Customer reviews and photos may be available to help you make the right purchase decision! John Deere's riding mowers usually have a four-stroke engine. The other day it died about an hour into a cut. However, expect your lawnmower to function optimally for only five years or less if you dont maintain it. And we make it easy! Surging in a governed engine is always fuel : air ratio that is too low to sustain a constant speed . Remove debris around your engine. No one likes when their riding lawn mower stops mowing in the middle of their lawn. Yes took it apart and cleaned everything. Made a gravity feed fuel source to bypass the pump, still the same issue. Taking a look past the carb this line is badly decayed. Fuel lines are clear and flows from gas tank well. As we are chasing an intermittent failure (fails when the mower is hot), checking the spark when the engine is cold wont be useful (we expect it works great then). It's FREE to check! The rotating flywheel and the armature work together to produce a voltage strong enough to allow the spark plug to fire. Its important to routinely check your air filter to ensure it is clean. This is a push mower Craftsman about a 4 hp. The carburetor is required on your riding mower to regulate the correct air to fuel mixture allowed in your engine to form a combustion. This site is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Remove the spark plug wire (twist and pull), mulate engine start (Helper pulls on the cord). 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. Most lawnmowers have a vented gas cap. For a better experience, please enable JavaScript in your browser before proceeding. Hey, I'm John, and I'm a Red Seal Qualified Service Technician with over twenty-five years experience. There is no sputtering or power loss, it just quits. Check the auto choke system is working without fault; its all covered on this page under Choke testing. I have a Poulan 15.5 38in riding mower. Once you find a section that is clogged, remove the line and spray carburetor cleaner in the line to loosen the clog. May 2, 2010 / cub cadet stalling after ten minutes running - recovers when i turn off the blades #6. Halfway through the yard work, she stalls. The cooling fins can become plugged with dirt and grass clippings preventing your fan from pushing out air. Attempt Start Simulate engine start (Helper pulls on the cord) while you view the spark plug. The mower is a 2006 Simplicity Javelin RZT2044 with about 125 hours on it. There is no way to prevent grass from building up under your deck, but there are ways to minimize the amount of grass that sticks. Thannks for any help. I have 560 hours on my 2006 mower. Mower will not turn over or even try to turn over. Cub Cadet recommends that their riding mowers be filled with SAE 30 oil. When the cap is unable to vent allowing the fuel tank to maintain the correct pressure, your riding mower can die after it has been running. New to the small engine game but ready to learn! Thoroughly scrub the tank until the smell of gasoline is undetectable. This will also block airflow to the fuel tank, causing the same tank vacuum issues. If the engine runs rough after hitting a rock or stump, check the flywheel key-a damaged flywheel key will disrupt the ignition timing. I just picked up a 2005 craftsman with BS 675 engine. 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. Possibly the fuel tank vent is clogged. While the problem that are faced with is most likely related to an issue with the carburetor, there are a few other areas that should be considered as well. When the mower dies, remove the gas cap and reinstall it. What the hell, take the gas cap off and see what happens. This gap is where the spark is produced. I've worked on all types of mechanical equipment, from cars to grass machinery, and this site is where I share fluff-free hacks, tips, and insider know-how. I tried suggestions I found on the internet such as replacing the $60 ignition module. I saw this recommendation somewhere, does this sound like the issue you had with yours that required that fix? That is why you should carefully clean it. You must log in or register to reply here. It has an electrode that passes through a ceramic insulator. If no liquid appears, your tank is ready and good to go. We are a team of passionate homeowners, home improvement pros, and DIY enthusiasts who enjoy sharing home improvement, housekeeping, decorating, and more with other homeowners! Remove the air filter from your filter housing. Ensure that the heat is not too much or too near that you melt off the plastic tank. Safety switch malfunctioning. The fuel cap creates a seal in the fuel system and when it fails to provide a functional seal, a fuel flow issue ensues. If your lawn more typically starts after it has been stored a while but then stalls after a few minutes you may find this helpful Removing the self-propel cover makes it much easier to access the carburetor. "Love the flexibility of the app to add everything in the home and garage. Bad John Deere Mower Gas Cap. If the lawn mower stops running at random times and sometimes doesnt start at all, the problem is often fuel quality. Water, oil, and other liquids can mix with the fuel affecting the fuels ability to combust efficiently. To solve the problem in this case, simply drain the oil and fuel completely and then refi with the proper amounts. Yes, here's how Do Mowers Have Titles? The amount of oil that your Cub Cadet riding mower takes will depend on the model of mower that you have. Youll also need insulated pliers and a plug wrench. A film exploring the. People by & large do not understand engines or combustion theory. Gas dribbled out slowly. Try to restart the mower. This is either built into the tank or part of the fuel tank cap. First, dont mow in wet conditions. Reattach the spark plug wire, then restart the mower. Wait ten minutes or so, and the mower starts. Due to bad gaskets or lose hardware, it is possible that water can get into the fuel system. Remove the gas tank and start washing it down with soap and water. The goal is to make the material flexible and wet enough to apply the patch. There is usually a large plastic cover protecting self-propel mechanism that should be removed prior to accessing the carburetor. Even if you are not mechanically-inclined, it is not difficult to change out the spark plugs in your lawnmower. D. Drive belt wedged between idler pulley. I fixed it in about 45 min. Can You Rent Riding Lawn Mower? If it is, follow the same process and apply another patch over the first one. I bought a used simplicity Sunstar 1692135 year 1995. One of the most common causes of a lawn mower starting then stalling comes down to a very small metering hole in the bowl nut. Maybe it's not getting too hot, but building up a vacuum in the gas tank. Tap your filter against something hard to knock out as much dirt as possible. I started to adjust the leveling nut on the left side, only side to side adjustment apparently, and now the left side is off the ground at level 3 but the right side of the deck is still on the ground even at 5. Apart from water and other contaminants in the fuel, it is also possible that the fuel is old and that the fuel lines are corroded. If the mower is allowed to sit for a time, usually a few hours, air will seep back into the tank and the mower will start again. Ethanol is an environmentally friendly fuel option added to gasoline. This post may include affiliate links. If you take proper care and maintenance of your lawnmower, it should last you a good ten years or more. Vent was fine. The choke exists to help a mower start when cold. I have a 4 year old Murray Riding lawnmower with a Briggs engine. We welcome your comments and suggestions. I had another problem with my mower.. You answered the first one about the clutch.. Your John Deere fuel cap has a vent that allows air to pass through the cap. Good luck. Troubleshooting efforts to date: Emptied and cleaned gas tank. It takes about 8 pulls to start and makes a lot of rattling noise - after about 10 min sputters and dies. A fuel cap that has been damaged or isn't allowing air to enter the fuel tank is a really common cause for a lawn mower that runs for 30 minutes then dies. Robert Booth, You should mark the question as solved, Robert ;-), Jun 3, 2010 by Tilt the mower in the opposite direction of the engine air filter to avoid oil contamination to start draining. If it is original, it doesn,t owe me anything, but sure seems weird. If the lawn mower is stalling almost immediately after being started, the problem is most likely caused be a fuel flow issue. Turn the flywheel clockwise past top dead center until the piston has moved down 1/4". Inspect your spark plug or pay attention to rumbling during operation and replace it if your mower stops running. If your lawn mower starts, runs briefly, then dies these are the four most common reasons that's happening: Dirty carburetor / clogged carburetor bowl. It runs great for about fifteen minutes and stops. Start the lawnmower and mow your lawn as you normally would. Tractor will restart but backfires through muffler and will stall again. One potential issue could be with the quality of the fuel. Whether you're looking for a step-by-step guide on fixing an appliance or the cost of installing a fence, we've here to help. If the problem is related to the spark plug, repairs and replacements are easy to do. Why does my riding mower completely quit running after 15 minutes of mowing? Carefully inspect the tank and let it sit for ten minutes to establish there is no leakage. Solution: Loosen or remove your fuel cap and start your mower. Before installing the new plug, be sure to set the gap between its two electrodes using a gapping tool or feller gauge. Had the same issue. Remove the filter and remove a little oil. Lawn mowers are considered by many as simple machines, but that does not mean they are always easy to fix. A faulty gas cap is the second most likely cause. Glad to help you. Commonly gas caps are lost, and the owner may MacGyver up an oil can cap that fits like a glove. LawnMowerGuru.com, All Rights Reserved. If you have a lawn mower that runs for a minute then stops, you are probably wondering why that is happening and how you can solve the problem. I later put on a new ignition module and new carb, but still the same thing. Other day it died about an hour into a cut and apply another patch over the first one about clutch! Not getting too hot, but sure seems weird a governed engine is always fuel: air that... A gravity feed fuel source to bypass the pump, still the riding mower shuts off after a few minutes issue and it... I turn off the blades # 6 the quality of the fuel or part of the fuel.! Are lost, and the mower proper care and maintenance of your lawnmower twenty-five years experience to add in. About 8 pulls to start and makes a lot of rattling noise - after about 10 sputters. 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