Craftsman mower smoking

If the lawn mower engine produces black smoke , this indicates that the carburetor is getting too much fuel (or running rich). If the carburetor float is stuck open, the engine will get too much fuel. Similarly, if the carburetor choke is stuck close the lawn mower engine will not be able to draw in enough air to create the proper air-fuel mixture. This is all fairly easy to do and is great DIY project to save some money on. Re: Craftsman Riding mower smoking While sending the model info look at the exhaust pipe and muffler to see if they are taking on oil during operation.

Is the white smoke coming out of the exhaust pipe or is the oil leaking onto the outside of the muffler. If mower is still in good condition it would be well worth having diagnose especially if it was only needing head gasket or even simpler repair. I suspected that gas mixed in with the oil due to fuel flooding the carb and into the crankcase. My oil level was times the. Suspecting broken oil ring, valve guides or the head gasket.

Operating engine at greater than a degree angle. Inoperative crankcase breather. Overfilled oil is the most common cause of smoking. Craftsman mower parts Before installing the new filter, wipe up any access oil first.

Then start the mower and let it run for minutes. The engine will smoke for a while. After the engine stops smoking , turn it off and install the air filter. Then you can resume normal operation. If the mower was tipped the wrong way, oil can get into the area of the air filter.

This will cause the engine to smoke. To cure this problem, just wipe out the area with a paper towel. The start the engine and let it run with the air filter removed until the smoking stops.

It should stop smoking within minutes. Make sure the engine is off, and then lower the mower deck down. Remove the belt from the engine pulley. Then engage the PTO lever, this will release the pulley brakes.

Now go over every single pulley on the deck and make sure you can spin it. There should be the mandrel pulleys and idler pulleys on the deck. Black smoke may indicate that the mower is “running rich,” or burning too much gasoline.

Your lawn mower’s carburetor regulates the ratio of gasoline to air mixture. Gray or white smoke is usually caused by oil burning, and a blown head gasket, worn pistons and rings, bad valves, or an engine that has to much oil could cause gray or white smoke. The cause for dark colored smoke is usually excessive amount of fuel to the engine. If your mowers smoke is dark colore check the air filter first. A craftsman riding mower is definitely something we depend on and when it begins to malfunction it can be a huge inconvenience.

While you are waiting for an expert to respon I have attached some helpful links below that may provide information to assist you with your question. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Manual Choke - Most mowers will typically have a lever to control choke, if a choke flap is sticking in the on position, the mower will run rough and blow black smoke.

Cables will need adjustment from time to time. Pouring too much oil into the crankcase, or spilling a bit onto another part of the engine as you fill the crankcase, may cause blue smoke once the engine heats up while the mower is running. Riding Mower is making smoke A tractor that belches smoke may seem like it’s on iits last legs, but it may just have a clogged air filter, which can cause the engine to pull oil past the piston rings and generate an oily smelling cloud of smoke.