# SDR USAA2012081000010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 4, 2012
- Submitted: August 10, 2012
- Operation: Air carrier
- Aircraft: [N749US](https://openairdocs.org/aircraft/N749US), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1313
- Aircraft time: 32,397 hours, 20,992 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Servo
- Part number: SC47005
- Part serial: 5161
- Condition: Malfunctioned
- Location: Rudder
- Part time: 3,125 hours, 2,276 cycles
- Stage of operation: NR
- How discovered: O
- Nature of condition: F
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2012081000010

## Discrepancy

RUDDER RANDOMLY AND BRIEFLY KICKS RIGHT YAWING THE AIRCRAFT NOTICEABLY.  REMOVED AND REPLACED YAW DAMPER ACTUATOR SERVO NR 1.  PERFORMED SATISFACTORY CAT 3 AUTOLAND TEST IAW AMM 27-97-00-710-001.

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