# SDR TRBA20121129001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 29, 2012
- Submitted: December 19, 2012
- Operation: Air carrier
- Aircraft: [N451AT](https://openairdocs.org/aircraft/N451AT), 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: 451
- Aircraft time: 32,667 hours, 32,590 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 3012000
- Part serial: 179400
- Condition: Inoperative
- Location: Emergency Light
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/TRBA20121129001

## Discrepancy

DURING MX INSPECTION FOUND THE EMERGENCY FLOOR LIGHT, FORWARD SECTION INOPERATIVE.  ACFT REMOVED FROM SERVICE.  R & R THE EMERGENCY LIGHT POWER SUPPLY IAW MM 33-51-21. OPS CHECKED GOOD.  ACFT RETURNED TO SERVICE.

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