# SDR AALA202106249005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 23, 2021
- Submitted: June 24, 2021
- Operation: Air carrier
- Aircraft: [N790AN](https://openairdocs.org/aircraft/N790AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 30251
- Aircraft time: 78,394 hours, 10,085 cycles
- System (JASC): [2560 · Emergency Equipment](https://openairdocs.org/jasc/2560)
- Part: Battery
- Condition: Inoperative
- Location: Door Assist
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202106249005

## Discrepancy

AIRCRAFT WAS GROUNDED: L3 AND L4 EMERGENCY POWER ASSIST SYSTEM BATTERIES GREEN LIGHT NOT BLINKING. REMOVED AND REPLACED DOOR EMERGENCY POWER ASSIST SYSTEM BATTERIES IAW AMM 52-11-20.

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