# SDR UALA2011072503788

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 24, 2011
- Submitted: August 2, 2011
- Operation: Air carrier
- Aircraft: [N644UA](https://openairdocs.org/aircraft/N644UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 25094
- Aircraft time: 86,041 hours, 13,773 cycles
- Engine: Pwa PW4060
- System (JASC): [2740 · Stabilizer Control System](https://openairdocs.org/jasc/2740)
- Part: Pressure Switch
- Condition: Faulted
- Location: Stab Trim
- 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/UALA2011072503788

## Discrepancy

RIGHT AUTOPILOT INOP DUE TO RIGHT STABILIZER TRIM CHANNEL FAULT.  REPLACED PRESSURE SWITCH ON RT STCM.

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