# SDR CALA2023081602516

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 14, 2023
- Submitted: August 16, 2023
- Operation: Air carrier
- Aircraft: [N488UA](https://openairdocs.org/aircraft/N488UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1680
- Aircraft time: 65,905 hours, 29,010 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: AD321431
- Part serial: 293553
- Condition: No Test
- Location: 13wl
- 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/CALA2023081602516

## Discrepancy

EPSU BATTERY (13WL) FAILED ON EMERGENCY LIGHTNING BATTERY CAPACITY TEST AND REQUIRE REPLACEMNT. LTPR NR#5001250321-0010. BATTERY REPLACEMENT OF (13WL) PERFORMED IAW AMM:33-51-38-000-002 REV 120 & AMM:33-51-3-400-002 REV 120. TEST SATIRFACTORY. REMOVE PART INFO: P/N:AD-3214-31, S/N:293553, INSTALL PART INFO: P/N:AD-3214-31 S/N:273853. RECORDED ON LTPR NR#5001250321-0010.

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