# SDR SWIA200110269

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 24, 2001
- Submitted: October 29, 2001
- Operation: Air carrier
- Aircraft: [N250YV](https://openairdocs.org/aircraft/N250YV), registered now
- Make and model: Emb EMB-120ER
- Registry model: [EMB EMB-120ER](https://openairdocs.org/model/embraer-emb-120er) (OpenAirDocs)
- Aircraft serial: 120250
- Aircraft time: 20,270 hours, 28,605 cycles
- System (JASC): [2720 · Rudder Control System](https://openairdocs.org/jasc/2720)
- Part: Pcu
- Condition: Malfunctioned
- Location: Rudder
- Stage of operation: CR
- How discovered: O
- Nature of condition: F
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA200110269

## Discrepancy

UNCOMMANDED YAW INFLIGHT WITH FLUTTER MOTION IN TRIM AND ON RUDDER PEDALS.  USED QRH PROCEDURE AND TURNED RUDDERS OFF.  REMOVED AND REPLACED RUDDER POWER CONTROL UNIT PER AMM 27-22-01.  SYSTEM OPS CHECK GOOD.

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