# SDR WX0A2021112273879

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 20, 2021
- Submitted: November 22, 2021
- Operation: Air carrier
- Aircraft: [N324NV](https://openairdocs.org/aircraft/N324NV), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 2709
- Aircraft time: 44,936 hours, 27,690 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Epsu
- Part number: 321431
- Part serial: 855787
- Condition: Failed
- Stage of operation: IN
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WX0A2021112273879

## Discrepancy

EPSU 11WL BATTERY FAILED DURING CAPACITY CHECK / REMVOED AND INSTALLED NEW EPSU 11WL BATTERY IAW AMM 33-51-38-00-002-A AND AMM 33-51-38-400-002-A"

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