# SDR UALA2010021500582

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 13, 2010
- Submitted: February 16, 2010
- Operation: Air carrier
- Aircraft: [N656UA](https://openairdocs.org/aircraft/N656UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 25394
- Aircraft time: 72,459 hours, 11,731 cycles
- Engine: Pwa PW4060
- System (JASC): [4900 · Airborne Auxiliary Power Unit (APU) System](https://openairdocs.org/jasc/4900)
- Part: Apu
- Part number: 380029817
- Part serial: 61947331
- Condition: Failed
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2010021500582

## Discrepancy

APU FAILED TWICE AT GATE. REMOVED AND REPLACED APU. OPS CHECKED APU AND ACCOMPLISHED PERFORMANCE TEST.

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