# SDR EE4Y2023120618969

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 10, 2023
- Submitted: December 14, 2023
- Operation: General aviation
- Filed by: [Cooperativa Autogestionaria de Servicios Aeroindus, repair station EE4Y151M](https://openairdocs.org/faa-repair-station/EE4Y151M/cooperativa-autogestionaria-de-servicios-aeroindus.md) (OpenAirDocs)
- Aircraft: [N287](https://openairdocs.org/aircraft/N287), registered now
- Make and model: Airbus A320-214
- Registry model: [Airbus A320-214](https://openairdocs.org/model/airbus-a320-214) (OpenAirDocs)
- Aircraft serial: 4508
- Aircraft time: 41,885 hours, 27,092 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Component: Epsu Battery, Diehl
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/EE4Y2023120618969

## Discrepancy

DURING INSPECTION IAW ALLEGIANT TASK 335100-03-1-001 UPPER FUSELAGE PAX CABIN EPSUBATTERY FAILED AT FOLLOWING POSITIONS FWD LH ,EMER LH AND AFT LH. DUE THIS CONDITION WASREPLACED 3 EA EPSU BATTERY ON POSITIONS FWD LH,EMER LH AND AFT LH IAW A320 AMMTASK33-51-38-400-002-A . AFTER THE SYSTEM TEST WAS FOUND OK

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