Why would a lawn mower start and then stop?

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 stops the flow of fuel to the carburetor causing the engine to stall. To determine if the fuel cap vent is clogged, try slightly loosening the cap and then starting the engine.

Why did lawn mower quit?

Loose, Dirty or Disconnected Spark Plug in Your Lawn Mower: Check it out, clean off debris, re-connect and tighten. Dirty Air Filter: Clean or replace. Fuel Not Reaching the Engine: Tap the side of the carburetor to help the flow of gas. If this doesn’t work, you might need a new fuel filter.

Why is my Briggs and Stratton riding mower not starting?

Carburetor Problems Cause Mower Engines Not To StartThe carburetor regulates how air and fuel move through the engine to power your equipment. If it is dirty, that can cause poor engine performance or starting problems.

What should the idle speed be on a Briggs and Stratton lawn mower?

For aluminum-block engines, the engine should idle at 1750 RPM. On cast-iron block engines, the idle speed should be 1200 RPM. Adjust the idle adjustment screw slightly to fine-tune the engine to this optimum idle speed.

What kind of engine does Briggs and Stratton use?

By Chris Baylor. Briggs & Stratton manufactures a variety of small engines for use in lawn equipment, including lawn mowers, roto-tillers, pressure washers and other items. A Briggs & Stratton lawn mower engine uses a carburetor to mix the gasoline and air that is pulled into the cylinder for propulsion.

Where is the choke on a Briggs and Stratton lawn mower?

Your Briggs and Stratton lawnmower engine has a choke lever situated outside just near the handle. The lever, when set to ‘fast,’ provides maximum engine speed. When the lever is pulled, you adjust the governor arm position to send maximum fuel mixture to the engine for a higher combustion rate and a higher speed.

Why does my Briggs and Stratton lawn mower stop running?

So I set the choke to 1/2 way between “choke” and “run” and starts and sputters. I move it to run and move throttle to fast, it speeds up like it is going to keep running, then after a few seconds stops. This cycle keeps repeating. Speculating, it is as if it just burns up the fuel from performing the steps above and cannot draw more fuel and dies.

What are some common problems with Briggs and Stratton engines?

What Are Some Common Problems With Briggs & Stratton Engines? Briggs and Stratton engines are known to develop a few common issues, such as the engine overheating or smoking, the engine not starting at all, and the engine running poorly during use, states the company.

What to do if your lawn mower has a small engine problem?

If you store equipment with untreated gas in the tank, it can lead to engine damage. Prevent this problem in advance through proper lawn mower & outdoor power equipment storage. Using fuel stabilizer will keep your gas from creating small engine problems.

What to do if your Briggs and Stratton snow blower has a problem?

If you don’t have one of these, we recommend visiting your Briggs & Stratton repair dealer to perform the test and check that these components are in good shape. Use this simple Q&A format list to troubleshoot small engine problems you may experience with your lawn mower, snow blower or other power equipment.