# SDR WX0A20200219475

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 18, 2020
- Submitted: February 19, 2020
- Operation: Air carrier
- Aircraft: [N326NV](https://openairdocs.org/aircraft/N326NV), registered now
- Make and model: Airbus A319-111
- Registry model: [Airbus A319-111](https://openairdocs.org/model/airbus-a319-111) (OpenAirDocs)
- Aircraft serial: 2586
- Aircraft time: 43,676 hours, 32,998 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: AD321431
- Part serial: 198459
- Condition: No Test
- Location: Emergency Lights
- 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/WX0A20200219475

## Discrepancy

WHILE PERFORMING EMERGENCY LIGHT TEST GOT A BAT/ EPSU 13WL AFT L MSG. / REMOVED AND REPLACED EPSU BATTERY ON EPSU 13WL REF A319 AMM 33-51-58 PB401. OPS CHECK GOOD."

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