# SDR UALA2009121703905

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 17, 2009
- Submitted: December 18, 2009
- Operation: Air carrier
- Aircraft: N551UA
- Make and model: Boeing 757222
- Aircraft serial: 25399
- Aircraft time: 68,721 hours, 19,839 cycles
- Engine: Pwa PW2037
- System (JASC): [2730 · Elevator Control System](https://openairdocs.org/jasc/2730)
- Part: Actuator
- Part number: S251N2062
- Part serial: 64
- Condition: Malfunctioned
- Location: Elev Asym Limit
- 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/UALA2009121703905

## Discrepancy

ELEVATOR ASYM MESSAGE DISPLAYED, IAW CREW.  ACTUATOR FOUND FAULTY.  REPLACED ACTUATOR M10048, OP CHECKS OK AND NO MESSAGES.

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