# SDR AALA201911069015

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 5, 2019
- Submitted: November 6, 2019
- Operation: Air carrier
- Aircraft: [N731AN](https://openairdocs.org/aircraft/N731AN), registered now
- Make and model: Boeing 777323ER
- Aircraft serial: 33523
- Aircraft time: 23,011 hours, 2,509 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: D71702001
- Part serial: 216581
- Condition: Discharged
- Location: Cabin
- 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/AALA201911069015

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: EMERGENCY LIGHT ON OVERHEAD PANEL AT DOOR L4 INOPERATIVE. MAINTENANCE REPLACED BATTERY PACK PER AMM 33-51-06.

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