# SDR DALA14026203221

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 27, 2014
- Submitted: April 28, 2014
- Operation: Air carrier
- Aircraft: [N321US](https://openairdocs.org/aircraft/N321US), registered now
- Make and model: Airbus A320-211
- Registry model: [Airbus A320-211](https://openairdocs.org/model/airbus-industrie-a320-211) (OpenAirDocs)
- Aircraft serial: 262
- Aircraft time: 68,983 hours, 31,179 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Condition: Faulted
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: C
- Nature of condition: L, J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA14026203221

## Discrepancy

DURING NON ROUTINE CHECK, FOUND HARD FAULT AGAINST RT EMERGENCY EXIT EPSU 12WL. MAINTENANCE REPLACED EPSU AND FUNCTIONAL CHECK WAS NORMAL.

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