Run the carburetor dry before storing your chainsaw.
Run the carburetor dry — it’s the single best way to avoid gummed-up jets come spring.
Modern gas has ethanol. Ethanol attracts moisture and leaves a varnish when it sits for months. That varnish plugs the tiny passages in your carburetor, and then you spend April rebuilding it instead of cutting wood.
The fix is simple: on your last use, disconnect the fuel line or let it run with the fuel valve off (if your saw has one). Let it idle until it dies from fuel starvation. That clears the carb bowl and fuel lines. Add fuel stabilizer to the gas