# SDR WX0A2023121131912

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 10, 2023
- Submitted: December 11, 2023
- Operation: Air carrier
- Aircraft: [N301NV](https://openairdocs.org/aircraft/N301NV), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 2319
- Aircraft time: 50,591 hours, 29,624 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Epsu
- Part number: 32146210
- Part serial: 005422
- 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/WX0A2023121131912

## Discrepancy

PERFORMED 60 SEC EPSU TEST FOR TROUBLESHOOTING. EPSU (10WL) FAILED TEST. / REMOVED AND REPLACED EPSU (10WL) IAW AMM 33-51-38-000-001-A AND 33-51-38-400-001-A"

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