What was found
APU FAILED DURING TAXI OUT WITH FAIL LIGHT ILLUMINATED. [08-17-07] REPLACED OIL COOLER RAN APU WITH FULL LOAD 35 MIN, AND NO AUTO SHUTDOWN. OPS CHECK NORMAL AT THIS TIME
- Difficulty date
- July 14, 2007
- Submitted
- July 17, 2007
- Operation
- Air carrier
- Aircraft
- N677UA
- Make and model
- Boeing 767322
- Aircraft serial
- 30029
- Aircraft time
- 20,445 hours, 5,234 cycles
- Engine
- Pwa PW4052
- System (JASC)
- 4990 · APU Oil System
- Part
- Oil Cooler
- Condition
- Failed
- Location
- Apu
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- M, J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.