# SDR CALA2023041401119

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 12, 2023
- Submitted: April 14, 2023
- Operation: Air carrier
- Aircraft: N409UA
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 462
- Aircraft time: 88,920 hours, 34,486 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/CALA2023041401119

## Discrepancy

EPSU (11WL) BATTERY FAILED ON EMERGENCY LIGHTING. LTPR NR#50012223630010. EPSU (11WL) BATTERY FAILED ON EMERGENCY LIGHTING. LTPR NR#50012223630010.

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