# SDR YENA201902184070

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 14, 2019
- Submitted: February 18, 2019
- Operation: Air carrier
- Aircraft: [N976JT](https://openairdocs.org/aircraft/N976JT), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 7529
- Aircraft time: 9,253 hours, 1,787 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 321431
- Part serial: 796769
- Condition: Failed
- Location: 13wl
- Part time: 9,253 hours, 1,787 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/YENA201902184070

## Discrepancy

FT # 190,  DURING T/C A320-35-51-00-710-003 EPSU BAT 11WL, 13WL, AND 15WL FAIL; R & R BAT 11WL, 13WL, AND 15WL. OPS TEST GOOD. REF MM 33-51-00.

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