# SDR YENA201704190287

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 19, 2017
- Submitted: April 19, 2017
- Operation: Air carrier
- Aircraft: [N793JB](https://openairdocs.org/aircraft/N793JB), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 4647
- Aircraft time: 26,078 hours, 8,625 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 32146210
- Part serial: 136943
- Condition: No Test
- Location: Emergency Lights
- Part time: 26,078 hours, 8,625 cycles
- 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/YENA201704190287

## Discrepancy

EPSU (12WL) FAILED CAPACITY CHECK IAW T/C 33-51-00-710-003.   R & R THE EPSU IAW AMM 33-51-38.  OPS CHECKED GOOD.

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