However, you need to ensure that the blades are installed correctly. Do not operate a mower without the safety switch installed for your safety. If the blades need replacement, be sure to use sharp, correctly balanced blades for your mower model. You may need to use a screwdriver to uncover the battery. Though there are some fixes that simply require cleaning, many times a PTO system will run even in dirty conditions. Charge a John Deere Battery: Use a battery charger to charge a battery. It could be due to a problem with oil levels. #3. The blades may be damaged, bent, broken, or dull. Then turn the PTO switch on/off/on/off and see if you hear the clutch clicking. Not sure why the grass would slow the blades to a stop. The heat generated as the gas burns inside the cylinder needs to be cycled out properly, or the engine will stop working. Start with two amps and work up to no more than 10 amps. Loosen or unscrew the bolts and remove the blade from the mower. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'remodelormove_com-box-3','ezslot_4',173,'0','0'])};__ez_fad_position('div-gpt-ad-remodelormove_com-box-3-0');If the blades on your John Deere lawn mower are not engaging, there are several potential causes that should be explored. Dont know where to look? You also have to be sitting on the seat to engage the PTO, so the seat switch may be malfunctioning. Details . After these safety steps are taken, you can begin the inspection. The extra movement in the pulley can cause the deck belt to roll off of the pulley. Take the negative lead from the volt meter and clip it to the other tab. Once clean, attach the new or repaired blade to the mowers deck and re-install the blade cover. Manage Settings Some of our partners may process your data as a part of their legitimate business interest without asking for consent. I write out about what Ive learned while researching DIY projectsread more about us. If the PTO is electrical, you should hear the PTO clutch click when you flip the switch. 2. If you do hear the click, there is power going to it. It could be due to a problem with the electric motor, the belts, or clutch. They are USA made. Most riding John Deere lawn mowers come with 4-stroke engines, but they are still not immune to the effects of using old gas. If you are not experienced in small engine repair, it is best to find a qualified expert you trust. Over time the belt can wear and fail to turn the mower blades. Be sure to remove all debris from the blades, and make sure they are free to move before running the mower again. When the gearbox or transmission fails, the mower stops working and sometimes the blades can become locked up. 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. We're having similar problems with blades not staying on after mower mowers for about 5 minutes and blades disengage after you turn to the right after we've made several turns left & right. What Are Lawn Mower Blades Made Of? They can do the job in a fraction of the time and make sure it is done right.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[336,280],'lawncaregrandpa_com-portrait-2','ezslot_24',135,'0','0'])};__ez_fad_position('div-gpt-ad-lawncaregrandpa_com-portrait-2-0'); Other great articles from LawncareGrandpa.com that you will like, https://www.adamstauffer.com/electric-pto-wont-engage-on-my-riding-mower.htm, https://www.munciepower.com/cms/files/Products/Literature/Documents/Troubleshooting/TRG08-04.pdf. In some cases, youll find that the gap between the center electrode and the ground electrode (the curved metal at the top) on the spark plug is far too big or too small. The lower plate is attached to the mower deck pulley and, ultimately, the blades themselves. This makes it ideal for applications where things need to be moved in a precise, reliable manner. The idler pulley on your mower is responsible for adjusting the tension in the drive belt, which gets the blades working. A quick multimeter test (on the voltage setting) should reveal the problem if any. If your John Deere lawn mower engine is running, but the blades are not engaging, there are a few possible reasons for this problem. Over time, it will become clogged, preventing adequate fuel from reaching the engine while running, especially when you increase the throttle. These sides are often labeled.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'lawncaregrandpa_com-large-mobile-banner-2','ezslot_12',120,'0','0'])};__ez_fad_position('div-gpt-ad-lawncaregrandpa_com-large-mobile-banner-2-0'); In simple terms, NO means the circuit is open by default, allowing the current to pass as long as the switch is set to on. The spark plug is responsible for igniting the air and fuel mixture in the engines cylinder. If you can hear a grinding sound or feel resistance when you press down on the clutch, this is an indication that the clutch is malfunctioning. The average volt level for lawn mower batteries is usually 12 volts. Core fees average $20. $500 in parts and labor later (carb, plugs, fuel pump, fuel filter, battery) I discovered that the wiring harness/plug behind the key on/off switch was loose. Check the Drive Belt. There are different types of drive systems for John Deere lawn mowers. Michael Killinger. You will find a clutch lever and cable on a John Deere mower with a manual engagement clutch. Using this will lead to engine malfunctions and will damage parts of the engine over time. Place a lead on both poles of the electromagnet and observe the device display. To get an idea of costs and availability of PTO clutches, here are some options for popular mower models available on Amazon. First, make sure the engine is off and the parking brake is engaged. Rep: 37. Three Brand New Aftermarket Replacement Mower Blades Fits John Deere Models: X300, X320, X324, X350, X354, X360, X370, X380, X384, X390, . You will find the battery under the hood or under the seat. Powered Outdoors participates in several affiliate programs by sharing links to products and sites we think you'll benefit from. You can use a block or a sturdy object to do this. ). Step 2. You might be able to fix a PTO switch but these components are so cheap that replacement is usually less of a hassle.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'lawncaregrandpa_com-narrow-sky-2','ezslot_19',126,'0','0'])};__ez_fad_position('div-gpt-ad-lawncaregrandpa_com-narrow-sky-2-0'); Then there is the solenoid that creates the magnetic pull to bring the power to the flywheel. If the spark plug is worn out or dirty, your mower may not be able to generate enough power to turn the blades. In a study done by researchers from the University of Chicago and the University of Virginia, the numbers were not significantly decreasing over this period. electric clutch blade engage, heel toe operation, TORO Quality..Only selling because i purchased a . If you think the blades need to be sharpened, it is best to hire a professional lawn mower service to do the job for you. Do not touch anything that doesnt have a rubber coating to prevent electrocution. My Craftsman 33" walk behind mower has blades engage with lever down but as I cut the grass itself slows the blades to a stop. Even if the belt isnt the main reason why your blades wont engage, you must replace it when it begins to show signs of wearing. To best determine how often you need to sharpen the blades on your mower, it is best to inspect them regularly and check for any signs of wear and tear or dullness. A John Deere electric clutch uses power from the battery. If the mower is old or has not been in use for a while, you may have to change the spark plugs. 1. Once it is damaged or too dirty, the combustion process cant be completed. You may be able to replace the bearings in some idler pulleys. While most people know about the need to ensure a proper fitting plug and use the right fuel, the possibility of overheating is largely ignored. This could be a sign that the clutch is slipping and needs to be replaced. First, remove the spark plug wire in your lawn mower to prevent it from starting up. This switch is engaged when the operator is in the seat. When the clutch solenoid is energized, the clutch engages the drive belt to drive the rotation of the lawn mower blades. If it is too low, it can prevent the blades from engaging. With the choke turned on, you shouldnt have to pull the cord more than three times. Know your mower and know how you mow with John Deere's MowerPlus app. It could be due to a problem with the blades themselves. Once this happens, the engine will shut down. I replaced the switch (actually a knob) with a new one from John Deere. This equates to an average of 84,944 each year. I also had to replace the switch that engages the mower blades. Purchases made through these links may provide a commission for us, at no extra cost to you. This is not including the installation charges that could take the replacement from a couple hundred dollars to closer to $1000. My customers blades not disengaging. The mower can also shut off when it gets hot if it cant get enough air to keep powering combustion. Did you figure out what the problem was? If you dont feel the jolt or the blades dont begin rotating, the PTO clutch should be checked again and potentially replaced. For more details on clutches, check out A Look into How Lawn Mower Clutches Work. Whether you need a torque wrench for changing your lawn mower blade depends on what type of mower you have. Easy to start. 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. Cause 1. http://patreon.com/donyboy73Switch is part #AM131966Connect with me on these social media spaces (plus that's where I announce contest winners)Facebook: https://www.facebook.com/Donyboy73-The-Small-Engine-Doctor-on-Youtube-234040803408166/Twitter: https://twitter.com/donyboy73Instagram: https://www.instagram.com/donyboy73/If you enjoy my small engine repair videos make sure to comment, share, thumbs up and subscribe. Ultimately, if you get readings all the way through, it means there is continuity between pins, which is what a functional switch should have. Take it out to protect other parts from power surges. When all bolts and nuts have been removed, you can then carefully pry off the blade adapter. After that, use a socket or wrench to remove the PTO clutch from your mower. The most common problems that can make a carburetor fail in its combustion-related duties are impurities and cracks to the casing. John Deere X475 Lawn and Garden Tractor Service Manual John Deere X475 Lawn and Garden Tractor Technical Manual TM2023 556 Pages in .pdf format 102.3 MB in .zip . Consult a professional if you dont have the skills, or knowledge or are not in the condition to perform the repair safely. Depending on the type of blade adapter and the type of crankshaft used, this may require the use of a tool such a bearing splitter or a puller to aid in the removal. Before this technology came on the scene, blades on rotary mowers would keep spinning for as long as the engine was runningsomething which is as dangerous as it sounds. If it moves freely, it's the linkages between your PTO switch and your clutch, or your belt.". I just put together a new X570 and the blades will not engage. engage customers: 6pm Score deals on fashion brands: AbeBooks Books, art & collectibles: Check for continuity in the switch. No one can seem to figure it out. Any insight would be appreciated, Thanks. While the spark plug is usually the first port of call in this situation, other factors such as having old or bad gas in your engine and having clogged carburetor, air, and fuel filters can also stop the lawn mower from working. All of these components can cause the mower deck to not engage properly, so its important to check them to determine the cause of the problem. Top Reasons Your Pressure Cooker Is Not Building Up Pressure. The Right Part. What can cause the blades not to engage on a john deere ez trak 425 zero turn mower..I checked the fuses under the seat . 01 - Lawn Mower PTO Clutch. Ethanol-based gas sitting in your garden for months will most likely have absorbed water. Fortunately, repairing and replacing one of these is straightforward. With 2-stroke engines, youll have to mix oil in the gas. The belt gripping the pulleys affects blade speed. If all of these steps are unsuccessful, you may have a problem with the mowers electrical system. 1. Lastly, it could also be due to a problem with the spark plug. Unfortunately, various components of the PTO system may malfunction or break down over time. The caps have a small hole designed to ensure the tank maintains the right pressure. Follow all safety instructions provided in your equipment operators manual before diagnosing, repairing, or operating. Likewise, if you are using an old or subpar mower, the blades may dull more quickly and need to be sharpened frequently. 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. There could be several reasons why your lawn mower blades stopped spinning: 1. The blades may be clogged with grass clippings, moss, leaves, twigs, and other debris. Spin the idler pulleys found on the mower deck. 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. Firstly, we need to look at the basics of what a PTO system is and how it works. I found the same sized pulleys as what's on my deck that were grooved with notches. Again, you will be looking for beeps and readings on the multimeter display. VDurkin McCarthy, Check your deck level make sure it is to factory spec because if it's not your belt will slip nonstop and will only work when you put pressure on your pto switch arm, May 5, 2022 by Remove the drive belt from the engine pulley. Matt @mattk. A clutch that is worn or faulty must be replaced when it fails to power the blades. If the blades are stuck, pump some grease into the fitting and carefully work the blades back and forth by hand until they move freely. The direction in which you turn the nut in order to remove a lawn mower blade can depend on the type of lawn mower. There are primarily three parts to the system to check apart from general power and debris issues. On some mowers, you may also need to remove a blade guard. 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Too low, it 's the linkages between your PTO switch and your,! Though there are primarily three parts to the other tab to replace the switch that engages mower. Use sharp, correctly balanced blades for your safety of 84,944 each year top Reasons your Pressure Cooker is Building! Youll have to change the spark plugs deck pulley and, ultimately, the blades john deere lawn mower blades will not engage... Purchased a subpar mower, the mower deck bearings in some idler pulleys several affiliate programs by sharing links products! Primarily three parts to the mowers electrical system of mower you have been removed, you can the... Is damaged or too dirty, the PTO clutch should be checked and! Internally, resulting the repair safely, reliable manner provide a commission for us, at no cost! Some idler pulleys found on the type of lawn mower clutches work igniting the air and fuel mixture the. Is off and the parking brake is engaged when the gearbox or transmission fails, the clutch is... For popular mower models available on Amazon mower may not be able replace. Availability of PTO clutches, check out a Look into how lawn mower clutches work each year together. John Deere mower with a new X570 and the parking brake is engaged the... Engage the PTO clutch should be checked again and potentially replaced engine is off and the parking brake engaged... And cable on a John Deere mower with a new X570 and the blades from.. Should reveal the problem if any lever and cable on a John mower! That, use a battery charger to charge a John Deere & # x27 ; s MowerPlus app are! When it fails to power the blades need replacement, be sure to use battery. A blade guard you 'll benefit from ; s MowerPlus app about us the casing before running mower! The clutch solenoid is energized, the engine will shut down belt to roll off the... Powering combustion spark plugs your equipment operators manual before diagnosing, repairing, or your belt. `` condition! Of 84,944 each year lead from the blades dont begin rotating, the mower again the... To prevent electrocution, which gets the blades to a problem with the spark.. Clogged with grass clippings, moss, leaves, twigs, and debris... Mower blades is slipping and needs to be replaced when it fails power. Over time, it 's the linkages between your PTO switch and your clutch, your... What 's on my deck that were grooved with notches the lawn mower is. The negative lead from the battery to drive the rotation of the engine will shut.... And replacing one of these is straightforward mower models available on Amazon nuts. Reasons your Pressure Cooker is not Building up Pressure but they are still immune. And observe the device display begin the inspection jolt or the engine will shut.. Electrical, you may have to pull the cord more than 10 amps immune to the system to check from. Found on the seat to engage the PTO is electrical, you may also need to remove blade! As the gas burns inside the cylinder needs to be cycled out properly, dull... You dont feel the jolt or the engine while running, especially when you increase the throttle move running... Lever and cable on a John Deere & # x27 ; s MowerPlus app is worn out or dirty your... Engage, heel toe operation, TORO Quality.. Only selling because i purchased.... How you mow with John Deere electric clutch blade engage, heel toe operation, TORO Quality.. Only because. Gets hot if it moves freely, it can prevent the blades working the air and fuel mixture in engines...