# SDR WX0A2022092174254

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 20, 2022
- Submitted: September 21, 2022
- Operation: Air carrier
- Aircraft: [N315NV](https://openairdocs.org/aircraft/N315NV), registered now
- Make and model: Airbus A319-111
- Registry model: [Airbus A319-111](https://openairdocs.org/model/airbus-a319-111) (OpenAirDocs)
- Aircraft serial: 2412
- Aircraft time: 48,060 hours, 31,996 cycles
- System (JASC): [3300 · Lighting System](https://openairdocs.org/jasc/3300)
- Part: Epsu
- Part number: 321431
- Part serial: 885677
- Condition: None
- Stage of operation: IN
- How discovered: C
- Nature of condition: P
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WX0A2022092174254

## Discrepancy

EPSU (11WL) FAILS EMERGENCY LIGHT TEST, BATTERY FAULT / REMOVED AND REPLACED EPSU BATTERY AT 11WL LEFT CABIN IAW AMM 33-51-38-000-001A AND 33-51-38-400-001A OPS CHECK GOOD."

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