# SDR DALA2017080205959

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 1, 2017
- Submitted: August 4, 2017
- Operation: Air carrier
- Aircraft: [N723TW](https://openairdocs.org/aircraft/N723TW), registered now
- Make and model: Boeing 757231
- Aircraft serial: 29378
- Aircraft time: 62,300 hours, 16,380 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Condition: Inoperative
- Location: Emergency Light
- Stage of operation: IN
- 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/DALA2017080205959

## Discrepancy

L3 DOOR OVER DOOR EMERGENCY EXIT LIGHT INOPERATIVE.  REPLACED THE POWER SUPPLY AND BATTERY IAW AMM 33-51-07, OPS OK.

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