# SDR AALA20161214023

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 13, 2016
- Submitted: December 14, 2016
- Operation: Air carrier
- Aircraft: [N823NN](https://openairdocs.org/aircraft/N823NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29560
- Aircraft time: 22,278 hours, 8,707 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: D71702001
- Part serial: 112124
- Condition: No Test
- Location: Emergency Lights
- Part time: 3,067 hours, 1,269 cycles
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20161214023

## Discrepancy

EMERGENCY LIGHTS AT ROW 13 THRU 21 DO NOT PASS TEST IAW WORK CARD 2908.  REMOVED AND REPLACED THE POWER SUPPLY M1673 IAW AMM 33-51-06.

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