# SDR UALA2012060103051

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 1, 2012
- Submitted: July 20, 2012
- Operation: Air carrier
- Aircraft: [N649UA](https://openairdocs.org/aircraft/N649UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 25286
- Aircraft time: 86,911 hours, 13,876 cycles
- Engine: Pwa PW4060
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Control Valve
- Part number: 3964622
- Part serial: 41
- Condition: Stuck
- Location: Lt A/C Pack
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2012060103051

## Discrepancy

FOUND LT PACK FLOW CONTROL VALVE STUCK CLOSED.  REPLACED LEFT FLOW CONTROL VALVE, OPS CHECKED GOOD ON GROUND.

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