# SDR COEA0710911

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 24, 2007
- Submitted: November 15, 2007
- Operation: Air carrier
- Aircraft: N911FX
- Make and model: Aerosp ATR 42-300
- Registry model: [Aerosp ATR 42-300](https://openairdocs.org/model/aerospatiale-aeritalia-atr-42-300) (OpenAirDocs)
- Aircraft serial: 045
- Engine: Pwa PW120
- System (JASC): [2420 · AC Generation System](https://openairdocs.org/jasc/2420)
- Part: Control Unit
- Part number: 243211
- Condition: Shorted
- Location: Nr 1 Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/COEA0710911

## Discrepancy

WHILE ENROUTE, NR 1 ACW GENERATOR FAULT WOULD NOT RESET.  SMELLED ELECTRICAL SMOKE FOR 30 SECONDS THEN WENT AWAY.  REMOVED AND REPLACED NR 1 ACW GENERATOR AND ACW GENERATOR CONTROL UNIT.  (M)

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