# SDR YENA2021010800017

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 7, 2021
- Submitted: January 8, 2021
- Operation: Air carrier
- Aircraft: [N935JB](https://openairdocs.org/aircraft/N935JB), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6185
- Aircraft time: 26,812 hours, 5,167 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 321431
- Part serial: 838997
- Condition: No Test
- Location: Emergency Lights
- Part time: 7,281 hours, 2,532 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/YENA2021010800017

## Discrepancy

14WL EMERGENCY LIGHT BATTERY FAILED SELF TEST.  TASK CARD A320-33-51-00-710-003A.  REMOVED AND REPLACED 14WL EMERGENCY LIGHT BATTERY, IAW AMM 33-51-38.  OPERATIONS CHECK GOOD, NO DEFECTS NOTED AT THIS TIME.

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