# SDR DALA2026030601548

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 6, 2026
- Submitted: March 6, 2026
- Operation: Air carrier
- Aircraft: [N317DN](https://openairdocs.org/aircraft/N317DN), registered now
- Make and model: Airbus A321-213
- Registry model: [Airbus A321-213](https://openairdocs.org/model/airbus-a321-213) (OpenAirDocs)
- Aircraft serial: 7373
- Aircraft time: 27,093 hours, 12,454 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Failed
- Location: Zone200
- 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/DALA2026030601548

## Discrepancy

C/B Q13 TRIPPED IN FLIGHT.   C/B Q13 FWD ATTND PNL BAT T/S PER A321 TSM 33-51-00-810-830-A. FAULTED 10WL + 12WL. REPLACED BOTH 10WL AND 12WL PER A321 AMM 33-51. OPS CHK NML. NO FAULTS AT THIS TIME. (LP 7025872)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.