# SDR WX0A2022071174147

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 10, 2022
- Submitted: July 11, 2022
- Operation: Air carrier
- Aircraft: [N233NV](https://openairdocs.org/aircraft/N233NV), registered now
- Make and model: Airbus A320-214
- Registry model: [Airbus A320-214](https://openairdocs.org/model/airbus-a320-214) (OpenAirDocs)
- Aircraft serial: 2001
- Aircraft time: 45,810 hours, 25,519 cycles
- System (JASC): [3300 · Lighting System](https://openairdocs.org/jasc/3300)
- Part: Epsu
- Part number: 321431
- Part serial: 873466
- Condition: None
- Stage of operation: IN
- How discovered: O
- Nature of condition: P
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WX0A2022071174147

## Discrepancy

EMERGENCY POWER SUPPLY UNITS AT FIN 10WL, 11WL, 12WL AND 13WL REQUIRE REPLACEMENT. / REMOVED AND REPLACED EMERGENCY POWER SUPPLY UNITS AT FIN 10WL, 11WL, 12WL AND 13WL. OPS CHECK AND BITE CHECK GOOD IAW AMM 33-51-38"

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