# SDR WX0A2023020331724

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 3, 2023
- Submitted: February 3, 2023
- Operation: Air carrier
- Aircraft: [N334NV](https://openairdocs.org/aircraft/N334NV), registered now
- Make and model: Airbus A319-111
- Registry model: [Airbus A319-111](https://openairdocs.org/model/airbus-a319-111) (OpenAirDocs)
- Aircraft serial: 2831
- Aircraft time: 46,504 hours, 35,878 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Epsu
- Part number: 321431
- Part serial: 882838
- Condition: Not Entered
- Location: Not Entered
- Stage of operation: IN
- How discovered: C
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WX0A2023020331724

## Discrepancy

EPSU TEST SHOWS FAULT FOR 13WL BATTERY / REMOVED AND REPLACED EPSU BATTERY (13WL), OPS CHECK GOOD, IAW AMM REF 33-51-38-000-002-A AND 33-51-38-400-002-A"

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