Lawn Mower Runs For Awhile Then Dies

In this video we tackle a common problem. The carburetor is responsible for mixing the correct amounts of fuel and air from the volumes supplied by other components. Condensation inside the gas tank is one culprit but moisture can also enter the system through a loose or ill fitting gas cap.

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If this mix is incorrect the mower runs roughly then dies.

Lawn mower runs for awhile then dies. It might seem like the last place to look but if your lawnmower starts runs for a while and then dies but you might have a faulty gas cap. If your tank is half full it might run for long enough to make you think you have a faulty coil that is failing when hot. If your tank is topped off it might die in a minute or two leading you to think it is a fuel filter or carb problem. The vent is a check valve that allows air into the fuel tank but keeps gas fumes inside.

The fuel line is 1 4 you need to get approximately 2 ft and new clamps. Most lawnmowers have a vented gas cap. Sometimes the motor runs for a while before it sputters and dies. Cleaning the carburetor and draining the gas tank will fix the problem it s all covered.

Sometimes the check valve will fail and no longer allow air to enter the tank. Mower tune up while this isn t a specific fix to the lawn mower starting and then dying it will prevent most of the similar issues with your lawn mower automatically as it will keep everything flowing through it cleanly and maintained. Today s gasoline can ruin your fuel line. Other possible causes include.

The most common reason a lawn mower starts and then dies is because the carburetor is dirty.