# SDR WX0A2020101973592

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 17, 2020
- Submitted: October 19, 2020
- Operation: Air carrier
- Aircraft: N333NV
- Make and model: Airbus A319-111
- Registry model: [Airbus A319-111](https://openairdocs.org/model/airbus-a319-111) (OpenAirDocs)
- Aircraft serial: 2790
- Aircraft time: 40,821 hours, 35,395 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Epsu
- Part number: 32146210
- Part serial: 008850
- 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/WX0A2020101973592

## Discrepancy

EMERGENCY POWER SUPPLY UNIT FAILED BATTERY TEST.  REMOVED AND REPLACED 12WL (RT) EMERGENCY POWER SUPPLY UNIT, IAW AMM 33-51-38-000-002 AND 33-51-38-400-002.  OPERATIONS CHECK GOOD.

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