# SDR CALA2025110710994

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 4, 2025
- Submitted: November 7, 2025
- Operation: Air carrier
- Aircraft: [N2341U](https://openairdocs.org/aircraft/N2341U), registered now
- Make and model: Boeing 777-300ER
- Registry model: [Boeing 777-300ER](https://openairdocs.org/model/boeing-777-300er) (OpenAirDocs)
- Aircraft serial: 63721
- Aircraft time: 36,856 hours, 3,938 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Warning
- Part number: 4738763
- Part serial: 3660BA
- Condition: False Activation
- Location: Zone 100
- Part time: 36,844 hours, 3,937 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: N
- Precautionary procedure: F
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2025110710994

## Discrepancy

AFT CARGO FIRE INDICATED.  REMOVED LOWER CARGO FIRE EXTINGUISHING BOTTLES 1A AND 1B AS PER AMM 26-23-01.

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