8/17/2023 0 Comments Snowblower bad spark plug symptoms![]() Where the air filter was connected to the carburetor, you’ll see an open cylindrical valve. After removing the air filter cover and the air filter, you’ll be looking at the carburetor (a metal case with a cylindrical opening).Ĭarb cleaner is a solvent that comes in an aerosol can with a straw that fits on the nozzle to deliver a forceful shot of gunk-dissolving spray directly into the carburetor. A carburetor’s purpose is to combine air and fuel in a precise ratio for efficient combustion, so if it’s clogged with residue, it can’t do its job.Ĭheck your owner’s manual for instructions on how to access the carburetor, located beneath the air filter. If none of the above steps have gotten your snow blower going, you may need to clean the carburetor more aggressively to dissolve gunk and residue. ![]() RELATED: The Best Oils for Snowblower Maintenance Clean the carburetor. ![]() If the line is hard, cracked, or kinked, replace it with a new one. A leak can prevent fuel from reaching the carburetor and keep the snow blower from starting. Over time, fuel lines can harden, and a brittle line is prone to leaking fuel, either from a crack or around the connections where it meets the gas tank and the carburetor. ![]() The fuel line, which runs from the gas tank to the carburetor, should be flexible and pliable. If you find a crack, replace the spark plug with a new one. Inspect the porcelain sleeves for cracks. If the snow blower won’t start even now, the spark plugs may be beyond repair. To do so, use carburetor cleaner and a wire brush.
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