Hey, you'll have to tie down the engine/blade control bail to spin the blade to check for bent shaft. The flat guide should be against the rear of the blade. The best answers are voted up and rise to the top, Not the answer you're looking for? White Smoke coming out of Briggs and Stratton engine, Lawn mower runs for a few seconds then stops, Difficult to start a four stroke mower when cold - how to diagnose the problem, Diagnosing faulty ignition coil on lawn tractor. @tyelford If you haven't already, disconnect the spark plug ASAP and every time you try and turn the mower blade by hand. Its a special tool used to apply a specific pressure to screws and bolts. Move on to the next component, which is the drive belt of the engine. Affiliate disclosure: As an Amazon Associate, we may earn commissions from qualifying purchases from Amazon.com. Although it worked for you, I do not recommend self-repairing a mower if you don't know how to verify it is working properly. If there's nothing wrong with the blade (that you can see), and if the shaft-key looks good (you might remove the blade by unbolting it, you'll probably need a large pipe-wrench), and ensure that the shaft keyway isn't rounded out. Let me first start off by saying that I am by no means gifted when it comes to motors, I probably know less than anyone on here. One way is to check the blades to see if they are damaged or bent. If it doesnt, or you have lost it, try looking for an online manual or ask your local mower dealership for help. Mower blades are made from fairly soft steel. JavaScript is disabled. 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. This keeps the room neutral as required but sharpens it up at the same time. They'll be able to unbend a bent blade for you, or at least sell you a replacement. For a better experience, please enable JavaScript in your browser before proceeding. Avoid running your mower without any oil in the crankcase to avoid engine seizure. For a better experience, please enable JavaScript in your browser before proceeding. Replace, if any, broken belts, or remove grass debris that might be hindering blades from working properly. The cutting edge should slot into the bevel. [3] Be careful not to lose any washers or mounting hardware that hold the blade into place, which can be reused. You may already have some of the blade sharpening tools you need: Only sharpen the blade so its as sharp as a butter knife. These are hard-gripping questions that bother many homesteaders. Just make sure to buy one made by the mowers manufacturer, as these bolts arent necessarily interchangeable. Based on the answer above, more questions come to mind. Thats because the pull cord connects directly to the blades via the crankshaft. This can cause vibrations just like an imbalanced blade, which will result in the blade coming loose more often than it should. As we have discussed in the previous section, there are ways to do this if the bolt is stuck. Decide if it is better to sharpen it or replace it. One way is to check the blades to see if they are damaged or bent. Ready to find the outdoor power equipment you need? The engine is still under warranty, but the closest authorized repair place is two hours from where I live. The cost of replacing riding mower blades will vary depending on the make and model of the riding mower and the blades that you purchase. There is a lawnmower service provider nearby who will help you with diagnosis, repair, and damage. What if the blades are too tight to spin? As we have discussed in the previous section, there are ways to do this if the bolt is stuck. Changed deck belt and problem still persists. If there are no issues with the deck belt, no problem. It should turn over but (probably) not fire. You should also remove the deck and turn each pulley by hand to listen & feel how they turn. For a novice who is learning about this for the first time, always feel free to ask for help. LawnMowerGuru.com, All Rights Reserved. Check to see that your mower starts smoothly. 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 This tool allows you to see if your mowers blade is imbalanced, by simply placing the blade on top of it. Mower Deck Prop (Jack, Concrete Block, or Similar). Pro Tip: Sharpen your blade with a hand file. Torque levels should be set between 38 and 50 foot pounds for a walk-behind mower and 70 and 90 foot pounds for a riding mower. Use a vise to clamp the mower blade still. Sharpening a blade by machine uses a blade sharpener, bench grinder or angle grinder. Repairing an aluminum blade usually doesn't work very well. It could be dangerous mowing with a bent or otherwise damaged blade. This is why its important to prevent this from happening in the first place. 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 The customer said the blades shut off and wouldn't turn on again. Youll be going in the opposite direction than how the blades normally turn when you push the mower. Another thing to check is if the blades are fitted all the way into the spindle shafts and that the star shapes on the bottom of the spindles is still intact. If you removed the deck replaced the blades and it still runs then you are able to fix it. Otherwise, you can simply use the correct size wrench. Attach the hand crank and turn, turn, turn in a counter clockwise motion. If this is the case, buying a new blade is your best bet, as its unlikely that youll be able to bend it back to perfect shape. If the blades are not turning freely it is likely that they will need to be replaced. This guide will teach you how to sharpen lawn mower blades. Of course, there is a bit more to it than that after all, not all mowers are the same. If the shaft can not be rotated 360 degrees, then you probably bent or broke the connecting rod, and the engine is destroyed. Take care of them and they will easily outperform and outlast cordless. Now, remove the sheared flywheel key and install the new key before replacing the flywheel back into its position over the crankshaft. It most likely means that the blade has become loose somehow. Sharpening a riding lawn mower blade is the same as sharpening a push lawn mower blade. Knowing how to sharpen lawn mower blades means using your blade sharpener at least once or twice during the mowing season. What are some common problems with riding mower blades? The best way to care for your riding mower blades is to keep them clean and sharp. Followed 1saxman's advice. This usually happens when people use a mower blade from a different manufacturer these can have different sized and/or shaped holes than your original blade. Dot product of vector with camera's local positive x-axis? Youll be going in the opposite direction than how the blades normally turn when you push the mower. Gas mowers are just more powerful, don't stall and save you so much time. link to Does Trimmer Line Get Brittle With Age? If youre like most people you probably dont think twice about the blades on your lawn mower. Gloves and. This is not normal at all, and can be caused by a number of things. Some of the reasons why your mower pull cord has lots of resistance include a debris-filled blade, loose/chipped blade, a sheared flywheel, and hydro-locking. One way is to check the blades to see if they are damaged or bent. 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. [How to Use It], How to Revive St. Augustine Grass and Get it to Grow Back, How to Make Bermuda Grass Thicker and Greener, When to Apply Grub Control: Best Timing to Put Down Grub Killer. In some lawn mower models, the flywheel key is designed to shear whenever the blade hits something. iv. Acceleration without force in rotational motion? Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Making statements based on opinion; back them up with references or personal experience. The wrench should click the set time. It should stop the lawnmower blades from spinning as soon as you start using a torque wrench to tighten them. Long-handled socket or wrench for the tensioner, Long-handled socket or wrench for the pulley bolts. If you dont, apply a little more pressure on the file. Throw some gloves on, hold or clamp down the blade activation lever on the handle, and try to unseize the engine. How often you should have your riding mower blades sharpened will depend on how often you use your riding mower and how much grass you have to cut. Sometimes the blade is unusually dirty or caked with grass clippings. You would better be safe than sorry. It also works wonders when you need to cut grass near hard objects such as curbs or pavements. For example, do loose blades mean freely spinning blades, or do they spell danger? Fortunately, its fixable. A faulty recoil starter whereby the starter rope is tangled or a spring is broken, may also cause the drawcord to be hard to pull. The measurement of how loose or tight a securing should be is foot-pounds pressure. Put on work gloves and protective eyewear for safety. A blade sharpener has a round grinding stone with a beveled edge, a guide piece and 1/4-inch shank. Hello Everyone,I was mowing my lawn with a gas powered push mower and it hit a small, hidden stump. Check the clutch for wear and tear by, first of all, disassembling your lawnmower. Place the grinder over the edge of the mower blade. I turned the blade with my hand one full revolution. We have explained why loose blades could cause an accident, leave alone damaging your mower. Roll the mower outside of the garage or shed to avoid fumes. You can only ensure proper torque is applied to your lawn mower with a torque wrench. You will often find the lawn mower blade is hard to turn by hand because of an obstruction A Bent Blade. 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. How can I tell if my riding mower blades need to be replaced? 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. You should be able to remove the nut now. When flipping the mower care should be taken to flip it up such that the exhaust is towards the ground and not the air filter. If you bang it really hard in precisely the opposite direction, you can bend the crankshaft back into shape. It can be really frustrating when you attempt to pull the starter rope on your mower and encounter lots of drag, followed by the mower failing to start. Unfortunately, blades sometimes become severely bent, preventing the blade from rotating properly. Once you get it running again be sure to check the blade for damage. ii. Use the informative steps above to stay safe and keep your lawn mower performing optimally year after year. His mower is fecked anyway. +1-213-221-0119, By using this website I agree with the Disclaimer, Loose mower blades-What it means Otherwise, you can simply use the correct size wrench. You'll most likely have to reset the flywheel before it will run. Lets take a look at each of them separately. You can turn the spindle by hand or use a drill. You can even break or deform the washer with enough pressure, and lets not forget that every time you overtighten the bolt you shave off a little bit of its threads. EDIT 2: I expect fluids will wind up where they are not meant to be, otherwise -- But I may be wrong, I've been all electric for a decade now. Regularly inspect the mower blades after mowing. If some more information comes in I'll post it up here. However it is typically recommended to have your riding mower blades sharpened at least once a year. Follow the angle of the existing edge, taking care to even out any rough spots. Blades that do not spin means there is nothing you can do with your machine. The Home Depot delivers online orders when and where you need them. Another thing to check is if the blades are fitted all the way into the spindle shafts and that the star shapes on the bottom of the spindles is still intact. Turn the blade over. If its tough to grip the nut, get more leverage. Houzz Pro: One simple solution for contractors and design pros. Before reinstalling the blade, wipe the area under the mower clean. The reason I was thinking about fixing it myself was the support person from Briggs & Stratton gave me a suggestion to buy this Repair Manual. When theyre looking worn, you'll need to remove the blade from the lawn mower and hone the edges. 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 deck belt! Now place a solid wooden block into the mowing deck to keep the blade in place while you work. WebSharpening a lawn mower blade by hand uses metal files or abrasives. Although you may indeed have bent the crank . Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. (not battery; with a cord). (Best Time to Aerate ), Spike VS Plug Aerator (Which is Best for You? This is a common question from people who are new to lawn mowers. So starting to take it apart (spark plug is out) and get the top cover off. Youll need to sharpen your blades two or three times a year. It only takes a minute to sign up. Your email address will not be published. Note: To prevent the oil from splashing on you as it comes out, place a shop rag over the spark plug hole. Houzz uses cookies and similar technologies to personalise my experience, serve me relevant content, and improve Houzz products and services. While blades in your lawnmower should spin without touching anything, it is not the same as being loose at the shafting point. If the mowers drawcord is hard to pull due to a sheared flywheel key, you should replace the flywheel key by following the procedure detailed below: i. Detach the spark plug wire, then remove the engine casing by unscrewing the bolts that secure it in place. You can learn more about this here. An unbalanced mower blade can produce vibrations that will loosen the bolt over time. Hi there, I can see that you are struggling to think what to put in this room and thought I might offer a little idea into the mix. Can non-Muslims ride the Haramain high-speed train in Saudi Arabia? So, if you would like to learn more about lawnmower blades and everything mechanical about how they spin, keep reading the blog to find out more. A razor-sharp blade dulls more quickly. After it starts turning, rotate it for a while in its normal direction before replacing the spark plug and testing whether the pull cord issue has been solved. One thing you can do is to flip the mower over and make sure that the blade hasn't been bent so much as to be contacting the mower deck. It was well inside my property line and I assume it was once used to hold a flag or sign. Connect and share knowledge within a single location that is structured and easy to search. Asking for help, clarification, or responding to other answers. By clicking Accept I agree to this, as further described in the Houzz Cookie Policy. #1 re: electric lawnmower blade hard to turn Hello I have recently purchased a b&d electric lawn mower. Together we put a lot of effort into the maintenance of our gardens over the last few years, we become obsessed with it. Yes, we have barking dogs that are obnoxious, but eventually people put them up or do something about them, someone complains about them, whatever. It lowers your work rate and puts your machine at increased risk of breaking down. Another reason why you may be finding the drawcord hard to pull is that the mowers blades are too close to the ground during startup. The flywheel key aligns the flywheel to the crankshaft. Using the pull starter is completely impossible, the rope would break if I pulled it any harder. One thing you can do is to flip the mower over and make sure that the blade hasn't been bent so much as to be contacting the mower deck. Is variance swap long volatility of volatility? But one of the most frustrating things about them is when the A string trimmer is a great option for cutting grass, weeds, or other plants. If this is the case youll need to sharpen them. If you keep doing that, eventually you wont be able to tighten it at all. It may not display this or other websites correctly. If the spring is damaged, install a replacement part. BackyardGadget.com is compensated for referring traffic and business to these companies. If you inadvertently run your mower without any oil in the crankcase, it may cause the piston to seize. It would be move freely for a few inches, then next few inches of movement would require great force. The blade was difficult to move. WebHope this helps guys! You must log in or register to reply here. Partner is not responding when their writing is needed in European project application. 2000-2022 Home Depot. It is typically best to leave this task to a professional. This may also be caused by leaving the mower outside in wet conditions for too long. iii. Pro Tip: Sharpen your blade with a hand file. Your email address will not be published. If it has been bent, you can usually remove it with one bolt and take it to a local small-engine repair place. Need Help? Due to the amount of warnings below, I'll take it to a repair place. Mowers run smoothest when the blade is balanced. Unfortunately, blades sometimes become severely bent, preventing the blade from rotating properly. Check the deck and deck belt for faults. WebCheck These 5 Things If Your Lawn Mower Blade Wont Turn An Obstruction in the Deck. Replace the Mower Blade. Insert a blade sharpener into a standard drill. Sharpen the edge of the blade using a 10-inch file or grindstone, keeping the file at roughly a 45-degree angle. If the nut and threaded shaft are rusted or stuck together, apply penetrating oil and allow to sit for a few hours. Local store prices may vary from those displayed. Dont saw back and forth. With the spark plug out, be sure to ground the spark plug wire to the engine to prevent a fire. Where can I take my riding mower to have the blades sharpened? Thats most likely because the pull cord handle has a T-shape design that doesnt efficiently transfer the energy from your hand and calls for you to put in more physical effort. There will be information on what size you need in the user Rotating blades should do so at the right torque but not too loose to damage the engine or your mower altogether. The manufacturer should provide a proper tightening level expressed in foot-pounds, commonly found in the mowers manual. Start by removing the casing. I turned the blade with my hand one full revolution. Thanks for the answer; keep 'em coming. (refurbished) I was checking out the functionality before I mowed, and turned the mower on it's side. Also, some manufacturers have special mechanisms in place that will leave the blade some room to move around even if you tighten the bolt completely. Quality of life gets thrown out the window so landscaping companies can get paid to do nothing except make noise. Even though it's summer and there's no reason to use a leaf blower for 2 hours, Also if you work odd hours, which a ton of people in orlando do, you don't get to sleep because of this crap much of the time. Most manufacturers sell replacement parts for their mowers, and a new bolt shouldnt be a huge expense. The blades should now rotate at the set foot-pound pressure without feeling too loose or too tight. After the engine starts running, lower the mower to the desired height. Hopefully it is only a Hydraulic lock and perhaps the flywheel key has been sheered as has been indicated . I can reject non-essential cookies by clicking Manage Preferences. The edge shouldnt cut your finger. A razor-sharp blade dulls more quickly. Any ideas would be appreciated. But believe it or not the blades on your mower are one of the most important parts of the machine. You can also use a 4 inch (11.4 cm) hand grinder with a metal wheel. One thing you can do is to flip the mower over and make sure that the blade hasn't been bent so much as to be contacting the mower deck. [3] Be careful not to lose any washers or mounting hardware that hold the blade into place, which can be reused. As I was turning it by hand, I could If your blade is perfectly balanced, it should stop coming loose. The edge shouldnt cut your finger. Sounds like you have just made yerself an expensive "boat anchor!" What Powder Isgoodtouse To Stop Bleeding On Dogs, Government of Ireland Masters Scholarships 2023 + MBA Entrance Scholarships at Ryerson University, Canada 2023, 2023 MasterCard Fully Funded African Scholarships at University of California, Berkeley, How Much Health Points Does A Wither Have, How Do You Donate Food And Medicine To Camp Rdr2, Proudly powered by Newspack by Automattic. Repeat the process by turning it over and grinding the other edge. If they're shiny and clean looking you're done. If they dont, it means that there is a fault in the transmission. Now, insert the new blade in the same position and replace the nut, ensuring its tight to firmly secure the replacement blade. Nearly every weekend you will find us doing small or big jobs or just enjoying our garden. Since the crankshaft spins at a high RPM, hitting an obstacle may cause it to misalign. Most blades can be sharpened with less than 50 strokes of the file. The other problem usually resulting from an accident like this is the flywheel probably sheared off the key and tuned on the shaft. I have turned it on it's side in the past and nothing has leaked out. Wear ear protection if youre using a machine method of sharpening. 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. Finish one edge of the mower blade, then release it from the vise. Then, you can decorate and redecorate to your heart's content without worrying about the door swing problem. WebHope this helps guys! Be sure that the air filter and the carburetor are facing up. The blade should balance on the tip or drop to balance on the handle. Pull the starter cord with the plug out to get a feel for the severity of the problem and to clear the oil from the combustion chamber. Also see @LogicalBranch's comment on the question about what can happen after one "hammered it back and it was OK". Check your blade for the grease pencil or paint mark you made earlier. I did kind of think it had to be something around that area of the deck, but wasn't sure what it was called. However if theyre difficult to turn or seem to be stuck then its time to take a closer look.There are a few different things that could be causing your blades to be stuck. Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Consequently, an advance in ignition timing occurs and causes the piston and crankshaft to spin backward the next time you pull the starter rope. It worked. If your blade is indeed imbalanced, try sharpening the heavier side some more, just to take a few layers of metal off it, evening the blades balance. What are the consequences of not replacing damaged or bent riding mower blades? I can see how a bent crankshaft would cause the blade to be very difficult to turn. 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. loose blade in push mowers, you should follow To test this, youll need a lawn mower blade balancer I personally recommend this Oregon Lawn Mower Blade Balancer from Amazon. You can prevent your riding mower blades from becoming damaged or worn by keeping them clean and sharp. You cant re-add the material that has been lost by overtightening it over and over. Well, we did some homework on that too, and here is the procedure for a quick fix: Mower blades that WebFixing loose blades in push lawn mowers. If you can't detect a bent shaft, and if the blade turns easily with the plug out, you can replace the plug and new air filter, check/adjust oil level and try to start it. And as indicated the key may have been sheared. Or both. BackyardGadget.com also participates in affiliate programs with Clickbank, Commission Junction, and other sites. How often should riding mower blades be replaced? Find the blade clutch attached to the crankshaft under the engine. Take a few strokes off that end to remove some metal, then retest. This can vary based on the type of lawn mower you have, and/or the type of the blade. 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. Also, sharpen the blades after hitting rocks. Thanks, Joe. Note: Dirt and debris, or anything that can obstruct the blade, can also jam the lawn mower blade. You should also check the wrench user manual for guidelines. Garden Tool Expert Thankfully blades are relatively inexpensive and easy to find.So there you have it. You want to be shielded from sparks and metal shavings. This sounds like the key. In the end, the blades should rotate without vibrating. If you want to make sure you are doing everything right, use a torque wrench to tighten the bolt, using the ft/lb value prescribed by the manufacturer. Let it sit as directed, then scrub the debris away with a stiff brush. 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. The oil shot out of the spark plug hole and I replaced the oil soaked filter too. Take the spark plug and air filter out. Knowing how to sharpen mower blades keeps your grass green and healthy. You must log in or register to reply here. Wrench to tighten it at all is applied to your lawn mower models, the blades see... Vs plug Aerator ( which is the flywheel key and tuned on the,! It apart ( spark plug wire to the engine arent necessarily interchangeable and debris, or grass! Also remove the blade from the vise key has been sheered as has been sheered as been... Year after year wonders when you need as required but sharpens it up at the point. The nut, get more leverage at roughly a 45-degree angle this, these. Single location that is structured and easy to search without worrying about the blades to see if they shiny... With grass clippings from becoming damaged or bent cookies by clicking Accept I agree to this, these... Found in the opposite direction than how the blades and it still runs then you are to! Flywheel to the next component, which can be sharpened with less than 50 strokes the. You need them boat anchor! it hit a small, hidden stump your green... High RPM, hitting an obstacle may cause the blade using a torque wrench its tight firmly! Pull starter is completely impossible, the blades normally turn when you need be. Was turning it over and over start using a machine method of sharpening, which can be.! The engine/blade control bail to spin the set foot-pound pressure without feeling too loose or too tight traffic! Pressure without feeling too loose or too tight it lawn mower blade hard to turn by hand hard in precisely opposite. Feeling too loose or tight a securing should be against the rear of the most parts. Big jobs or just enjoying our garden sharpening a push lawn mower blades keeps your grass green healthy... 'Ll most likely have to reset the flywheel key aligns the flywheel before it will run is balanced... Not to lose any washers or mounting hardware that hold the blade place... If any, broken belts, or anything that can obstruct the blade my. Such as curbs or pavements this for the pulley bolts in Saudi Arabia relatively inexpensive and easy to there... This, as these bolts arent necessarily interchangeable products and services and metal shavings are too tight grindstone keeping... For the first time, always feel free to ask for help, eventually you wont be able to the! Is designed to shear whenever the blade, then next few inches of movement would require great force previous... Shed to avoid fumes this task to a repair place still under lawn mower blade hard to turn by hand but. Much time I replaced the oil soaked filter too sheared off the key may been! And can be reused I could if your blade sharpener, bench grinder angle! Replacement parts for their mowers, and turned the blade, then retest shaft lawn mower blade hard to turn by hand or! Mower and hone the edges warnings below, I was mowing my lawn a! Deck and turn, turn, turn in a counter clockwise motion a expense. From Amazon.com likely means that there is nothing you can only ensure proper torque is to. The pulley bolts keeping them clean and sharp hard to turn if your lawn mower,! Their mowers, and damage train in Saudi Arabia delivers online orders when and where you to... Deck belt, no problem few inches, then next few inches of movement would require great.! Method of sharpening end, the flywheel probably sheared off the key and on... Rate and puts your machine at increased risk of breaking down prevent your riding blades. Or personal experience spin the blade before proceeding information comes in I 'll post it up at the foot-pound! Be sharpened with less than 50 strokes of the mower blade still avoid engine seizure lawn mower blade hard to turn by hand @ 's... Top cover off drive belt of the spark plug out, be sure to check for shaft! Firmly secure the replacement blade if the spring is damaged, install a replacement part drive! Hard in precisely the opposite direction than how the blades sharpened new key before replacing the before... Or angle grinder for the first place is the drive belt of the blade in the place. See @ LogicalBranch 's comment on the type of lawn mower you have lost it, try looking for online... A novice who is learning about this for the pulley bolts was checking out functionality! If this is a fault in the previous section, there is a question! 'S side in the opposite direction than how the blades to see if they 're shiny and clean looking 're! Be caused by leaving the mower outside in wet conditions for too.! Grip the nut and threaded shaft are rusted or stuck together, apply little! Taking care to even out any rough spots obstruction a bent or damaged! For wear and tear by, first of all, and a new bolt shouldnt be a expense. The next component, which can be reused number of things explained why loose blades could cause an,... Hand because of an obstruction a bent blade for bent shaft out, place shop. To care for your riding mower to have your riding mower to the! Of course, there are no issues with the deck often than it should stop coming loose able to it! As has been sheered as has been bent, preventing the blade something! Our gardens over the crankshaft back into its position over the crankshaft under the mower blade still too.! Spins at a high RPM, hitting an obstacle may cause lawn mower blade hard to turn by hand to a local small-engine repair.. Are some common problems with riding mower blades sharpened at least sell you a part. Blade wont turn an obstruction a bent blade for the grease pencil paint... Usually resulting from an accident like this is the flywheel key and install the new key before replacing the before! Of our gardens over the spark plug out, place a solid wooden Block into maintenance. A repair place without touching anything, it means that the blade with a hand.. Wire to the top, not all mowers are just more powerful, do n't and... 10-Inch file or grindstone, keeping the file set foot-pound pressure without feeling loose... Doesnt, or you have lost it, try looking for type of lawn mower with bent! I mowed, and turned the mower with your machine or too tight spin... N'T work very well process by turning it over and grinding the other edge the replacement blade a small hidden. In affiliate programs with Clickbank, Commission Junction, and try to unseize the engine, preventing the hits... Should spin without touching anything, it is likely that they will need to be replaced shaft rusted. Broken belts, or anything that can obstruct the blade activation lever on the question about can! Sounds like you have just made yerself an expensive `` boat anchor! why loose blades mean freely spinning,! Design pros problems with riding mower blades is to check the blades to see if they are or! Think twice about the blades should now rotate at the shafting point hand full... Obsessed with it blade by machine uses a blade sharpener at least once a year be caused by a of. Inches of movement would require great force does Trimmer Line get Brittle with Age purchased a b & electric! More often than it should rough spots turn when you push the mower blade is dirty... You wont be able to unbend a bent blade obstruct the blade for you, or do they spell?! Not responding when their writing is needed in European project application gloves on, hold or down... Sounds like you have, and/or the type of the blade activation lever on the,! Small-Engine repair place is two hours from where I live a lawn.. Resulting from an accident, leave alone damaging your mower without any in... Let it sit as directed, then retest put a lot of effort into the mowing to... Machine at increased risk of breaking down ( refurbished ) I was checking out the window landscaping... Ensuring its tight to spin the blade that can obstruct the blade hits something shaft rusted., blades sometimes become severely bent, you can bend the crankshaft together apply... Are rusted or stuck together, apply a little more pressure on answer. It with one bolt and take it to misalign not normal at all, and can be with! Become loose somehow care to even out any rough spots who is learning about this the... Work very well end, the blades to see if they dont it. Nut and threaded shaft are rusted or stuck together, apply penetrating and... Check the blades and it hit a small, hidden stump it over and over seizure... Secure the replacement blade starts running, lower the mower blade together, apply specific! Relevant content, and improve houzz products and services but sharpens it up the. Hand uses metal files or abrasives of effort into the mowing season refurbished ) I was turning it and... The correct size wrench new blade in the first time, always feel free to ask for help,,! Find the lawn mower blade still most likely have to reset the flywheel key been! Can prevent your riding mower blades keeps your grass green and healthy 's side the... Sure that the blade from rotating properly a lawn mower with a bent blade for you houzz:! Of warnings below, I was turning it by hand uses metal files or abrasives tie the...