I can usually feel the difference in low versus good compression when I pull the rope. Most seem to fall in the 120-145 psi range if there is no visible piston damage. This is because it can often be a long and labor-intensive process. Changing the air filter is an easy fix, and should solve this issue. Buy online or through our mobile app and pick up at your local Lowe’s. What We Like If you’re not a mechanic, I’d suggest taking your leaf blower to service agent for this type of repair. If a leaf blower has a compression reading of less than 90 psi, it will be difficult to start and to run properly. Also check out what leaf blower accessories are available for the model you’re interested in purchasing to ensure you’re getting everything you need. This really helps you to get the job done and avoid fussing around. We also carry kids’ leaf blower toys with realistic sounds and motions so your little ones can look and help just like you. ONE+ 100 MPH 280 CFM Variable-Speed 18-Volt Lithium-Ion Cordless Jet Fan Leaf Blower 4Ah Battery and Charger Included With 2 times the power and 50% more run time With 2 times the power and 50% more run time than the previous model, the RYOBI 18-Volt Lithium plus Jet Fan Blower is perfect for any yard. Replace the fuel if it's old. It is rare for me to find a blower or trimmer that is above 150 psi (which as you've noted is common on high performance chainsaw engines). The last time this blower ran was for about 5-10 minutes then slowly powered down and cut off and has not started since. If you are lucky, you will only need to replace the piston rings. Poulan Pro 200MPH Gas Leaf Blower. For a better experience, please enable JavaScript in your browser before proceeding. For iOS and Android. I do not like to use carb cleaner or engine cleaner (i.e. Homelite products will last many years with minimum care and common-sense maintenance. Diagnosis: A compression lower than 70 psi is indicative of some pretty serious problems. Clean up your yard quickly and easily with the correct type of leaf blower. It has plenty of spark, good gasoline, but the air cleaner assembly was missing when he gave it to me. Prices and availability of products and services are subject to change without notice. Errors will be corrected where discovered, and Lowe's reserves the right to revoke any stated offer and to correct any errors, inaccuracies or omissions including after an order has been submitted. What a feeling also to be able to save $300+ on buying a new backpack leaf blower. There are also corded leaf blowers and cordless leaf blowers. TB4BP EC 4-cycle Backpack Leaf Blower Also, check this toro leaf blowers for comparison. Backpack: Backpack leaf blowers are ideal for commercial or heavy-duty uses. 5 possible causes and potential solutions . However, you need only look at Briggs or Tecumseh service manuals to see they specifically don't state compression figures(even though Tecumseh talks about using a standard compression gauge!). It has become gummed up due to poor storage. What I do not understand is why did the sears blower run good one day and the next has no compression. We'll match the competition so you get the best deal. So, if your leaf blower has a defective ignition coil, it might not start or even not work. its all in the quality of the motors nowdays, you get what you pay for, its simple at that, Can anyone explain why the 25cc Craftsman blower that I mentioned earlier can even run, Possessed or bad compression guage, take your pick, I go with a bad guage. The old rings were seized onto the piston due to carbon build-up. So far, I have cleaned the carb, fresh fuel mixture, new plug, new ignition module (was not getting fire at one time), haven't been able to check the compression yet with tester (just thumb over hole so I can feel some compression but obviously don't know how much). Corded Leaf Blower: With corded leaf blowers, there's no need to worry about a battery losing power, also, these blowers are lighter by comparison. I would think it's probably 120 or better? These gas-powered blowers can offer more power and comfort when cleaning large areas. A dirty air filter is one of the most common causes behind a leaf blower that is bogging down: the air is enough for the engine to idle, but as soon as you switch to full-throttle, the machine will stall. Our local stores do not honor online pricing. ECHO's PB-255LN low noise blower puts power to move grass and leaves in your hands. Add fuel stabilizer to the gas when you refill the tank to help keep the fuel fresh. My nephew gave me this leaf blower and it won't start. Chuck Geo, I agree with bad gauge, 45 is pushing it for a 4-stroke motor. You must check the spark plug, the fuel filter, and even the carburetor before you move and touch the ignition coil. Leaf blower starts then dies. Seafoam) on 2 stroke engines so I will break down and clean the carburetor. Corded Leaf Blower: With corded leaf blowers, there's no need to worry about a battery losing power, also, these blowers are lighter by comparison. She fired up immediately! 75 pounds compression with exhaust blocked for testing. I have a Poulan Pro bvm200le Leaf Blower. Brand: Stihl A cordless electric leaf blower can be all you need depending on the size of your work area with a high-voltage battery. Come join the discussion about die cast, models, slot cars, radio control vehicles, classifieds, swaps, and more! I changed the oil and it seemed very thin, like it had gas in it and he did not mix gas with the oil. You need to service the carburetor. Leaf blowers are available in gas and electric models. Husqvarna Gas Backpack Leaf Blower. More likely, your engine registers such low compression because you have a … So much time and effort was put into trying to fix this thing. View solutions. These types of blowers are typically heavier than two-cycle blowers and need regular oil changes. Low compression on Poulan pro gas mod BVM200VS, it will not start, yes and the mixture is clean and new and the tank and - Answered by a verified Technician. The engines I've used tend to run well at 125 psi. They’re easier to handle than four-cycle blowers because they’re lighter weight. 6 possible causes and potential solutions . basod. 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. Little Wonder blowers lead the industry in air power, unit construction, ease of operation and user comfort. I've always thought that as a rule of thumb 90-125 psi is close to the minimum for almost all makes and models of 2 cycles. solutions – leaf blower running rough Usually, a leaf blower that is couple of years old or more has varnish and other gunk that may clog the carburetor. Keep in mind that the cord restricts mobility and that these blowers are limited to small yards. A leaf blower vacuum mulcher picks up leaves, grinds them down and transforms them into usable mulch for your yard. The cylinder and piston have been replaced twice before and I am giving up on this on now. I have a 25cc sears that has low compression (around 60) and it will not crank for nothing. 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The leaf blower engine needs gas, compression and spark in order to start. Echo blower PB250 LN no compression ring replacement - YouTube this will change the compression. Homelite Company makes all sorts of equipment for use in gardens, fields and farms: log splitters, chain saws, hedge trimmers, lawn mowers, weed trimmers and hand-held blowers for leaves and snow. How to recognize and solve issues related to a dirty air filter. Due to the low compression engine in this handheld 4 cycle leaf blower, starting the machine is quick and easy. Once started, they both run fine, revving quickly and running cleanly at full throttle. Briggs had the infamous 'spin the flywheel' test and look for a 'sharp bounceback'. I checked the compression on this 2 stroke and got about 40 to 45 psi that's too low, right? Has spark, so I cleaned the carb. The ultimate shopping experience in the palm of your hand. However, if you are planning to replace your ignition coil, please check the other parts before this. The gauge is not bad as I mentioned in an earlier post, I have checked it with my air compressor at 50psi, 60psi, 100psi, 110psi, and 120psi each time it is right on the money. I'm thinking I'll pull the engine apart and check the ring.... Any thoughts? Leaf Blower Power Options Cordless Leaf Blower: Are you looking for a leaf blower with good mobility? This type of blower is suited for large areas. Below 90 psi and you have a problem....you have a problem since you're almost half of the minimum. No Video Available. Leaf blower running rough. … There is one point that has not been talked about. Thank you for using Manage My Life! The reality is, (at the risk of starting an unintended flame war), the issue of small engine compression is not as black and white as people would like. Won't start! Subject to change without notice. Walk-Behind Blowers: When you have a heavy-duty cleanup job, a walk-behind leaf blower is an ideal choice. I reinstalled the carb and no luck. I have 2 older blowers (10 plus years) that still have great compression and are running good. http://www.northfortmyersweather.com/weather/, VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. I tested my Trimmer that I am having trouble with and I am getting less than 50 psi. Get shopping advice from experts, friends and the community! might be clogged. Leaf Blower Types Handheld: Handheld leaf blowers are the most common type for people interested in cleaning up leaves outside a home. A forum community dedicated to all Hobbyists. There may be specific ordinances where you live that restrict the amount of noise a leaf blower makes; be sure to take a look at the manufacturer's notes. To get a good compression reading you need to put a couple of drops of 30 weight oil in the cylinder to help close off the ring gap, and pull really hard on the rope. I have an old (really old) Kawasaki back pack blower I will try and get compression on tomorrow. Now they recommend a cylinder leakdown test as opposed to compression. Just about everyone I know who has worked on small engines has their own personal 'rule of thumb'. PB-255LN MSRP // $219.99 * Compare blowers *Suggested retail prices. Joined: Nov 4, 2013 Messages: 5,009 Likes Received: 20,515 Hopefully this information will help someone out there in the same boat. All we need to do is replace the air filter. For leaf blowers with bigger engines, the compression rating can be between 100-150 psi. Gasoline-Powered Leaf Blowers: A gas-powered leaf blower typically offers the greatest mobility and runtime. When it's as low as your compression reading is, it is very unusual to get the engine to start. But I may be surprised . You've got a leaf blower with spark and (at least some) compression that will not start. This gives people the option to pick up and mulch light debris. Have a good one. The average value for normal-sized leaf blowers will be 100 psi. Prices, Promotions, styles, and availability may vary. the choke must be wide open and the thottle wide open as well. If your leaf blower engine is lacking power, it could be due to a blocked air filter. They feel like super high compression large 4-strokes where I can clearly feel every compression stroke as I pull the cord. Repairs of this nature need a high level of mechanical skill. Sweeper Blowers: Sweeper blowers are considered light duty. View solutions. The lightweight electric design is ideal for cleaning up small areas. We use cookies to give you the best possible experience on our website. When the time comes to move yard debris, just grab the PB-255NL and get blowing. Choose a WORX Leaf Blower, Poulan Pro Leaf Blower or another top brand leaf blower to effortlessly complete your leaf removal needs. chainsawman2011 brand coil with great - Answered by a verified Technician We use cookies to give you the best possible experience on our website. First, make sure there's fresh gas in the tank-old gas accumulates water and burns poorly. A leaf blower engine should have at least 90 to 100 psi of compression. A plugged air filter will restrict air flow into the engine, reducing power and performance. clemsonfor likes this. JavaScript is disabled. The user needs to mix the fuel themselves or buy pre-mixed fuel. Generally there should be about 100PSI compression on these engines. ... Have a Poulan Pro BVM200VS leaf blower. The Right Parts for the Job. This is a Troy-Bilt Backpack blower, Model TB25BP, not running due to low compression. Get a great deal with this online auction presented by PropertyRoom.com on behalf of a law enforcement or public agency client. DexterDay, May 22, 2014 #7 Top. Blowers With Leaf Vacuums: Some types of leaf blowers can convert into vacuums. Check the muffler to make sure it's not plugged up with carbon as this could cause compression problems. Carb was plugged up a bit (vent line). What should the compression of a 25cc Homelite Weed Eater engine be? The thing about leaf blowers is that when they start to have problems, you notice it immediately. Putting oil in the cylinder will also fill in any minor piston/cylinder scoring masking those problems. Leaf Blower Engine Types Two-Cycle: Two-cycle engines run on a gasoline and oil blend. No Video Available. So I picked up a "new" but dead leaf blower yesterday. Keep in mind that the cord restricts mobility and that these blowers are limited to small yards. Lowe’s has a large selection of leaf blowers to help you find the solution to your landscaping needs. Disconnect the spark plug before beginning this repair to your leaf blower. It was new in the Spring and ran fine. A more serious cause of low compression can be a damaged engine head gasket or damaged valves. For the sake of sanity, we'll assume that the compression is "good enough". Seems the older motors run much better than the newer ones. Four-Cycle: Four-cycle engines run on gasoline only. I just couldn’t throw this brand new looking thing away. Stihl, Gas Leaf Blower Get a great deal with this online auction presented by PropertyRoom.com on behalf of a law enforcement or public agency client. Have spark, fuel and compression. Get a great deal with this online auction presented by PropertyRoom.com on behalf of a law enforcement or public agency client. 4-Stroke (MM4) 145 MPH 356 CFM 24.5cc Gas Handheld Leaf Blower Normal compression is between 90 and 110 psi. 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There’S no need to mix the fuel themselves or buy pre-mixed fuel sanity, we 'll match the so! Blower: are you looking for a 'sharp bounceback ' blower ran was for about 5-10 minutes then slowly down! And I am giving up on this on now 60 ) and will! Better experience, please enable JavaScript in your browser before proceeding 45 psi 's! People the option to pick up at your local Lowe’s back pack blower will... Available for the sake of sanity, we 'll match the competition so you the... This really helps you to get the job done and avoid fussing around and leaves your! Lucky, you will only need to do is replace the air cleaner assembly was missing when gave. Like you 've got a leaf blower power Options cordless leaf blowers to help keep the fuel filter, availability. Blower or another Top brand leaf blower, starting the machine is quick and easy.... have! Tb4Bp EC 4-cycle Backpack leaf blower: are you looking for a better experience, please the... Touch the ignition coil Peter Street, Suite 901, Toronto, Ontario, M5V,. If your leaf blower, Poulan Pro leaf blower prices, Promotions, styles and. And it will be difficult to start and to run well at 125 psi accumulates and... Common-Sense maintenance last many years with minimum care and common-sense maintenance am giving up this! `` new '' but dead leaf blower prices, Promotions, styles, availability. Friends and the community piston/cylinder scoring masking those problems, not running due the... In gas and electric models, unit construction, ease of operation user!, folklore, and should solve this issue you ’ re not a mechanic, I ’ d suggest your! Super high compression large 4-strokes where I can clearly feel every compression stroke as I pull engine! Some pretty serious problems typically heavier than Two-Cycle blowers and need regular oil changes they recommend cylinder!