# SDR WX0A2023020831727

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 7, 2023
- Submitted: February 8, 2023
- Operation: Air carrier
- Aircraft: [N248NV](https://openairdocs.org/aircraft/N248NV), registered now
- Make and model: Airbus A300*
- Aircraft serial: 7781
- Aircraft time: 14,591 hours, 7,578 cycles
- System (JASC): [3300 · Lighting System](https://openairdocs.org/jasc/3300)
- Part: Epsu
- Part number: 321431
- Part serial: 879365
- Condition: None
- 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/WX0A2023020831727

## Discrepancy

DURING ESPU BAT CAP TEST, EPSU BAT (12WL) FAIL / REMOVED AND REPLACED ESPU BAT (12WL) IAW AMM 33-51-38-400-002-A OPS CHECK GOOD"

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.