# SDR CALA2013122393902

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 22, 2013
- Submitted: December 24, 2013
- Operation: Air carrier
- Aircraft: [N669UA](https://openairdocs.org/aircraft/N669UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 30025
- Aircraft time: 52,818 hours, 13,036 cycles
- Engine: Pwa PW4056
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Shutoff Valve
- Condition: Malfunctioned
- Location: Bleed Air Sys
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2013122393902

## Discrepancy

LT ENG HPSOV STATUS MESSAGE DISPLAYED.  PLACED ITEM ON DEFERRAL, CW DDPG.  LOCKED LT ENG HPSOV IN CLOSED POSITION, AC OK TO CONTINUE.  REPLACED NR 1 ENG HPSOV & HP REGULATOR IAW AMM 36-11-07 36-11-09.

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