What was found
APU AUTO SHUTDOWN TWICE AT GATE. RESET APU CONTROLLER, STARTED APU 5 TIMES, STARTED ENGINES USING APU PNEUMATICS. NO FAULTS IN CMC.
- Difficulty date
- January 5, 2012
- Submitted
- January 26, 2012
- Operation
- Air carrier
- Aircraft
- N229UA
- Make and model
- Boeing 777222
- Aircraft serial
- 30557
- Aircraft time
- 41,751 hours, 5,102 cycles
- Engine
- Pwa PW40903
- System (JASC)
- 4920 · APU Core Engine
- Part
- Controller
- Condition
- Malfunctioned
- Location
- Apu
- 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.