# SDR WX0A2021042373685

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 22, 2021
- Submitted: April 23, 2021
- Operation: Air carrier
- Aircraft: [N311NV](https://openairdocs.org/aircraft/N311NV), registered now
- Make and model: Airbus A319-111
- Registry model: [Airbus A319-111](https://openairdocs.org/model/airbus-a319-111) (OpenAirDocs)
- Aircraft serial: 2702
- Aircraft time: 41,275 hours, 26,933 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Epsu
- Part number: 321431
- Part serial: 859183
- Condition: Faulted
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: 9
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WX0A2021042373685

## Discrepancy

EPSU BATTERY AT FIN 12 WL FAULT / REMOVED AND REPLACED EPSU BATTERY ON FIN 12WL, OPS CHECK GOOD, W/REF TO AMM 33-51-38 PB 401"

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