# SDR YENA201803200136

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 20, 2018
- Submitted: March 20, 2018
- Operation: Air carrier
- Aircraft: [N588JB](https://openairdocs.org/aircraft/N588JB), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 2201
- Aircraft time: 56,225 hours, 20,063 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 321431
- Part serial: 103583
- Condition: No Test
- Location: Emergency Light
- Part time: 17,986 hours, 6,638 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/YENA201803200136

## Discrepancy

EPSU BATTERY 13WL FAILED AN EMERGENCY LIGHT SYSTEM TEST.   R & R THE BATTERY IAW AMM 33-51-38, BATTERY AND SYSTEM OPS CHECKED GOOD.

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