# SDR 96UAL900762

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 30, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N9007U](https://openairdocs.org/aircraft/N9007U), registered now
- Make and model: Boeing 737222
- Aircraft serial: 19045
- Engine: Pwa JT8D7B
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Yaw Coupler
- Part number: 2588880901
- Condition: Intermittent
- Location: Rudder
- Stage of operation: CR
- Nature of condition: F
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/96UAL900762

## Discrepancy

YAW DAMPER ABRUPTLY MOVES RUDDER OCCASIONALLY FOR NO APPARENT REASON.  *S/D*  YAW COUPLER WAS INTERMITTENT.  REPLACED YAW DAMPER COUPLER, CHECKED OK.

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