# SDR WX0A2021031973664

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 17, 2021
- Submitted: March 19, 2021
- Operation: Air carrier
- Aircraft: [N274NV](https://openairdocs.org/aircraft/N274NV), registered now
- Make and model: Airbus A320-214
- Registry model: [Airbus A320-214](https://openairdocs.org/model/airbus-a320-214) (OpenAirDocs)
- Aircraft serial: 3079
- Aircraft time: 29,404 hours, 22,762 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Epsu
- Part number: 321431
- Part serial: 862904
- Condition: No Test
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WX0A2021031973664

## Discrepancy

EPSU BATTERY (11WL) FAILED OP'S CHECK VIA MCDU / REMOVED AND REPLACED EPSU BATTERY (11WL) IAW AMM 33-51-38-000-002-A/33-51-38-400-002-A; OP'S CHECK GOOD"

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