# SDR WX0A2022090674226

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 5, 2022
- Submitted: September 6, 2022
- Operation: Air carrier
- Aircraft: [N259NV](https://openairdocs.org/aircraft/N259NV), registered now
- Make and model: Airbus A320-214
- Registry model: [Airbus A320-214](https://openairdocs.org/model/airbus-a320-214) (OpenAirDocs)
- Aircraft serial: 4057
- Aircraft time: 31,443 hours, 20,824 cycles
- System (JASC): [3300 · Lighting System](https://openairdocs.org/jasc/3300)
- Part: Epsu
- Part number: 32146210
- Part serial: 133236
- 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/WX0A2022090674226

## Discrepancy

EPSU (12WL) REQUIRES REPLACEMENT DUE TO EMERGENCY LIGHT OPS CHECK FAILURE. REF NR01000428 / REMOVE AND REPLACED EPSU OPS CK GOOD. REF AMM33-51-38-000-001A"

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