What was found
APU HAS EXCESSIVE OIL LEAK. APU REMOVED FOR EXCESSIVE OIL LEAK. FOUND DURING C-CHECK. APU REMOVED AND REPLACED. ACCOMPLISHED AN ALTITUDE VERIFICATION START.
- Difficulty date
- June 17, 2009
- Submitted
- June 19, 2009
- Operation
- Air carrier
- Aircraft
- N779UA
- Make and model
- Boeing 777222
- Aircraft serial
- 26941
- Aircraft time
- 52,327 hours, 9,636 cycles
- Engine
- Pwa PW4077
- System (JASC)
- 7920 · Engine Oil Distribution (Airframe Furnished)
- Part
- Apu
- Part number
- 38005501
- Part serial
- P1010331
- Condition
- Leaking
- Location
- Apu Bay
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- K
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.