# SDR DALA2022121308024

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 10, 2022
- Submitted: December 13, 2022
- Operation: Air carrier
- Aircraft: [N990AT](https://openairdocs.org/aircraft/N990AT), registered now
- Make and model: Boeing 717-200
- Registry model: [Boeing 717-200](https://openairdocs.org/model/boeing-717-200) (OpenAirDocs)
- Aircraft serial: 55134
- Aircraft time: 55,177 hours, 39,022 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Inoperative
- 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/DALA2022121308024

## Discrepancy

DURING SERVICE CHECK, THE L1 DOOR EMERGENCY LIGHT WAS FOUND TO COME ON AND OFF. MAINTENANCE REPLACED THE BATTERY PACK B5-235 PER B717 AMM 33-51. OPERATIONAL CHECK WAS GOOD. (LP #9579903)

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