Have you ever wondered are lawn mower blades reverse thread? This is because the blades of a mower typically turn clockwise (counter-clockwise if you are viewing them from underneath) and a reverse thread strategy keeps those whirling blades from coming loose. 482882. $4.68. (https://www.youtube.com/watch?v=8nXJDdzoOSM). Its crucial to note that a reverse threaded bolt isnt used on all lawnmowers. Follow the instructions in step 2, but in reverse. The bolts that hold the mower blades on a Craftsman mower in place are reverse threaded. $32.88. (https://www.youtube.com/watch?v=8nXJDdzoOSM), happening then stop your mower immediately and check the blade. Some blades that you can purchase are available with stronger metals or alloys, and these can actually last up to 400 hours before needing replacement. Hi, Im John Stephens, chief editor and writer for Totalgardener.com. SCAG MOWERS. CATS WITH A ATTITUDE !!!!! Its threads spin clockwise when screwing in or tightening, but counterclockwise when unscrewing or, rather, loosening. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'totalgardener_com-large-leaderboard-2','ezslot_6',127,'0','0'])};__ez_fad_position('div-gpt-ad-totalgardener_com-large-leaderboard-2-0');Right and left-handed threaded blades are seen on several twin-blade walk-behind mowers and lawn tractor mowers. and walk-behind mowers. How often should lawn mower blades be replaced? The direction of turning a mower to unscrew depends on whether the mower is reverse threaded or right-hand threaded. This prevents the nut from loosening while the blade rotates. You will notice few mowers have blade locking techniques. 3. 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. If the mower blade bolt seems to be stuck, you can place a block of wood on the head of the bolt and hit the . Im excited to share everything Ive learned plus more from the other local gardening and animal raising experts I know. How often should you replace lawn mower blades? Once the blade is loose, carefully remove it from the mower. Look for a sticker indicating which side goes up and which side faces downward. However, most lawnmower blades are reverse threaded. It keeps the grass equally cut and helps your lawn to look pleasant. Having said that the blades of a lawn mower would be reverse threaded. Hence, you will need a hosepipe for spraying purposes. With a ratchet, you can remove or detach the lawn mower blade. $33.98. We can understand the mower blade concept better through this article. Why does my mower leave a strip of grass in the middle? Scag mower blades are designed to be replaced periodically. Then, block the blade with a piece of wood so it cant turn. Nov 25, 2009. In case you have sharp blades, then chopping the grass evenly will not cause any issue. The key to replacing the mower blade is installing the new one properly. 8TEN LawnRAZOR Mower Blade for Gravely Scag Hustler John Deere 48 inch Deck 795757 481706 482461 (Toothed Mulching) 3 Pack. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. Pa. Tractor. How do you know which side of a lawn mower blade is up? It will give you the best aesthetic garden in your home. I'm having a great time mowing our 5 acres with the new Scag Patriot, but its way past time to sharpen the blades and I can't get them off. Items 1-15 of 59. Have your mower professionally sharpened to ensure the issue is resolved. The blade never loosens up when the mower is working if the blade is reverse threaded. Having said that the blades of a lawn mower would be reverse threaded. Bolts on the lawnmowers that are single bladed, are right-hand threaded, which means you must turn them to the left to loosen them. I also raised ducks and small mammals for meat and eggs in a movable pen similar to the ones used by Joel Salatin. Twin blade mowers have two blades, which cut the grass simultaneously when mowing. What do you mean, "everything turns except for the blade"? In this context, it is essential to know the function of the blade is equally important to the engine combustion present in the mower. To remove the nut when you are taking off old blades, simply turn left to loosen, and right to . Whether a word or a number, that side of the mulching blade must face the ground after it is installed and the mower is standing upright. Again, in few cases, you may have to block or stop the blade. Once the blades are removed, be sure to dispose of them properly. Screw threads are often assumed to be right-hand threaded unless otherwise specified as left-hand. 2022 GardenerHeaven.com Design. 1.Cutting Speed Issue. What happens if you put mower blades on backwards? Leave a Comment . Ensure that your mowers blades are on correctly, that both are secured tightly to the mower deck and that both are balanced. How do you loosen a tight bolt on a lawn mower? For this reason, along with sharpening the blade, you will have to clean it. Your email address will not be published. Unscrew left-hand thread twin blades mower both to the left and right-hand twin blades mower to the right. You should turn left, or counterclockwise. Blades of a reverse threaded mower appear to turn to the right if observed from the mowers top while mowing. Fortunately, replacing Scag mower blades is a relatively simple process that can be done in just a few minutes. I also raised ducks and small mammals for meat and eggs in a movable pen similar to the ones used by Joel Salatin. Give regard to how the blade matches into the edge adapter on the motor shaft, which side of the edge faces up toward the mower deck, and which order the blade tensioning washers are inserted on the blade holding bolt when you undo the blade bolt. Be sure to take off the spark plug wire from the plug and direct it away from the plug. Scag mower blades are one of the essential parts of the mower. Your email address will not be published. In the long run, you have to take care of them. With a little bit of care, you can remove the blades quickly and safely. I had 2 problems.. " You don't eat yellow snow, so why drink yellow beer ? " Oct 23, 2003. How to Market Your Business with Webinars. Related Article: What is the correct way to read a belt size? Note the direction the blade cuts grass to determine which blade you have. 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. The mower flap located in the base for your protection will break if you are pushing the mower in a backward direction. Check right behind the blade for a place to put 1" wrench to hold the spindle while you turn the blade bolt. See More; Self-Propelled vs Push Lawn Mower. No. The sharp blade reduces the wear on the engine and increases the speed. When . Make sure the blade clamp bolts are tightened securely before replacing the blade. Is the thread on mower blade nuts reversed? Therefore, between the blade and deck side, you can place a block, and it will not cause any loosening of the nuts. Are Lawn Mower Blades Reverse Thread? Messages. With the great maintenance of the mower blades, you can get perfect grass cutting. Depending on how often you use your mower, you may need to replace the blades more or less frequently. These can say things like: This Side Up, This Side Down, or This Side Toward The Grass, depending on the brand. Therefore, always wear gloves to protect your hands while you are taking out the mower blades. Remove the spark plug wire first to make sure the engine doesnt start accidentally. It will help you to remove the mower blade easily. However, over time they will become dull and will need to be replaced. If the bolt is rusted, use a wire brush to remove as much rust as possible. If you check the ends of the mower blades, there lies the cutting edge. Location. Look at both sides of the mulching blade. Scag 482879SU 3 Pack Mower Blade. 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. You could also take it to dealer and have themn loosen it. Detail Guideline Of Are Lawn Mower Blades Reverse Threaded & Nut Functions, Precautions & Directions During Blade Reverse Threading. I doubt a used scag wb would be reverse threaded BUT the new cougars are. Lawnmowers help to maintain lawns and cut grass. Scag Mower Blades: Jack's is your Place! 4. If the mowers blade bolts were right-hand threaded, they would loosen as the blade rotates. During World War 2, people were traveling to the suburban areas for safety. When this happens, the lawn mower will not cut correctly, or it could damage the mower. Just chock the blade and remove the nut on top if using an impact, or back up the bolt head on the bottom if not using an impact to remove the top nut. If there are no markings, check the blades bevel. Which way do mulching blades go on a riding mower? Again, the gas tank should be empty. Avoid laying the mower on bare surfaces such as lawns to prevent possible oil spillages. The blade nuts, which are included to protect the blades on the crankshaft of the IC engine, normally feature reverse threads in the lawnmower. You will also have to remember which is the inward side and deck side of the mower. A push model that mows grass better when pulled in reverse than pushed forward may need to be sharpened. Get Discount Lawn Mower Blades. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more! Are Craftsman Mower Blades Reverse Thread? 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. Bolt Direction Guide. Further, this will ensure blade security. Now the question may arise when you should replace the mower blades. Most of the single-blade walk-behind push mowers are often reversed threaded. You can invest in mower blades if you know the part number of the mower. Yes, Cub Cadet mower blades are reverse thread, meaning that they have a reverse pitch or a left-handed thread. Right-hand threading in rotary equipment such as mowers can often cause accidents such as cuts to the mower. How Often To Run Exhaust Fan In Grow Tent. The lawnmower blades are not threaded, but the nuts that hold them in position are reversely threaded. Next, raise the deck of the mower so that you have access to the blades. Most pros know, bad blade geometry robs your cut quality, but the spec fall-out was not limited to geometry. Step 2: Remove Blade Hardware and the Blades Themselves. Scag Mower Blade orders are processed and shipped daily. You have to run the dry tank or use a hand pump to bring out the gas from omitting. Loosening refers to a right-handed thread that is loosening in a clockwise direction.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'totalgardener_com-medrectangle-4','ezslot_2',104,'0','0'])};__ez_fad_position('div-gpt-ad-totalgardener_com-medrectangle-4-0'); To attach the blade to the engines driveshaft, most lawnmower blade nuts are reverse-threaded. Be careful not to drop the blades. You can learn more about this here. No, the lawnmower blade is not reverse threaded, but the bolt holding it in place most probably is reverse threaded. Both the real time scenarios make clear that the blades installed in a mower should be parallel. Right-hand thread mower blades often rotate to the left when mowing while their retaining bolts move in a counterclockwise direction. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'totalgardener_com-large-leaderboard-2','ezslot_6',127,'0','0'])};__ez_fad_position('div-gpt-ad-totalgardener_com-large-leaderboard-2-0');It will apparent very quickly if the mower blade has been installed upside down. 8TEN LawnRAZOR Mower Blade for Exmark Toro Ariens Gravely 32 inch Deck 04919100 103-2527 103-6583 (Air-Lift Notched) 3 Pack. Since the mower will not be tipped or turned, this is simply an extra amount of caution that some may want to take. Feed the bolt through the spindle assembly and then tighten each hex nut onto its corresponding hex bolt with an impact wrench. It is common to install a blade upside down. Is it a reverse thread ? If you can maintain the mower blade well, then you can change it after two or three years too. $54.65. They are as follows; If you are trying the backward mowing process, then it is a bad idea. #2. The floating deck is made from fully fabricated (not stamped), commercial-grade, steel reinforcements for added durability. Scag mowers are exceedingly safe, but maintenance procedures expose operators to a significantly increased risk of injury. It does not matter what lawn mower you are using. If your mower blades are upside down then they can do a lot of damage to your yard. Not all lawn mowers are reversing threaded. This will lift the mower up, making it easy to perform work without tipping the equipment and risking fuel or oil spills. To start, tip the mower on its side so the air cleaner faces up. With the blades removed, you can then proceed to sharpen or replace them as needed. Instead, the nuts in the lawn mower are reversely threaded. What Direction Should I Turn to Change the Mower Blade? This is a perfectly normal situation and one that can be easily resolved by simply installing new, OEM Scag blades onto the mower before the next mowing outing takes place. A reverse thread will help keep the lawnmower blade securely on the mower's driveshaft. The cutting edge should face the grass while the dull edge should face the deck of the mower. The threads in the retaining bolts convert the circular motion from the mowers wheels to linear, thus cutting the grass. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'totalgardener_com-leader-1','ezslot_9',108,'0','0'])};__ez_fad_position('div-gpt-ad-totalgardener_com-leader-1-0');Examine the condition of the bolt. Garden Hose Thread Vs NPT | Complete Guide for Beginners. As always, be sure that blade removal and replacement takes place in an open, outdoor space rather than in a shed or garage. In this article, we will discuss the best way to remove Scag Mower Blades without causing any damage. 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. Therefore while rotating, the blade will not move from its normal location. If you need to remove a Scag mower blade for any reason, follow the instructions in this article. 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). Required fields are marked *. . This sized thread diameter nut normally requires a 15/16 wrench or socket tool in order to remove/install. To remove the nut when you are taking off old blades, simply turn left to loosen, and right to tighten. Your number one source for replacement cheap Mower Blades online! Scag Mower Hex Head Spindle Blade Bolt 5/8-11 X 9-1/2, 3 Pack . If you have gas mowers then you have to remove the wire from the plug. Over-tightening can cause a lawnmower blade to become stuck for a variety of reasons, one of which is over-tightening. $20.10. Siphon the remaining oil into a clean container using a hose. Next, push the bolt through the Scag mowers spindle assembly. As I . In general, the threading on all rotating items is designed so that rotation tightens the nut and keeps the blade attached to the frame. The most common and easiest way to tell which side of your lawn mower blade is up, is to look for the label. You can also block the blade to make it stable by placing a large piece of wood between the mowers deck and blade. The lawnmower blades itself is not threaded, but most nuts that held the blade in place are reverse threaded. Use the impact gun on the nut , not the bolt. Most mulching blades will have writing on them that reads bottom or towards grass in order to help you to avoid this, so if you just got a set of mulching blades then look for these. The reverse thread aids in the securement of the blade against the drive-shaft, preventing the nut from loosening as the blade rotates. $38.54. 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. Help keep the lawnmower blades itself is not reverse threaded mower blade for Exmark Toro Ariens Gravely 32 deck! The mowers wheels to linear, thus cutting the grass simultaneously when mowing while their retaining convert. Thread twin blades mower both to the blades of a lawn mower reverse! Read a belt size a tight bolt on a Craftsman are scag mower blades reverse thread in are... 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N'T eat yellow snow, so why drink yellow beer?, you remove. 2 problems.. `` you do n't eat yellow snow, so why drink yellow beer? for your will. Stop the blade clamp bolts are tightened securely before replacing the blade is installing the one! 5/8-11 X 9-1/2, 3 Pack often rotate to the mower & x27.