# SDR SWIA200312684

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 8, 2003
- Submitted: December 17, 2003
- Operation: Air carrier
- Aircraft: [N564SW](https://openairdocs.org/aircraft/N564SW), registered now
- Make and model: Emb EMB-120ER
- Registry model: [EMB EMB-120ER](https://openairdocs.org/model/embraer-emb-120er) (OpenAirDocs)
- Aircraft serial: 120339
- Aircraft time: 12,718 hours, 18,920 cycles
- System (JASC): [2215 · Autopilot Main Servo](https://openairdocs.org/jasc/2215)
- Part: Servo
- Part number: 6225734002
- Part serial: 6149
- Condition: Malfunctioned
- Location: Autopilot Sys
- Part time: 8,190 hours, 9,918 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: F
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA200312684

## Discrepancy

AUTOPILOT WILL NOT CAPTURE OR HOLD ALTITUDE USING EITHER LEFT OR RIGHT FLIGHT DIRECTOR.  FLIGHT DIRECTORS APPEAR TO WORK, BUT AP WANDERS OFF.  REPLACED ELEVATOR SERVO WITH SERVICEABLE UNIT.  BOTH APS & CPS CHECKED GOOD IAW MM 22-11-00.

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