Why does my 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.
Why does my Craftsman lawn mower keep shutting off?
A clogged carburetor is most commonly caused by leaving fuel in the lawn mower for a long period of time. Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. This sticky fuel can clog up the carburetor and cause the engine to stall.
Why does my lawnmower run for 10 minutes then dies?
As the fuel level drops, a vacuum begins to form in the fuel tank because air can get in to fill the space the consumed fuel occupied. 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 Craftsman riding lawn mower keep shutting off?
If the carburetor is clogged, try cleaning it with carburetor cleaner. If cleaning the carburetor isn’t effective, rebuild or replace the entire carburetor. 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.
Why does my Craftsman riding mower keep dying?
Your Craftsman Lawn Mower may start then die when your lawn mower is unable to regulate the air to fuel mixture required by the engine to form a combustion. This could be due to a dirty carburetor, bad fuel, plugged air filter, broken fuel pump, plugged fan or other components that can restrict fuel or air flow.
What causes a craftsman lawn mower to die?
A dirty carburetor can be the reason your Craftsman mower dies. The deposits left behind by bad fuel can create a buildup in your carburetor. When the carburetor is dirty it may not be able to properly regulate the air and gas mixture required to create a combustion.
Should you buy a new lawn mower when your one dies?
You might be tempted to just write the whole thing off and buy a new one. However, you shouldn’t throw in the towel yet, because there are a number of possible causes for why a lawn mower starts then dies—and you can actually resolve some of them fairly easily, giving you plenty more mowing sessions with that lawn care machine.
How to fix a lawn mower that won’t start?
An important part to mention is main jet. It is the most common reason a lawn mower starts and then dies. That is why you should carefully clean it. Poke a bread tie wire through the small hole of the main jet and clean it up. Also, you need to be careful not to overtighten this bolt.
How do you know if your mower is dying?
It starts and runs fine, mows for about 20 minutes then starts to miss. If I keep feathering the throttle it will continue to run, but then there is no throttle control, just wide open. It then eventually dies.