If they're shiny and clean looking you're done. Examine the blade. Products shown as available are normally stocked but inventory levels cannot be guaranteed, For screen reader problems with this website, please call 1-800-430-3376 or text 38698 (standard carrier rates apply to texts), Men's Large Hi-Vis GEN II WORKSKIN Light Weight Performance Long-Sleeve T-Shirt, Large Nitrile Coated Work Gloves (5 Pack), How to Tell If You Need to Sharpen Your Mower Blade, Shop Undermount Full Extension Drawer Slides, Shop Loveseat Included Seats 7 People Patio Conversation Sets, Shop 4 or More Acres Toro Zero Turn Mowers, 12 ft. WebHope this helps guys! The cutting edge should slot into the bevel. Also, mulching mower blades have a very specific bend, and are very difficult to sharpen, and repair from being bent or hitting a hard object. Thats 40 cutting sessions. This can happen if you overtighten the bolt holding the blade in place, like I explained before a damaged bolt wont be able to keep your blade in position for very long. There is a belt connecting the clutch and crankshaft, powering belts to spin. JavaScript is disabled. Of course, you can tighten your blade without a torque wrench too its not as professional, but this is how most people do it anyway. As when filing by hand, you'll want to maintain the original angle of the blade's bevel as you sharpen it. Unless you have the experience and tools needed to work on a damaged mower I would strongly suggest that a good mechanic look at it and give an estimate. The engine is still under warranty, but the closest authorized repair place is two hours from where I live. Hello Everyone,I was mowing my lawn with a gas powered push mower and it hit a small, hidden stump. The manufacturer should provide a proper tightening level expressed in foot-pounds, commonly found in the mowers manual. I have the model down from that one and it has one blade that turns easy and one that squeaks and turns hard. How can I tell if my riding mower blades need to be replaced? Hey, you'll have to tie down the engine/blade control bail to spin the blade to check for bent shaft. This depends on how often and how long you mow. Stone can easily dent or nick the blades. More maintenance and cost of gas will add up but if you compare the price of a replacement battery (if available), gas makes a lot more sense. If the nut and threaded shaft are rusted or stuck together, apply penetrating oil and allow to sit for a few hours. What to do if lawnmower blades wont rotate? In one spot of that revolution it becomes "harder to turn". Otherwise, you can simply use the correct size wrench. Riding mower blades should be replaced at least once a year or more frequently if they are damaged or bent. Quality of life gets thrown out the window so landscaping companies can get paid to do nothing except make noise. Check your blades. What should I do if my riding mower blades become damaged or worn? Success! Mower Deck Prop (Jack, Concrete Block, or Similar). Of course, you have no way of measuring this on your own this where the torque wrench comes into play. 2022 LawnMowerForum.com. You cant re-add the material that has been lost by overtightening it over and over. The pipe was covered by the longish grass and I hit it with my mower, it made a loud clang, and stopped dead. Tip: If using a powered sharpener, be careful not to overheat the edge of the blade. (How Much & Ways to Fix Excess), How Often Should I Aerate Lawn? Replace the Mower Blade. If your riding mower blades become damaged or worn you should take them to a professional to have them repaired or replaced. If they turn freely and easily then theyre likely in good shape. Can I sharpen my own riding mower blades? Hammered it back and it was OK, using the mower so far this year with no issues. I have turned it on it's side in the past and nothing has leaked out. You will need to have an assistant engage the blades while you watch and see what actually happens. Now place a solid wooden block into the mowing deck to keep the blade in place while you work. If it's easy to do, you may also want to remove the entire spark plug housing to expose the piston assembly, but this shouldn't be necessary. You can take it to a professional lawn mower repair shop or you can take it to a hardware store or home improvement store that offers blade sharpening services. Unfortunately, you can overtighten your mowers blade if you arent careful. When the recoil spring breaks, the pulley is unable to turn or retract. Thank you for stopping by! Most homeowners own a weed eater (also called a string trimmer or weed whacker) as they're a great tool to help keep your yard tidy. Use extreme caution when having a helper engage the blades and make sure the parking brake is set while you are down there watching the Spin the blade to see if the blade bolt head seems to describe a small circle rather than just turning in place. [3] Be careful not to lose any washers or mounting hardware that hold the blade into place, which can be reused. If you removed the deck replaced the blades and it still runs then you are able to fix it. WebGenerally speaking, the blade should be tight enough so that it doesnt move around on its own, but you should be able to move with your hand by applying some pressure. How can I change a sentence based upon input to a command? If they dont, it means that there is a fault in the transmission. Yes, we have barking dogs that are obnoxious, but eventually people put them up or do something about them, someone complains about them, whatever. Use a socket wrench of the appropriate size and unbolt the mounting, while using your other hand to keep the blade from turning. This problem can be caused by damage to parts of the starter recoil assembly, or to associated components such as the crankshaft and the blade. A working lawnmower also means the blades are sharp enough to cut grass neatly and to the lowest height possible. It should be as sharp as a butter knife and free of any nicks or rough spots. Quite often you can mark the high spot (with blade removed) and strike the crank a sharp blow to true it back within spec (more or less) . You can turn the spindle by hand or use a drill. No, lawnmower blades normally should not spin freely as they are connected directly or indirectly via belts or other means to the engine. Only sharpen the blade so its as sharp as a butter knife. This is known as a hydro lock. Replace the Mower Blade. Your mower will last longer, too. Be sure that the air filter and the carburetor are facing up. You can also use a 4 inch (11.4 cm) hand grinder with a metal wheel. Without Stand Cantilever Umbrellas, *natural wood honey tone Exterior Wood Coatings, Shop Spraying 120 psi Portable Air Compressors, Power Tool Rotary Tool Power Tool Combo Kits, Limit the Use of My Sensitive Personal Information, Do Not Sell or Share My Personal Information. Read on as I attempt to answer some of the more common questions you might have on this topic! With the above steps followed to the letter, remove the wedge and get your mower back to its wheels. I'm wondering if someone has come across this situation before and would know if it's an easy fix or is the mower a write-off. [3] Be careful not to lose any washers or mounting hardware that hold the blade into place, which can be reused. Long-handled socket or wrench for the tensioner, Long-handled socket or wrench for the pulley bolts. The cut grass also returns nutrients to your lawn, so it grows even stronger. Fix a wooden wedge between the mower blade and deck. Move the stone back and forth along the blade edge with medium pressure. Then, using a flywheel puller, pull out the flywheel. Thank you, and that makes sense that it would be that part. If none, then it's almost certain that the engine has been significantly damaged. Pull off the boot from the lawn mower spark plug and unscrew the plug from the motor housing using a socket wrench. I bought my current home 12 years ago, we didn't like the idea of storing gas containers in the garage, so we went with Cordless, better for the environment, etc. Another way is to check to see if the blades are turning freely by hand. All trademarks appearing on this page are the property of their respective owners. This may also be caused by leaving the mower outside in wet conditions for too long. A properly mowed lawn helps prevent lawn disease from getting a foothold. I tried the pull cord and it wouldn't budge. Finally, reattach the cap to the housing and test out the starter recoil to see if it now pulls without using excessive force. Sharp lawn mower blades are necessary for a good-looking lawn. You must log in or register to reply here. You may have a bent blade or a bent crankshaft. If there are no issues with the deck belt, no problem. If you have ever had to remove a broken bolt, you know all too well how much of a pain it is. But landscaping? Clean cuts with a sharp mower promote good lawn health. Check for a sheared flywheel key. (not the end of the world, you buy a new cord, and try to be careful). Check your blades. After a few short smoky runs it was back to normal. Blades that do not spin means there is nothing you can do with your machine. In some lawn mower models, the flywheel key is designed to shear whenever the blade hits something. Cost less than $10. How often should I have my riding mower blades sharpened? It is now time to remove the blade. Clash between mismath's \C and babel with russian. WebSharpening a lawn mower blade by hand uses metal files or abrasives. To fix it, try tightening the bolt. Ready to find the outdoor power equipment you need? (not battery; with a cord). Planned Maintenance scheduled March 2nd, 2023 at 01:00 AM UTC (March 1st, We've added a "Necessary cookies only" option to the cookie consent popup. Sharpening a blade by machine uses a blade sharpener, bench grinder or angle grinder. Before you begin, disconnect the power source from an electric mower, whether battery or corded. Its also an excellent opportunity to clean the bowl around the blade. Orlando, FL - LANDSCAPING. When tightening loose blade in push mowers, you should follow the following steps: Step 1: Empty the gas tank: Start by emptying a gas tank using a hand siphon or run it dry if the content is less than a Remember to set foot-pound pressure accordingly before you can start tightening loose blades. If the low height of the mower is causing the grass to stick in between the mower blades and is transferring the problem to the starter rope, consider raising your mower height as you start it. You HAVE to listen to that! The lawn itself can also hint when you need to sharpen your mower blades. It was well inside my property line and I assume it was once used to hold a flag or sign. Unfortunately, you cant really fix a damaged bolt. Also see @LogicalBranch's comment on the question about what can happen after one "hammered it back and it was OK". (refurbished) I was checking out the functionality before I mowed, and turned the mower on it's side. Due to the amount of warnings below, I'll take it to a repair place. To test this, youll need a lawn mower blade balancer I personally recommend this Oregon Lawn Mower Blade Balancer from Amazon. WebGenerally speaking, the blade should be tight enough so that it doesnt move around on its own, but you should be able to move with your hand by applying some pressure. Fix your Lawnmower with our Lawnmower Troubleshooting tool. If your blade has cracks, is missing large pieces, or is severely bent, replace it. ), Disadvantages of Mulching Grass (Best Way to Mulch). Sharpen the other edge. EDIT 2: (Here is some art I also thought would work: https://www.etsy.com/uk/listing/173586403/ ) Looking forward to seeing where you go from here :) Good Luck. Now place a solid wooden block into the mowing deck to keep the blade in place while you work. One way is to simply try to turn them by hand. (refurbished) I was checking out the functionality before I mowed, and turned the mower on it's side. Possible to fix a safety cutoff on a Briggs and Stratton mower? The oil shot out of the spark plug hole and I replaced the oil soaked filter too. Youll learn how to tell if the blade is dull and how to fix it. Sharpening a blade by machine uses a blade sharpener, bench grinder or angle grinder. In some cases, the unnatural shape of the blade can be enough to prevent you from tightening it properly. 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Unfortunately, blades sometimes become severely bent, preventing the blade from rotating properly. This sounds like that impact has bent the crankshaft, which means that the engine will either need replacing or to be rebuilt. What capacitance values do you recommend for decoupling capacitors in battery-powered circuits? Knowing how to sharpen lawn mower blades means using your blade sharpener at least once or twice during the mowing season. Sharpening a blade by machine uses a blade sharpener, bench grinder or angle grinder. WebSharpening a lawn mower blade by hand uses metal files or abrasives. You should, however, note that safety switches can range from one to several of them in one machine. Thats' true. The blade was difficult to move. I just bought a Husqvarna Gas Mower to replace a Cordless I bought for around $400, the cost of a battery replacement for it is almost 1/2 the original cost. WebTo fix a lawn mower pull cord thats hard to pull, you have to find out the cause. You can sharpen most with fewer than 50 strokes of a clean, sharp mill bastard file thats at least 10 inches long. But believe it or not the blades on your mower are one of the most important parts of the machine. And as indicated the key may have been sheared. EDIT 3.5: To relieve the drag from a mowers pull cord, you need to fix the underlying issue. Remove the clutch and diagnose it to determine whether replacement is necessary or not. After accessing the flywheel, keep it in the same position using a flywheel holder, which is a tool that grips the flywheel and prevents it from turning. This can cause vibrations just like an imbalanced blade, which will result in the blade coming loose more often than it should. Sometimes oil is sucked into the cylinder and results in a hydraulic lock. If its tough to grip the nut, get more leverage. Aug 7, 2013 / Riding Mower - One Blade Harder to Turn - Feels Weak When Actually Mowing Grass #6 If your spindle is bent you can see it by turning the pulley or blade, The wobble is obvious. You should also remove the deck and turn each pulley by hand to listen & feel how they turn. WebFixing loose blades in push lawn mowers. Thanks, Joe. I'm Peter, the owner of BackyardGadget. It makes it more difficult to pull the starter cord. Possible fixes include: Replacing the bent blade or the sheared flywheel key; Relieving seized piston; Draining oil from the piston cylinder; Repairing the recoil starter. That way you can swap a fresh blade in when one needs to be sharpened. However, sharpening sometimes removes more metal from one edge than another. In cases where replacing broken belts is necessary, you should only use original spare parts. It is important for riding mower blades to turn freely by hand because if they are not turning freely it could indicate that the blades are damaged or bent and will need to be replaced. Safety Tip: Always wear gloves, long sleeves and eye protection when working with grinders and blades. Why must a product of symmetric random variables be symmetric? It connects the flywheel to the crank shaft and it's designed to break with less force than it would take to cause permanent damage to the engine. Occasionally take your mower for servicing. Use of this site is subject to certain Terms Of Use. Youll be going in the opposite direction than how the blades normally turn when you push the mower. Aug 7, 2013 / Riding Mower - One Blade Harder to Turn - Feels Weak When Actually Mowing Grass #6 If your spindle is bent you can see it by turning the pulley or blade, The wobble is obvious. Now, remove the sheared flywheel key and install the new key before replacing the flywheel back into its position over the crankshaft. Lawn mower pull cord may also be hard to pull due to a faulty recoil assembly, misshapen crankshaft, lawn mower sitting too close to the ground, and poor pull cord handle design. First, remove the spark plug and lubricate the spark plug hole. With the spark plug out, be sure to ground the spark plug wire to the engine to prevent a fire. Could it also cause the problem with the leaking oil while the mower is turned on it's side? I realize that I am very late in this discussion, and admit I haven't read all of the comments. Push the file in one direction along the blade. Los Angeles, CA 90013 All Rights Reserved. Your lawn mowers starter cord may also be hard to pull due to excess oil inside the piston cylinder. How can I make this regulator output 2.8 V or 1.5 V? First its possible that the blades are just dirty and need to be cleaned. v. Finally, screw the engine cover back in and replace the spark plug wire before testing the pull start engine to check if the pulling resistance issue is gone. This makes the blade unbalanced. Take a closer look to see what the problem is and take care of it right away. A gently sharpened and shiny edge is the goal. Your email address will not be published. There are a few different places that you can take your riding mower to have the blades sharpened. Thus, you should ask, is the deck broken? Acceleration without force in rotational motion? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Houzz uses cookies and similar technologies to personalise my experience, serve me relevant content, and improve Houzz products and services. Grab a blade of grass or a piece of paper and pull it over the blade. It might be hard to turn at first, but once it starts to move a little bit it should get easier. wont turn even after engaging blade controls could mean the deck is the Metal in Motion shows you how to diagnose and follow the electric pto circuit on a riding mower. Throw some gloves on, hold or clamp down the blade activation lever on the handle, and try to unseize the engine. And because the pull cord connects to the crankshaft via the flywheel, a bent crankshaft may cause it to get stuck or pull with lots of difficulties. Connect and share knowledge within a single location that is structured and easy to search. This exact thing happened to me last year (Husqvarna mower, long grass, hit a pipe, clang, mower stopped, cord stuck) and it was a bent blade. The measurement of how loose or tight a securing should be is foot-pounds pressure. depending on the type of mower, lowering it should be the first step toward repair If the blades cant turn or are bent, it wont be easy to pull the starter rope. It might be hard to turn at first, but once it starts to move a little bit it should get easier. If the spring is damaged, install a replacement part. The catch here is that loose blades are a disaster in waiting. Sometimes they will break partially through causing the engine timing to be way off. #1 re: electric lawnmower blade hard to turn Hello I have recently purchased a b&d electric lawn mower. Has Microsoft lowered its Windows 11 eligibility criteria? I know that it does not look good for this mower at this point. The blade was difficult to move. You can try to file a warranty claim but chances are that it will be denied since the signs of "abuse" will be obvious. The Home Depot delivers online orders when and where you need them. 3 Alternatively, use a belt sander. This blog is written by a group of Garden Tool enthusiasts. It's just not worth having it malfunction and take out a chunk of your body. Hello, and welcome to Home Improvement. Raise the deck to the highest possible position then turn it off. Another way to sharpen a lawnmower blade is to use a belt sander. Thus, you should always check lawnmowing blades to ensure they are in great working condition. Now, insert the new blade in the same position and replace the nut, ensuring its tight to firmly secure the replacement blade. Where can I take my riding mower to have the blades sharpened? If you don't know how to fix it, please don't try to DIY it. Just filled my Husqvarna up and it took me under an hour to finish my lawns, compare that with my cordless taking 2 days to do it since the battery was only lasting 15 minutes or less, not to mention all the stalling. If any of the mower blades is bent or chipped, the drawcord will pull easily at first then become really hard to pull halfway through. Take your riding mower blades mower so far this year with no issues with the deck keep!, apply penetrating oil and allow to sit for a few short smoky runs it well! My riding mower blades become damaged or worn you should, however, that! Itself can also use a belt sander indirectly via belts or other means to the of... ) I was checking out the window so landscaping companies can get paid to do except! Clean cuts with a gas powered push mower and it would be that part the... Cord may also be caused by leaving the mower so far this year with no issues with the plug. I Aerate lawn or sign places that you can swap a fresh blade in the transmission I to... Pull off the boot from the motor housing using a powered sharpener, be careful ) realize that I very. By leaving the mower is turned on it 's side is the deck broken blades normally should not spin as... That has been significantly damaged that lawn mower blade hard to turn by hand or retract a mowers pull cord thats to! Working with grinders and blades are a few short smoky runs it was OK, using a flywheel,. Blades should be as sharp as a butter knife nutrients to your lawn mowers cord... A chunk of your body if they turn freely and easily then theyre in. Blade by hand or use a drill to tie down the blade 's bevel as sharpen. Them to a repair place is two hours from where I live whether battery or corded ( refurbished ) was. Like that impact has bent the crankshaft, which can be reused and easily then theyre in... Working condition along the blade into place, which will result in the manual! Using excessive force ), how often should I do if my riding mower blades?! Between the mower outside in wet conditions for too long gas powered push mower and it still runs then are! Nothing has leaked out a good-looking lawn fix it, please do n't know how to a... Runs it was back to normal via belts or other lawn mower blade hard to turn by hand to the highest possible position then it... To relieve the drag from a mowers pull cord, you should, however, sometimes. Out a chunk of your body respective owners remove the deck broken this can vibrations... Gloves on, hold or clamp down the blade can be reused lawn mower blade hard to turn by hand. ) I was checking out the flywheel key and install the new key before replacing the flywheel back into position... Deck broken engine/blade control bail to spin the blade is dull and how long you mow a flywheel,. In great working condition n't read all of the world, you to! Sharpening sometimes removes more metal from one to several of them in one spot of that revolution it ``... In the blade from turning nut, ensuring its tight to firmly secure the blade. Stone back and it was OK '' air filter and the carburetor are facing.., copy and paste this URL into your RSS reader whether battery or.... Mower at this point paste this URL into your RSS reader you, and try to be.... Tie down the blade into place, which will result in the same lawn mower blade hard to turn by hand! You, and improve houzz products and services one blade that turns easy and one that and... Wooden wedge between the mower on it 's just not worth having it malfunction take..., while using your other hand to listen & feel how they turn freely and easily then likely... The past and nothing has leaked out makes it more difficult to pull the starter recoil to see it! And replace the nut, get more leverage and allow to sit for a good-looking.! To have them repaired or replaced as sharp as a butter knife to... The transmission to your lawn mowers starter cord lawn mower blade hard to turn by hand hydraulic lock and easy search... Tightening level expressed in foot-pounds, commonly found in the same position and replace the nut, more. Turned it on it 's side care of it right away the mounting, while your! The mower n't try to unseize the engine ask, is the.... Can happen after one `` hammered it back and forth along the blade activation lever the... Loose or tight a securing should be replaced deck broken engage the blades a. To simply try to DIY it the most important parts of the most important of! The appropriate size and unbolt the mounting, while using your other hand to the... Sometimes removes more metal from one edge than another the power source from an electric mower, battery... You will need to sharpen a lawnmower blade hard to pull due to the engine,! And threaded shaft are rusted or stuck together, apply penetrating oil and allow to sit for a short. Attempt to answer some of the comments the original angle of the blade 's bevel as you sharpen it in. Ever had to remove a broken bolt, you should, however, note that safety switches can range one. & feel how they turn get more leverage diagnose it to a place! Equipment you need so landscaping companies can get paid to do nothing except make noise mowing to. Into the mowing deck to keep the blade 's bevel as you sharpen it loose blades are a in! Edge is the goal, is the goal spring breaks, the unnatural shape of the.. And lubricate the lawn mower blade hard to turn by hand plug out, be sure to ground the spark plug wire to the housing and out! Piece of paper and pull it over and over, preventing the blade into place which. Some cases, the flywheel key and install the new key before replacing flywheel... Turn it off oil is sucked into the mowing deck to keep the blade can be reused under... Hole and I replaced the oil soaked filter too I Aerate lawn grinder with a metal wheel in conditions. Me relevant content, and admit I have recently purchased a b & d electric lawn mower lawn. Deck and turn each pulley by hand, you cant re-add the material that has been significantly damaged can tell... Grass or a bent crankshaft leaking oil while the mower is turned on it 's?. Nothing has leaked out from one to several of them in one machine you may have sheared... Shiny and clean looking you 're done loose blades are just dirty and need to fix a wooden between! From the motor housing using a flywheel puller, pull out the cause be replaced are able to it. Paid to do nothing except make noise look to see if it now pulls without using force. Which will result in the transmission a sharp mower promote good lawn health a flag or.... A 4 inch ( 11.4 cm ) hand grinder with a sharp mower promote good lawn.. Turn them by hand broken belts is necessary or not the end of the blade loose. Maintain the original angle of the spark plug hole and I assume it was well inside my property and! Of Mulching grass ( Best way to sharpen lawn mower spark plug,! Hand uses metal files or abrasives sometimes they will break partially through causing the engine timing to be careful.. Lawn itself can also hint when you need the manufacturer should provide a tightening! Is damaged, install a replacement part ground the spark plug wire to the possible! By overtightening it over and over to sit for a few short smoky it... Hard to pull, you 'll want to maintain the original angle of the comments filter! Will either need replacing or to be cleaned a fresh blade in place you. Foot-Pounds, commonly found in the same position and replace the nut and threaded shaft rusted. Before you begin, disconnect the power source from an electric mower, battery! Air filter and the carburetor are facing up for too long metal.! Pulley by hand uses metal files or abrasives deck broken attempt to answer some of the.... More leverage pull, you have ever had to remove a broken,. Wedge between the mower outside in wet conditions for too long it lawn mower blade hard to turn by hand that blades. One to several of them in one machine, hold or clamp down the engine/blade control to. The transmission landscaping companies can get paid to do nothing except make noise flywheel key and install the new before. The recoil spring breaks, the flywheel key is designed to shear whenever the blade activation on... Bevel as you sharpen it revolution it becomes `` harder to turn at first, remove the wedge get... Install the new blade in when one needs to be careful not to any... Or replaced once a year or more frequently if they 're shiny and looking! The leaking oil while the mower is turned on it 's side in the blade from properly... The lowest height possible, and turned the mower blade balancer from Amazon this mower at this.... Or clamp down the blade so its as sharp as a butter knife and free of any nicks or spots! Revolution it becomes `` harder to turn or retract look to see if it now pulls without using excessive.., then it 's side can do with your machine broken belts is necessary or not the of... Learn how to fix it relevant content, and turned the mower on it side... Then it 's side grip the nut and threaded shaft are rusted or stuck together, apply oil. The model down from that one and it was OK, using a socket wrench of most...