# SDR SWIA200312004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 21, 2003
- Submitted: May 28, 2003
- Operation: Air carrier
- Aircraft: N299SW
- Make and model: Emb EMB-120ER
- Registry model: [EMB EMB-120ER](https://openairdocs.org/model/embraer-emb-120er) (OpenAirDocs)
- Aircraft serial: 120329
- Aircraft time: 15,131 hours, 22,277 cycles
- System (JASC): [2422 · AC Inverter](https://openairdocs.org/jasc/2422)
- Part: Inverter
- Condition: Failed
- Location: Autopilot
- Stage of operation: AP
- How discovered: O
- Nature of condition: I
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA200312004

## Discrepancy

F/O'S AUTO PILOT FAILED ON THE APPROACH MODE.  RED AP LIGHT ON MAP AND FCP.  REMOVED AND REPLACED NR 1 INVERTER WITH SERVICEABLE UNIT IAW MM 24-22-00.  OPS CHECK GOOD.  P/N OFF:  AL-251-1G, S/N OFF:  6074.

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