Your mower pulls in air from outside and mixes it with gasoline for the proper explosion inside the engine. A dirty air filter inhibits the flow of air into the carburetor. Clean or replace the air filter to stop the mower from sputtering to a halt. … Replace the cap to solve sputtering and dying.
Why does my riding lawn mower keep shutting off?
The carburetor might be clogged. A clogged carburetor is most commonly caused by leaving fuel in the lawn mower for a long period of time. … This sticky fuel can clog up the carburetor and cause the engine to stall. If the carburetor is clogged, try cleaning it with carburetor cleaner.
Why does my lawnmower run for 10 minutes then dies?
Most lawnmowers have a vented gas cap. The vent is a check valve that allows air into the fuel tank but keeps gas fumes inside. … After about 10 or 15 minutes, the vacuum will become strong enough that fuel will stop flowing to the carburetor and the lawnmower will die.
Why does my mower keep dying?
The fuel cap vent is clogged
If your lawnmower keeps dying, the carburettor is always the first part to check. … If your lawnmower starts then dies, a blockage in the fuel cap vent is also a possible problem. Before you start mowing your lawns, you probably fill up the fuel tank.
Why does my lawn mower shut off after a few minutes?
Condensation inside the gas tank is one culprit, but moisture can also enter the system through a loose or ill fitting gas cap. The best solution is to drain the mower’s gas tank and refill it with fresh gasoline. A clogged fuel filter can also cause a mower engine to die. … Drain, clean and refill a dirty gas tank.
Why does my John Deere mower shut off while mowing?
Too much air in the system is as detrimental to smooth operations as too little air. Make sure the carburetor mounting bolts are tight. … On the opposite end of the spectrum, too little air to the carburetor may be the result or a dirty air filter, which also can cause a mower to stop running after several minutes.
Why does my lawn mower start but not stay running?
A full gas tank and oil reservoir are the essential first steps when checking why the lawn mower won’t stay running, but the problem could also be a dirty filter, clogged carburetor, improper fuel mixture, or a dirty spark plug. … However, you may need a lawn mower specialist to get you back to trimming your grass.
How do you clean a carburetor on a lawn mower without removing it?
However, you can not spray the carburetor when the engine is off since it cannot do the cleaning without being propelled. All you need to do is to start the engine and spray directly at the center of the carburetor while it is running. Any deposits clogging in the carburetor will easily be removed.