# SDR UALA2008122406982

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 23, 2008
- Submitted: December 26, 2008
- Operation: Air carrier
- Aircraft: [N675UA](https://openairdocs.org/aircraft/N675UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 29243
- Aircraft time: 30,414 hours, 8,005 cycles
- Engine: Pwa PW4056
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Shutoff Valve
- Part number: 79027013
- Condition: Failed
- Location: Nr 1 Engine
- Stage of operation: TO
- How discovered: O
- Nature of condition: J
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2008122406982

## Discrepancy

LEFT HPSOV EICAS ON TAKEOFF ROLL LOW SPEED ABORT.  HP VALVE LOCKED CLOSED.  HP VALVE REPLACED.  REPLACED LEFT ENG HP CONTROLLER.

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