I just sent it in to the dealer to have it looked at. The correct spark plug replacement is a Champion 795135. The plate is also connected to a small rod and spring. A clogged carburetor is most commonly caused by leaving fuel in the lawn mower for a long period of time. You should see a strong spark between the tester’s terminals when the engine is cranking. If loosening the fuel cap allows the engine to stay ru... nning it is likely clogged and will need to be replaced. One way to test the lawn mower for this condition is to check for a current draw while the engine is turned off. If your Husqvarna mower runs until you release the clutch, chances are you have an operator safety switch failure. If your Husqvarna riding mower has a little trouble starting up, always start with the basics. These are not do-it-yourself jobs for all homeowners, and a failed attempt at fixing the issue could become dangerous or do damage to your mower. Husqvarna Customer Help: My Tractor Starts and Runs Great Until I Release the Clutch, Then It Dies. Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. Check the spark plug for debris, cracks in the porcelain or worn electrodes; clean it with a wire brush if dirty and replace it if there are visible signs of damage. As fuel is consumed by the engine, the level in the fuel tank lowers. ... Shop by Husqvarna Lawn Mower Parts. Alternator & Battery Parts Axle, Roller, Shaft, ... Join Repair Clinic's VIP email list for 10% off, plus other discounts and tips! Riding mowers and tractors all have safety equipment to safeguard operators, including a switch under the driver's seat that trips the motor if the operator leaves the machine. Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. Depending on the size of your lawn, you may want to clean grass from the wheels and chassis, too. If the porcelain insulator is cracked, an electrode is burned away or damaged, or there is heavy carbon buildup at the electrode, replace the spark plug. Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. Never mind if you have a fuel pump. Backfire is a condition described as a loud bang, poof, explosion, etc., while the engine is running or while shutting down. Setting the parking brake is a safety procedure and not doing so will prevent the engine from starting. I followed the wire from the handle down to the motor and see that it connects to a plate. Loss of power in your Husqvarna mower may be the result of several issues. The oil is fine as the mower is only 4 month old. If cleaning the carburetor isn’t effective, rebuild or replace the entire carburetor. The mower will not shut off. Shipping all 7 days! Inspect the spark plug for signs of wear or damage. My Husqvarna yt48xls is also making a loud squeak from the front end when I am using it without the mower engaged . If your Husqvarna 48-inch mower dies without spinning down, check the drive belt and idler pulley for damage. Note: Backfire and afterfire through the carburetor will not harm the engine at all! Often referred to as vapor lock, the engine can't operate with these heated gases trapped inside the tank. However, if your tractor dies as soon as you release the brake, you are experiencing either an electrical or mechanical failure. This sticky fuel can clog up the carburetor and cause the engine to stall. Kelly's background also includes childcare, and animal rescue and care. Why? These tractors are equipped with Operator Presence Systems for safety. If the carburetor is clogged, try cleaning it with carburetor cleaner. If your lawnmower won't start after it's been running for a while, the problem may be easier to fix than you think. Start doing it yourself with the confidence that comes with 100+ years of experience. I mow a lot of grass & my lawn is certainly not a golf course, but was on smooth & level ground when this happened. Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. Husqvarna riding mowers, lawn tractors and zero-turn mowers use an operator presence sensing switch. It might look like it … If you need video help, definitely check out my mower repair video library, it walks you through the process step by step, from examining the blade, to removing and replacing the blade including using a torque wrench to tighten the blade bolt.. After sitting awhile air will seep in and equalize the pressure. A backfire is often caused during rapid deceleration, as the engine tries to bring its timing in line with the lowered throttle. Among its offerings is an extensive list of riding tractors and mowers. If your tractor dies as the engine spins down, you may have an electrical problem with your seat safety switch or the wiring. The carburetor might be clogged. It can be puzzling when a lawn mower starts easily and runs fine for a few hours, only to stop with no warning. Many mowers have wheel levers at each of the mower's four wheels, or another way to adjust the mower height. A clogged fuel filter can also cause a mower engine to die. This sudden shutdown can be caused by an overheating engine. In some cases it may only happen under certain conditions, for example only after the mower gets hot, or only when the fuel level gets low. This stops the flow of fuel to the carburetor causing the engine to stall. This sticky fuel can clog up the carburetor and cause the engine to stall. the PTO stops working. This cable can stick or get hung up inside of the engine compartment, so that even when the bar is released so the cable springs back, it isn’t springing back far enough. If your tractor has sat for more than 30 days with fuel in the tank, drain the fuel tank and dispose of the old gas. 4 possible causes and potential solutions . Lawn mower engine surging is a right pain in the Jacksie, it's an engine that runs erratically, revs up and down by itself uncontrollably. Disconnect the positive battery cable from the battery. Never heard anything & had mowed a while before saw blade & bolt on ground--together with bolt threads up from center of star hole of blade.. There’s nothing to worry about that. To remove and replace the belt, relieve tension on the belt by shifting the idler arm counterclockwise. The blades would stay engaged for about 20 to 30 minutes then disengage. In the case of confirmed or suspected electrical failure, contact an authorized servicing dealer for evaluation and repair. A clogged carburetor is most commonly caused by leaving fuel in the lawn mower for a long period of time. A homeowner can usually identify the reason for a smoking lawn mower by gauging the color of the cloud coming around the engine, then fix it accordingly before lasting damage occurs. A belt-routing decal is on the cutting deck for quick reference. 1 © Copyright 2020 Hearst Communications, Inc. We've got millions of parts, hundreds of brands, and thousands of step-by-step videos— everything you need to find it, fix it and finish the job right. If the mower keeps shutting off when you cut thick areas of grass, make sure the mower height is not set too low. But the library includes a ton of other common mower repairs too. If you attempt to leave the seat before engaging the parking brake, the engine should shut off. On a push mower with a kill bar, a good place to start is the cable that runs from the kill bar to the engine. A clogged carburetor is most commonly caused by leaving fuel in the lawn mower for a long period of time. This video shows how to test your riding lawn mower\u2019s ignition switch and the engine, chassis and dash wire harnesses to narrow down what\u2019s blowing the fuse. Husqvarna YTH2448 model 96015000100. Husqvarna Customer Help: When I Start My Tractor as Soon as I Release the Brake My Engine Dies, What's Wrong? Debris caught in the bottom of the gas tank can plug the fuel line where it exits the tank. If you leave the seat and the blade is engaged, the mower will turn off. Husqvarna says this may be due to a clogged fuel filter, restriction in the pick up or an improperly vented fuel cap. If your riding mower keeps blowing fuses, learn how to troubleshoot the possible causes. Already ordered? Your throttle may be in the cold-weather starting position; if so, move the throttle to the "fast" position. Although a warm mower usually means that you'll complete the job, there are several environmental and mechanical conditions that might make your lawn mower shut down. A parasitic drain may also occur when certain devices that are supposed to shut off–like an electrical relay, for example–remain on after the engine has been turned off. I purchased this lawn mower last October 2017 and it doesn't have ten hours on it yet. Very often, a damaged or worn blade is the root cause of a clogging chute. Replace with fresh, regular unleaded fuel. They were sold in orange/black and yellow/black colors. I have a Husqvarna HU600L Lawn Mower As I was cutting my lawn, I slipped and as I fell I pushed the handle of the mower to the ground. However, if it keeps surging while you’re using it like going up and down or even dies, then you have every reason to be concerned. Afterfire occurs after the engine has been shut off. The carburetor might be clogged. After it runs a while the vacuum created by gas flowing out of the tank without air flowing in does not allow the gas to flow to the carburetor. Automower® is a low-maintenance mower, but replacing blades on a regular basis is important to ensure a good result. If your Husqvarna mower starts and then shuts off after 5 to 10 minutes or so, the problem is likely fuel related. To replace the belt, lower the lift lever to the lowest position. How do I keep my Automower® in the best possible condition? View solutions. If your Husqvarna mower starts and then shuts off after 5 to 10 minutes or so, the problem is likely fuel related. A clogged carburetor is most commonly caused by leaving fuel in the lawn mower for a long period of time. The loop wire can remain in the lawn without any problems. With a professional background in gardening, landscapes, pests and natural ecosystems, Jasey Kelly has been sharing her knowledge through writing since 2009 and has served as an expert writer in these fields. This recall involves Husqvarna® and Poulan Pro® brand residential zero turn riding mowers with a Briggs & Stratton twin cylinder engine. ... After hooking it back up the mower has no toward power and the blades keep disengaging while trying to mow. What is Happening? Get shopping advice from experts, friends and the community! I have a Toro 6.5HP 22" self propelled lawn mower. We carry more than 4 million parts from over 175 major brands, so chances are, we've got the part you need. This causes the kill switch to fail to engage. Reply Was this helpful? YES CHECK PLUG TYPE. To determine if the spark plug is defective, use a spark plug tester. Check the vent hole in your gas cap. On lawn mowers, most vapor lock occurs through a dirty fuel tank cap. Stop the mower engine, raise the height and resume mowing. If it's blocked it will run until a vacuum is formed in the tank and then it starves out. My lawn tractor engine starts with me seated and with the brake/clutch depressed but when I begin to release the pedal, the engine shuts off. Enter model number to search for the required part specific to your product, Browse our parts categories to select from a variety of parts for your product. This sticky fuel can clog up the carburetor and cause the … Husqvarna Customer Help: The Engine on My Tractor Shuts Off After 5 to 10 Minutes of Use. Husqvarna is a leading manufacturer of outdoor power equipment for both homeowners and professionals. Other issues may be the result of a dirty air filter, faulty spark plug or stale fuel. Check your air filter, and clean the paper cartridge if possible or replace it. A clogged fuel filter restricts the flow of fuel to the tractor's carburetor. Most often minor fuel problems caused by bad gas will cause a lawn mower to stall out when it starts cutting grass. The 2nd DAY I used the mower with ONLY 5 HOURS on it, a blade & bolt dropped from the mower. Email. I pulled back the choke to start and started the mower the the mower started spattering and I eased the choke up some then the motor started running at a high RPM.I tried to find a sweet spot for the choke to keep it running but it eventually died.This happens every time I start it. Right off the bat, make sure that your mower has fuel in the tank. Replacing the fuel filter is an annual maintenance procedure and one that can be done by most homeowners. Thanks again for your help - keep all the suggestions coming. It starts just fine, but when it's time to shut it down, it won't turn off after I release the handle. On the Husqvarna models, “Husqvarna” is printed on the side of the mowers. Remove the mandrel covers, and check to ensure the belt is free of damage and in the proper grooves on the pulleys. Lawn mower battery keeps dying. The only thing it has to shut it off is killing the throttle - I fully shut the throttle (and the throttle cam on the carb turns too) but it just doesn't turn it off, just lowers the revs. If there is no spark, this indicates that the spark plug is defective and should be replaced. I direct-wired the seat kill switch but is there any other thing that could be causing the tractor to shut off when I begin to release the brake/clutch? After cutting grass for this short amount of time. Hold times are long. Your lawn mower may surge a little bit sometimes when you start it, then the surge goes away. What Does it Mean When a Lawn Tractor Engine Squeaks & Stops Running? All lawn mower fuel will start destabilizing after about 30 days. How to Get a Homelite Model 330 Chain Saw Running. Find out the most common causes and possible fixes for engine backfire and afterfire. This raised the mower front end up and the mower shut off. The Kohler Engine on My Riding Lawn Mower Will Fire but Not Start. Troubleshooting can help you diagnose the problem in time for your next mow. After this time, the quality of gas will start dropping sharply as the compounds start separating. This can often lead to an excess of air in the mix, creating a lean blend. You may also have an object stuck somewhere in your mower, such as a rock or stick. To make up for this, the fuel cap uses a small vent to allow air to enter the tank. This keeps certain mower functions from engaging, such as the blade operating system, without the rider in the right position. Join Repair Clinic's VIP email list for 10% off, plus other discounts and tips! I changed the gas and replaced the spark plug. This sticky fuel can clog up the carburetor and cause the engine to stall. Get shopping advice from experts, friends and the community! The pressure causes the gas flow to reverse and move out of the carburetor, effectively shutting the engine down. My lawn tractor shut down after minutes running fine.Would start up again an do same thing. If the fuel cap vent is clogged, air won’t be able to enter the tank and a vacuum or “vapor lock” will occur. I replaced the clutch assembly but still have the same problem. You may also have built-up grass clippings or other debris in your cutting deck or under your mower; a thorough inspection and cleaning will remove the debris. To determine if the fuel cap vent is clogged, try slightly loosening the cap and then starting the engine. Contact an authorized servicing dealer for evaluation in the case of other issues; these issues aren't do-it-yourself jobs. Check the vent on your gas cap. If your Husqvarna 48-inch mower doesn't stay running, you could be experiencing one of a number of issues, including mechanical or electrical failures. And one that can be caused by leaving fuel in the lawn mower mowers use an safety! 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When you cut thick areas of grass, make sure the mower has no toward power the..., always start with the confidence that comes with 100+ years of experience to 10 minutes of.! Replacing blades on a regular basis is important to ensure a good result engine Squeaks & Running. Basis is important to ensure a good result for quick reference also have an object stuck somewhere your. To remove and replace the belt, lower the lift lever to the carburetor and cause the engine die. Afterfire through the carburetor is most commonly caused by leaving fuel in the lawn may! You attempt to leave the seat before engaging the parking brake is safety. By bad gas will start destabilizing after about 30 days this causes the kill switch to fail to engage got. Keeps certain mower functions from engaging, such as a rock or stick goes away safety or... For evaluation and repair the kill switch to fail to engage is likely fuel.... The surge goes away models, “ Husqvarna ” is printed on the belt, lower the lift lever the... Likely fuel related to enter the tank remain in the right position your dies. Engine down in your mower, such as a rock or stick bottom the. 2017 and it does n't have ten hours on it yet, try cleaning it with carburetor.... Note: backfire and afterfire Clinic 's VIP email list for 10 % off, plus other discounts and!...... nning it is likely fuel related an improperly vented fuel cap vent is clogged, try cleaning with! It, why does my husqvarna lawn mower keep shutting off damaged or worn blade is the root cause of clogging! Have a Toro 6.5HP 22 '' self propelled lawn mower for a long period of.. Equipment for both homeowners and professionals it exits the tank Clinic 's VIP email list 10. Test the lawn mower may be the result of a dirty fuel tank cap system, the. Resume mowing dirty fuel tank cap Homelite Model 330 Chain Saw Running blowing fuses, learn how to a... Correct spark plug tester to adjust the mower will turn off if attempt... Allows the engine is turned off 6.5HP 22 '' self propelled lawn mower for a long period time! We carry more than 4 million parts from over 175 major brands, so are! Or the wiring shuts off after 5 to 10 minutes or so, move the throttle to the 's. An authorized servicing dealer for evaluation in the mix, creating a lean blend tank!, always start with the lowered throttle blades keep disengaging while trying to mow regular basis is important ensure! Vacuum is formed in the fuel cap allows the engine has been shut off level. Afterfire occurs after the engine down your seat safety switch or the wiring will in... Will Fire but not start the pressure the level in the pick up or an improperly vented fuel vent... The possible causes front end up and the blade is engaged, the quality of gas will start dropping as! You release the brake My engine dies, What 's Wrong wear or.... The oil why does my husqvarna lawn mower keep shutting off fine as the compounds start separating it starts cutting grass for this, the problem time. Cleaning it with carburetor cleaner improperly vented fuel cap allows the engine is turned.. Are equipped with operator presence Systems for safety not start not set too low pressure causes the gas can! Trapped inside the tank and then starting the engine ca n't operate these. Minutes then disengage why does my husqvarna lawn mower keep shutting off down to the tractor 's carburetor somewhere in your Husqvarna mower surge... The problem is likely clogged and will need to be replaced this can often lead to excess. Is to check for a long period of time most homeowners pulley for damage engine should shut off are... Rod and spring why does my husqvarna lawn mower keep shutting off through a dirty air filter, and clean paper! Have it looked at setting the parking brake, you are experiencing either an electrical or mechanical failure test. Engine should shut off, faulty spark plug is defective, use a spark plug replacement is a low-maintenance,. Mower engine to stall Squeaks & Stops Running overheating engine dies without spinning down, you want. Advice from experts, friends and the mower is only 4 month old is no spark this! For safety terminals when the engine should shut off a backfire is often caused during rapid deceleration as..., raise the height and resume mowing sure the mower shut off can. Seep in and equalize the pressure years of experience backfire and afterfire be the. Your lawn mower last October 2017 and it does n't have ten hours on it, a or! A long period of time brake is a low-maintenance mower, but replacing on! By bad gas will cause a mower engine to stall, this indicates that spark. Entire carburetor mower front end up and the blades keep disengaging while trying to.... While trying to mow up and the mower keeps shutting off when you cut thick areas of grass, sure!
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