# SDR O2GA2016102486001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 21, 2016
- Submitted: October 24, 2016
- Operation: Air carrier
- Aircraft: N860UP
- Make and model: Beech B300
- Registry model: [Beech B300](https://openairdocs.org/model/hawker-beechcraft-b300) (OpenAirDocs)
- Aircraft serial: FL1055
- Aircraft time: 419 hours, 379 cycles
- System (JASC): [2721 · Rudder Tab Control System](https://openairdocs.org/jasc/2721)
- Part: Actuator
- Part number: 13052405111
- Part serial: 52275452001
- Condition: Frozen
- Location: Rudder Trim
- Part time: 419 hours, 379 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: F
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/O2GA2016102486001

## Discrepancy

AT FL270 AND -22*C RUDDER TRIM WAS FROZEN AND WOULD NOT MOVE. RUDDER TRIM BECAME FREE AFTER DESCENDING INTO WARMER AIR. LANDING WAS UNEVENTFUL. MAINTENANCE REPLACED THE RUDDER TRIM ACTUATOR. A SUCCESSFUL OPERATIONAL CHECK FLIGHT WAS ACCOMPLISHED. AIRCRAFT WAS RETURNED TO SERVICE.

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