# SDR DALA1012273252

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 6, 2010
- Submitted: June 9, 2010
- Operation: Air carrier
- Aircraft: [N352NW](https://openairdocs.org/aircraft/N352NW), registered now
- Make and model: Airbus A320-212
- Registry model: [Airbus A320-212](https://openairdocs.org/model/airbus-industrie-a320-212) (OpenAirDocs)
- Aircraft serial: 778
- Aircraft time: 37,506 hours, 16,804 cycles
- Engine: Ge CFM56*
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Condition: Inoperative
- Location: Emergency Light
- 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/DALA1012273252

## Discrepancy

DURING A NON ROUTINE CHECK, THE EMERGENCY POWER SUPPLY UNIT FAILED TEST. REPLACED EPSU AND CHECK WAS NORMAL. ACFT RETURNED TO SERVICE.

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