# SDR YENA2019040840177

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 4, 2019
- Submitted: April 8, 2019
- Operation: Air carrier
- Aircraft: [N509JB](https://openairdocs.org/aircraft/N509JB), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1270
- Aircraft time: 74,530 hours, 27,426 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: No Test
- Location: 11wl
- Part time: 4,440 hours, 1,617 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/YENA2019040840177

## Discrepancy

FT # 391,  EMERGENCY LIGHT TEST FAILED EPSU BATTERY  11WL; REMOVED AND REPLACED EPSU BATTERY AT FIN 11WL IAW AMM 33-51-38.

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