# SDR UALA2010122804742

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 27, 2010
- Submitted: December 30, 2010
- Operation: Air carrier
- Aircraft: [N120UA](https://openairdocs.org/aircraft/N120UA), registered now
- Make and model: Boeing 747422
- Aircraft serial: 29166
- Aircraft time: 48,153 hours, 5,721 cycles
- Engine: Pwa PW4056
- System (JASC): [5751 · Ailerons](https://openairdocs.org/jasc/5751)
- Part: Washer
- Condition: Missing
- Location: Rt Otbd Support
- Stage of operation: IN
- How discovered: V
- Nature of condition: W
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2010122804742

## Discrepancy

FOUND ON THE SUPPORT ROD INSTLALLATION FOR THE OTBD AILERON ACTUATOR POWER CONTROL UNIT WASHERS ARE MISSING FROM UNDER THE NUT SIDE ON THE RT OTBD SUPPORT ROD.  RT OTBD AILERON SUPPORT ROD INSTALLATION IS CORRECT.

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