# SDR YENA201710240860

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 24, 2017
- Submitted: October 24, 2017
- Operation: Air carrier
- Aircraft: [N504JB](https://openairdocs.org/aircraft/N504JB), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1156
- Aircraft time: 26,056 hours, 26,056 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 321431
- Part serial: 784540
- Condition: No Test
- Location: Emergency Lights
- Part time: 5,973 hours, 2,183 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/YENA201710240860

## Discrepancy

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

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