# SDR KCSA2017030201

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 2, 2017
- Submitted: March 9, 2017
- Operation: Air carrier
- Aircraft: [N539BC](https://openairdocs.org/aircraft/N539BC), registered now
- Make and model: Boeing 747-4B5
- Registry model: [Boeing 747-4B5](https://openairdocs.org/model/boeing-747-4b5) (OpenAirDocs)
- Aircraft serial: 26395
- Aircraft time: 84,748 hours, 15,064 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Warning
- Condition: False Activation
- Location: Main Deck
- 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/KCSA2017030201

## Discrepancy

MOMENTARY FIRE WARNING FOR MAIN DECK MID. VISUALLY INSPECTED MAIN DECK FOR SIGNS OF FIRE. NONE DETECTED. PERFORMED MAIN DECK CARGO BAY SMOKE DETECTORS SYSTEM TEST PASSED.

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