N1845U
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| UNITED AIRLINES, INC. (CALA) | Operator | on 1992-09-23 | 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.
17 reports on file, 1995-01-12 – 1999-12-14.
Part: ODOR — DETECTED (CABIN)
OIL SMELL IN CABIN, DEBRIEF CREW ON ARRIVAL. HAD UNCOMFORTABLE SMELL THROUGHOUT AIRCRAFT FOR 15-20 AFTER T/O, LIKE A BURNED OIL SMELL POSSIBLY IN NR 2 PNEU SYSTEM. ALL TEMPS, NORMAL. NO SMELL ON APU.
Part: COMPRESSOR — FAILED (NR 2 ENGINE)
ON TAKEOFF ROLL APPROX 90 KNOTS, NR 2 ENG FAIL LT ON, DECREASING N1 AND RISING EGT, TO 960 DEGREES C. ABORTED TAKEOFF AND SHUTDOWN ENGINE, TAKEOFF WEIGHT 352.8 NR (NOTED ENGINE STALLED). INCOMING SHOP BORESCOPE FOUND A STAGE 9 HPC BLADE FAILED AT MIDSPAN. MULTIPLE BLADE AND STATOR DAMAGE DOWNSTREAM AS A RESULT OF SECONDARY DAMAGE. HPT BORESCOPE SHOWED ALUMINUM METAL SPLATTED INDICATING HPC SEAL MATERIAL. SUBJECT ENGINE WAS REMOVED FROM SERVICE ON 6/15/99.
Earlier reports · 1995–1998 · 15 reports
1998
Part: PRESSURIZATION — MALFUNCTIONED (CABIN)
AFTER TAKEOFF, PRESSURIZATION DID NOT OPERATE IN AUTO. SELECTED SEMI-AUTO, OK TO FL340 THEN SEMI-AUTO FAILED. SELECTED STBY, OK FOR ONE HOUR. ON CLIMB TO FL360, CABIN DEPRESSURIZED. SELECTED MANUAL BUT UNABLE TO CONTROL PRESSURIZATION. DESCENDED TO 15,000 MSL, DUMPED FUEL AND RETURNED TO HNL.
1997
Part: OIL TEMP SENSOR — MALFUNCTIONED (NR 1 ENGINE)
SHUT DOWN NR 1 ENGINE UPON LANDING TO HONOLULU DUE TO LOW OIL PRESSURE. *S/D* THE OIL TEMP SENSOR AND INDICATOR WERE REPLACED, OP CHECKED OK.
Part: BULKHEAD ANGLE — CRACKED (BS 1156)
AT STA Y=1156, TWO CRACKS WERE FOUND IN THE NYB6042-5 FWD PRESSURE BLKHD ANGLE. ONE CRACK IS AT X=+5.54 AND MEASURES APPROX. 1.2 INCHES. SECOND CRACK IS BETWEEN X=-5.54 AND X=-9.9 AND EXTENDED FROM UNDER AN EXISTING REPAIR DOUBLER. DOUBLER WAS REMOVED AND CRACK EXTENDED 2.3 INCHES BEYOND STOP DRILL, TOTAL OF SECOND CRACK IS 4.6 INCHES. CONDITIONS WERE REPAIRED PER DC10 SRM 53-40-00.
Part: RIB — CRACKED (LT HORIZ STAB)
RIB WAS FOUND CRACKED AT THE UPPER CAP ATTACHMENT AT LT STA XFS=106.834 DURING HORIZONTAL STABILIZER LEADING EDGE RIB CAP INSPECTION. *S/D* RIB WAS REPLACED.
Part: SKIN — CRACKED (BS 1099)
FOUND CORROSION AND CRACK IN FUSELAGE AT STATION 1099 AND LONGERON 46L. REMOVED AFFECTED SKIN SECTION AND PERFORMED CLASS II EXTERNAL SKIN PATCH REPAIR PER STRUCTURAL REPAIR MANUAL 53-20-00.
Part: SKIN — CRACKED (FUSELAGE)
FOUND A VERTICAL HAIRLINE CRACK 14 INCHES LONG AT REAR OF REAR CONTAINER DOOR. DAMAGED FAIRING REPAIRED AT ORD ON 1/15/97. THE REPAIR WAS ACCOMPLISHED PER GN/MM-1-0-1-24.
1996
Part: WIRE — FAILED (CABIN)
SECTION OF EEL INOPERATIVE AT ROWS 19 AND 20. *S/D* FLEX JUMPER OPEN. REPLACED JUMPER.
Part: PNEUMATIC DUCT — LEAKING (NR 1/3 ENGINES)
UNABLE TO START ENGINES 1 AND 3 DUE TO EXCESSIVE AIR LEAK FROM SEPARATED PNEUMATIC DUCT INBOARD OF NR 1 ENGINE.
Part: WIRE — BROKEN (CABIN)
FORWARD GALLEY LT AISLE EMERGENCY LIGHT DOES NOT WORK. *S/D* REPLACED BROKEN LEAD IN, OPERATIONAL CHECKED SATISFACTORY.
Part: WIRE — DAMAGED (CABIN)
EMERGENCY EXIT FLOOR LIGHTS INOPERATIVE IN ZONE-C. POWER SUPPLY CABLE DAMAGED, REPLACED CABLE ASSEMBLY.
1995
Part: EEL BATTERY PACK — DISCHARGED (CABIN)
EEL LIGHTS ON AFT LEFT SIDE BY 3L ARE ON. REPLACED BATTERY PACK. LIGHTS GROUND CHECK NORMAL.
Part: EEL WIRE — FAILED (CABIN)
EMERGENCY FLOOR LIGHTS ROW 29 TO REAR OF CABIN ON BOTH SIDES CAME ON DURING DESCENT. REPAIRED PIGGY BACK WIRE FROM S3-919 PIN 26 TO S3-726 PIN 33X.
Part: EEL — MALFUNCTIONED (CABIN)
RIGHT AFT FLOOR EMERGENCY LIGHTS CAME ON AND STAYED ON DURING FINAL APPROACH. CHECKED WIRING FROM S3-919 TO P1- 7248 AND FROM P1-7248 TO R5-7251. UNABLE TO DUPLICATE PROBLEM. REPLACED BATTERY PACKS U1-7107, U1-7108 AND U1-7105. EEL TESTS GOOD.
Part: EEL CONTACTS — CORRODED (CABIN)
EMERGENCY LIGHTS INOPERATIVE IN AFT CABIN. REPLACED CORRODED CONTACTS C AND D 0N CONNECTOR.
Part: APU — FAILED (APU COMPT)
A PUNGENT ODOR WAS NOTICED IN AFT CABIN BY FLIGHT ATTENDANT. DURING CLIMB-OUT GOT STRONGER, WITH RECIRC FANS OFF AND ALL PACKS ON DISSAPATED TO A SLIGHT SMELL. FLIGHT ATTENDANT EYES WATERED. REPLACED APU.