# SDR SWIA971895

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 25, 2000
- Submitted: August 7, 2000
- Operation: Air carrier
- Aircraft: N216SW
- Make and model: Emb EMB-120ER
- Registry model: [EMB EMB-120ER](https://openairdocs.org/model/embraer-emb-120er) (OpenAirDocs)
- Aircraft serial: 120285
- Aircraft time: 17,935 hours, 24,378 cycles
- Engine: Pwa PW118B
- System (JASC): [2215 · Autopilot Main Servo](https://openairdocs.org/jasc/2215)
- Part: Servo
- Condition: Failed
- Location: Aileron
- Stage of operation: DE
- 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/SWIA971895

## Discrepancy

AFTER AP DISENGAGED, LEFT AND RIGHT AILERONS WERE NEARLY LOCKED UP.  REMOVED AND REPLACED AILERON SERVO IAW MM 22-10-05.  REMOVED AND REPLACED AUTO PILOT TRANSFER BOX IAW MM 22-10-01.  INSPECTED AILERON CONTROL PATH FROM YOKE TO AILERONS.  OPS CHECKS GOOD PER GMPM.  ALSO CHECKED CABLE TENSION IAW MM 27-00-01.  P/N ON: 120-45625-001, S/N: 120127, S/N OFF:  120285.

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