# SDR F3LA2021040200028

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 2, 2021
- Submitted: April 2, 2021
- Operation: Air carrier
- Aircraft: [N941FR](https://openairdocs.org/aircraft/N941FR), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 02483
- Aircraft time: 56,367 hours, 24,504 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 32146210
- Part serial: 1061
- Condition: Faulted
- Location: Emergency Lights
- Part time: 1,273 hours, 580 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/F3LA2021040200028

## Discrepancy

DISCREPANCY: LP1264105 ITEM 1- EPSU 10WL FAILED EPSU SYS TEST.  FOUND 10WL BATTERY EXPIRED, CORRECTIVE ACTION: R&R BATTERY & FAULT CONTINUED, R&R EPSU UNIT FAULT CLEARED, TEST OK AT THIS TIME REF AMM 33-51-38-04- CONF 00.

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