# SDR CALA2017111304060

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 13, 2017
- Submitted: November 13, 2017
- Operation: Air carrier
- Aircraft: N411UA
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 464
- Aircraft time: 77,578 hours, 29,360 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 32145410
- Part serial: 8260
- Condition: No Test
- 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/CALA2017111304060

## Discrepancy

OVERWING EPSU FAULT ILLUMINATED DURING AN EMERGENCY LIGHT TEST.  REPLACED LEFT OVERWING EPSU. REPLACED THE RT OVERWING EXIT SIGNS AND OVERWING CENTER EXIT SIGN IAW AMM 33-51-38-400-001-A, SYSTEM CHECKED GOOD.

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