# SDR TRBA2007103

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 23, 2007
- Submitted: November 26, 2007
- Operation: Air carrier
- Aircraft: [N322AC](https://openairdocs.org/aircraft/N322AC), registered now
- Make and model: Aerosp ATR 72-212
- Registry model: [Aerosp ATR 72-212](https://openairdocs.org/model/aerospatiale-atr-72-212) (OpenAirDocs)
- Aircraft serial: 320
- Aircraft time: 25,752 hours, 29,599 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 3012000
- Part serial: 08110
- Condition: Discharged
- Location: Cabin
- Stage of operation: UK
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/TRBA2007103

## Discrepancy

EMERGENCY LIGHT OUT LEFT EXTERIOR FORWARD OF EMERGENCY EXIT.  REMOVED AND REPLACED EMERGENCY EXIT POWER SUPPLY AS PER MM 33-51-21.

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