# SDR YENA201711300973

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 30, 2017
- Submitted: December 4, 2017
- Operation: Air carrier
- Aircraft: [N527JL](https://openairdocs.org/aircraft/N527JL), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1557
- Aircraft time: 57,458 hours, 20,927 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 321431
- Part serial: 767624
- Condition: Discharged
- Location: Cabin
- Part time: 12,979 hours, 4,743 cycles
- 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/YENA201711300973

## Discrepancy

DURING HEAVY MAINTENANCE, 11WL BATTERY FAILS EMERGENCY LIGHT TEST FROM CIDS PANEL. REMOVED AND REPLACED 11WL BATTERY IAW AMM 33-51-38.

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