What was found
APU ABORTS START. GROUND TEST AND OPS CHECK WITH NO FAULTS NOTED.
- Difficulty date
- October 17, 2013
- Submitted
- November 11, 2013
- Operation
- Air carrier
- Aircraft
- N181UA
- Make and model
- Boeing 747422
- Aircraft serial
- 25278
- Aircraft time
- 92,203 hours, 11,096 cycles
- Engine
- Pwa PW4056
- System (JASC)
- 4900 · Airborne Auxiliary Power Unit (APU) System
- Part
- Unknown
- Condition
- Unknown
- Location
- Apu
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.