# SDR AALA201810249017

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 21, 2018
- Submitted: October 24, 2018
- Operation: Air carrier
- Aircraft: [N765AN](https://openairdocs.org/aircraft/N765AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 32879
- Aircraft time: 62,799 hours, 7,699 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: D71702001
- Part serial: 10405
- Condition: Faulty
- Location: Cabin
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201810249017

## Discrepancy

AIRCRAFT WAS GROUNDED. 4R DOOR OUTSIDE EMERGENCY LIGHT SWITCH WAS IN ARM POSITION. MAINTENANCE REPLACED 4R DOOR EMERGENCY LIGHT BATTERY PACKS FORWARD (SEE AALA201810239024) AND AFT PER AMM 33-51-06 AND PERFORMED SATISFACTORY OPERATIONAL CHECK.

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