# SDR UIEA2025102801282

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 28, 2025
- Submitted: October 29, 2025
- Operation: Air carrier
- Aircraft: [N454PA](https://openairdocs.org/aircraft/N454PA), registered now
- Make and model: Boeing 747-46NF
- Registry model: [Boeing 747-46NF](https://openairdocs.org/model/boeing-747-46nf) (OpenAirDocs)
- Aircraft serial: 30812
- Aircraft time: 97,024 hours, 16,197 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Warning
- Condition: False Activation
- Location: Zone 200
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2025102801282

## Discrepancy

CREW REPORTED DURING CRUISE, CARGO FIRE MAIN DECK ZONE 11 EICAS MSG.  FOUND MESSAGE 26330/26331 NOT ACTIVE. CREW CONFIRMED NO ACTUAL SMOKE/FIRE ON MAIN DECK. CARGO CONSISTS OF FLOWERS. SMOKE DETECTOR TEST PASSED PER AMM 26-14-01. NO FURTHER DEFECTS NOTED

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