# SDR F3LA2017052300154

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 22, 2017
- Submitted: May 23, 2017
- Operation: Air carrier
- Aircraft: [N949FR](https://openairdocs.org/aircraft/N949FR), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 2857
- Aircraft time: 38,189 hours, 18,207 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 32146210
- Part serial: 007452
- Condition: Inoperative
- Location: Cabin
- Part time: 38,189 hours, 18,207 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/F3LA2017052300154

## Discrepancy

DURING EMERGENCY LIGHT TEST L1 EPSU INOPERATIVE. REMOVED AND REPLACED EPSU 10WL FWD. OPERATIONAL CHECK OK. REFERENCE AMM 33-51-38 PAGE BLOCK 401.

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