# SDR YENA2026030400254

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 1, 2026
- Submitted: March 4, 2026
- Operation: Air carrier
- Aircraft: [N913JB](https://openairdocs.org/aircraft/N913JB), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 05909
- Aircraft time: 43,835 hours, 13,772 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Condition: Faulted
- Location: Zone 200
- Stage of operation: IN
- How discovered: V
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA2026030400254

## Discrepancy

DURING HEAVY MAINTENANCE: 11WL BATTERY FAULTED.   REMOVED AND REPLACED THE BATTERY IAW AMM 33-51-38-00-002-A/400-002-A.   PERFORMED AN OPS CHECK IAW 33-51-00-710-001-A.  CHECKED OK,  PERFORMED INTERFACE & POWER UP TEST OF THE CIDS IAW AMM 23-73-00-740-005-B.   TESTED OK.   WORK ACCOMPLISHED ON WO W004054 NR N1077.

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