# SDR WX0A2022090674227

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 5, 2022
- Submitted: September 6, 2022
- Operation: Air carrier
- Aircraft: [N272NV](https://openairdocs.org/aircraft/N272NV), registered now
- Make and model: Airbus A320-214
- Registry model: [Airbus A320-214](https://openairdocs.org/model/airbus-a320-214) (OpenAirDocs)
- Aircraft serial: 2995
- Aircraft time: 33,547 hours, 24,430 cycles
- System (JASC): [3300 · Lighting System](https://openairdocs.org/jasc/3300)
- Part: Epsu
- Part number: 321431
- Part serial: 870762
- 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/WX0A2022090674227

## Discrepancy

DURING WEEKLY CHECK FOUND EPSU (12WL) EMER R FAILING. / REMOVED AND REPLACED 12WL BATTERY WITH INSPECTED BATTERY IAW AMM 33-51-38-000-002-A. OPS CHECK GOOD FOR EMER R."

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