# SDR UALA2011101105518

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 11, 2011
- Submitted: October 25, 2011
- Operation: Air carrier
- Aircraft: [N668UA](https://openairdocs.org/aircraft/N668UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 30024
- Aircraft time: 44,842 hours, 11,943 cycles
- Engine: Pwa PW4056
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Shutoff Valve
- Part number: 79027013
- Part serial: 537
- Condition: Faulted
- Location: Right
- Stage of operation: TX
- How discovered: L
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2011101105518

## Discrepancy

RT HPSOV DURING TAXI-IN.  LOCKED HPSOV CLOSED PER MEL. REPLACED HPSOV PER MM.  LEAK CHECKED AND IDLE ENGINE OPS CHECKED GOOD.

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