# SDR AALA201706289009

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 27, 2017
- Submitted: June 28, 2017
- Operation: Air carrier
- Aircraft: [N711UW](https://openairdocs.org/aircraft/N711UW), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1033
- Aircraft time: 49,484 hours, 28,652 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 32145410
- Part serial: 3054
- Condition: Failed
- Location: Emergency Lights
- Part time: 36,994 hours, 21,987 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/AALA201706289009

## Discrepancy

DURING PERIODIC SERVICE CHECK.  EMERGENCY LIGHT TEST FAILED FOR EPSU LOAD,  FWD LEFT ON FAP PANEL, FWD LEFT EPSU 10WF FAULTS EXTERNAL LIGHTS. REMOVED AND REPLACED EMERGENCY POWER SUPPLY.

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