# SDR YENA20121222687

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 22, 2012
- Submitted: December 26, 2012
- Operation: Air carrier
- Aircraft: [N594JB](https://openairdocs.org/aircraft/N594JB), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 2284
- Aircraft time: 33,319 hours, 11,741 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 321431
- Part serial: 113193
- Condition: Discharged
- Location: Cabin
- Part time: 443 hours, 151 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/YENA20121222687

## Discrepancy

FLT 21 JFK-TPA, ON MAINTENANCE CHECK FOUND LEFT FWD EXTERIOR OVERWING ESCAPE LIGHT 61WL INOP (OVERWING EMERGENCY LIGHT).  REPLACED 11WL EPSU AND BATTERY REF MM 33-51-38.  SYSTEM CHECK NORMAL.

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