What was found
APU FAILED TO START. SUSPECT APU BATTERY. REPLACED APU BATTERY, REPLACED STARTER AND REPLACED AUX POWER CONTROL UNIT, NO HELP. REMOVED AND REPLACED APU PER AMM, OPS CHECKED OKAY.
- Difficulty date
- October 21, 2011
- Submitted
- November 10, 2011
- Operation
- Air carrier
- Aircraft
- N665UA
- Make and model
- Boeing 767322
- Aircraft serial
- 29237
- Aircraft time
- 47,800 hours, 12,938 cycles
- Engine
- Pwa PW4056
- System (JASC)
- 4920 · APU Core Engine
- Part
- Apu
- Part serial
- 61500331
- Condition
- Inoperative
- Stage of operation
- TX
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.