# SDR AALA201902252004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 22, 2019
- Submitted: February 25, 2019
- Operation: Air carrier
- Aircraft: [N750AN](https://openairdocs.org/aircraft/N750AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 30259
- Aircraft time: 72,764 hours, 9,085 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: ADD71701100
- Condition: Discharged
- Location: Emergency Lights
- 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/AALA201902252004

## Discrepancy

OPERATIONAL TEST ON THE BATTERY PACK AT THE L2 DOOR DID NOT PASS.  REMOVED AND REPLACED THE BATTERY PACK IAW AMM 33-51-06. OPS CHECK OK.

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