When a switch fails, your mower may not start. Safety switches are a safety measure that exists to prevent your mower from starting in certain situations. Make sure your cables are tight and clean the corrosion from terminals. Replace if needed.Ī dead battery, loose cables, or corroded terminals can cause starting problemsĬharge your battery and replace it if it won’t hold a charge. The carburetor can become dirty and clogged due to bad fuel and ethanol deposits preventing fuel flowĬlean the components making up the carburetor.
Use a carb cleaner and compressed air to clear the clog out of the fuel line. Replace the filter if it is in bad condition.Ī dirty fuel filter will restrict fuel flowĪ failed or leaking fuel pump will no longer create the pressure needed to pump fuelīad fuel deposits and dirt can build up and clog the fuel lines preventing the engine from getting the required fuel Replace with a new spark plug, secure connections, and ensure it is gapped to manufacturer specificationsĭirt and grass can plug the air filter preventing airflow
Replace the cap if needed.Įxcessively dirty or broken spark plug bad connection not gapped correctly Try to clean the cap and remove the clogged vent. The vent in the cap can get clogged causing your tank to form a vacuum restricting fuel flow Use a fuel additive like Sea Foam to stabilize the fuel and assist with cleaning the fuel system. Snapper Lawn Mower Won’t Start: Solved! Causeįuel breaks down overtime making your fuel less efficient and prone to clogging the fuel systemĭrain the fuel tank and fill it with fresh fuel. These can also contribute to your Snapper lawn mower’s starting problem. This can be due to a plugged air filter clogging or failing parts in the fuel system a dirty spark plug or a faulty ignition coil.Ĭheck for fuel in the gas tank and make sure your battery isn’t dead.
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