# SDR 2008UALA00594

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 3, 2008
- Submitted: February 14, 2008
- Operation: Air carrier
- Aircraft: [N451UA](https://openairdocs.org/aircraft/N451UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 865
- Aircraft time: 32,994 hours, 12,482 cycles
- Engine: Iae V2527A5
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: D9239003500060
- Condition: Failed
- Location: Emergency Lights
- 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/2008UALA00594

## Discrepancy

L MID CABIN EPSU FAILED TEST.  FOUND EPSU FAILED.  REPLACED EPSU, ALL TESTS NORMAL.

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