# SDR UALA2010121304535

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 11, 2010
- Submitted: December 17, 2010
- Operation: Air carrier
- Aircraft: N510UA
- Make and model: Boeing 757222
- Aircraft serial: 24780
- Aircraft time: 69,430 hours, 21,935 cycles
- Engine: Pwa PW2037
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Control Valve
- Part number: 3987505
- Part serial: 305
- Condition: Faulty
- Location: Cabin Pressure
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2010121304535

## Discrepancy

BLEED &  CABIN PRESSURE ISSUES. FLIGHT DIVERTED. REPLACED LEFT PACK TEMP CONTROL VALVE.

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