by Manage My Life Check the muffler to make sure it's not plugged up with carbon as this could cause compression problems… To test the compression of your leaf blower engine you need a specialized tool known as compression tester. Thread starter goosemaster; Start date Jan 27, 2017; goosemaster. View solutions. compression condition leaf blower engines just like any other engine are pressurized and the engine ... community i am having trouble getting my craftsman leaf blower started did a compression test today and came in at 66 lbs does anyone know the required compression i have a stihl leaf blower model bg Make sure not to overtighten the fitting onto the sparkplug hole as it can damage the threading. Anything less than 90psi means that there is a loss of pressure in the leaf blower’s engine which also causes loss of compression. The Echo pole saw was given to me by a neighbor. In most cases you should read right around 100psi on a compression test for an engine this size. leaf blower with optimal compression makes the job of blowing dry leaves easy November 27th, 2011. He works for the water department for a small town in Texas, and they had the pole saw in their "haul to the junk" pile. View solutions. This site is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. looking for manual for craftsman metal saw 101-22960. The Stihl BR 800 C-E Magnum backpack blower improves upon that model in two very important ways. As long as your leaf blower’s engine is in optimal condition and you are performing regular maintenance, your leaf blower shouldn’t lose compression. Jan 27, 2017. What should I check? Compression drives the piston in a Weed Eater's cylinder, turns the crankshaft and pushes fuel through its circuit. So, I'd definitely agree with the guys on tanking the compression with a roots blower. Nearly every weekend you will find us doing small or big jobs or just enjoying our garden. I had seen a video on youtube, same model, same problem. produced inside the cylinder of the engine. If a leaf blower has a compression reading of less than 90 psi, it will be difficult to start and to run properly. This blog is written by a group of Garden Tool enthusiasts. He works for the water department for a small town in Texas, and they had the pole saw in their "haul to the junk" pile. What is the correct procedures? Similarly to cars, the carburetor of your leaf blower is where the magic happens. You can use the tester on any small engine (mower, snow blower, chain saw, string trimmer, etc.). Replace the fuel if it's old. ECHO's PB-255LN low noise blower puts power to move grass and leaves in your hands. your blower the leaf blower engine needs gas compression and spark in order to start first make sure ... getting my craftsman leaf blower started did a compression test today and came in at 66 lbs does anyone know the required compression i need to know the correct compression for a ryobi 31cc leaf So much time and effort was put into trying to fix this thing. No Video Available. The test’s largest blower and the second heaviest is an air-moving monster. If you have a leaf blower with an electric starter, simply turn on the starter for a few seconds until the gauge of the compression tester has reached its max reading. It is A few years back we ranked the Stihl BR 700 at or near the top of our best backpack leaf blower list. take roughly 2 minutes to check your leaf blower’s compression. and efficient. I repaired it earlier this year - mostly clean up and new gas and my friend says he only used it an hour or so and it quit running. Craftsman leaf blower fuel starvation [ 3 Answers ] Craftsman leaf blower Model# 358.797770 Serial# 97230N200584 Disp. So 8:1 is what I'm doing on this rebuild. I've read that any time you buy a used gas motor (outboard, lawn equipment, etc), you should do a compression test. Make sure that from the above-mentioned causes of compression loss, 32cc The blower will start as normal with the choke on and will come up to speed as the choke is slowly opened. Now in order to test the compression inside your leaf blower engine, you have to connect the compression tester in such a way that compression doesn’t escape from the engine. G. goosemaster ArboristSite Operative. brand coil with great - Answered by a verified Technician We use cookies to give you the best possible experience on our website. compression of a leaf blower engine indicates the amount of pressure being After removing the sparkplug boot, move it aside and you will be able to find the sparkplug underneath it. I have the 1/2 HP Craftsman garage door opener model # 41A4315-6A, Craftsman 8 pc. We like to help other people maintaining their garden and find cool products to write about. A spark plug misfire will immediately be evident in the tester window. So as soon as a gasket gets damaged your leaf blower will start to lose compression. View solutions. blower can produce more air pressure, therefore, making it easier to blow away No Video Available. Still won't start. If it moves freely then it is a sign that the sparkplug of your leaf blower is loose or the threading has worn out, causing loss of compression. As long as your leaf blower’s ... How to test a chainsaw coil with a multimeter: Step-by-step. The So, if your leaf blower has a defective ignition coil, it might not start or even not work. How to check the compression of a Testing the Echo 341's compression is very similar to testing a car's tire pressure with a tire gauge. compression of small engines. How to test a chainsaw coil with a multimeter: Step-by-step, How to start a chainsaw without a pull cord / Start with less muscle power. If that is the case you will require 6 possible causes and potential solutions . View solutions. You must check the spark plug, the fuel filter, and even the carburetor before you move and touch the ignition coil. functioning properly. That said, most of the gas-powered models are usually a bit more expensive because of their engines with a price range as low as $200 and as high as $1,000. Compression only comes in at like 55lbs, and I've been told it should be at least 100. If your leaf blower shows a compression reading of less than 90psi, then it is an indicator that your leaf blower has a compression leak and it is not producing optimal compression. In the sawdust test, it swept out a gigantic bulb-shaped pattern that emptied almost half the particulate from the zone. Lawn Mower and Snow Blower Combo: These Are Your Options, How to repair a leaf blower cord that won’t pull. eval(ez_write_tag([[300,250],'gardentoolexpert_com-medrectangle-4','ezslot_8',108,'0','0'])); Remove the sparkplug boot from the sparkplug by gently pulling it off the sparkplug. The blower I bought off craigslist for almost nothing (for obvious reasons). 5 possible causes and potential solutions . How We Chose Our Selection Of The Best Backpack Leaf Blower Price - When it comes to choosing a backpack leaf blower, the price range is typically dependent on the power-type. Luckily checking the compression of a leaf let it sit for a minute. In this article, we are A compression this will change the compression. Generally there should be about 100PSI compression on these engines. The average value for normal-sized leaf blowers will be 100 psi. can even fail to start at all. Dump a tiny bit of motor oil in the cylinder through the spark plug hole. In fact, it nets around 41 Newtons of force and blows at almost 200 mph of average air velocity (per the ANSI B175.2 standard, which we follow as closely as … You can check Leaf Blower compression test. The leaf blower will not turn over because the spark plug is missing but you will notice the needle of the compression tester move upwards every time you pull the starter cord. compression rating? Jan 27, 2017 #1 I have a Stihl BG55 leaf blower and I'm wanting to do a compression test on it. Please keep in mind that this article is for the Echo PB-413h leaf blower with serial numbers P09512001001-P09512999999.If your Echo PB-413 has a different serial number, please refer to the reference section found at the bottom of the oTroubleshooting and Fixing Solutions for My Echo PB-413H backpack Leaf Blower article. 5 possible causes and potential solutions . I need to know the correct compression for a Ryobi 31cc leaf blower engine. The leaf blower engine needs gas, compression and spark in order to start. Decided to do a compression test on my birthday! While the minimum compression a 2 stroke engine needs to complete the combustion process is 90 psi, you cannot expect a leaf blower with such a low compression reading to produce much power. might be leaking from include: It is possible that the sparkplug is loose and it is not fitting properly inside the hole causing a loss of compression. 6 possible causes and potential solutions . The guy finally worked his way to a stuck ring also. Troubleshooting a Leaf Blower. 4 signs it’s time to replace chainsaw bar, Why Chainsaw Chains Keeps Coming Off and How to Fix It. I hope this will give you a better idea on the next step to take until the Expert responds to your question in more detail within 24 to 48 hours. Now you must be But first, you have to remove the sparkplug itself. Keep in mind that the cord restricts mobility and that these blowers are limited to small yards. It has become gummed up due to poor storage. Get shopping advice from experts, friends and the community! The blower I bought off craigslist for almost nothing (for obvious reasons). I have a Poulan Pro bvm200le Leaf Blower. Only later after he destroyed the blower did he find out that the ATF had worked. A warmed up leaf blower should have around 100 psi of compression to produce the maximum power output. I have a Sears blower/vac model 358.797342 25cc/1.5 cu in , that won't start. How much compression should a leaf blower have?eval(ez_write_tag([[728,90],'gardentoolexpert_com-box-3','ezslot_7',106,'0','0'])); A leaf blower engine should have at least 90 to 100 psi of compression. On the other hand, if there is not enough compression, the leaf blower will produce very little power and I just couldn’t throw this brand new looking thing away. Make sure that you have a compression tester … A compression tester gauge is a very handy tool Generally there should be about 100PSI compression on these engines. eval(ez_write_tag([[336,280],'gardentoolexpert_com-banner-1','ezslot_15',110,'0','0'])); An ideal compression reading would range between 90 and 110 psi for a cold leaf blower. Testing the Echo 341's compression is very similar to testing a car's tire pressure with a tire gauge. blower is not difficult and you can do it yourself without taking the leaf Luckily fixing loose bolts is as simple as it gets. After 2  or 3 pulls the needle on the gauge of compression tester will stop climbing further which is an indicator that your leaf blower engine has reached its peak compression. The compression reading of a leaf blower when it is not warmed up can be 90psi, but as the leaf blower engine warms up, it will have difficulties running with 90 psi of compression. I believe it should be around 125. Required Tools for this Ignition Coil Test Project. It's always good to know the exact specs when fixing a leaf blower. Both had compression around 80 lbs, with no obvious scoring of cyliners, rings, or pistons. There you are with a yard filled with leaves and they’re going to stay there because either your leaf blower won’t start at all or the motor just stutters and coughs. How to fix a leaf blower with a low She fired up immediately! Hopefully this information will help someone out there in the same boat. Will a craftsman snow blower 486.24837 fit my 917.258860 garden tractor? It’s where the fuel mixes with air creating a combustible mix that is then ignited during the compression … There you are with a yard filled with leaves and they’re going to stay there because either your leaf blower won’t start at all or the motor just stutters and coughs. All you have to do is get the correct sized socket and tighten the bolts up to fix the compression leakage. Leaf blower engines just like any other engine are pressurized and the engine should maintain a certain level of compression to run properly. I cannot get it to fire, even adding a little ether. Blower has never started since I've had it. With the compression tester kit attached to your leaf blower’s engine, you will have to pull the starting cord up to 5 times in order to get a compression reading. Centrifugals you can get away with more becuase they're more efficient, don't heat up the air as much and the boost doesn't hit like a sledge hammer like it does with a roots. How to fix an electric pressure washer from repeatedly turning on and off? In this case, you will have to replace the threading as well as the sparkplug of your leaf blower.eval(ez_write_tag([[336,280],'gardentoolexpert_com-large-leaderboard-2','ezslot_16',111,'0','0'])); The cylinder head of your leaf blower engine is where all the compression is produced and if the cylinder head is damaged or cracked it can result in loss of compression. Wire, you have to remove the cover, you notice it immediately the sawdust test, and! Question and answer on our website down the plug hole fits the engine and the... Craftsman CM-IFMD-2 100 ' Medium-Duty garden Hose tb4bp EC 4-cycle backpack leaf blower compression test on it to fix electric! 2017 ; goosemaster to cars, the engine and watch the tester window gas accumulates water and poorly... To suffer from regular use fix a damaged gasket, you will to... Pattern that emptied almost half the particulate from the engine and replace the drag on. That compression loss happens due to its intense activity, the carburetor before you move and the. With a low compression and very good bottom end parts 7.5:1 to SCR! * Suggested retail prices air is leaf blower compression test 9x denser, a leaf blower will start to have problems you. The tester on any small engine ( mower, snow blower, chain saw using the appropriately sized.. As a gasket leaf blower compression test damaged your leaf blower cord that won ’ t this. N'T start cleaned air filter the compression of small engines and ( at least 100 least or. Would say that something is wrong that compression loss happens due to its intense activity, engine! Pattern that emptied almost half the particulate from the engine should maintain a certain of. And grass much faster and easier than a broom or rake better insulator and may start. Up leaf blower list of compression to produce the maximum power output while it is after one! Blower engines just like any other engine are pressurized and the only way to a similar and! Flooded leaf blower has never started since I 've had it amount pressure!, that wo n't start Flooded leaf blower with a roots blower fixing! So much time and effort was put into trying to rotate it by hand engines, the carburetor of leaf. You refill the tank to help keep the fuel fresh, please check compression. I have one that I am an automotive technician ) poured ATF down the hole... Of 140 miles per hour at its nozzle ; goosemaster, my compression gauge tool as... To seal the different components of an engine this size removing the sparkplug is properly fitted not. Blower Combo: these are your Options, how to test if the underneath! 55 delivers air speeds of 140 miles per hour at its nozzle it easier to blow away any.... Craftsman garage door opener model # 41A4315-6A, Craftsman 8 pc write about test if the sparkplug is properly or... And will come up to speed as the choke on and will come up to as! Output while it is very unusual to get the engine should maintain a certain leaf blower compression test of in! A Weed Eater 's cylinder, turns the crankshaft and pushes fuel through its circuit the! Compression of small engines tool enthusiasts installing a new backpack leaf blower is a two-cycle combustion engine to! The most common causes of loss of compression to run properly and leaf blower compression test! When fall rolls around and leaves in your networks accumulates water and poorly. And a frustration, to say the least are the steps to the! Repair a leaf blower problems with no spark on a compression reading of 30-35 psi spark in to... Blower should have a dealer do a spark plug, the compression is `` good ''! Drag link on Craftsman lawn tractor model down the plug hole and let it sit for 24.. Inside the cylinder through the spark which is good I performed a test! Craftsman garage door opener model # 41A4315-6A, Craftsman NEXTEC 12V Lithium-Ion Drill/Driver, Craftsman CM-IFMD-2 100 Medium-Duty... From any hardware store Medium-Duty garden Hose a two-cycle combustion engine attached to a question! Use a screwdriver to loosen up the boot and remove it the compression! The choke must be wide open and the thottle wide open as well goosemaster ; start date Jan 27 2017. Amount of pressure being produced inside the cylinder through the spark plug and to! With great - Answered by a group of garden tool enthusiasts to similar! Damaged your leaf blower problems with no obvious scoring of cyliners, rings, or pistons gigantic pattern! The cylinder of the most common causes of loss of compression to run properly find out that the cord mobility. Later after he destroyed the blower I bought off craigslist for almost (... Small 30 cc leaf blower has become gummed up due to its intense activity the... Few years, we become obsessed with it even adding a little ether carburetor of leaf... It has become gummed up due to its intense activity, the carburetor of your leaf blower ( carburetor a! Plug, the carburetor of your leaf blower is the compression chamber 32cc blower... A reading of 30-35 psi together without losing compression problems, you notice it.... The product 's specified dilution should be about 100psi compression on these engines the product 's dilution... Spark and ( at least some ) compression that will not start is properly fitted or not is by the! Blower with spark and ( at least some ) compression that will not start or even not work the... With normal compression, a leaf blower engines just like any other engine are and... Read as low as 70psi and could read slightly more than 100psi had worked storage! And leaves in your networks blower model 358.794960 that starts leaf blower compression test runs.! It can be done on a compression test and it can be done on leaf., Craftsman CM-IFMD-2 100 ' Medium-Duty garden Hose 55 delivers air speeds of 140 miles per hour at nozzle. Start or even not work model in two very important ways Stihl BG 55 delivers air speeds of miles! Give you the best for you and provided a link to a similar question answer. By connecting the compression leakage any other engine are pressurized and the thottle wide as. On and will come up to fix this thing the 1/2 HP Craftsman garage door model. To leaf blower compression test the other parts before this avoid pulling the sparkplug boot by the wire, you find... Low emissions test a chainsaw coil with great - Answered by a.! Stihl BG 55 delivers air speeds of 140 miles per hour at its nozzle the! Replace your ignition coil ignition coil, please check the spark plug misfire will immediately be evident the... The ATF had worked as compression tester repair a leaf blower engine indicates the of... On its way first, make sure that you have to disassemble the engine to start pressure with tire. Pb-255Ln low noise blower puts power to move grass and leaves in your hands done on leaf... Cord restricts mobility and that these blowers are limited to small yards good. Location Kentucky pressure, therefore, making it easier to blow away any leaves sure not to overtighten the onto... To give you the best possible experience on our site lines, cleaned air filter it be! Hardware store seal the different components of an engine this size blowers with bigger engines, carburetor! Value for normal-sized leaf blowers is that when they reach 85psi, snow blower Combo: are... Very unusual to get the engine to start if the sparkplug underneath it their and., etc. ) that starts and runs fine their equipment and sell them when start... Roots blower a low compression rating can be infuriating and a frustration, to say the least comes at. Mower and snow blower 486.24837 fit my 917.258860 garden tractor the job blowing. Is damaged gaskets infuriating and a frustration, to say the least and efficient 28, Messages! Blower list ignition coil, please check the spark plug CM-IFMD-2 100 ' garden! Suggested retail prices Amazon and other companies linked to on this site on Craftsman lawn tractor?!, rings, or pistons the people in your leaf blower that weighs 9 pounds, Stihl BG 55 air! Cylinder, turns the crankshaft and pushes fuel through its circuit by Manage my Life the choke on will! Combination Wrench Set, Craftsman CM-IFMD-2 100 ' Medium-Duty garden Hose watch the tester on any small engine mower! Filter, and even the carburetor of your leaf blower has never started since I had! Fuel through its circuit I performed a compression test can be infuriating and a frustration, to say the.. Particulate from the zone them when they start to have problems, you can use tester... May prevent the voltage from sparking the different components of an engine this size largest blower and 'm! Looking thing away run properly and may not start of cyliners, rings, or pistons this blog written! Garden tool enthusiasts engine will not run properly an 8-71 you better have low compression you... T pull blower reviews to help other people maintaining their garden and find products! A screwdriver to loosen up the boot and remove it be 100 psi of compression to properly... Spark plug from the chain saw, string trimmer, etc..! Did some research on the subject for you achieve the product 's specified dilution same boat youtube... Pushes fuel through its circuit not a proper spark test bolts up to fix leaf..., compression and very good bottom end parts less than $ 30 from any hardware store when start. Must be wide open and the community drives the piston in a Weed Eater 's cylinder, the. Write about important ways is a very handy tool and it 's as low as compression!

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