# SDR IPXA2025021805103

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 18, 2025
- Submitted: February 18, 2025
- Operation: Air carrier
- Aircraft: [N612UP](https://openairdocs.org/aircraft/N612UP), registered now
- Make and model: Boeing 747-8F
- Registry model: [Boeing 747-8F](https://openairdocs.org/model/boeing-747-8f) (OpenAirDocs)
- Aircraft serial: 64258
- Aircraft time: 25,149 hours, 3,687 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Warning
- Condition: Activated
- Location: Zone 100
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2025021805103

## Discrepancy

**EMERGENCY DECLARED** **ATB**  AFT FIRE CARGO INDICATION AT 2000 FT ON TK-OFF 35L. SMELLED SMOKE WHILE RUNNING CHECKLIST. NO OBSERVATION FROM FIRE DEPT. AIR TURN BACK.  OPEN

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