# SDR AALA20150920002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 20, 2015
- Submitted: September 23, 2015
- Operation: Air carrier
- Aircraft: [N118NN](https://openairdocs.org/aircraft/N118NN), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6162
- Aircraft time: 3,168 hours, 1,254 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 312431
- Part serial: 759421
- Condition: Faulty
- Location: Cabin
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20150920002

## Discrepancy

PERFORMED EMER LIGHT TEST DUE TO A CHECK.  BATTERY FAULT FOUND, BATTERY & EPSU 15WL MID L.  R & R BATTERY 15WL.  OPERATIONS CHECKED OK IAW MM 33-51-38-401.

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