# SDR UALA2012010600146

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 5, 2012
- Submitted: January 26, 2012
- Operation: Air carrier
- Aircraft: [N229UA](https://openairdocs.org/aircraft/N229UA), registered now
- 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](https://openairdocs.org/jasc/4920)
- Part: Controller
- Condition: Malfunctioned
- Location: Apu
- Stage of operation: TX
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2012010600146

## Discrepancy

APU AUTO SHUTDOWN TWICE AT GATE.   RESET APU CONTROLLER, STARTED APU 5 TIMES, STARTED ENGINES USING APU PNEUMATICS.  NO FAULTS IN CMC.

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