# SDR 2008UALA03846

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 10, 2008
- Submitted: July 17, 2008
- Operation: Air carrier
- Aircraft: [N642UA](https://openairdocs.org/aircraft/N642UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 25092
- Aircraft time: 74,611 hours, 12,082 cycles
- Engine: Pwa PW4060
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Bleed Valve
- Condition: Faulted
- Location: Apu
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2008UALA03846

## Discrepancy

APU AUTO SHUTDOWN DURING TAXI OUT.  APU AUTO SHUTDOWN DURING TAXI OUT. CONFIRMED APU SURGE BLEED CONTROL VALVE MALFUNCTIONING. REPLACED BLEED VALVE. OPS CHECK OKAY.

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