# SDR CA050324007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 29, 2004
- Submitted: May 2, 2005
- Operation: General aviation
- Make and model: Amd FALCON900B
- System (JASC): [3020 · Air Intake Anti/De-Ice System](https://openairdocs.org/jasc/3020)
- Part: Anti-Ice Valve
- Part number: 6911B030100
- Part serial: 529
- Condition: Failed
- Location: Nr 1 Engine
- Stage of operation: DE
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA050324007

## Discrepancy

(CAN) DURING DESCENT, THE FLIGHT CREW NOTICED THAT THE NR 1 ENGINE ANTI-ICE VALVE WOULD NOT CLOSE UNLESS POWER WAS REDUCED TO IDLE. THE VALVE WAS REPLACED AND A SATISFACTORY ENGINE RUN WAS CARRIED OUT.

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