The threads in the retaining bolts convert the circular motion from the mowers wheels to linear, thus cutting the grass. If there are no markings, check the blades bevel. Keep reading to know more about the reverse thread of a lawn mower. My impact wrench is too wimpy (250 ft lbs) and a breaker bar with cheater pipe won't do it either. Are Cub Cadet mower blade bolts reverse thread? Can you put a lawn mower blade on backwards? Required fields are marked *. Screw threads are often assumed to be right-hand threaded unless otherwise specified as left-hand. Disconnect the plug line and place it in a safe place. Can I use mulching blades with side discharge? Leave a Comment . In this context, it is essential to know the function of the blade is equally important to the engine combustion present in the mower. Still, the result is not promising. Check the position of the nut and blades, too, while pulling it from the mower. Oregon 92-616 G3 Gator Blades (Set of 3) Although the lawnmower blade is not threaded, the majority of the nuts that hold it in place are reversely threaded. Be sure to have the right tools on hand, and the right safety measure in place, and this will be one of the easiest and most rewarding repairs done to the mower during its lifespan. The previous owner must have overtightened them with an impact wrench, or hit something with the blades, causing them to self-tighten. They are what actually cut the grass, so it is important to keep them sharp and in good condition. Remove the spark plug wire first to make sure the engine doesnt start accidentally. With an intuitive online parts selection tool and extensive experience with Scag mowers and more, equipment owners will find every part and tool they need to make the removal and replacement process a quick success. The bolt that holds the John Deere mower blades in place is threaded properly. The blade will not cut your grass if it is reinstalled inverted. Mulching blades are sometimes called all purpose or 3-in-1 blades because you can use them to mulch, bag, or side discharge. What is the correct way to read a belt size? 4. Featured Parts and Products: Lawn Mower Parts; Electric PTO Clutches; Belts; Pulleys; New Lawn Mowers; Tags: lawn mower, pto clutch. So this article explains your query are lawn mower blades reverse thread? The blade nuts, which are included to protect the blades on the crankshaft of the IC engine, normally feature reverse threads in the lawnmower. 22HP/725cc Kohler 7000 Series V-Twin OHV 4-Cycle Engine 42-Inch, Stamped Steel 2-Blade Mower Deck Hydro-Gear EZT Hydrostatic Transmission 3.5 gallon fuel capacity Ground speed: 7 mph forward/3.5 mph reverse Front wheels: 11 x 6 in - 5 in Rear wheels: 20 x 8 in - 8 in 3-year consumer warranty Model: 17AREACS010 2022 Model Retail $3,499 Sale . When this happens, the lawn mower will not cut correctly, or it could damage the mower. AS AN AMAZON ASSOCIATE WE EARN AFFILIATE COMMISSIONS FROM QUALIFYING PURCHASES. Once the mower is flipped, you have to retain the blade. Your email address will not be published. It is obvious when you will do backward mowing; you will not be able to see anything in your backside. Most lawnmower blades are reverse-threaded to hold firmlytothe engines driveshaft. You could also take it to dealer and have themn loosen it. Be sure to block off the blades so that they dont spin during removal. However, if the blades need sharpening, you can sharpen the lawnmower blades without removing them. Brushing it properly will give you the shining blade. This has me flummoxed. Yes and no. In cordless lawn mowers, there lies a battery; you can remove it before the operation. However we may have to block the blade from turning in order to break the bolt loose. What happens if mower blades are upside down? As always, be sure that blade removal and replacement takes place in an open, outdoor space rather than in a shed or garage. To unscrew a right-hand threaded bolt mower, rotate the retaining bolt to the right or clockwise. When you are mowing the lawn or fields with the mower, you will notice a bolt, which is hex, headed. Messages. I believe many commercial ZTRs use this same basic setup. Scag SWZ Fixed Deck Hydro-Drive Mower Review. The key to replacing the mower blade is installing the new one properly. Made me feel like a fool. 3 How do you change the blades on a SCAG lawn mower? Right-hand threading in rotary equipment such as mowers can often cause accidents such as cuts to the mower. Finally remove the washer and clear the area for a full replacement with new, OEM Scag blades. Here are the next steps that you should follow; The first thing you have to do is to check the mower is empty. Heres how: The process of parking the mower is straightforward. Therefore, the blades can get bent or damaged due to these pebbles. The grass cutting will stop if you use reverse mowing. Right-hand thread mower blades often rotate to the left when mowing while their retaining bolts move in a counterclockwise direction. 5.Extension spring from the rod controls the clutch. Lawn mowers operate by rotating the blade beneath to cut the grass. Once the blade is loose, carefully remove it from the mower. With a push mower, many people try backward mowing. How do you replace a PTO clutch on a SCAG mower? Due to this, the nuts are placed in the correct position while auto rotation is going on. A Scag mower is a commercial-grade lawnmower that offers superior cutting performance. 482694. When . With a significant high pressure of this pipe, you can wash out the debris from the lawn mower. A push model that mows grass better when pulled in reverse than pushed forward may need to be sharpened. Or are you blocking the blade, and trying to turn the bottom, like a small mower would be changed? You will notice few mowers have blade locking techniques. Bolt Direction Guide. Shop for Mower Blades at Tractor Supply Co. Buy online, free in-store pickup. What Direction Should I Turn to Change the Mower Blade? SCAG MOWERS. CATS WITH A ATTITUDE !!!!! Scagparts.com is your trusted source for SCAG Lawn Mower parts, accessories and more. 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. If you are unsure of how your mower rotates, check the position of the discharge chute; if it is on the right side angled back, the blade turns clockwise. Again, if the lawn is situated in sloppy or hilly areas, then lawn mowing backward can cause injury to you. Enter a Melbet promo code and get a generous bonus, An Insight into Coupons and a Secret Bonus, Organic Hacks to Tweak Audio Recording for Videos Production, Bring Back Life to Your Graphic Images- Used Best Graphic Design Software, New Google Update and Future of Interstitial Ads. If you have left them on for way too long they will be way too tight. The right side tightens the blade and the left side refers to loosening it. Sears Mower Blades Browse. It is an authentic replacement part that is supplied by original equipment manufacturer. 15.25 . 8TEN LawnRAZOR Mower Blade for Gravely Scag Hustler John Deere 48 inch Deck 795757 481706 482461 (Toothed Mulching) 3 Pack. Thats especially true with the mowers blades, which are very sharp and can result in cuts, infections, or other injuries. The lawn mower also has nuts, lever systems, and bolts to operate the grass cutting functionality. With a ratchet, you can remove or detach the lawn mower blade. Start by raising the mowers deck in the highest position, and then removing the belt cover. The mower flap located in the base for your protection will break if you are pushing the mower in a backward direction. Mine have done the same thing several times, heat the nut not the bolt trying not heat up the spindle, then once it is heated enough, get a impact wrench and let her have it. Use this tool along with other Tool Connect offerings for a complete management I also raised ducks and small mammals for meat and eggs in a movable pen similar to the ones used by Joel Salatin. Scag engines are reliable and powerful, providing unparalleled performance for a variety of lawn and garden care needs. Use the impact gun on the nut , not the bolt. You can consider both a yes and no for this question. The reverse thread helps to secure the blade on the drive shaft such that the rotation of the blade does not loosen the nut. The retainer nut on most of our riding mower blades are a 5/8 thread diameter. Breaker bar with cheater pipe spins the bolt and spindle while the wooden jam keeps the blade from moving. Loosen the blade bolt, then slide off the bolt, lock washer, flat washer and blade. 4.Pull out the retainer springs or spring locking pins. As the blade rotates when cutting grass, the bolt moves to the right, fastening the blade tightly to the driveshaft. Now its time to remove the scag mower blades from the mower. Therefore, lawnmower blade bolts are reversely threaded to avoid such accidents. Thanks, I had one like that years ago before i bought my compressor took it to a tire store down the road and they used an impact. Only then should you begin undoing the blades retaining bolt. The size of the wrench socket needed will depend on the mower model. How often should you replace lawn mower blades? The bolts are secured with the blade placed in the engines shaft. Thats especially true with the mowers blades, which are very sharp and can result in cuts, infections, or other injuries. We carry a full selection of all SCAG Mower Parts at the lowest prices online. You should turn left, or counterclockwise. Im excited to share everything Ive learned plus more from the other local gardening and animal raising experts I know. If the bolt is threaded in the wrong direction, the lawnmower blades may potentially become stuck. It will help you to remove the mower blade easily. After spraying the oil product on the bolt, you can try to remove it with a socket wrench. You need to maintain the lawn mower for a long period. Tip to tip tracking. When you change the position of the bladelike this, it damages the mower and never cuts the grass properly. Spanner Bushing Scag/Bobcat. What to Do If You See Your Lawn Mower Smoking? This nut is not reverse threaded on most lawn mowers. Thanks for all the comments! The cutting edge should face the grass while the dull edge should face the deck of the mower. Affiliate disclosure: As an Amazon Associate, we may earn commissions from qualifying purchases from Amazon.com. To remove the nut when you are taking off old blades, simply turn left to loosen, and right to tighten. Simplicity Mower Blades Browse. This produces a professional-looking lawn and finer mulch that doesnt clump for grass clipping. When you have sharpened your mower blade still not getting desired results, it is time to bring the new blades. Depending on the model, you may have either a 36-inch or a 52-inch cutting deck on your Scag mower. Additionally, unexpected interaction with debris can cause blades to bend or scratch, increasing the likelihood that they will rust or provide a rather inconsistent cut that simply doesnt look as good as the cut produced by a new set of blades. However, most lawnmower blades are reverse threaded. . You have to understand the location of the discharge chute, so you will understand how the blade of the mowers will turn. 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. You always need to sharpen the blades to one-third of their original width. 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. Before we get into the blade reversing thread, we have to understand the benefits or function of the mower blades. Use a file to sharpen the blade instead of a wheel grinder to avoid the burning of the blades. How do you remove a stubborn lawn mower blade? Step 3: Install New Blades Underneath the Mower. Scag 482239 CUTTER BLADE, 14.5" LH ELIM . Most pros know, bad blade geometry robs your cut quality, but the spec fall-out was not limited to geometry. The blades on many brands of walk-behind mowers rotate to the right, the clockwise direction, when you are mowing. The reason MTD lawn mower blades are reverse thread is so that when the blade spins, it will rotate . My blades are duller than cspan right now. Over-tightening can cause a lawnmower blade to become stuck for a variety of reasons, one of which is over-tightening. It offers forward ground speeds up to 7 mph. 2 Can you put a lawn mower blade on backwards? Removing Stubborn Blade Bolts. $54.65. 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. Call Us 786-592-2094; Parts Lookup; Parts by Category . Before beginning, make sure that the mowers battery has been disconnected and that the spark plug wire has been removed. 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. Good luck. So you will disconnect the extension springs for super fast work. Therefore while rotating, the blade will not move from its normal location. Never try to remove a Scag mower blade without the proper tools and instructions. Buy Now your Honda OEM 46732-V09-A01 - SPRING REVERSE - We are a lawn mower parts Honda authorized dealers. Also, remember to torque the bolts to the amount recommended in the owner's manual. For a better experience, please enable JavaScript in your browser before proceeding. While mowing the lawn, threading is the major part that needs to be functioning properly. Are lawn mower blade bolts left hand thread? https://www.youtube.com/watch?v=8nXJDdzoOSM, Are Mower Blades Reverse Threaded? 4. Feed the bolt through the spindle assembly and then tighten each hex nut onto its corresponding hex bolt with an impact wrench. Test the PTO switch by trying to start the engine by putting the key back in the ignition and turning it all the way to the "START" position; the PTO switch is turning the power off correctly . Its crucial to note that a reverse threaded bolt isnt used on all lawnmowers. Moreover, you will end up damaging the blades of the mower. Siphon the remaining oil into a clean container using a hose. 1.Cutting Speed Issue. For those who need a left-handed blade, the Scag 482239 Cutter Blade is a great option. We can understand the mower blade concept better through this article. Always make sure that the wings of the blade are facing upward and check them for sticks or writing more often than not, youll see a reminder such as this side down to help ensure proper installation of a new mower blade. Location. Use an impact, much safer and easier. For fine grass, cutting a sharp blade of the mower is necessary. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. 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. Observing this direction will help you determine if your mower blade bolts are reverse threaded or not. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. 72" Deck Blade. If it has the word Bottom, or a model number printed on it, that side of the blade faces the ground when the mower is upright. Genuine Scag parts from an Authorized SCAG Dealer. Make sure its safe to take off the bolt before you go ahead and do it. Not all lawn mowers are reversing threaded. If your mower has a gas tap, make sure its turned off before continuing. 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. Note that not all mowers are reversely threaded to secure the blade. 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. 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. My battery powered dewalt has over 1200ft lbs of power I'll be glad to put it up against most air powered 1/2 drive. Tractor. Scag has made this process quite a bit easier than many competing models, with a few simple tools and procedures required to effectively remove the old blades and insert the new ones over the course of about half an hour. Finally, use a wrench to remove the bolts that hold the blades in place. Bobcat CT 235. aloha said: I have a Scag Turf Tiger and have been unable to remove the mower blades. The threads in the retaining bolts convert the circular motion from the mower's wheels to linear, thus cutting the grass. #2. When you buy through links on our site, we may earn an affiliate commission. The most common and easiest way to tell which side of your lawn mower blade is up, is to look for the label. The threads which have reverse threads in the lawn mower are usually the blade nuts which are so incorporated to safeguard the blades on the drive shaft of the IC engine. Sail height. How do you loosen a tight bolt on a lawn mower? Are Scag mower blades reverse thread? But theres a little more to it than that. Continuousfastening adds more safety as the rotating bolt holds the blade tightly,otherwise, the blade can injure the person walking behind push mowers. Perhaps the biggest component of the blade replacement is simply getting the mower prepared and into the right position to get the job done. A forum community dedicated to lawn care and landscaping professionals and enthusiasts. Is it illegal to have 3 layers of shingles? The bolts turn opposite to the engine to prevent the blade from flying off, hence more safety. Put a wrench socket of the correct size on the head of the bolt securing the blade to the blade holder, and apply force to the wrench handle in the counterclockwise direction to loosen the blade bolt. We do not specifically market to children under 13. If you have gas mowers then you have to remove the wire from the plug. Remove the bolt, the spacer, and the blade itself. A reverse thread nut won't work because it will cause overtightening and significantly . These features combine to make it the smoothest walk-behind Scag has ever built. Both yes and no. [How to Use It], Best Crabgrass Killer that Wont Kill Grass [Top 8 + Reviews], When to Apply Grub Control: Best Timing to Put Down Grub Killer. You can cover it with a plastic bag to prevent the wire from being attracted to the plug. LawnMowerGuru.com, All Rights Reserved. In these mowers, the blade stays stable at one place while you replace or reinstall back it. A-1, have you got those blades off yet?
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