# SDR F3LA2021012800005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 28, 2021
- Submitted: January 28, 2021
- Operation: Air carrier
- Aircraft: [N943FR](https://openairdocs.org/aircraft/N943FR), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 2518
- Aircraft time: 55,012 hours, 23,793 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 32146210
- Part serial: 3390
- Condition: Failed
- Location: Emergency Lights
- Part time: 40,716 hours, 19,842 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/F3LA2021012800005

## Discrepancy

EPSU BATTERY FAILED REMOVED AND REPLACED EPSU EMERGENCY POWER SUPPLY UNIT.  OPERATIONS CHECK OK, IAW AMM 33-51-38-400-001-A.

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