# SDR YENA2020110400508

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 31, 2020
- Submitted: November 4, 2020
- Operation: Air carrier
- Aircraft: [N966JT](https://openairdocs.org/aircraft/N966JT), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 7230
- Aircraft time: 15,300 hours, 5,073 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: No Test
- Location: Emergency Light
- 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/YENA2020110400508

## Discrepancy

FLT 737, BDL-MCO.  CAPACITY CHECK OF THE EPSU BATTERIES FAILED, REF ITEM 20 T/C 101100J1-8.  PERFORMED BATTERRY CAPACITY CHECK (EPSU), IAW AMM 33-51-00, ALL NORMAL.

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