# SDR AALA202603250682

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 22, 2026
- Submitted: March 25, 2026
- Operation: Air carrier
- Aircraft: [N156AN](https://openairdocs.org/aircraft/N156AN), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6983
- Aircraft time: 30,216 hours, 12,075 cycles
- System (JASC): [2620 · Extinguishing System](https://openairdocs.org/jasc/2620)
- Part: Extinguisher
- Part number: 346000491
- Part serial: 35985F1
- Condition: Warning Message
- Location: Zone 100
- Part time: 42,659 hours, 16,860 cycles
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202603250682

## Discrepancy

AIRCRAFT WAS GROUNDED: ECAM SMOKE FORWARD CARGO BOTTLE AND AFT CARGO BOTTLE FAULT. ECAM CLEARED WITH CARGO SMOKE DISCHARGE REMAINED ILLUMINATED ON THE OVERHEAD. MAINTENANCE REPLACED FORWARD CARGO FIRE BOTTLE IAND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 26-23-41 WITH NO FAULTS NOTED.

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