# SDR CALA2023051501495

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 5, 2023
- Submitted: May 15, 2023
- Operation: Air carrier
- Aircraft: [N490UA](https://openairdocs.org/aircraft/N490UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1728
- Aircraft time: 65,377 hours, 28,370 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: AD321431
- Part serial: 283890
- Condition: No Test
- Location: 12wl
- 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/CALA2023051501495

## Discrepancy

REMOVAL & INSTAL EPSU BATTERY (12WL),PART OFF:P/N:AD3214-31, S/N:283890,QTY:1-EA. PART ON:P/N:AD3214-31,S/N:295192,B/N:N463 UA3086,QTY:1-EA.LTPR NR#50012316740010.

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