# SDR YENA2023032700282

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 25, 2023
- Submitted: March 27, 2023
- Operation: Air carrier
- Aircraft: [N2002J](https://openairdocs.org/aircraft/N2002J), registered now
- Make and model: Airbus A321-271N
- Registry model: [Airbus A321-271N](https://openairdocs.org/model/airbus-a321-271n) (OpenAirDocs)
- Aircraft serial: 08823
- Aircraft time: 11,325 hours, 3,440 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Epsu
- Part number: 32146210
- Part serial: 162940
- Condition: Failed
- Location: 12wl
- Part time: 11,325 hours, 3,440 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA2023032700282

## Discrepancy

FLT#356, PLS-JFK. 'FOUND EPSU FAULTING THRU MCDU AND AT ACTUAL EPSU; R/R EPSU AT 12WL IAW AMM REF 33-51-38. THE OPS CHECK IS GOOD. OK FOR CONTINUED SERVICE.'

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