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I was told that I needed an alternate air supply, and to install a regular carb heat system for the alternate air. When would this be used?

April 26, 2017air alternate carb heat install needed regular supply system

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I was told that I needed an alternate air supply, and to install a regular carb heat system for the alternate air. When would this be used?

1 Answer

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An alternate air system should be installed similar to a fuel-injected aircraft. A carburetor heat system is not recommended. The alternate air is needed if your filter becomes blocked or plugged. Typically, alternate air draws air from inside the lower cowling.