# SDR CA031106011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 18, 2003
- Submitted: January 5, 2004
- Operation: General aviation
- Make and model: Bombdr DHC8400
- Engine: Pwc PW150A
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Actuator
- Part number: C18112AA
- Condition: Failed
- Location: Yaw Damper
- Stage of operation: TO
- How discovered: O
- Nature of condition: F
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA031106011

## Discrepancy

(CAN) DURING TAKE OFF ROLL YAW DAMPER-DISENGAGED. TAKEOFF ABORTED AND TCC CONTACTED. THE PROBLEM WAS LOCALIZED TO THE YAW DAMPER ACTUATOR WHICH WAS REPLACED. THE FAULT WAS LATER CONFIRMED TO BETHE LINEAR POTENTIOMETER AT THE SHOP.

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