# SDR YENA2019062820352

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 22, 2019
- Submitted: June 29, 2019
- 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: 11,896 hours, 3,982 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: No Test
- Location: Emergency Lights
- 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/YENA2019062820352

## Discrepancy

DURING HEAVY MAINTENANCE, EPSU BATTERY PACKS 5EA FAILED TEST IAW AMM SUBTASK 33-51-00-710-057-A; REF LHT-BQN NR 5000898562-0010. R & R 5EA IAW AMM 33-51-38-400-001-A. TESTS GOOD. SUPPLEMENTAL INFORMATION TO FOLLOW.

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