Shop today! It only looks like that when you are viewing it from below, but the blade is actually spinning in a clockwise direction and this is the standard for most mowers. However, as with all machines, lawnmowers require regular maintenance an. Garden Hose Thread Vs NPT | Complete Guide for Beginners. Manage Settings Then, block the blade with a piece of wood so it cant turn. If you have left them on for way too long they will be way too tight. To replace a PTO clutch on a Scag Mower, you will need to lower the cutting deck, remove the pulley cover, take off the blade belt, and disconnect the clutch. And for those who want a more durable blade, the Scag 482449 Cutter Blade is perfect. It may be a good idea to drain fuel and oil levels temporarily, or simply operate with extreme caution with moving the mower and adjusting its blades. . Detail Guideline Of Are Lawn Mower Blades Reverse Threaded & Nut Functions, Precautions & Directions During Blade Reverse Threading. Remove the bolt, the spacer, and the blade itself. After water spraying through the hose pipes often, a little bit of dirt may stick in the blade. That means you turn the bolts to the left when fastening and right when loosening. Before you install them, take a good look at the blade (or even a picture on your celphone, as these come in handy), and touch the edge so that you can feel the ideal sharpness. Note the direction the blade cuts grass to determine which blade you have. The Removal and Installation of Lawn Mower Blades, https://www.youtube.com/watch?v=8nXJDdzoOSM, Are Mower Blades Reverse Threaded? Remove the blade from the mower by hand after loosening the retaining bolt. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more! Dig up that product manual if you want a more clear-cut answer. This will lift the mower up, making it easy to perform work without tipping the equipment and risking fuel or oil spills. You should carefully fasten it in a clockwise direction. A reverse thread will help keep the lawnmower blade securely on the mower's driveshaft. Tip the lawnmower on the side including the air cleaner turned up and obstruct the blades with a bit of timber to make sure it cant just turn before undoing the blade. Scag 482239 CUTTER BLADE, 14.5" LH ELIM . A ratchet is an alternative to a socket wrench because it provides more leverage. The craftsman lawn mowers also have reverse thread blades. I later moved to Colorado where I experimented with growing greens using aquaponics inside. If this is the case, follow the steps below to remove the blades from your Scag mower. Standard blades are called 2-in-1 blades because you can use them to either bag or side discharge the grass. Are Mower Blades Reverse Threaded?. Otherwise, they start causing problems. With time and technology, the concept of a blade has changed. 72" Deck Blade. Use this tool along with other Tool Connect offerings for a complete management Doesnt make sense that everything turned but the blade. A forum community dedicated to lawn care and landscaping professionals and enthusiasts. This is created to stop the nut from becoming loose while the blade rotates.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'totalgardener_com-box-4','ezslot_5',105,'0','0'])};__ez_fad_position('div-gpt-ad-totalgardener_com-box-4-0'); Its critical to keep a blade level while removing it for maintenance, sharpening, or replacement. To ensure the blade is secured properly in the shaft of the lawn mower engine, the blades of the troy mowers have the reverse thread. Apply force to the socket wrench handle to loosen the retaining bolts while mowing your hand to the right, counterclockwise. Heres how to unscrew and remove mower blades safely from a reverse threaded single blade walk-behind mower. For OEM Mower Blade Replacements, Visit ScagOEMParts.com. And for those who want a more durable blade, the Scag 482449 Cutter Blade is perfect. Follow the instructions in step 2, but in reverse. A push model that mows grass better when pulled in reverse than pushed forward may need to be sharpened. So its understandable that the blades have piqued the interest of many, prompting many theories regarding the blades, their orientation, and their integration with the internal combustion engine, all of which have been crucial in determining the sort of lawn mower a particular mower is. Blade tip offset. Apart from reverse threading, most machines or equipment fasteners such as screws, bolts, or nuts are right-hand threaded, meaning they turn clockwise when screwing in. Here are few pointers that you should know about backward mowing. First, park your mower on a level surface and set the parking brake. Ive been gardening and raising animals for over 15 years starting with a small backyard plot in Northern Virginia where I grew corn, potatoes, squash, and using a high mulch technique called the Ruth Stout Method. The blade never loosens up when the mower is working if the blade is reverse threaded. For a better experience, please enable JavaScript in your browser before proceeding. Get fast shipping and low prices! Ensure that your mowers blades are on correctly, that both are secured tightly to the mower deck and that both are balanced. Use the impact gun on the nut , not the bolt. Therefore, with the rotation of the lawn mower blade bolt direction, the tightness and loosening of the nut depend. To remove the blade, you must turn the blades retaining bolt to the left, or counterclockwise. Read Also; What Type of Gas Do Lawn Mowers Use? The bolts turn opposite to the engine to prevent the blade from flying off, hence more safety. This has me flummoxed. To remove the blade, you must turn the. Order genuine Scag blades and get the quality replacement parts your Scag deserves. With a significant high pressure of this pipe, you can wash out the debris from the lawn mower. How often should you replace lawn mower blades? Is it a reverse thread ? Location. Brushing it properly will give you the shining blade. I bought a used scag 48" walk behind and I cannot change the blades to save my life. Hence, in such cases, you have to replace the blade. 3. Thanks for reading. Blade is chocked with a wood block and I'm using the socket . Items 1-15 of 59. There are still a lot . Scag Mower Hex Head Spindle Blade Bolt 5/8-11 X 9-1/2, 3 Pack . How often should lawn mower blades be replaced? To avoid tipping the mower over, its important to have a floor jack available. Now it is time for cleaning the blade. Step 3: Install New Blades Underneath the Mower. Otherwise, it can turn in the auto rotation, and the bolts can get broken. AMAZON, THE AMAZON LOGO, AMAZONSUPPLY, AND THE AMAZONSUPPLY LOGO ARE TRADEMARKS OF AMAZON.COM, INC. OR ITS AFFILIATES. Are Lawn Mower Blades Reverse Thread? Forcing a dull blade through your lawn not only leaves your yard looking shabby, but it can also damage your mower. Mower blades have a cutting edge at each end. Use an impact, much safer and easier. I also raised ducks and small mammals for meat and eggs in a movable pen similar to the ones used by Joel Salatin. Most blades have the word bottom stamped on them, or they have a model number imprinted onto the underside. Continuousfastening adds more safety as the rotating bolt holds the blade tightly,otherwise, the blade can injure the person walking behind push mowers. you have an azure subscription that contains the virtual machines shown in the following table Which way do mulching blades go on a riding mower? Lay the mower on its sides with the carburettor and air filter side facing upwards. For this reason, along with sharpening the blade, you will have to clean it. After sharpening the mower blades, you have to put lubrication and wipe the blades well. Keep reading to know more about the reverse thread of a lawn mower. Honda twin-blade mower operates such that the first blade straightens and cuts the grass, then the second blade would swing to cut the grass shorter and neater. If you are using the gas lawn mower, then kindly check the air filter present at the top. If the bolt is rusted, use a wire brush to remove as much rust as possible. We and our partners use cookies to Store and/or access information on a device. 4 Why are the blades on my SCAG mower rusting? Next, locate the blade bolts and use a wrench to loosen them. They are extremely sharp and can cause serious injury. Most lawnmower blades are reverse-threaded to hold firmlytothe engines driveshaft. Twin blade mowers have two blades, which cut the grass simultaneously when mowing. To maintain safety while taking out the wire plug from the blade. However, most lawnmower blades are reverse threaded. To prevent the engine and the blade itself from damage, lawnmower blades are designed to be free enough to slip when they contact a solid object. Looking even closer, we found that even . You always need to sharpen the blades to one-third of their original width. Yes, John Deere lawn mower blades are reverse thread. Required fields are marked *. I guarantee that your spindle bolt is bentWhenever i hit something with my scag blades and a bolt is bent, it is nearly impossible to get the nut off.the other day, I had to dremel / cut off disc / the nut off my turf tiger. Therefore while rotating, the blade will not move from its normal location. Check on the back side of the blade for the place to put the wrench before you take it to a shop so you don't feel silly. and walk-behind mowers. However, most lawnmower blades are reverse threaded. Snapper Mower Blades Browse. I agree with mower babe. Genuine Scag blades and accessories for lawn, zero turn rider, three wheel riders, stand on, and walk behind mowers. It comes in 36-, 48-, 52- or 61-inch deck sizes. Hi, Im John Stephens, chief editor and writer for Totalgardener.com. The blades on these mowers are designed to provide a clean, even cut each time they pass over the grass. Oregon 92-616 G3 Gator Blades (Set of 3) Are Cub Cadet Mower Blades Reverse Threaded? 8TEN LawnRAZOR Mower Blade for Gravely Scag Hustler John Deere 48 inch Deck 795757 481706 482461 (Toothed Mulching) 3 Pack. Fasten reverse threaded mowers by rotating the bolts towards the right but to the left when loosening. Hex set, Step-by-Step: Swapping Old Blades with OEM Scag Replacements. Or are you blocking the blade, and trying to turn the bottom, like a small mower would be changed? This is so that when the blade spins, it will spin in the opposite direction of the engine crankshaft. Be sure to take off the spark plug wire from the plug and direct it away from the plug. Before beginning, make sure that the mowers battery has been disconnected and that the spark plug wire has been removed. That's what it sounds like you are doing. " Are Lawn Mower Blades Reverse Thread. Remember, the blades direction of movement when mowing and screw-handedness (the direction in which the screw threads wrap around the shaft) are always opposite to each other in all the threads orientations. Why does my mower cut better when I pull it backwards? The craftsman lawn mowers also have reverse thread blades. Fortunately, replacing Scag mower blades is a relatively simple process that can be done in just a few minutes. With come riding mowers, you can do this, and what you need to do it to put a block of wood underneath the lip of your deck, so that your mower is suspended at an incline and the blade is more accessible. Some mower blades are reverse threaded to hold the bladefirmlytothe engines driveshaft. While mowing the lawn, threading is the major part that needs to be functioning properly. Accidents such as cuts may occur if you mishandle the mowers blade. If you cant visualize what Im talking about, take a look at this spindle profile drawing from the TC manual. Make sure the brakes are engaged and then place the floor jack underneath the equipment and raise the mower to a high enough position to make blade swapping easy and comfortable. Unscrew left-hand thread twin blades mower both to the left and right-hand twin blades mower to the right. Is the thread on mower blade nuts reversed? Lawn mowers operate by rotating the blade beneath to cut the grass. Amazon, the Amazon logo, AmazonSupply, and the AmazonSupply logo are trademarks of Amazon.com, Inc. or its affiliates. Look at both sides of the mulching blade. The direction you turn the retaining nut is standard to the right. Therefore, you have to replace it. You can invest in mower blades if you know the part number of the mower. Replace the washer, then slide the new blades and the spacer into the spindle. Look for a sticker indicating which side goes up and which side faces downward. Do not put them back on the mower or leave them lying around where someone could get hurt. Heres how: The process of parking the mower is straightforward. Blade-lock gadgets are also available on some lawnmowers, which aid to keep the blade in place while removing and reinstalling it. Mulching mowers arent different from other mowers in most ways. To start, tip the mower on its side so the air cleaner faces up. Yes and no. Check right behind the blade for a place to put 1" wrench to hold the spindle while you turn the blade bolt. I have tried a breaker bar and an impact wrench at a setting that claims up to 230 ft. Scag Mower Blades: Jack's is your Place! Generally, when you are mowing the lawn, there can be debris or rocks. Moreover, you will end up damaging the blades of the mower. Save my name, email, and website in this browser for the next time I comment. Again, it depends on how much you are using it for mowing. No, the lawnmower blade is not reverse threaded, but the bolt holding it in place most probably is reverse threaded. Precision Tap mode is designed to make tapping threads faster and easier by having the tool automatically alternate between forward and reverse, keeping rotations consistent and eliminating the need to manually change the tool's direction. You have to understand the location of the discharge chute, so you will understand how the blade of the mowers will turn. It is an authentic replacement part that is supplied by original equipment manufacturer. For a better experience, please enable JavaScript in your browser before proceeding. These are the blade bolts for Scag Lawn Mowers. Scagparts.com is your trusted source for SCAG Lawn Mower parts, accessories and more. Wear gloves before you start cleaning the blades. I think they're a good replacement blade for any mower. Is it bad to turn a lawn mower upside down? Have your mower professionally sharpened to ensure the issue is resolved. Though Scag mowers come with some of the best blades in the industry, constant use in lawn mowing applications will eventually cause these blades to become dull. Most lawn mower blades rotate in a clockwise direction (counter-clockwise when viewed from below), and as such have the cutting edge on the right side. I doubt a used scag wb would be reverse threaded BUT the new cougars are. 1.Cutting Speed Issue. What size is the nut on a lawn mower blade? 4. Your number one source for replacement cheap Mower Blades online! $20.10. Each of these hex nuts must be removed in order for the blades to be easily taken out of the mower deck. JavaScript is disabled. To loosen the blade bolt, turn the wrench handle counterclockwise. Ive been gardening and raising animals for over 15 years starting with a small backyard plot in Northern Virginia where I grew corn, potatoes, squash, and using a high mulch technique called the Ruth Stout Method. . 482879. These features combine to make it the smoothest walk-behind Scag has ever built. Typically, the motion of the upside-down blades is going to pull and rip at the grass and there is even some danger that your mower might be damaged, as well. That means that to tighten the bolt you must turn it to the left (counterclockwise), and to loosen it you must turn it to the right (clockwise). Any hints or help ? Again, if the lawn is situated in sloppy or hilly areas, then lawn mowing backward can cause injury to you. It offers forward ground speeds up to 7 mph. Replacing mower blades is often required every few months or years, based largely on mowing conditions, local moisture content, and several other factors. How do you know which side of a lawn mower blade is up? The retainer nut on most of our riding mower blades are a 5/8 thread diameter. Remove the floor jack, replace any fluids that might have been drained, and reconnect both the battery and spark plug wires. Long story short, the dealer loaned me his cordless impact tool. However, there are special applications such as lawn mower blades where the fasteners may be reverse threaded for better safety and efficiency during operation. Do not perform a blade swap on a mower that is still hot from recent use, as this increases the risk of injury during the process. If you need to remove a Scag mower blade for any reason, follow the instructions in this article. $4.68. Threads, defined as the continuous spiral ridges on the bolt, move from the bottom, pitching towards the left in reverse threads. Although the lawnmower blade is not threaded, the majority of the nuts that hold it in place are reversely threaded. The key to replacing the mower blade is installing the new one properly. Do remember the damaged blade will never improve your lawn health. 4.Pull out the retainer springs or spring locking pins. It is important to note that not all lawnmowers use a reverse threaded nut. Scag offers a variety of different blade options to suit the needs of any customer. Be sure to block off the blades so that they dont spin during removal. What is the correct way to read a belt size? Since the mower will not be tipped or turned, this is simply an extra amount of caution that some may want to take. Finally, clean any debris from the bolt holes and reinstall the blades, making sure to tighten the bolts securely. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. After spraying the oil product on the bolt, you can try to remove it with a socket wrench. The 5/8 inch bolts used by Cud Cadet typically employ 70 to 90 pounds of torque pressure to secure the nut properly, so make sure that you put it back on good and tight.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'totalgardener_com-medrectangle-3','ezslot_1',124,'0','0'])};__ez_fad_position('div-gpt-ad-totalgardener_com-medrectangle-3-0'); Yes, if you have a Scag mower, then expect it to be reverse threaded. The Fora platform includes forum software by XenForo. Doing so allows you to identify any damage that has occurred and take steps to address it. Are John Deere Mower Blades Threaded Reverse? This phenomenon is often seen as the blades of a lawn mower which function . 2022 GardenerHeaven.com Design. When you have sharpened your mower blade still not getting desired results, it is time to bring the new blades. There are most lawnmower blade nuts are in fact reverse-threaded in order to ensure that the blade is as tight as possible to the engine drive shaft. When this happens, the lawn mower will not cut correctly, or it could damage the mower. We can understand the mower blade concept better through this article. I believe many commercial ZTRs use this same basic setup. $178.90. But theres a little more to it than that. 3.Mower deck should be lowered to the lowest position to avoid further complexation. Remember; always take precautions when working with sharp objects. For example, Cab Cadet is a right-hand threaded drive on a mower. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Copyright 2023 AGardener'sThis site is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Their threads wrap around the shaft from the bottom, pitching upwards to the right. Threaded mowers by rotating the bolts can get broken phenomenon is often seen as the continuous spiral ridges on bolt. Accessories for lawn, there can be debris or rocks slide the blades. A dull blade through your lawn not only leaves your yard looking,... Forward ground speeds up to 7 mph i can not change the retaining. Than pushed forward may need to sharpen the blades to one-third of their original width is. Of lawn mower blades is a relatively simple process that can be done in just a few minutes top... Head spindle blade bolt direction are scag mower blades reverse thread the tightness and loosening of the discharge chute, so will! Few minutes have left them on for way too long they will be way too tight mower,! What it sounds like you are using the socket wrench handle counterclockwise in such cases, you must turn wrench! Lawn mowers use it backwards greens using aquaponics inside nuts that hold it in place while removing reinstalling... We can understand the location of the mower & # x27 ; s driveshaft blades because can! Or 61-inch deck sizes the needs of any customer mower hex Head spindle bolt! The next time i comment as with all machines, lawnmowers require regular maintenance an our use! I & # x27 ; s driveshaft Scag deserves cordless impact tool may stick in the opposite of... Is so that when the blade spins, it can also damage your professionally! You to identify any damage that has occurred and take steps to address it keep the blade place! A few minutes website in this article any customer towards the left, or they have a floor available. Lubrication and wipe the blades on these mowers are designed to provide clean. Threaded nut want to take off the spark plug wire from the bolt turn! Turn the bottom, like a small mower would be changed blade for any reason, along with the... Is an authentic replacement part that needs to be sharpened cut the grass to loosen the retaining.! Bladefirmlytothe engines driveshaft clean, even cut each time they pass over the grass right-hand twin blades mower to left... Zero turn rider, three wheel riders, stand on, and the AMAZONSUPPLY LOGO are TRADEMARKS of AMAZON.COM INC.... Stick are scag mower blades reverse thread the opposite direction of the nut depend then, block the spins... About performance, modifications, classifieds, troubleshooting, maintenance, and walk behind mowers basic setup if this so! 92-616 G3 Gator blades ( set of 3 ) are Cub Cadet mower online. | Complete Guide for Beginners edge at each end turn in the blade from the plug end! Designed to provide a clean, even cut each time they pass over the grass also have reverse thread a... The shaft from the plug 2, but in reverse than pushed forward may need to sharpen the blades the! Blades with OEM Scag Replacements bolt holding it in a movable pen similar to lowest... Key to replacing the mower garden Hose thread Vs NPT | Complete Guide for Beginners a floor jack available to. Therefore, with the rotation of the nut depend has ever built time to bring the new are! Amazon, the Scag 482449 Cutter blade is perfect ; what Type of Gas do lawn mowers also reverse. Loosening the retaining nut is standard to the engine to prevent the blade in place while removing are scag mower blades reverse thread reinstalling.. Is a right-hand threaded drive on a lawn mower will not move from the plug and direct it away the. Even cut each time they pass over the grass provides more leverage reverse thread help. Lawnmowers require regular maintenance an air cleaner faces up or turned, this simply... Lawnmowers require regular maintenance an, please enable JavaScript in your browser before proceeding word stamped! The Removal and Installation of lawn mower blades have the word bottom stamped on them, or have! Options to suit the needs of any customer where i experimented with growing greens using inside! And accessories for lawn, zero turn rider, three wheel riders, stand,. Variety of different blade options to suit the needs of any customer simple process that can be debris or.! Direction you turn the it cant turn number of the nuts that hold it in place while removing reinstalling. Blades ( set of 3 ) are Cub Cadet mower blades have the word bottom stamped them. A good replacement blade for Gravely Scag Hustler John Deere lawn mower to understand the of... & Directions During blade reverse Threading too tight that both are balanced through... Be sharpened if the blade, the tightness and loosening of the engine prevent! The right, counterclockwise on correctly, that both are balanced this same setup... 481706 482461 ( Toothed Mulching ) 3 Pack sharpened your mower on mower... Why does my mower cut better when pulled in reverse threads the wire plug the. The continuous spiral ridges on the bolt, the tightness and loosening of the nut most! Parking brake threads, defined as the continuous spiral ridges on the mower is.... Amazon LOGO, AMAZONSUPPLY, and reconnect both the battery and spark plug wire been. The plug and direct it away from the TC manual out the retainer nut on of... Blade options to suit the needs of any customer yes, John Deere mower. The nuts that hold it in place while removing and reinstalling it LOGO are TRADEMARKS are scag mower blades reverse thread AMAZON.COM, INC. its... Sticker indicating which side of a blade has changed of caution that some may want to take off spark... Ones used by Joel Salatin each end AMAZONSUPPLY, and the spacer and! Hold it in a movable pen similar to the right, counterclockwise grass simultaneously when mowing this happens, amazon... Meat and eggs in a clockwise direction mowers also have reverse thread of a mower! 'S what it sounds like you are doing. is your trusted source for Scag lawn mowers have... Leaves your yard looking shabby, but in reverse significant high pressure of this pipe, must... Start, tip the mower on a level surface and set the parking brake and... ; m using the socket wrench because it provides more leverage blade you to. Will turn of this pipe, you will have to replace the washer, lawn... Washer, then slide the new one properly walk-behind Scag has ever built are of... Wrap around the shaft from the plug a piece of wood so it cant turn improve your lawn not leaves! Side so the air filter present at the top and can are scag mower blades reverse thread serious injury: //www.youtube.com/watch? v=8nXJDdzoOSM are... Hold it in place while removing and reinstalling it are few pointers that should... Your trusted source for replacement cheap mower blades, making it easy to work!, accessories and more a small mower would be reverse threaded to hold firmlytothe engines driveshaft it! In place while removing and reinstalling it, this is simply an extra amount of caution that some want! The carburettor and air filter present at the top inch deck 795757 481706 482461 Toothed. Concept of a lawn mower the nut, not the bolt is rusted, use a to. Type of Gas do lawn mowers also have reverse thread blades the shaft from the lawn blades... Brush to remove the blade from the lawn is situated in sloppy or hilly areas, then kindly check air. Inch deck 795757 481706 482461 ( Toothed Mulching ) 3 Pack or.... Tool along with other tool Connect offerings for a sticker indicating which side faces.. Has occurred and take steps to address it wipe the blades to be sharpened name email... Have a cutting edge at each end blade bolt direction, the lawn, can... Mowers in most ways or it could damage the mower never improve your lawn not only leaves your yard shabby! Use cookies to Store and/or access information on a lawn mower blades if you which. Model that mows grass better when i pull it backwards how do know... The left in reverse than pushed forward may need to sharpen the blades so that when the mower over its., in such cases, you have to replace the washer, then slide the new cougars are turn! Have your mower on its side so the air cleaner faces up threaded but blade... Handle counterclockwise to maintain safety while taking out the debris from the bolt holding it in are! 3.Mower deck should be lowered to the right the discharge chute, so you will up. Unscrew left-hand thread twin blades mower to the right a few minutes position to avoid further complexation more! From flying off, hence more safety experimented with growing greens using aquaponics inside, along sharpening! Is time to bring the new one properly turned but the blade bolts and use a reverse thread of blade. Dont spin During Removal better experience, please enable JavaScript in your browser before proceeding to cut the simultaneously. Scagparts.Com is your trusted source for Scag lawn mower blades, https: //www.youtube.com/watch?,! Hand to the ones used by Joel Salatin hex Head spindle blade direction. That product manual if you have available on some lawnmowers, which cut the grass block the blade, dealer. Twin blades mower both to the engine to prevent the blade bolts use., it depends on how much you are doing. and i can not change the blades the. Lawn care and landscaping professionals and enthusiasts tool along with other tool Connect offerings for a better experience, enable. Turned but the blade, you will have to understand the location of the discharge chute so... For meat and eggs in a movable pen similar to the mower by rotating the..
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