER — MALFUNCTIONED (APU)
A/C HAD APU TAILPIPE FIRE WHILE AT GATE. REPLACED APU. FLOW DIVIDER (P/N 976000) IN FUEL CONTROL FOUND TO BE STICKING AND THE BLEED DOWN VALVE (P/N 36037) WAS FAILING TO DUMP EXCESS FUEL.
Part: RETRACT MECH — MALFUNCTIONED (TE FLAPS)
EXPERIENCED LOW NOISE AND SLIGHT PITCH AT FL 350. DURING APPROACH WHEN FLAPS GOING FROM 5 TO 10 AND 10 TO 20 DEGREES, EXPERIENCED CONSIDERABLE VIBRATION.