No air gets in, so no gas gets out. after about half hour it will start up and run for a little while. You also have the option to opt-out of these cookies. Thanks! If the gas in your mower has been sitting inactive for a while, evaporation has most likely created a damaging residue. When the ignition coil gets hot, it can stop working causing your lawn mower to quit running. Not even Trufuel. I show you a quick, easy, fast way to check it.Click here for a new fuel cap https://amzn.to/2zn4ARKPlease click the like button and tell me what you think of this video in the comments section below.For more videos like this, check out: How To Adjust the RPM Speed on a Lawn Mower https://youtu.be/7YrA3QEIFnEHow To Fix A Surging Engine On A Lawn Mower https://youtu.be/JOI293d8XUgHere's Why Your Lawn Mower Is Leaking Gas https://youtu.be/tp67AzWNbI4How To Sharpen And Balance A Lawn Mower Blade Correctly https://youtu.be/HkTqhfydrjkWELCOME to the Steves Small Engine Saloon YouTube channel! Once the clog is removed, reinstall it. @deser. To protect your lawn mower from the effects of ethanol, use your fuel supply within 30 days of buying and only buy fuel from a busy gas station. An insufficient engine oil level, blocked cooling fins, and a clogged mower deck can cause the mower to overheat and shut down. This what I did: 1) replaced dirty filter. Either of these items can also cause the mower to quit running. The spark plug works with the ignition coil to create a timed spark in the cylinder, causing combustion. Robert Booth, You should mark the question as solved, Robert ;-), Jun 3, 2010 by Repair information and troubleshooting for Craftsman-brand riding lawnmowers. Any injury, damage or loss that may result from improper use of these tools, equipment, or the information contained in this video is the sole responsibility of the user and not DONYBOY73 The Small Engine Doctor\".#donyboy73 #smallengine #lawntractor Bobby, I did get your thanks. What do you think about checking the gas cap for clogged vent as another easy thing to check before calling the pros? If you need a more precise application, Gumout makes a cleaner (Amazon link) that will do the trick with its jet spray applicator. Your check valve may not be letting air into the fuel tank, which will form a vacuum seal as the gas drains. Something as simple as a plugged air filter can cause your Cub Cadet to shut off. When the gap is correct, the gauge will drag a bit as you pull it through the gap. The filter shows no fuel in the chamber when it dies. I change the spark plug and oil every Spring. Your Cub Cadet lawn mower may use a different style of air filter. Follow the directions on the bottle for mixing. 6 Conclusion Lawn mower stops running when hot A lawn mower will get up to running temp within a few minutes. It was probably the carb's float valve not working, but as a fix I installed a fuel shutoff valve in the fuel line leading to the carb which had to be closed when the engine was at rest. May 8, 2011. The vent is a check valve that allows air into the fuel tank but keeps gas fumes inside. Running fine until recently. From her description, we agreed that it was either a fuel or air problem. Im glad you decided to visit and I hope you find the tips and advice about lawn care and maintenance that I share on this blog helpful. My wife, as is her wont, was mowing while I was out of town for the week. Unscrew the carburetor bowl and give it a once over with the cleaner. Share. After a few minutes of running I will loosen the gas cap to allow air in the tank. Mower Engine Runs for 10 Minutes and Stops | DoItYourself.com The issue I'm having is that it runs for 10 minutes then dies out. That fixed my problem. @randylangston. You seem to think it is fuel related.but it is a electronic issue. My tractor lawn mower will run for a few minutes till it warms up then acts like it is out of gas. If they are dirty or faulty, they will not spark, and your mower will not start, or may start and then quickly die. No information contained in this video shall create any express or implied warranty or guarantee of any kind. Thanks for watching!Easy to follow and thorough step by step tutorials do it yourself (DIY) to help you with your broken lawn and garden equipment including snowblowers. Youll need a socket wrench of the right size to remove your plug (check your manual to find the correct size for your mower/spark plug). ptprofessor numbers off of the tag. Affiliate disclosure: As an Amazon Associate, we may earn commissions from qualifying purchases from Amazon.com. FIX:Remove the engine cover and clean the cooling fins. If the mower fires and stays running without the billowing puffs of white smoke, you have corrected your problem. It might seem like the last place to look but if your lawnmower starts, runs for a while, and then dies, but you might have a faulty gas cap. FIX: Replace a spark plug that is very dark in color or is worn or damaged. And, I got my nap. The action you just performed triggered the security solution. Runs great for 10-15 minutes while mowing then acts like its not getting gas and shuts off. Diagnosing a fuel cap that isnt venting properly is easy. To clear a clogged fuel line, remove the fuel line, and spray carburetor cleaner into the line followed by compressed air to remove the blockage. 2 Checking the spark plug 3 Checking the air filter 4 How to start a lawn mower with a choke 4.1 The lawn mower only runs on choke. Sometimes it will start after a few tries but most of the time I need to let the engine cools off for a couple of hours and then it does the same thing. Follow all safety instructions provided in your equipment operators manual before diagnosing, repairing, or operating. A Cub Cadet Lawn Mower may start and then die when it is unable to regulate the air-to-fuel mixture required by the engine to form combustion. This is actually an easy fix. My friend used the mower like I fixed it for a few more years before he got a new one. A dirty carburetor can be the reason your Cub Cadet mower starts and then dies. However, its pretty frustrating to be all ready to tackle those tall green blades only to have your mower fire up and then sputter out. Your IP: How did I know? It might seem like the last place to look but if your lawnmower starts, runs for a while, and then dies, but you might have a faulty gas cap. Try to restart the mower. For a better experience, please enable JavaScript in your browser before proceeding. And, if you live in a more temperate zone, your mower works hard year-around. LawnMowerGuru.com, All Rights Reserved. As an Amazon Associate I earn from qualifying purchases.#stevessmallenginesaloon #smallenginerepair #smallengine #repair #diy #fix #troubleshooting #howto #engine #howitworks #doityourself #lawnandgarden #lawnmower #Honda #BriggsandStratton The end result is restricted gas flow, which means your mower can start and die shortly thereafter. These tips are for both the homeowner and shop owner.Whether it be a handheld, two stroke, two cycle engine like a chainsaw, weed eater, weed wacker, string trimmer, grass trimmer, line trimmer, hedge trimmer, strimmer, brush cutter, leaf blower, or four stroke, four cycle units like a lawnmower, wood splitter, lawn tractor, snowblower, pressure washer, generator or a ride on mower that needs parts installed or replaced, Im your go-to guy.My favorite brands of spark plugs are NGK and Champion and are the ones I recommend.Ive been a small engine mechanic for many decades and also run my own repair shop so my videos are loaded with tips and tricks that I have learned and want to share with you. Small engines require unleaded gasoline with an octane rating of 87 or greater. "Like magic. Print. You know your mower cant run without gasoline, but the quality of the gas is equally important. Briggs & Stratton engine runs for 10 minutes and stops This small explosion makes your engine produce power. Nov 24, 2017 by (when is it safe? It has an electrode that passes through a ceramic insulator. Ethanol attracts moisture in the fuel system. A lot of modern mowers have auto-choke and if that gets out of whack the mower will die after starting up. You can learn more about this here. My riding mower dies completely after about 15 minutes of work. - iFixit As you mow your lawn the engine consumes fuel from the tank. Copyright 2023. It does start again but does off after about 1 minute after that. Totally agree about ethanol-free gas. Required fields are marked *. This will allow air back into the fuel tank so fuel can flow again. Your email address will not be published. The gas must also contain no greater than 10% ethanol. The tractor ran perfectly. I am not good on the computer.. You will also find many tool and product reviews from top brands on my channel as well.I have the largest Small Engine Repair Video Library on Youtube and the entire internet with over 1200 videos, just GOOGLE \"DONYBOY73\"!I want \"DON THE SMALL ENGINE DOCTOR\" on Youtube to save you time, frustration and most importantly, MONEY with my HOW-TO videos!Due to factors beyond the control of DONYBOY73 The Small Engine Doctor, it cannot guarantee against unauthorized modifications of this information, or improper use of this information. Be careful to not let any dirt or debris enter your fuel system when testing your mower without the fuel cap. Your dirty carburetor needs a good blowout with an aerosol can of carburetor cleaner. could it be the ignition coil? Please ensure that you take all proper recommended safety measures before attempting any project. Ethanol attracts moisture in the fuel system and will begin to separate from gasoline sinking to the bottom of the tank. Remove the filter, give the hole a spray, then replace the filter. SUBSCRIBE for more free repair videos https://www.youtube.com/channel/UCpqca7L2YYDN-BIHUQ2TfAA/?sub_confirmation=1 and dont miss another video by turning on the bell notification You can connect with Steve here too: Visit Steves WEBSITE http://www.stevessmallenginesaloon.com/ Visit Steves PARTS \u0026 TOOL STORE https://www.amazon.com/shop/stevessmallenginesaloon Follow Steve on FACEBOOK https://www.facebook.com/stevessmallenginesaloon Follow Steve on INSTAGRAM https://www.instagram.com/stevessmallenginesaloon/ Follow Steve on TWITTER https://twitter.com/SteveSaloon If you have an idea or suggestion for a video, please fill out this form https://www.stevessmallenginesaloon.com/video-suggestions.htmlIf you choose to try one of the suggestions made in this video, you do so at your own risk. Work the mower in the usual way until it stalls, then go ahead and follow these steps: Remove gas cap. The battery is new, but it seems to be a fuel issue. . What do I do now? The filter shows no fuel in the chamber when it dies. But opting out of some of these cookies may have an effect on your browsing experience. It is mandatory to procure user consent prior to running these cookies on your website. This website uses cookies to improve your experience while you navigate through the website. Avoid using the E15 fuels and especially the E85 fuel that is beginning to appear at more gas stations. DONYBOY73 The Small Engine Doctor recommends safe practices when working with power tools, hand tools, lifting tools, jack stands, electrical equipment, blunt instruments, chemicals, lubricants, or any other tools or equipment seen or implied in this video. New to the small engine game but ready to learn! A Troy-Bilt lawn mower may die because there is a fuel or air restriction that prevents your mower from running. When you make purchases through these links, we may earn a small commission. FIX:Identify you have a faulty fuel pump by using your fuel shut-off valve or clamps to start and stop fuel flow as you test your fuel lines for fuel flow. Use a stabilizer in your gas to keep it fresh for up to two years, or pay extra for 4-cycle TruFuel. Did all the tips cleaned the carb changed the oil and changed the spark plug. To me it sounds like it may be a clogged vent on your tractors gas cap. Riding Mower Keeps Shutting Off | ThriftyFun Follow. I have a craftsman riding mower, model #917.289283. How To Fix a Lawn Mower That Quits, Dies or Stalls After 2 Minutes The deposits left behind by bad fuel can create a buildup in your carburetor. Replacing the plug is easy to do. Heres my privacy policy. Her goal is to meet you where you are, and help you achieve a yard youll be proud of. 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. 2023 LawnMowerForum.com. It will run on starting fluid, so it has to be a fuel problem. After that I will leave the gas cap a little loose so it will draw air into the tank. So the warmth expands something to chock the fuel out??? It may not display this or other websites correctly. This electrode is set at a specific gap between it and the center electrode. The average weekend warrior with limited knowledge on the matter will probably feel more comfortable hiring someone with the experience and the tools to get the job done right. I recommend Sea Foam Motor Treatment for your fuel system. Once the gap is set, install the plug and secure it firmly with the socket wrench. -Clever Jeff . Engine: Kohler Family: SKH426U1G2RB Model: CV15S Spec: 41450 Displ: 426 Serial: 2606614633 Carburetor: Walbro I have a JD riding mower with the engine listed above. Disclaimer | Terms & Conditions | Privacy Policy | About Us | Contact Us | Accessibility Statement | Sitemap, Mailing Address: 5110 28th Street #1056, Grand Rapids, MI 49512 phone [emailprotected], Cub Cadet Mower Starts Then Dies (12 Reasons), 12 Reasons Your Cub Cadet Dies While Mowing, 4. If your lawn mower starts, runs briefly, then dies these are the four most common reasons that's happening: Dirty carburetor / clogged carburetor bowl Old gasoline that has gone bad Dirty or defective spark plugs Too much oil in your resevoir I like Sea Foam because it not only stabilizes your fuelbut is also a fuel system cleaner. Sid Phillips Theres really nothing like it. Did you know most of todays gas contains ethanol, a corn-based product, that has been developed because it is more environmentally friendly than traditional fuels? The battery is new, but it seems to be a fuel issue. Before installing the new plug, be sure to set the gap between its two electrodes using a gapping tool or feller gauge. turning off the key resets the tip back on the plunger. FIX: Use an ohmmeter to test your ignition coil to confirm there isnt a break in the continuity. This is a guide about riding mower keeps shutting off. Your blades may be hitting debris each time it turns putting a draw on your engine. When the vent is blocked, a vacuum is created in the fuel tank which restricts the fuel flowing out of the tank. Note: No matter how hard you try, it is difficult to remove all buildup in your carburetor. Sometimes the check valve will fail and no longer allow air to enter the tank. Cooling fins can get packed with dirt, grass, and oil. The carburetor's function is to regulate fuel flow and air going into the engine cylinder to create combustion. If a lot of smoke is coming out, your mower might be running, but not for long. Ahhhthe smell of fresh-cut grass. Thanks for the comment. If you do encounter a problem with your lawn mower, decide if you are comfortable with trying to fix it yourself. Solutions with water and ethanol are damaging to your lawn mower and need to be removed. Taking a look past the carb this line is badly decayed. Your email address will not be published. This is where the directional spraying straw is particularly handy. It turned out that gasoline was leaking thru the carburetor into the engine oil when the mower was at rest in between mowings which thinned out the oil which caused overheating when the engine was running, thus it started ok but wouldn't run more than a few minutes before the excess friction in the engine caused it to shut down. Something as simple as a gas cap can cause your Cub Cadet mower to die. Several times over the week I looked up solutions and accepted that my return-home-obligations would circumvent my return-home-festivities. It runs great for about fifteen minutes and stops. It seems like there is some issue with the spark and the firing doesn't sound right moments before the engine dies. Save my name, email, and website in this browser for the next time I comment. If you dont want to try to tackle cleaning your Cub Cadet carburetor, I suggest taking it to your local lawn mower mechanic for assistance. Can you help me? make your lawn the envy of the neighborhood, What to Do When - Take the Guesswork Out of Lawn Care, Can You Walk on Grass After Fertilizing? It will crank up, run fine for about 1-1/2 hours, then start sputtering. Click here for a new fuel cap. Sometimes the check valve will fail and no longer allow air to enter the tank. It then eventually dies. if you cant see a blockage, an easy way to check if this is the problem is when that happens next, stop the mower, open up the gas cap, then put it back on. Cub Cadet Has a Dirty Carburetor. It worked great for 90% of the summer, but in the end, we started having problems with it. You feel so accomplished that were doing the job yourself that you go overboard and over-fill the tank. (The Short Answer) If you've got a lawn mower that runs for 30 minutes then dies, the most common culprits are: a faulty spark plug or ignition coil, blocked fuel delivery, and air supply problems.