What was found
STL - FLT 3289 - DURING CRUISE, THE NR 1 ENGINE, SN 4405, INDICATED AN OIL LOSS. REMOVED AND REPLACED THE N4 1 ENGINE GEARBOX, PN M06142, DUE TO DEAIRATOR FAILURE. CHECK C-6/12/97 LAX. ENGINE RUNS AND OPERATIONAL CHECKS NORMAL. (X)
- Difficulty date
- August 11, 1997
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N31013
- Make and model
- Lkheed 10113851
- Aircraft serial
- 193B1035
- Engine
- Rroyce RB21122B
- System (JASC)
- 7261 · Turbine Engine Oil System
- Part
- Gearbox
- Part number
- M06142
- Condition
- Failed
- Location
- Nr 1 Engine
- Stage of operation
- CR
- Nature of condition
- K
- Precautionary procedure
- E, A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.