# SDR WX0A2023121131916

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 10, 2023
- Submitted: December 11, 2023
- Operation: Air carrier
- Aircraft: [N338NV](https://openairdocs.org/aircraft/N338NV), registered now
- Make and model: Airbus A319-111
- Registry model: [Airbus A319-111](https://openairdocs.org/model/airbus-a319-111) (OpenAirDocs)
- Aircraft serial: 2378
- Aircraft time: 50,116 hours, 33,060 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Epsu
- Part number: 321431
- Part serial: 852386
- Condition: Unknown
- Location: Unknown
- 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/WX0A2023121131916

## Discrepancy

EPSU 11WL FAILED WEEKLY BITE CHECK / TROUBLESHOT PER TSM 33-51-00-810-834-A. REMOVED AND REPLACED 11WL BATTERY PER AMM 33-51-38-000-001-A AND AMM 33-51-38-400-001-A. OPS CHECK GOOD"

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