What was found
NR 1 ENGINE OIL SCAVENGE PUMP LEAKING. REPLACED OIL SCAVENGE PUMP IAW AMM 79-21-00 P 401. OPERATIONAL AND LEAK CHECK NORMAL. INSPECTED MASTER CHIP DETECTOR PER AMM 79-21-10.
- Difficulty date
- January 21, 2013
- Submitted
- January 24, 2013
- Operation
- Air carrier
- Aircraft
- N637TW
- Make and model
- Boeing 76733AER
- Aircraft serial
- 25403
- Aircraft time
- 67,407 hours, 14,298 cycles
- Engine
- Pwa PW4056
- System (JASC)
- 7261 · Turbine Engine Oil System
- Part
- Scavenge Pump
- Part number
- 5008437
- Part serial
- 0551
- Condition
- Leaking
- Location
- Lt Engine
- Part time
- 58,304 hours, 12,414 cycles
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- K
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.