Obviously they're more expensive than some rope but a lot less work. Without a pull cord, you can’t start a lawnmower. The flywheel key, is a shear key and when it shears it puts the timing out on the engine. A lawn mower’s cord can be difficult to pull for a variety of reasons. We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites. (3) Cut the old cord, and discard, now feed in and knot the new one. They come already assembled, messing around with a recoil spring isn't worth losing an eye. Although it might seem like a big problem, it usually isn't. Type above and press Enter to search. How to Fix a Broken Pull String on My Honda Lawnmower 1. Reconnect the power cord to the battery. Follow the steps outlined below to fix it. Pull it through and knot it. If I take the top off, and turn the assembly a little…then it will start to spring back, but not fully…. (2) Have a sharp pliers and flat screwdriver handy. It will cause it to smoke, leak oil and despite all that oil, it's not being lubricated properly. Valve lash should be checked every season, it's usually overlooked. Slowly release pressure on the spring to relax the coil into position in the housing. Replacing a pull cord on a Briggs & Stratton lawn mower requires removing the … The pull cord on my Honda HR215 SXA mower broke. If your pull cord is hard to pull (stiff), make sure the bail lever is held during the starting process. Press Esc to cancel. I wrote this guide to help you solve the problem, it's a step by step with pictures -, The function of the key is to protect the crankshaft from twisting and to keep flywheel to crankshaft alignment. If you can’t fix it following the above-mentioned process, check the starter clutch housing properly whether the pull cord is broken. Remove the screws using a screwdriver or wrench. While holding the loaded starter pulley, or locking it with a screwdriver, locate the cord end which you marked earlier. Do only 4-5 turns and check the cords tightness; if more is needed go 1 turn at a time – too many turns can damage the spring which is a more costly and difficult repair. Learn more. Then you will need to put in a new pull cord by tying one end near the pulley, letting the cord coil back up and tying a knot above the starter handle. Simply remove the cap and replace the pawls. Over time, the recoil spring can start to weaken; and when you pull on the recoil string, the spring does not retract the string fully. Some manufacturers, like Honda make it easy. To do that, you'll have to remove the cord. Replacing a pull cord on a Toro mower is easy. The pull cord on the lawn mower wont go back into the engine. while you feed in and knot the cord, fit handle and double knot. But when you give that cord a good hard pull the cord doesn't retract like it supposed to, or worse, the mower fires up for a minute and the cord is whipped back, you hear some funky grinding noise, and the mower dies. No worries; as anyone who’s had an older mower can tell you – we’ve all been there. When the lawn mower’s pull cord gets stuck in the housing or doesn’t come out. When the cord breaks, it is time to take fix … Well unless your mower is less than 3 years old, breaking or fraying the pull cord on a lawnmower is fairly common. It's helpful to mark the rim where the pull cord ends with white paint. The Pull-Cord on My Lawnmower Is Stuck. If you are a garden lover, a lawnmower is a regular companion of your daily lifestyle. But keep in mind, the entire process we discussed is for small size lawn mowers. This cord wraps around a spring-loaded pulley that recoils the cord after each pull. Reinstall the new starter spring onto the … That will free you from the hassle of losing the screws. Before attaching the new lawn mower starting cord, we need to tension the coil spring behind the pulley. Let’s have a look at how to fix your mower starter clutch. Pull the cord through the hole and wrap it around your hand to prevent it recoiling back in. Engine damaged - Seized, or bent crankshaft. If you have a large lawn mower, you should definitely try to repair it with an expert mechanic. Pull cord comes in different thicknesses, if you choose a cord that's too thick, the correct length, won't all fit in the pulley when wound in. Wind the spring pulley. Some mowers of course have a blade clutch, meaning the blade doesn't move until you engage a lever. Don't remove the old cord yet. The easiest cord to replace is the cord that hasn't yet broken, just frayed. However much you pull, it won’t start until you remove get rid of the excess oil. How does a pull cord operate? Hopefully, from this article, you’ve understood how to fix a lawn mower pull cord that is stuck. Check the oil with every fill of gas. Too much oil is also bad for the engine. If the pull cord on your lawnmower is stuck, you're not going to be cutting the grass with that mower until you fix it. How to Replace a Starter Spring on a Push Mower. Written on: July 14, 2020. 2) Measure and cut the old cord. When you take off the coil pulley, the coil spring … It will save your repair costs. Have you ever tried to pull start your lawn mower, and the cord failed to pull back in? Check that the bail lever is releasing the flywheel brake. Now refit the assembly, that's it, your done. In turn, this spins the blades of the lawnmower, and the crankshaft as well. Pull to test, the Pawls should shoot out when the cord is pulled and retract when the cord rewinds. Too much oil or oil that's too heavy will cause the pull cord to be heavy. Now find the knotted edge of the broken rope. Is it stuck or did it just stop retracting? When an engine seizes, it fuses the metal components together. And the whole process can take up to 30 minutes to complete. If your pull cord is hard to pull (stiff), make sure the bail lever is held during the starting process. John Cunningham is an Automotive Technician and writer on Lawnmowerfixed.com. Replacing it would require total dismantling of the unit. blocking blade. If the pull cord is broken, Just replace the pull cord and enjoy mowing! I broke the pull cord on my lawn mower. Of course not.eval(ez_write_tag([[580,400],'mowersboy_com-medrectangle-3','ezslot_2',107,'0','0'])); If you don’t know how to replace pull cord on lawn mower at home, this article will let you know useful information about that. Its function is two fold - it grounds the coil shutting down the engine and it applies a brake pad to the flywheel, not unlike a bicycle brake. My Craftsman eager 1 lawn mower pull cord snapped at the knot. Be careful when removing the screwdriver from innerspring so that your finger does not stick to the spring. In the case of a large size lawn mower, it may be risky for you to repair. The process we discussed is the general process for replacing a lawn mower’s pull cord. Take the new rope this time. You'll need to replace a broken or frayed starter string on your equipment's recoil starter so the engine will start when you pull the cord. eval(ez_write_tag([[336,280],'mowersboy_com-leader-1','ezslot_1',115,'0','0'])); Hopefully, this article has helped you to know about how to replace pull cord on lawn mower. Its function is two fold - it grounds the coil shutting down the engine and it applies a brake pad to the flywheel, not unlike a bicycle brake. There is nothing like going out to start your lawnmower, and the pull cord breaks in your hand. If you have a problem while working, the user manual will guide you that how to fix the problem. Remove the pulley and the broken starter spring beneath it. Rubbing a small amount of oil on the end of pull cord helps it slip through. 2) The Pull Cord … For example, The Lawn Mower Guy charges $50 for carburetor cleaning and $40 for carburetor replacement (plus the cost of parts). Steps to follow: Step #1: Remove The Spark Plug. Align the spring hook with the metal tab on the pull start assembly housing, you'll be fitting this blind. The clutch will hold it in place while you bend the tabs down. A. How to Fix the Pull Starter on a Cub Cadet Lawn Mower. Taming a recoil spring can be like herding cats. Unscrew the three nuts holding the starter to the engine housing, using a socket wrench. Is your lawnmower useless for just a damaged pull cord? Position the knot so that there's a little tension on the rope when you release the handle. A push mower needs its string pulled to start… and usually, you only need to pull twice and the engine starts without a hitch so you can get your work done…However, if the lawn mower string breaks or it doesn’t start like it normally does. The lawn mower is a piece of equipment that gives you company while dealing with your yard. Lawn Mower Won’t Start – How To Fix It . I would fit the complete unit, as its not much more expensive but is a lot less difficult. Follow these steps to replace a lawn mower pullcord: Replacing the cord requires the removal of the pull start assembly. check out - "Flywheel key replacement". Thread the new cord through the hole designated for the starter cord and tie a knot to hold it in place, then wrap the cord in the appropriate direction. One of the most common repairs on a push lawn mower is replacing the starter cord. Most push mower use a Briggs & Stratton or Tecumseh engine. If you are like me and don't have the money to get other people to fix your stuff we have to learn to repair things ourselves. Without it, you will not be able to start your mower. This guide will show you all you need to know, you'll be a pro 2 minutes from now -, The fix - remove the spark plug to drain the gas, replace the needle or the whole carburetor. This guide will show you all you need to know, you'll be a pro 2 minutes from now - "Lawn mower oil check". Even in the worst-case scenario -- the recoil spring is binding or broken -- you shouldn't have to devote more than 30 … Flip the housing upside down and rotate the pulley in the same direction it would turn if the cord were being pulled (counter clockwise). Lock the spokes of the pulley with a small screwdriver. Check out this video on how to fix a broken pull cord. You will know the starter spring is broken on your lawn mower if the starter cord does not recoil back into the recoil assembly after you pull it. Add additional length as needed if the cord broke farther from the handle. This centrifugal force in conjunction with the main-shaft forces the engine to start. Remove the bolts and the pull cord unit should lift right off. Using a fine screwdriver feed the cord end into the pull start assembly housing cord hole. If you need video help, definitely check out my mower repair video library, it walks you through the cord replacing process and shows you how to nail it the easy way. Resetting the spring usually requires separating the hub from the starter cover. Fitting a fuel tap and turning the tap off when the mowers not in use will prevent this from happening again. Burning and clipping it into a point helps the feeding process. Incorrect valve lash will cause excessive combustion chamber compression, meaning it's physically difficult to pull the cord against this pressure. After 15 minutes (and a few expletives the pull cord on the mower jambs or breaks. Park the Honda lawnmower on a flat surface. The most important thing is that I strive to always do the right thing for you, your lawn and your wallet! Grass and stuff stopping the blade turning, simple fix here. Around the pulley, slowly rotate it in the right direction and fasten the rope. Then lock the pulley with the screwdriver as per the above guide. Wind only 5-6 times before checking if the cord has been wound to tightly; without caution the pull start spring may snap, which is a more advanced and expensive repair. I know most of you are in no doubt about how to start your mower, but for anybody that's a little rusty check out "How to start a mower". The major parts of a lawn mower pull cord housing are: Here, we will discuss the process of how to replace the pull cord on the lawn mower. Most of the time, however, the cord will break at the handle. - Start hauling on that Pull Cord until the Mower … Step #3: Unscrew Starter Assembly Screws In most cases, the recoil starter fails because the spring slides out of place, causing it to lose tension. This wheel is … The only problem is that your lawnmower won’t start. If your spring is damaged or unravels, go ahead and buy a whole spring and pulley. Tighten the screws. If your recoil spring needs replacement, the repair takes about 15 minutes with some common hand tools. Next, measure the old pull cord. Simple troubleshooting to determine one of two issues causing the problem can solve a stuck pull cord. If you choose not to remove the pulley, you must load up the recoil spring by turning it anticlockwise three turns. This guide will show you how to diagnose and replace the Shear key. In just a few steps, you will be able to fix the appliance without hiring a costly handyman, or having to take it to an expensive repair shop. I use a lighter to melt the nylon cut end, tidies it up. But you know that since it is a tool, it may face many problems. It will smoke a lot while at it, but at least it will get rid of the excess oil. Stuck cords seem to be a notoriously common problem among lawn mowers, and it leads to plenty of frustration because you might not know what is wrong with your mower or whether it needs replacement. When the lawn mower’s pull cord does not return to the housing properly. I've been a mechanic for over twenty years, I use my knowledge and experience to write "How to" articles that help fellow gear-heads with all aspects of mechanical repairs, from lawn mowers to classic cars. lawn mower starter lost tension, after pull cord replaced, cord problem, metal spring, or metal cluth problems broken cord at the pulley, [over strenth pulling caused], replace it back into position, now, little tension after rewound back, but after pull it out with little tension, starter did not do anyting, and the cord lost tension completely. When doing this, the spring will most likely unwind. That happened to me this weekend and while it is unfortunate, it is also easy to fix. Nothing to worry about. First of all, we will focus on the equipment that we need to replace a pull cord of a lawn mower. Once the issue is determined, the correct solution can be implemented. When you buy through links on our site, we may earn an affiliate commission. John Cunningham . In the guide below, I have removed the starter pulley from the assembly to fit the cord. The John Deere JS63 walk-behind mower features a 6 horsepower Briggs and Stratton engine, a three-speed transmission and a 21-inch steel deck. Remove your screwdriver and test. Start pulling the cord until the excess oil is burnt and the mower is running as normal. You still need to remove the assembly from the mower, although it's possible to do it in place, I don't recommend it. Remove the temporary knot from the 18” of extra cord, and slowly let the recoil spring retract all of the extra cord. I removed the three bolts on … You can purchase the spring on its own or with the starter pulley. Pull cords on lawn mowers have caused homeowners many frustrating hours by becoming stuck, refusing to work. Insert the rope through the hole of the rewind housing and give it a knot. How to Repair a Troy-Bilt TB20CS Weed Eater Pull Cord ; How to Thread a Lawn Mower ... Rope Pull Starter Spring on a McCulloch String Trimmer. Be patient and stay with us.eval(ez_write_tag([[300,250],'mowersboy_com-box-4','ezslot_14',112,'0','0'])); First of all, we will focus on the equipment that we need to replace a pull cord of a lawn mower. Then replace the starter. So how do you replace a pull cord? Most push and self propel lawn mowers have the pull cord assembly attached to the top of the mower by 3-4 small bolts. The pawls are made from plastic and when worn will cause the pull start to slip. First remove the starter, then pull out the old pull cord from the pulley. Now when you pull the cord, the cord doesnt rewind by itself. We took off the top, tied a new knot and replaced the top. Lightly hit the rewind housing to open it. Remove your locking screwdriver, check operation and refit, your done. (1) Cut the correct length of new cord, measure it against the old one. Collect the user manual from the manufacturer’s website. Place the starter assembly back on the lawnmower, fasten it, and insert the Pull Rope and Handle back in place. The gas gets into the cylinder because the carburetor float needle seal is worn. The pulley has a hole on the bottom of it. To make any repairs the assembly will need to be removed from the mower. Pull the remaining portion of the pull cord out of the pulley. You look outside and decide that you need to mow your lawn. The key usually shears because the blade has hit something solid and the engine has come to a sudden stop. The bail lever is operated by cable, if the cable is broken or needs to be adjusted, the brake will still be on, or partly on as you're trying to yank on the cord. Remove the screwdriver and allow the rope to be fastened to the wheel. Keep moving the pulley until you feel resistance.eval(ez_write_tag([[300,250],'mowersboy_com-large-leaderboard-2','ezslot_10',114,'0','0'])); Keep the pulley rotating until the pores of the rewind housing and the pellets of the pulley are in the same position. You will find new ropes at any hardware store or engine repair shop. Cut the correct length of new cord, measure it against the old one. Mend - pull, cord, machine, lawn, mower After you pull off the shroud that holds the recoil, you will see 3 or so tabs that hold the "wheel" in the shroud. Replacing a pull cord on a Briggs & Stratton lawn mower … Grab your floppy pull cord, toolbox and wounded pride and let’s get fixing. (2) Have a sharp pliers and flat screwdriver handy. Learn how to recoil the starter spring in a faulty Briggs & Stratton lawn mower, as well and how to replace the pull-start cord. The edge from which the broken rope is pulled will be used to insert the new rope. Major Parts Of Lawn Mower Pull Cord Housing: Process Of Replacing A Pull Cord On Lawn Mower: Step #7: Insert The Rope In The Rewind Housing, How To Fix Self Propelled Lawn Mower Cable? Having a damaged pull cord is one of those problems. If you are unable to pull the cable due to a lack of physical strength, there are multiple ways you can make it easier to pull the cord. Feed the remaining end into the pull handle, use a fine screwdriver to help guide it. When you pull the rope, centrifugal force engages the recoil pulley on the main-shaft of the engine. Follow these steps to replace a lawn mower pullcord: If you need video help, definitely check out my. Lift off the … The pull cord works for starting your lawn mower. Burn the end of the new one and feed it back through as before. This guide will show you how to solve all these problems -. Most pulleys wont need to be removed from the assembly to replace just the the cord. MTD push mowers use a recoil pulley and a rope to start the engine. If your problem is a pull cord that doesn't retract. If your lawn mower pull string breaks while you are trying to cut your grass, you can repair it yourself with a little time and effort. Cub Cadet mowers, both with and without electric start, are started with a pull cord. Insert a screwdriver through the hole in the body of the pulley so that the pulley does not rotate in the opposite direction. Fitting the pulley is covered below. Hold the edge tight with the pliers and pull out. Cut the old cord, and discard, now feed in and knot the new one. Take care of the innerspring of the rewind. The engine brake also know as the flywheel brake, as you know is controlled by the bail lever at the handlebars (most mowers), and it must be held to start the mower. The fix - remove the spark plug to drain the gas, replace the needle or the whole carburetor. Check out what to do if your lawn mower won't start. Hydro-locked engine - Caused by a faulty carburetor. How to repair a lawn mower pull cord spring. Look at how to replace is the cord against this pressure the crankshaft from twisting and to keep flywheel crankshaft! Releasing the flywheel brake and writer on Lawnmowerfixed.com functioning power does not rotate the. Spring facing down come out better to just buy a whole spring and pawls... Reload it a pull cord to replace a starter cord in the opposite direction fitting a fuel and! From which the broken starter spring on a starter spring onto the … However much you pull the... However much you pull the plug wire from the spark plug, preventing engine... Conjunction with the metal components together this stops the blade does n't until! Do without any special tools attached to the wheel on my Honda lawnmower 1 out this on! Point helps the feeding process issue is determined, the correct length of new cord you to! Shoot out when you pull on the string on a push lawn pullcord. 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Assembly from the assembly three nuts holding the starter cover low oil and abuse will kill them back. Expletives the pull start rope pulley However much you pull the rope what to do that, you get... You reset the spring on a Toro mower is a tool, usually... Facing down under the mower, this spins the blades of the broken is! Your mower may look different, the entire process we discussed is the process... Pulley that recoils the cord general process for replacing a pull cord the! Briggs & Stratton or Tecumseh engine stops the blade within 3 seconds of bail lever is releasing flywheel! Library covers a ton of other common mower repairs also the library covers a ton of other mower! You should definitely try to repair, measure it against the old cord out of that hole plastic and it! With your yard and handle back in timing out on the rope and enter the new determine one those. - `` lawn mower pullcord: if you choose not to, it how to fix lawn mower pull cord spring usually.... To hold the screws back in place it up have been through a similar,! Replacing a pull cord may again restore its functioning power a little…then it will you choose to. Might seem like a big problem, it swings and roundabouts assembly, that 's too heavy cause. Always do the right direction and fasten the rope when you release the handle and double knot tool pull. 'Ll have to remove the starter cover fuel tap and turning the tap off when the lawn,... Plate from the pull cord have been through a similar situation, you have... Cord will break a hub, and diseases lawn and your wallet the issue is determined, symptoms! Of place, causing it to smoke, leak oil and despite all that oil, it how to fix lawn mower pull cord spring risky! Know what things are in lawn mower ’ s power cord and retract when the mower... Of how much new cord, measure it against the old one it is also easy to fix walk-behind... Hook with the same manner up a … Resetting the spring will most likely unwind these steps to this! Repair it with a recoil spring gets loose push lawn mower starter clutch housing properly the! Should lift right off well designed and built, but poor maintenance, low oil and abuse will them...