# SDR AALA2018123128001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 26, 2018
- Submitted: December 31, 2018
- Operation: Air carrier
- Aircraft: [N751AN](https://openairdocs.org/aircraft/N751AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 30798
- Aircraft time: 70,812 hours, 9,041 cycles
- Engine time: 70,811 hours, 9,041 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: ADD71701100
- Part serial: 134934
- Condition: Inoperative
- Location: Emergency Light
- 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/AALA2018123128001

## Discrepancy

EXIT EMERGENCY LIGHT WAS INOPERATIVE, AT THE L3 DOOR.  REPLACED THE BATTERY PACK M33405 IAW AMM 33-51-06. OK FOR SERVICE.

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