# SDR CALA2023041401122

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 12, 2023
- Submitted: April 14, 2023
- Operation: Air carrier
- Aircraft: [N846UA](https://openairdocs.org/aircraft/N846UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 1600
- Aircraft time: 65,665 hours, 29,101 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: AD32143
- Condition: Inoperative
- Location: 11wl
- Stage of operation: IN
- How discovered: O
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023041401122

## Discrepancy

EPSU BATTERY (11WL) FAILED ON EMERGENCY LIGHTNING BATTERY CAPACITY TEST AND REUQIRES REPLACEMENT. LTPR NR# 5001223536-0010 BATTERY REPLACEMENT OF (11WL) PERFORMED IAW AMM: 33-51-38-000- 002 / 33-51-38-400-002 REV 119. M&E P/N: 18-3351-3-0001, S/N OFF: 119508, S/N ON: 299043. LTPR NR# 5001223536-0010.

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