# SDR UALA2010011100125

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 9, 2010
- Submitted: January 29, 2010
- Operation: Air carrier
- Aircraft: [N655UA](https://openairdocs.org/aircraft/N655UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 25393
- Aircraft time: 73,158 hours, 11,910 cycles
- Engine: Pwa PW4060
- System (JASC): [4950 · APU Bleed Air System](https://openairdocs.org/jasc/4950)
- Part: Bleed Valve
- Part number: 2780540102
- Part serial: 10
- Condition: Faulty
- Location: Apu
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2010011100125

## Discrepancy

APU BLEED BLEED AIR ON WITH SWITCH OFF.  APU VALVE LOCK CLOSED.  SUSPECT THE APU BLEED SWITCH AT FAULT.  REPLACED VALVE, OPS TEST NORMAL.

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