# SDR TRBA2010107

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 2, 2010
- Submitted: September 3, 2010
- Operation: Air carrier
- Aircraft: [N407AT](https://openairdocs.org/aircraft/N407AT), 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: 407
- Aircraft time: 32,352 hours, 31,260 cycles
- Engine: Pwa PW127
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Bulb
- Part number: 7012210
- Condition: Burned Out
- Location: Emergency Lights
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/TRBA2010107

## Discrepancy

EMERGENCY EXIT LIGHT AT BOTTOM OF STAIRS IS INOP.  REPLACED BULB AT EMER EXIT LIGHT AT BOTTOM OF STAIR IAW MM CHPT 33-50-00.

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