Have replaced the oil, gas, spark plug and starter pull cord assembly. Whether you’ve got a Toro lawn mower, a Briggs and Stratton lawn mower, or one of the other popular brands, the last thing you want once winter finally lifts and spring has sprung is a lawn mower that won’t start. There are various reasons for spark plug flooding: It may be due for a change. It's been a while since I changed the oil. Tip #5: Check Your Spark Plug. With these tips, you will surely be able to maintain your lawn as well as your mower in a good condition. Why do we Need to Use Lawn Mower? Reattach the spark plug wire to the plug. Either way, it is pointlessly expensive to continue repairs. I removed the spark plug and it was dirty but had no oil on it. Move your mower off your lawn to a hard surface. For an engine to startup, it basically requires two things: fuel and a spark. You should check one last time for any mistakes you may have made and attempt a start on fresh gas. You should always clean the mower after every use so as to attain optimum results from each part of the mower. You might even have to check for the air filters before checking the spark plug. How Often Do I Need to Change a Spark Plug in a Stihl Chainsaw? Also, maintaining the mower in a good condition will improve the duration of the life of the mower and the quality will also not be compromised. How Much Gas Does a Riding Lawn Mower Use? Another possible cause for this problem is excessive wear on the valve guides. Your lawn mower has been sitting for a period of time and now it won’t start. I have mentioned six reasons for your mower to not work and steps to improve this. This category only includes cookies that ensures basic functionalities and security features of the website. When you’re having problems with your gasoline-powered lawnmower, a likely cause may be a bad spark plug. The engine won't start or runs rough if the spark plug … What Is the Distance Between the Ignition Coils for the Homelite XL-76? It is mandatory to procure user consent prior to running these cookies on your website. These cookies will be stored in your browser only with your consent. 9 Best Lawn Mowers for 5 Acres – Buyer’s Guide & Reviews. This can also happen if your mower blade is dragging in grass or clogged with grass clippings. If your plug has wet, oily deposits, it's time to take the mower in for servicing, because oil is leaking into the combustion chamber where it shouldn't be. To fix these issues, replace the fuel filter, clean the carburetor and spark plug, and replace the fuel if it is old as illustrated below. Bad compression can also lead to … What is Mow-in-reverse? As a landscape builder, he helped establish two gardening companies. How to Troubleshoot a Kenmore Elite Gas Dryer That Won't Heat, My Push Lawn Mower Doesn't Seem to Be Getting Gas. Could be mostly gas on the plug if u have pulled the starter rope a number of times. it holds up the mowers fuel bowl. take a lighter and hold the flame to the spark contacts on the bottom of the plug to burn any oil off. After this, you can check for dirt in the interior of the tank. It's a Craftsman 6.0 HorsePower push mower… So you take out your lawn mower and reach the most disgusting part. 8 Best Mower for 1 Acre & 1/2 Acres – Buyer’s Guide & Reviews. Some Honda mowers won't start if the oil level is low, this isn't a flaw, it's designed that way to protect the engine. Now after rectifying the other issues, if your mower’s motor is rotating but if the engine does not work, then there could be a problem with the gear. These cookies do not store any personal information. Lawn Mower Won't Start After Winter. A spark plug won't fire properly if its electrodes have been worn thin, if they are covered with combustion deposits or if they're wet. If your mower just won't start, check that you've got fuel. Spark plugs are little pieces of heaven that make engines perform better, and since a lawn mower also has an engine, it needs one of these. If you've got enough petrol then the next step is to check your mower's spark plug before taking your mower in to the specialists. If it does not work then try replacing the spark plug with a new one. The engine was running fine, only 3.5 months old, but will not start, air filter looks good, spark plug looks good. The spark plug screws into a hole on the engine in such a way so that its electrode protrudes into the combustion chamber while its other end remains outside, available for connection to the spark plug wire. As we all know that the lawn mowers take up a lot of electricity and some bad quality plugs can get over heated and cause problems due to their low resistance to voltage. Compression. Once the cleaning is over, you must dry the spark plug before putting it back into the mower. Electrodes that have been worn thin are a sign of overheating, often caused by too much ethanol in the gas. The spark plug is wet when I pull it out so its getting gas. Keep your engine in good working condition by tuning it frequently. Even though we will be able to rectify the smaller issues that arise with the lawn mower, it is always better to maintain the mower in good condition. The connectors should be attached securely to the end of the plug and positioned vertically. For this to not happen, it is advisable to check the filter in the carburetor. In case there is oil leftover in the spark plug then you should the necessary solution to clean the spark plug. Why the Spark Plug Won't Fire on a Lawn Mower. Check the spark plug itself. With a four cycle, the crank case holds a little over a quart of oil for most lawn mower engines. A Guide of Lawn Mowing Frequency in Different Seasons, How to Buy a Safe Lawnmower & Increasing Mowing Safety, 12 Common Problems of Lawn Mower – How to Fix. Will Grass Thicken on its Own? Using your insulated pliers, hold the plug threads firmly against the metal of the engine. It's good practice to check the oil level every time you fill the gas tank. If it is not the right product then your mower might not start. By clicking “Accept”, you consent to the use of ALL the cookies. If you don't see a spark on the tester, there may be a problem with the ignition coil of the flywheel to which it's attached. How to Remove Rocks from Yard Before Mowing the Lawn? Now you can start the mower, and if it starts then this is the problem and you can fix using the above solution. Similar to the previous point, heat tends to degrade this seal over time letting the oil reaching the spark plugs. Additionally, the cylinder may be time for any mistakes you may have into... 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