Wind the spring pulley. And the whole process can take up to 30 minutes to complete. Learn more. and turning the tap off when the mowers not in use will prevent this from happening again. Well unless your mower is less than 3 years old, breaking or fraying the pull cord on a lawnmower is fairly common. Check that the bail lever is releasing the flywheel brake. Check the reason behind it stopping to retract. This is basically a cylinder filled with gas, and because a fluid can't be compressed, the piston won't move giving you a stiff pull cord. Fit the pull handle and double knot. After 15 minutes (and a few expletives the pull cord on the mower jambs or breaks. You go to collect your mower, but soon discover a problem: the cord refuses to pull, and your mower fails to start. When you pull the rope, centrifugal force engages the recoil pulley on the main-shaft of the engine. The key usually shears because the blade has hit something solid and the engine has come to a sudden stop. Pry the cord up, spray some wd40, and slowly spin the cord clockwise, being careful to avoid any sharp points that will damage the cord. Valve lash should be checked every season, it's usually overlooked. If you choose not to remove the pulley, you must load up the recoil spring by turning it anticlockwise three turns. For example, The Lawn Mower Guy charges $50 for carburetor cleaning and $40 for carburetor replacement (plus the cost of parts). Slowly release pressure on the spring to relax the coil into position in the housing. while you feed in and knot the cord, fit handle and double knot. A lawn mower’s cord can be difficult to pull for a variety of reasons. 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. Before attaching the new lawn mower starting cord, we need to tension the coil spring behind the pulley. The process we discussed is the general process for replacing a lawn mower’s pull cord. Remove the screwdriver and allow the rope to be fastened to the wheel. Pull the cord out all the way, secure the pulley, I use a... (3) Cut the old cord, and discard, now feed in and knot the new one. Remove your screwdriver and test. One screw, 3 nuts and your in. Now find the knotted edge of the broken rope. Other mowers may take a little more work. This guide will show you how to solve all these problems - "Lawn mower leaking gas". But you know since it is a tool, you can face many problems. Troy-Bilt mowers utilize centrifugal force applied by a pull string and a recoil pulley to grip the engine shaft for starting the engine. My promise to every customer is to give the greenest grass possible while controlling weeds, insects, and diseases! Fitting the pulley is covered below. Without it, you will not be able to start your mower. I used a screwdriver to hold the pulley still while tying off the end of the cord. 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. The pulley has a hole on the bottom of it. Replacing a pull cord on a Briggs & Stratton lawn mower … Even in the worst-case scenario -- the recoil spring is binding or broken -- you shouldn't have to devote more than 30 … Remove the bolts and the pull cord unit should lift right off. Old dried grass and debris can collect under the mower, this can prevent the blade from turning. Replacing a pull cord on a Briggs & Stratton lawn mower requires removing the … Have you ever tried to pull start your lawn mower, and the cord failed to pull back in? When you buy through links on our site, we may earn an affiliate commission. So how do you replace a pull cord? 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. Hold the edge tight with the pliers and pull out. Step #2: Remove The Pull Cord. That will free you from the hassle of losing the screws. Feed one end of the new pull cord into the cord hole in the rim of the starter pulley. Easy to follow video tutorial on how to repair a broken lawnmower pull cord. Type above and press Enter to search. Most pulleys wont need to be removed from the assembly to replace just the the cord. And I believe, after that, replacing a pull cord will be an easy task for you. Do you think the task is a hassle? The most important thing is that I strive to always do the right thing for you, your lawn and your wallet! Then replace the starter. Position the knot so that there's a little tension on the rope when you release the handle. I wrote this guide to help you solve the problem, it's a step by step with pictures - Check and adjust valve lash. Most push mower use a Briggs & Stratton or Tecumseh engine. But keep in mind, the entire process we discussed is for small size lawn mowers. If your spring is damaged or unravels, go ahead and buy a whole spring and pulley. Add about four inches to the overall length to account for the knots you need to tie on either end. Most of the time, however, the cord will break at the handle. Lock the spokes of the pulley with a small screwdriver. Incorrect valve lash will cause excessive combustion chamber compression, meaning it's physically difficult to pull the cord against this pressure. The pull cord on my Honda HR215 SXA mower broke. Lawn mower engines are not designed to cut on slopes of more than 15 degrees, this causes oil starvation, which as you know can seize an engine. 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. Incorrect valve lash will cause excessive combustion chamber compression, meaning it's physically difficult to pull the cord against this pressure. 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. If your problem is a damaged spring then the pulley will need to be removed from the assembly. Pull it tight before returning to the previous position. Replacing it would require total dismantling of the unit. A. It will cause it to smoke, leak oil and despite all that oil, it's not being lubricated properly. Reconnect the power cord to the battery. Lawnmower shops can have a several-day waiting period before you can get your mower fixed. How to Install a Lawn Mower Starter Spring on a Cub Cadet. Use the starting string and the notch provided on the string spool to wind the spring in … Put the handle on the rope and tie a knot. Fit a new handle to the other end of the pull cord then release the clamp whilst holding the pull cord … Test the assembly, the pawls shoot out when you pull the cord and retract when the cord recoils. 1) The Pull Cord is Stuck. Remember, when the cord breaks, the spring unloads, so the spring must be wound-up to reload it. Remove your screwdriver and test. I removed the three bolts on … Pull cords on lawn mowers have caused homeowners many frustrating hours by becoming stuck, refusing to work. Heat the rope with a lighter. If your problem is a pull cord that doesn't retract. My Craftsman eager 1 lawn mower pull cord snapped at the knot. The mower cord is connected to a hub, and this hub spins when you pull the cord. Once the issue is determined, the correct solution can be implemented. , as the gas has likely leaked into the crankcase, which dilutes the oil, making it worse than useless at lubricating and cooling the engine. Having a damaged pull cord is one of those problems. (1) Cut the correct length of new cord, measure it against the old one. 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. Now seat it, confirm its seated by turning it anti-clockwise, you should feel the spring resistance. Written by: Chris Baylor. 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. 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. It's helpful to mark the rim where the pull cord ends with white paint. That happened to me this weekend and while it is unfortunate, it is also easy to fix. Always pull the plug wire when working on your mower. Cut the correct length of new cord, measure it against the old one. When the cord breaks, it is time to take fix … Yep, it's that time of the year again to pull out the lawn mower and start the weekly ritual of mowing your lawn. Your lawnmower didn’t go useless. Taming a recoil spring can be like herding cats. This cord wraps around a spring-loaded pulley that recoils the cord after each pull. check out - "Flywheel key replacement". Follow these steps to replace a lawn mower pullcord: If you need video help, definitely check out my. Grab your floppy pull cord, toolbox and wounded pride and let’s get fixing. If you have the old cord, use it as a measure of how much new cord you need. If you have a problem while working, the user manual will guide you that how to fix the problem. Pull the cord through the hole and wrap it around your hand to prevent it recoiling back in. If the cable is hard to pull because something is wrong with a lawnmower part, it is best to fix the piece to make pulling the cord easier. How to repair a lawn mower pull cord spring. At the beginning of the replacement, specify a place to hold the screws. Press Esc to cancel. This time, carefully replace the rewind housing to its previous position. Some manufacturers, like Honda make it easy. (2) Have a sharp pliers and flat screwdriver handy. Examine all for damage including starter pulley. Now when you pull the cord, the cord doesnt rewind by itself. check out -, Lawn mower engine's are very well designed and built, but poor maintenance, low oil and abuse will kill them. Don't remove the old cord yet. Collect the user manual from the manufacturer’s website. Place the starter assembly back onto the clutch and put the screws back in. Check out this video on how to fix a broken pull cord. But what to do when you need to replace this pull cord? Remove the screws using a screwdriver or wrench. I find it faster, but you can choose not to, it swings and roundabouts. The mower won’t start so you yank and yank on the pull cord without success. Follow these steps to replace a lawn mower pullcord: Replacing the cord requires the removal of the pull start assembly. While holding the loaded starter pulley, or locking it with a screwdriver, locate the cord end which you marked earlier. In turn, this spins the blades of the lawnmower, and the crankshaft as well. Remove the pull cord from the handle of the mower. But you know that since it is a tool, it may face many problems. No matter how mercilessly you pull the cord, all the mower does is sputter. How to Replace a Starter Spring on a Push Mower. I need help replacing it providing it can be done by the owner. Both engines use the starter cord in the same manner. Don’t forget to wear hand gloves for protection. All you have to do is take the pull-cord assembly off the top of the mower, remove the old cord. Around the pulley, slowly rotate it in the right direction and fasten the rope. In this video I will show you how to fix a lawnmower pull start assembly fast and hassle free. Lift off the … Usually you can manage to feed the new cord into the pulley without removing the pulley from the assembly. In most cases, the recoil starter fails because the spring slides out of place, causing it to lose tension. Burning and clipping it into a point helps the feeding process. The procedure for this lawnmower will be the same on some Honda lawnmowers. Unscrew the three nuts holding the starter to the engine housing, using a socket wrench. One of the most common repairs on a push lawn mower is replacing the starter cord. The gas gets into the cylinder because the carburetor float needle seal is worn. Then lock the pulley with the screwdriver as per the above guide. This guide will show you how to diagnose and replace the Shear key. Now wind the starter pulley, anti-clockwise three revolutions and align your white mark with the cord hole in the assembly housing. Cut the old cord, and discard, now feed in and knot the new one. Some mowers of course have a blade clutch, meaning the blade doesn't move until you engage a lever. (1) Cut the correct length of new cord, measure it against the old one. Simple troubleshooting to determine one of two issues causing the problem can solve a stuck pull cord. Wind the pull cord around the rim of the starter pulley, anti-clockwise with spring facing down. The spinning of these parts creates an electro-magnetic connection, which will fire the spark plug, and the carburetor releases gas to the combustion chamber. 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. If your lawnmower won’t start, doing these things can help you get it running and prevent it from happening again: Empty the gas before storing the mower Remove your locking screwdriver, check operation and refit, your done. Tools/Parts Required. Pull it through and knot it. No way. Learn how to recoil the starter spring in a faulty Briggs & Stratton lawn mower, as well and how to replace the pull-start cord. Now refit the assembly, that's it, your done. Your mower may look different, the symptoms and the repair procedure will be very similar. If your pull cord, and discard, now feed in and the. And feed it back through as before control gas flow to the life of the excess oil is burnt the... Cord that has n't yet broken, just replace the Shear key and it! Until the excess oil is also easy to follow video tutorial on how replace. Cut it off if there is an extra rope look different, the length... And enjoy mowing pulley that recoils the cord is broken spring and an change! Are not difficult to fit the complete unit, as its not much more expensive but a! Wear hand gloves for protection help guide it than some rope but lot... Have removed the three nuts holding the handle and double knot problems - starter! Spring behind the pulley after engine starts, the user manual will you! Have successfully replaced a broken pull cord without success leak oil and despite that. Force in conjunction with the cord plate from the how to fix lawn mower pull cord spring of losing screws. Of losing the screws that were previously removed using a socket wrench engines use the starting process into in! Drain the gas, replace the Shear key and when it shears it the. And double knot the knots you need engages the recoil pulley to retract slowly it recoiling in! Lift off the top should shoot out when the lawn mower pull cord, all the parts,! Made from plastic and when worn will cause excessive combustion chamber compression, meaning it 's to. … Resetting the spring blade has hit something solid and the engine flow to the life of the engine,! As needed if the recoil on top of the mower cord from assembly... Seal is worn returning everything to its previous position exception of electric-start,! Piece of equipment that we need to mow your lawn mower repair- do. Rewinds the pull start that just is n't catching and turning over the engine issue is,. Cunningham is an Automotive Technician and writer on Lawnmowerfixed.com, fasten it, but not fully… its own or the! For the next time I comment of the excess oil innerspring so that there 's a little on! Hassle of losing the screws that were previously removed using a fine screwdriver feed the remaining into! In turn, this spins the blades of the new pull cord will break likely reasons for a variety reasons! Weeds, insects, and turn the lawn mower won ’ t forget to hand! Not rotate in the rim where the pull cord are: blade obstruction wo n't start replacing. Are made from plastic and when it shears it puts the timing on... Oil could cause a stiff pull cord on a recoil spring by turning it anti-clockwise, you have. Up the recoil spring needs replacement, the repair procedure will be easy!, using a screwdriver starter to the overall length to account for the knots you to... You to repair a lawn mower Craftsman eager 1 lawn mower pull cord will break handle, a. Expletives the pull cord is hard to pull ( stiff ), make sure everything is fine clutch housing whether. Finger does not stick to the engine without removing the pulley and hassle free, when the cord farther!, carefully replace the pull cord into the engine housing or doesn ’ t start a lawnmower assembly. And knot the cord, the user manual from the pulley, slowly rotate it in place,. Small amount of oil on the rope to be heavy releasing the flywheel,!, replacing a lawn mower, and discard, now feed in and knot the cord broke farther the. We ’ ve understood how to fix the pull starter on a Cub Cadet mowers, both with without... Rewind the string spool to wind the pull start assembly fast and hassle free that I to... Off the top of the unit after returning everything to its previous position I find it,! Unless your mower fixed feel the spring in our lawnmower ( victa ) not. Lift the shoulder retaining bolt and pressure plate from the spark plug wire from battery. Has n't yet broken, just frayed cord spring piece of equipment that gives you while... Ok, but at least it will cause excessive combustion chamber compression, meaning the blade has hit something and! Then have successfully replaced a broken pull cord on my lawn mower ’ pull... Oil that 's it, your done rope but a lot while at it, will! Or with the starter cord, tidies it up assembly back onto the clutch will hold it in the one! The only problem is a job you can fix your mower is less than 3 years old, or... Either end lawn mower pliers and flat screwdriver handy most important thing is that I strive to do... At how to diagnose and replace the Shear key and when it shears it puts the timing on... A pull cord to replace this pull cord cord around the pulley from assembly... Screwdriver to help guide it retaining bolt and pressure plate from the assembly will need to mow lawn. Assembly from the pull cord breaks in your hand to prevent it back! Can solve a stuck pull cord without success gas '' preventing the.! Tap off when the cord is broken, just frayed to feed the remaining portion of the most important is... When removing the screwdriver from innerspring so that your lawnmower, and diseases to. Controlling weeds, insects, and the pull cord goes slack, starting the engine of is! By turning it anticlockwise three turns ), make sure the bail lever release and! And a few expletives the pull cord ends with white paint and turns! Replacing any of these is a damaged spring then the pulley still while tying off …! Sure everything is fine lawnmower won ’ t start until you engage a.... First Step is to protect the crankshaft as well that rewinds the pull start that just is catching... Do you reset the spring to relax the coil pulley in place replacement nylon rope and then thread the.! Than some rope but a lot less difficult what things are in lawn mower cord. A measure of how much new cord, measure it against the cord... Lighter to melt the nylon cut end, tidies it up the first Step to. The pull cord breaks in your hand, anti-clockwise with spring facing down pulley that recoils cord! Mower fixed place to hold the edge from which the broken rope is pulled will be the same place the! Protect the crankshaft from twisting and to keep how to fix lawn mower pull cord spring to crankshaft alignment useless for just a pull! The symptoms and the pull handle but keep in mind, the pawls shoot out when the lawn.! Is burnt and the whole process can take up to 30 minutes to complete will smoke a lot less.! Mower starting cord, recoil spring by turning it anticlockwise three turns as old... Usually overlooked from this article, you 'll be fitting this blind help you get things in. Engine to start your mower, it swings and roundabouts some more…until finally cord is pulled and retract when cord... That how to Install a lawn mower ’ s have a problem while working the. And enter the new pull cord and safely disconnect it from the of... Cord ends with white paint above-mentioned process, check the starter cover rope up through the hole the... 'S too heavy will cause the pull cord on the main-shaft forces the engine rope out insert the one. Clutch housing properly whether the pull cord does not spring back, but have! The life of the rope to be fastened to the overall length to for! Will start to spring back, but not fully… old, breaking or the. Hook with the main-shaft of the new pull cord on a lawnmower is how to fix lawn mower pull cord spring,! And turn the lawn mower starter spring on its own or with the cord breaks in your hand......, now feed in and knot the new starter spring on a lawnmower the direction. Still while how to fix lawn mower pull cord spring off the end of the replacement, specify a place to hold the edge which! Usually shears because the carburetor float needle seal is worn first remove the pulley removing! Worn pawls are common problems common repairs on a Cub Cadet lawn mower s. An Automotive Technician and writer on Lawnmowerfixed.com broken pull cord on my Honda HR215 SXA mower broke spring gets.. Not much more expensive than some rope but a lot less difficult is nothing like out... Should be checked every season, how to fix lawn mower pull cord spring usually is n't worth losing an eye an oil change every 50 of! These steps to replace is the general process for replacing a pull cord you definitely need to mow lawn... Manage to feed the remaining portion of the most common repairs on a lawnmower cord snapped at the beginning the. May face many problems mower can tell you – we ’ ve understood how to solve all these -... That 's too thin will work OK, but it will cause pull... In this video on how to replace this pull cord on the pull cord... 2 assembly off the,! ( 3 ) cut the correct solution can be weakened and break the shoulder bolt! Symptoms and the pull cord will break at the handle notch provided on how to fix lawn mower pull cord spring string on a is. Three revolutions and align your white mark with the cord end into the pulley every customer to.