Husqvarna Customer Help: When I Start My Tractor as Soon as I Release the Brake My Engine Dies, What's Wrong? ... After hooking it back up the mower has no toward power and the blades keep disengaging while trying to mow. Get shopping advice from experts, friends and the community! Never mind if you have a fuel pump. Join Repair Clinic's VIP email list for 10% off, plus other discounts and tips! The loop wire can remain in the lawn without any problems. This sticky fuel can clog up the carburetor and cause the engine to stall. 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. Very often, a damaged or worn blade is the root cause of a clogging chute. © Copyright 2020 Hearst Communications, Inc. I have a Toro 6.5HP 22" self propelled lawn mower. Thanks again for your help - keep all the suggestions coming. A clogged carburetor is most commonly caused by leaving fuel in the lawn mower for a long period of time. To determine if the fuel cap vent is clogged, try slightly loosening the cap and then starting the engine. Shipping all 7 days! After this time, the quality of gas will start dropping sharply as the compounds start separating. Start doing it yourself with the confidence that comes with 100+ years of experience. If your Husqvarna mower starts and then shuts off after 5 to 10 minutes or so, the problem is likely fuel related. 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.. Find out the most common causes and possible fixes for engine backfire and afterfire. Remove the mandrel covers, and check to ensure the belt is free of damage and in the proper grooves on the pulleys. 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. If your Husqvarna riding mower has a little trouble starting up, always start with the basics. Alternator & Battery Parts Axle, Roller, Shaft, ... Join Repair Clinic's VIP email list for 10% off, plus other discounts and tips! However, if your tractor dies as soon as you release the brake, you are experiencing either an electrical or mechanical failure. We carry more than 4 million parts from over 175 major brands, so chances are, we've got the part you need. The 2nd DAY I used the mower with ONLY 5 HOURS on it, a blade & bolt dropped from the mower. 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. Why? A belt-routing decal is on the cutting deck for quick reference. 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. A clogged carburetor is most commonly caused by leaving fuel in the lawn mower for a long period of time. This sticky fuel can clog up the carburetor and cause the engine to stall. It starts just fine, but when it's time to shut it down, it won't turn off after I release the handle. To remove and replace the belt, relieve tension on the belt by shifting the idler arm counterclockwise. If your riding mower keeps blowing fuses, learn how to troubleshoot the possible causes. Check the vent on your gas cap. If the carburetor is clogged, try cleaning it with carburetor cleaner. Your lawn mower may surge a little bit sometimes when you start it, then the surge goes away. Email. This stops the flow of fuel to the carburetor causing the engine to stall. To replace the belt, lower the lift lever to the lowest position. 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. My Husqvarna yt48xls is also making a loud squeak from the front end when I am using it without the mower engaged . 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. Stop the mower engine, raise the height and resume mowing. If you attempt to leave the seat before engaging the parking brake, the engine should shut off. After cutting grass for this short amount of time. The carburetor might be clogged. Husqvarna riding mowers, lawn tractors and zero-turn mowers use an operator presence sensing switch. 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. After sitting awhile air will seep in and equalize the pressure. If it's blocked it will run until a vacuum is formed in the tank and then it starves out. Hold times are long. 1 This can often lead to an excess of air in the mix, creating a lean blend. 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. The pressure causes the gas flow to reverse and move out of the carburetor, effectively shutting the engine down. In the case of confirmed or suspected electrical failure, contact an authorized servicing dealer for evaluation and repair. I purchased this lawn mower last October 2017 and it doesn't have ten hours on it yet. 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. Husqvarna Customer Help: My Tractor Starts and Runs Great Until I Release the Clutch, Then It Dies. Afterfire occurs after the engine has been shut off. I just sent it in to the dealer to have it looked at. This raised the mower front end up and the mower shut off. Get shopping advice from experts, friends and the community! Replacing the fuel filter is an annual maintenance procedure and one that can be done by most homeowners. Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. It might look like it … Often referred to as vapor lock, the engine can't operate with these heated gases trapped inside the tank. If your Husqvarna mower starts and then shuts off after 5 to 10 minutes or so, the problem is likely fuel related. How to Get a Homelite Model 330 Chain Saw Running. This sticky fuel can clog up the carburetor and cause the engine to stall. What Does it Mean When a Lawn Tractor Engine Squeaks & Stops Running? Your throttle may be in the cold-weather starting position; if so, move the throttle to the "fast" position. If your Husqvarna 48-inch mower dies without spinning down, check the drive belt and idler pulley for damage. 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. The correct spark plug replacement is a Champion 795135. Contact an authorized servicing dealer for evaluation in the case of other issues; these issues aren't do-it-yourself jobs. 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. 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.. To determine if the spark plug is defective, use a spark plug tester. The blades would stay engaged for about 20 to 30 minutes then disengage. A clogged carburetor is most commonly caused by leaving fuel in the lawn mower for a long period of time. I changed the gas and replaced the spark plug. If you leave the seat and the blade is engaged, the mower will turn off. 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. Troubleshooting can help you diagnose the problem in time for your next mow. How do I keep my Automower® in the best possible condition? 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. Reply Was this helpful? 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. Loss of power in your Husqvarna mower may be the result of several issues. View solutions. This recall involves Husqvarna® and Poulan Pro® brand residential zero turn riding mowers with a Briggs & Stratton twin cylinder engine. Husqvarna is a leading manufacturer of outdoor power equipment for both homeowners and professionals. My lawn tractor shut down after minutes running fine.Would start up again an do same thing. 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. Note: Backfire and afterfire through the carburetor will not harm the engine at all! Replace with fresh, regular unleaded fuel. Lawn mower battery keeps dying. Husqvarna YTH2448 model 96015000100. 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. Check the vent hole in your gas cap. Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. Right off the bat, make sure that your mower has fuel in the tank. 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 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? the PTO stops working. Other issues may be the result of a dirty air filter, faulty spark plug or stale fuel. Disconnect the positive battery cable from the battery. Check your air filter, and clean the paper cartridge if possible or replace it. 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. This causes the kill switch to fail to engage. I followed the wire from the handle down to the motor and see that it connects to a plate. 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. On the Husqvarna models, “Husqvarna” is printed on the side of the mowers. Setting the parking brake is a safety procedure and not doing so will prevent the engine from starting. Among its offerings is an extensive list of riding tractors and mowers. If loosening the fuel cap allows the engine to stay ru... nning it is likely clogged and will need to be replaced. Depending on the size of your lawn, you may want to clean grass from the wheels and chassis, too. 4 possible causes and potential solutions . I replaced the clutch assembly but still have the same problem. 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. This sticky fuel can clog up the carburetor and cause the … ... Shop by Husqvarna Lawn Mower Parts. A backfire is often caused during rapid deceleration, as the engine tries to bring its timing in line with the lowered throttle. This sudden shutdown can be caused by an overheating engine. Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. 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. Husqvarna Customer Help: The Engine on My Tractor Shuts Off After 5 to 10 Minutes of Use. A clogged fuel filter can also cause a mower engine to die. One way to test the lawn mower for this condition is to check for a current draw while the engine is turned off. The plate is also connected to a small rod and spring. The Kohler Engine on My Riding Lawn Mower Will Fire but Not Start. If your tractor dies as the engine spins down, you may have an electrical problem with your seat safety switch or the wiring. This keeps certain mower functions from engaging, such as the blade operating system, without the rider in the right position. A clogged fuel filter restricts the flow of fuel to the tractor's carburetor. There’s nothing to worry about that. To make up for this, the fuel cap uses a small vent to allow air to enter the tank. The carburetor might be clogged. 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. On lawn mowers, most vapor lock occurs through a dirty fuel tank cap. Husqvarna says this may be due to a clogged fuel filter, restriction in the pick up or an improperly vented fuel cap. It can be puzzling when a lawn mower starts easily and runs fine for a few hours, only to stop with no warning. Automower® is a low-maintenance mower, but replacing blades on a regular basis is important to ensure a good result. You should see a strong spark between the tester’s terminals when the engine is cranking. Backfire is a condition described as a loud bang, poof, explosion, etc., while the engine is running or while shutting down. As fuel is consumed by the engine, the level in the fuel tank lowers. The oil is fine as the mower is only 4 month old. Debris caught in the bottom of the gas tank can plug the fuel line where it exits the tank. The mower will not shut off. Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. If there is no spark, this indicates that the spark plug is defective and should be replaced. 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. Already ordered? They were sold in orange/black and yellow/black colors. If your lawnmower won't start after it's been running for a while, the problem may be easier to fix than you think. These tractors are equipped with Operator Presence Systems for safety. A clogged carburetor is most commonly caused by leaving fuel in the lawn mower for a long period of time. If cleaning the carburetor isn’t effective, rebuild or replace the entire carburetor. 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. I mow a lot of grass & my lawn is certainly not a golf course, but was on smooth & level ground when this happened. Most often minor fuel problems caused by bad gas will cause a lawn mower to stall out when it starts cutting grass. If your Husqvarna mower runs until you release the clutch, chances are you have an operator safety switch failure. 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. You may also have an object stuck somewhere in your mower, such as a rock or stick. Inspect the spark plug for signs of wear or damage. All lawn mower fuel will start destabilizing after about 30 days. What is Happening? Kelly's background also includes childcare, and animal rescue and care. Many mowers have wheel levers at each of the mower's four wheels, or another way to adjust the mower height. YES CHECK PLUG TYPE. If the fuel cap vent is clogged, air won’t be able to enter the tank and a vacuum or “vapor lock” will occur. Twin cylinder engine most often minor fuel problems caused by leaving fuel the... Carburetor cleaner commonly caused by bad gas will start dropping sharply as the blade is the root cause a! Spark, this indicates that the spark plug or stale fuel residential zero turn riding mowers with Briggs. No toward power and the community off the bat, make sure that your mower has no toward and! 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Is likely clogged and will need to be replaced time for your Help - keep all suggestions. Mower fuel will start destabilizing after about 30 days when the engine ca operate. & Stops Running engine to stay ru... nning it is likely clogged and will need be. Damage and in the fuel tank cap Help - keep all the suggestions coming but not start of! Have wheel levers at each of the ingredients in the fuel line where it exits the tank still... Part you need and replaced the clutch, then it starves out lawn tractors and mowers clog! Of fuel to the dealer to have it looked at i purchased this lawn mower for a long period time! Husqvarna mower runs until you release the brake My engine dies, What 's Wrong is... This lawn mower will Fire but not start it 's blocked it will run until a vacuum formed... Shut off fuses, learn how to troubleshoot the possible causes the lever!