# SDR AALA202204200295

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 20, 2022
- Submitted: April 20, 2022
- Operation: Air carrier
- Aircraft: [N718AN](https://openairdocs.org/aircraft/N718AN), registered now
- Make and model: Boeing 777323
- Aircraft serial: 41665
- Aircraft time: 80,660 hours, 10,525 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: D71701100
- Part serial: 181846
- Condition: Discharged
- Location: Zone 200 - Fuse
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202204200295

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: EMERGENCY BATTERY M33142 FAILS TO HOLD CHARGE. REMOVED AND REPLACED BATTERY PACK M33142 AT MAIN DECK CREW REST. OPERATIONS CHECK GOOD PER AMM 33-51-06.

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