You may not know the part that is not working unless you test the engine. Accordingly, it will explore other problems that might cause the failure of the leaf blower to start. If the ignition coil is broken you have to replace it. The magneto on your leaf blower delivers a pulse of low voltage electricity to the ignition coil. It is also essential to always use an original equipment manufacturer replacement part on anything you want to repair at home. Once you have opened it up, remove the cowling. The spark plug was bypassed by holding hi-tension wire close to ground. Alternatively, you can find this end of the wire in a socket shape. TIP 2: Most of the testing, that you'll be doing, is done with the engine cranking... so be careful and stay alert. The factory service manual is also an excellent place to find the specs of the leaf blower.eval(ez_write_tag([[336,280],'gardentoolexpert_com-large-mobile-banner-2','ezslot_11',113,'0','0'])); Use your screwdriver to loosen all the screws and bolts found on the outer casing (cowling) of the motor. Use the screwdriver to tighten the armature to the engine frame. Check the coil’s primary ignition circuit. The … Start by checking out the spark plug first; this is more likely to be the reason that your leaf blower won’t start. Then start the engine and watch the tester window. It is therefore essential to find the source of the problem and try to fix it as soon as possible. You can find new leaf blower ignition coils here. As a quick reference, here are some step by step instructions to test the function of your ignition coil. I replaced the ignition module on a Poulan Pro leaf blower, but I'm not sure I reconnected wires from the kill switch properly. The ignition coil also called ignition armature, is a crucial functional tool in the power system of a leaf blower, especially the one powered by gas. It connects the spark plug with the flywheel that rotates when the leaf blower is turned on through a starter cord. You need a screwdriver to open the motor cover. Clamp the alligator clip on the ignition tester to the spark plug and insert the other end of the tester into the connector inside the rubber boot. Check the spark plug. Regardless of the model you are using, the flywheel continues to turn once the leaf blower is powered on. How to fix an electric pressure washer from repeatedly turning on and off? The coil gap isn't that important though. The best way of doing this is by contacting your retailer or searching about these specifications online. Scratch both leads in their respective connecting place to ensure that the metal to metal contact you have established is firm. This rule applies to all forms of tools. If there is a spark, then the ignition coil is not the problem. Go for the specs that match your tool. In the case of these complicated leaf blowers, you will see the ignition coil mounted somewhere near the engine flywheel with an insulated wire that goes all the way to the spark plug. The ignition coil itself is a step-up transformer containing a primary and secondary coil. Some people can opt for an expert. You need to find out if your ohm meter is working correctly. All three components (flywheel, spark plug, and ignition coil… That’s also an indication that the ignition coil is okay.eval(ez_write_tag([[250,250],'gardentoolexpert_com-leader-2','ezslot_13',115,'0','0'])); The aim of this was to test if the ignition coil is working well or not. There may be many causes of ignition failure, but the first step is always to test the coil. You may see tiny sparks when the ignition coil is actually not working. The ohm meter can also be replaced by a digital model called a multimeter, which is a standard tool used for testing the presence of electric current in items—the multimeter measures resistance. The answer is no. And if the test shows that the ignition coil is working correctly, but the leaf blower still does not start, then you should focus on other parts as well. The armature is then mounted on an engine frame that is found near the spinning flywheel. All the steps above are mainly the preparation phase of testing the ignition coil of a leaf blower. The movement produces an ignition cycle that allows the motor to continue working. Pull the starter rope; if you see a bright blue spark jump across the tester window, the spark plug is defective and must be replaced. The final step would be reattaching the spark plug to its position, but first, you need to connect the plug wire to spark plug. With all that done, you can now start your leaf blower and see if it is working. However, this should not be that hard for you, especially if you have removed the parts on your own and tested the ignition coil.eval(ez_write_tag([[300,250],'gardentoolexpert_com-leader-3','ezslot_14',116,'0','0'])); In the process of removing the parts, it is recommended that you label the elements and, if possible, take a picture. Replace the plug lead and retest. You may have tried to pull the cord or start the leaf blow in vain and wondered what the problem was. If not, go to the next step. The armature has two coils. The ignition coil has an insulated wire that connects it to the metal armature from one tip of a spark plug. The starter is located on the outside part of a leaf blower. This means getting the plug out of the engine delicately without cutting any wire. So, if your leaf blower has a defective ignition coil, it might not start or even not work. . The function of the ignition coil in a leaf blower is the same as in every machine; it generates electric sparks that are used to ignite the gas in the engine used for combustion. You must check the spark plug, the fuel filter, and even the carburetor before you move and touch the ignition coil. You do not want to be in a situation where you cannot reconnect the parts after you are done testing the ignition coil of the leaf blower. You have taken the readings (that is if there were any) and noted them down. The good news is that testing the coil follows the same procedure in all types of leaf blowers.eval(ez_write_tag([[300,250],'gardentoolexpert_com-box-4','ezslot_0',109,'0','0'])); There are many ways of testing the ignition coil of a leaf blower. To install the new ignition coil, first, you need to attach the ground wire to the chassis of the leaf blower (that is if your model has a ground wire). I have isolated the problem specifically just to the coil I have even created new leads with perfect continuity out of spare wiring and grounded the terminal directly to the side of the block and it will not stop the ignition. Once there is any problem with this wire (or any other wire in the ignition module), there will be the premature grounding of the circuit. Pull the starter rope, but stay clear of the ignition tester leads to avoid a shock. Leaf Blower Ignition Part Leaf Blower Ignition Part: Jack’s is your place! If your leaf blower has fuel but fails to start, either the ignition coil, the spark plug lead, or the spark plug is faulty. In such a case, ensure you make the wire lose, then disconnect the cable at the point that it is fixed to the leaf blower chassis. This indicates an ignition coil that … The need to help you identify other issues is brought by the fact that you might find out that the ignition coil of your leaf blower is working correctly, but the leaf blower still fails to start. The best way to buy a spare part is by carrying the faulty one to your retailer to get you one that is the same. Ignition Coil Primary & Secondary Resistance Testing - YouTube You'll want to start by checking for signs of bad ignition coils, and then follow up that diagnosis by testing the coils with a multimeter. © Copyright 2020 Hearst Communications, Inc. Kelly then established an organization specializing in home improvement, including repair and maintenance of household appliances, garden equipment and lawn mowers. Unless you have a very sharp memory or you are an expert, please do so. Leaf blowers are one of the most efficient tools ever built. The technique involves disconnecting the ignition module and using an ohmmeter to test the coil. If you are using the automatic or the electric model of a leaf blower, you might experience a problem of starting it if the ON/OFF switch is not working. Ignition coils take energy from the battery (usually 12 volts) and convert it to a high enough voltage (50,000 volts or more) to create a spark. With all the screws and bolts removed safely, it is time to remove the ignition coil from the bracket (the mounting block that is used to hold the ignition coil). Reset the leaf of the ohmmeter to read 20k ohms. Remove the spark plug lead by pulling the rubber boot off the plug. Reasons why the spark plus is not working, How an ignition coil of a leaf blower works, The process of testing the ignition coil of a leaf blower, ● Step three: disconnect the wire that runs to the spark plug, ● Step five: test with an ohmmeter or a multimeter, ● Step eight: Decide what the fix will be, ● Step nine: reconnecting the ignition coil. That means getting things ready for the primary process. It is mostly the ignition coil. If it does fire sparks, timing can be checked approximately by checking that the magnets pass the coil at about 10 or 20 degrees BTDC. Steps to test ignition Coil on Leaf Blower: Remove the spark plug lead via pulling the rubber boot off the plug side. You can find leaf blower ignition coils here.eval(ez_write_tag([[250,250],'gardentoolexpert_com-large-leaderboard-2','ezslot_15',111,'0','0'])); Holding the spark plug against the chassis is perhaps the easiest way to test the ignition coil in a leaf blower. A spark … 1. Not only does it gives you an easy time, but it also saves you the headache of returning pieces that do not match or fit well. Some older mechanics tend to use the method that involves disconnecting the spark plug wire and holding it against a metal chassis while cracking the engine. Replaced fuel filter and fuel lines, also replaced the carb gasket. This article will give the step by step guide into doing just that. Then use the screwdriver to loosen screws around the parts. The cowling is the casing of the motor or engine. Gdrumm Thread Starter Distinguished Member. To test the operation of both the ignition coil and the spark plug, connect the tester between the spark plug boot and the spark plug. If the spark plug is fine, check out the ignition coil … How to start a chainsaw without a pull cord / Start with less muscle power, How to repair a leaf blower cord that won’t pull, Pressure washer pump leaking oil? In that case, you will see something between 2.5k to 5k ohms. You probably know why you want to test the ignition coil of your leaf blower. Check the ignition coil. We like to help other people maintaining their garden and find cool products to write about. Now the next thing is to know what it means. It is however not the safest or most convenient way. How to test a chainsaw coil with a multimeter: Step-by-step. A safer way is to use an ignition coil tester (you can find them here). That is the wire that connects the coil and the spark plug. INCLUDES: 1 x Ignition Coil. Leaf Blower Ignition Coil Leaf Blower Ignition Coil: Jack’s is your place! Can You Start A Pressure Washer Without Water. Given that you have followed all these steps diligently, your leaf blower should start and run smoothly.eval(ez_write_tag([[250,250],'gardentoolexpert_com-large-mobile-banner-1','ezslot_4',117,'0','0'])); At this point, you have learnt how to test the ignition coil of a leaf blower. For the electric one, the starter is like a switch button, while for the gas-powered leaf blower, it is a cord that is pulled to power on the leaf blower.eval(ez_write_tag([[580,400],'gardentoolexpert_com-medrectangle-3','ezslot_8',107,'0','0'])); The ignition coil in a leaf blower is usually covered near the motor system but can it can be seen clearly once the cover is taken off the motor. cords are the old school method of starting small engines and... How do I fix my pressure washer pump leaking oil? The solution to this is checking the connection points to find out where there is a broken wire. Again this will depend on the specifications of the leaf blower and the ohmmeter that you are using. Remove the alligator clip from the spark plug and clamp it onto a bolt on the leaf blower’s cylinder head. Ignition Coil Module For Stihl Leaf Blower BG56 BG86 BG86C 4241 400 1307 2.5 out of 5 stars (3) 3 product ratings - Ignition Coil Module For Stihl Leaf Blower BG56 BG86 BG86C 4241 400 1307 Additionally, the spark plug may have worn out, and the strips on its surface failed to connect firmly to the cylinder causing the same problem. A spark is required to ignite the gas in the engine for the leaf blower to start. When the ignition coil stops working properly or becomes defective, the engine might not start. The process, as shown, is just a reverse of what you did when removing the parts to test the ignition coil. In a previous question I asked about repairing a carb for my leaf blower and the repair didnt hold so I bought a new one. Discussion in 'General ... Jul 30, 2011 #1. This is not a common problem, but it can also happen. Without cutting any wire, separate the spark plug from the motor’s other parts. However, getting a reading of 0 is not logical. However, it is recommended to remove the entire part for safety.eval(ez_write_tag([[580,400],'gardentoolexpert_com-banner-1','ezslot_6',110,'0','0'])); This is where you will test your wire. In many instances, you may not see the sparks because they are small. That means that other parts can also cause the same problem. You'll notice that the photos and the testing instructions call for an HEI spark tester. Mechanic's Assistant: Do you know the model of your Poulan leaf blower… A cheaper alternative is cleaning the tip of the spark plug (the metal side); however, this might just be a temporary fix and it is not recommended unless you have no other option. However, if you are planning to replace your ignition coil, please check the other parts before this. At the same time, you should be cracking the engine and checking if the wire produces any spark. To do this you need to remove the starter assembly so you can access the ignition coil. And since I am not a small engine repair guy and don't have some of the proper testing eqip & full knowledge/understanding of these small engines, I may just buy another new leaf blower. Also if you put the coil on upside down, it will not fire. FITS: For Stihl BG56 BG56C BG86 BG86C SH56 SH86 Leaf Blowers. Once you have access to the coil, remove the small wire from the ignition coil. For Leaf Blower … Attach the new ignition coil to the engine and screw it in just until tight. Be careful when doing this, so that you do not damage the multimeter. Rewind the rope around the flywheel and turn the lawn mower's ignition switch on. However, many other factors can bring about the inability to start, and it is essential to go through all these. Both ends of the multimeter have a tooth-like structure that will make it easier for you to connect it. Here are some of the causes: The spark plug can cause the failure of the leaf blower to start if it is destroyed or have carbon deposits on the surface. The ignition coil consists of a single wire wound hundreds of times around a core, and any break that occurs in the wire renders the coil inoperable. Mark the metal chassis of the motor or engine. In the same way, if the tip has is not well gapped, then the spark produced will not fire into the combustion chamber to light the fuel (gas). The proper method to check an ignition coil is using an oscilloscope, but an ohm meter works well, too. Afterwards, use a pair of pliers to loosen the bolts that are mounted to hold the ignition coil in place. It connects the spark plug with the flywheel that rotates when the leaf blower is turned on through a starter cord. Use an ignition tester to test the spark plug, the plug lead, and the ignition coil. The ignition coil or module for a two-stroke engine regulates the ignition power, and converts it to charging electricity for the battery system. combustion how to test the coil on a leaf blower if your leaf blower has fuel but fails to start either the ... homelite leaf blower ignition coil Golden Education World Book Document ID 534e45ec Golden Education World Book sure your grounding wire is disconnected and set your flywheel magnet to ignition module clearence Nearly every weekend you will find us doing small or big jobs or just enjoying our garden. Shop great deals on Blower Ignition Coil In Leaf Blower & Vacuum Parts. It is the part that starts the device and may fail to run when there is a problem. Remember to use all the screws you removed. What is the essence of testing the ignition coil of a leaf blower? If you see flashes of light when the cord meets the chassis, then the coil is working, and you need to find out the problem from other parts of the engine. Together we put a lot of effort into the maintenance of our gardens over the last few years, we become obsessed with it. Additionally, it can cause fire and is, therefore, a dangerous method to use. Now that you have tested the ignition coil and known whether it works or not, what is next? ENSURE: If there is any problem with the product, please do not hesitate to contact us, we will help you solve the problem. 2. Every model requires different methods of handling, especially when removing the parts. NOTE: Please check the compatible model carefully before buying. Replace the cables that are loose, corroded, or stripped. If you do not see a spark jump the gap, the coil is defective and must be replaced. Just clamp the alligator clip on the ignition tester to the spark plug and then insert the other give up of the examiner into the connector internal the rubber boot. Now you must check the coil’s primary ignition circuit. We are compensated for referring traffic and business to Amazon and other companies linked to on this site. Before buying a spare part of the leaf blower, ensure that it is compatible. › … The critical thing to do is installing a new coil following the guideline provided and the instructions from your retailer. Always take note of the resistance indicated and try not to exceed. the ignition switch/Killswitch does not shut the blower down. Remove the parts and remember to label them or take a picture to help you remember how they are connected. Bench test leaf blower ignition module | All About Circuits. The ignition coil itself is a step-up transformer containing a primary and secondary coil. Once you have noted that it is functioning well, then you can continue. Get outdoors for some landscaping or spruce up your garden! Know the correct resistance reading of the multimeter for the model of leaf blower you have. If the ohmmeter displayed a reading of “one,” that shows that there was complete resistance. Testing the ignition coil of a leaf blower may be overwhelming, especially for first-timers. In this blog post, I will discuss the four best alternatives to crank star... Recoil pull That does not mean that the coil is the problem. Good luck. Do you need an outside tap for a pressure washer? If there is still no spark, either the coil itself has burned out, or the plug lead is defective. This way can be used on any model of the ignition coil.eval(ez_write_tag([[250,250],'gardentoolexpert_com-leader-1','ezslot_3',112,'0','0'])); Another method is to use an ignition coil tester. Here’s what to do, Lawn Mower and Snow Blower Combo: These Are Your Options, 4 signs it’s time to replace chainsaw bar. None the less, the following part will briefly try to explain why you would want to test the ignition coil. In the end, you should be able to test the ignition coil of a leaf blower and, at the same time, diagnose the problem and try to fix it. Watch for a spark in the tester window as you pull the starter cord. This is the wire that transmits the current from the ignition coil to the spark plug. This method is the safest as it does not involve touching live wires when the engine is powered. You can usually test your ignition coils by plugging a diagnostic machine, like an ODB2 scanner, into … When the leaf blower fails to “catch” when you are trying to start it, there are chances that the ignition coil or the spark plug are not functioning properly. Every time you pull the cord of the leaf blower, an electric current is produced by the ignition coil, and a spark is sent to the spark plug, therefore, starting the motor system. We have the Leaf Blower Ignition Coil you need, with fast shipping and great prices. You will need to: Use a screwdriver to open your leaf blower’s motor. These coils boost magneto voltage high enough to ignite the fuel/air mixture in the cylinder by jumping the gap between the spark plug electrodes. A reading of "1" indicates complete resistance, or no connectivity. These, along with other concerns, make the second method the most efficient, safest, and popular among home users. Rotate the fly wheel until the … What you need to do in this case is to replace the switch with a new one. Having bought a new ignition coil, you will have to connect it before you can use your leaf blower again. It is vital to note that removing the parts of the motor system to reach the ignition coil may be different depending on the model you have. That is on a manual starter leaf blower.eval(ez_write_tag([[468,60],'gardentoolexpert_com-medrectangle-4','ezslot_5',108,'0','0'])); For the electric starter motor, the flywheel is spun by a battery starter instead of pulling a cord. After graduating from the University of the Witwatersrand and qualifying as an aircraft engineer, Ian Kelly joined a Kitchen remodeling company and qualified as a Certified Kitchen Designer (CKD). Before you start disconnecting any part of an engine, you are required to know a thing or two about the engine itself. Alternatively, you can reach out to the manufacturer of your leaf blower through their website and request for the ignition coil. It's impractical to uncover the coil and examine the wire; fortunately, there's an easier way to find a break -- a continuity test. In other models, you will find that the ignition coil is connected to a ground wire. Other parts before this your place this method is the most common culprit is the.... To loosen screws around that area ohmmeter that you ought to check coil should be display. But stay clear of the engine will not start ignition coils here compatible! Careful when doing this, so that you ought to check to repair at.. To research different things, including the specifications of the engine for the primary.. May be many causes of ignition failure, but stay clear of the leaf of motor! To run when there is a broken wire way of finding where the problem and try not to exceed be... Getting the exact one and from the plug also happen located on the mower … reading! Test a chainsaw coil with a new one the cables that are mounted to hold the in. Now you must check the coil itself is a step-up transformer containing a primary and Secondary coil, is a... 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Delicately without cutting any wire, separate the spark plug equipment manufacturer replacement part on how to test ignition coil on leaf blower you to. Fuel/Air mixture in the motor will not start a step by step guide into doing just that scratch both in... Might cause the failure of the ignition coil depend on the outside part of the flywheel that rotates when leaf. & Secondary resistance testing - YouTube watch for a pressure washer to the! You also need to do is installing a new one and from the motor ’ s is your!. Thing to do this you need to remove the starter is located on the 20k ohms here are key... To exceed because it indicates that your ignition coil to the ignition coil on upside down, it typically. Reply to Thread probably know why you want to test a chainsaw coil with a new one tested the coil... Starting … Checks before testing the ignition coil with a multimeter: Step-by-step stops working properly or becomes,!, with fast shipping and great prices both leads in their respective connecting place to ensure that the metal that! Watch the tester window, use a spark is required to know what means! Tried to pull the cord or start the engine did when removing the parts coil is one of! … Bench test leaf blower ignition coil research different things, including repair and maintenance of our gardens over last... Ought to check make it easier for you because it indicates that your ignition coil to the spark plug clamp! To tighten the armature end of the spark to initiate combustion for an HEI spark.!