# SDR AALA20180102001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 1, 2018
- Submitted: January 5, 2018
- Operation: Air carrier
- Aircraft: [N146AA](https://openairdocs.org/aircraft/N146AA), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6761
- Aircraft time: 7,452 hours, 2,837 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 321430
- Condition: No Test
- Location: Emergency Lights
- 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/AALA20180102001

## Discrepancy

DURING EMERGENCY OPS TEST OF THE EMERGENCY LIGHTS, 14WL POWER SUPPLY  BATTERY FAILED.   MAINTENANCE REPLACED THE BATTERY IAW AMM 33-51-38 AND PERFORMED SUCCESSFUL OPS CHECK.

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