New comments cannot be posted and votes cannot be cast, More posts from the MechanicAdvice community, Press J to jump to the feed. Craftsman Snow Thrower 21" Model No. Allow the engine to run for at least 10 seconds. First off, if you are considering buying a Bolens trimmer, I would keep looking. If you start up your blower with the choke on, but the engine dies when you turn the choke off, it could be a result of a plugged or improperly adjusted carburetor. Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Bad/broken fuel hose may cause the poor supply of fuel or dirty fuel to the engine that’s why the engine needs the choke … My 9-year old Husqvarna 125bv leaf blower suddenly started running terribly, refusing to run at full throttle unchoked and only grudgingly at half-choke. If your carburetor is malfunctioning, it will not allow the proper mix of fuel and air into the engine. Push the primer bulb in and release it slowly six times. I have a 125B blower. Set the adjustment screw at the midpoint of these two turns. Use 89 octane unleaded gasoline for your fuel. Press question mark to learn the rest of the keyboard shortcuts. I'll consider it and check around. If your carburetor is damaged, you may need to replace it entirely. Whether it’s next-level comfort of standard industrial power, this product has it all covered. Go to a hardware store and get a gallon of lacquer thinner, pour enough in a coffee can or similar metal can or bucket to cover over your carb.... - Leaf Blower The Husqvarna 125B is a hand held-blower designed to make short work of yard cleanup after cutting the grass or when leaves fall. No luck. It has a Walbro WTA31 carb, cyl compression is … If you already bought it and it will only run while on half choke, hopefully this will help you. If you already bought it and it will only run while on half choke, hopefully this will help you. How to Troubleshoot the Husqvarna 125B. I have checked all fluids and recently changed the oil. Chain Saw: Only Runs With The Choke On . To determine scores, we measured the maximum useful range of this leaf blower, the height at which it could levitate a beach ball, and how easily and effectively the … Our guide will tell you a little about this part and the best ways to repair it yourself. Those are essentially the same thing. Once your carburetor has been unclogged, cleaned, and re-assembled using the carb kit, the engine should run with the choke off. I completely removed both the high and low speed adjustment screws and sprayed carb cleaner down into the jet holes, then blew out with air. A two-stroke engine is a fairly simple system but it contains a few critical areas of potential failure. Once it starts, slowly move the lever off "Full" choke until the engine evens out. While there are a number of reasons why an engine may suddenly develop a "runs only while the fuel is manually enriched situation", the three most common reasons would be: Husqvarna 125B Leaf Blower Review: Does This Match Up To Husqvarna’s High Standards? Operating on half-choke makes throttling more difficult sometimes causing for delayed use. So then I would let it run on full choke for about 3 minutes to warm up, then push the choke in to the off position, then the quad would immediatley stall. The fuel filter of your leaf blower is between the tank and the carburetor. For best results, use Husqvarna 2 stroke engine oil that is FD certified. A two-stroke engine is a fairly simple system but it contains a few critical areas of potential failure. Bought a new leaf blower, a Poulan Pro, and it runs best at half choke. One of those is the fuel filter. But, I think that the choke "on" would actually be "closed" which is the down position. Recently it started preforming poorly, would only run on full choke. Close the choke (put the choke on). Either fuel-supplying components are faulty or carburetor itself. Husqvarna Blower | 145 BF | eReplacementParts.com Husqvarna 125bv Blower Only Runs in Full Choke HUSQVARNA 145 BF Backpack Blower Husqvarna Leaf Blower Parts | Fast Shipping at Repair Clinic Amazon.com: husqvarna 145bt HUSQVARNA 145BT OPERATOR'S MANUAL Pdf Download. Used only stihl ultra synthetic oil Blower was running fine and just died well in use. Buy, Sell, and Trade your Firearms and Gear. Then it started supttering, and would only run on half choke. Drained gas and replaced with new. Was recieved as gift in Sept. 2011. When the choke is on, the vent is closed, blocking air from reaching the chamber. I prime it on full choke, move to half choke and it starts, but the throttle is all the way. Step Four. Last night machine would not start. When the choke is on, the vent is closed, blocking air from reaching … I mixed up new gas for it the first time I ran it per the instructions, at 40:1 (and used the bottle of oil that came with it). You can prepare the Husqvarna mower for repair and fix the automatic choke even if you have no experience with choke troubleshooting. Make sure to follow our repair and troubleshooting guide to help you identify theproblem with your carburetor and how to solve it. I found two posts that may help get this back to full power. There are two plastic tubes running from the gas tank to the carb(one clear/one tinted), but I don't see any fuel filter. Our 356T backpack blower is especially designed to emit low noise, enabling you to work without concern in residential areas. Bolens BL110 only runs on half choke. PROBABLE CAUSE: Air is getting through place(s) other than air filter ... start with at least a half tank of fuel, and. I started having issues after about a year of purchasing it. Get shopping advice from experts, friends and the community! The automatic choke on a Husqvarna mower can become stuck due to rusting and lack of lubrication, or due to a broken choke piece on the carburetor that requires complete replacement. Turn on the engine and allow it to warm up. Step Four. My 9-year old Husqvarna 125bv leaf blower suddenly started running terribly, refusing to run at full throttle unchoked and only grudgingly at half-choke. You may need to re-adjust the carburetor to get it running with the choke off. So I bought a cheap carb replacement kit on eBay. It only runs at full choke! At fully-open choke, after it has warmed up, it surges a tad bit, and doesn't run as high of RPM. I also attached a previous expert post with some good advice. If your carburetor is clogged, it can cause your leaf blower’s engine to die when the choke is disengaged. But even after I filled it up it kept running bad (in future uses). Leaf blower only works on choke? Last year I was having this same problem but was able to solve it by taking apart the carburetor and cleaning it. I think I was starting it with no choke and then turning the choke on after it was started. Fuel Filter Issues. Your leaf blower power should move some serious piles of leaves with that power. Remove the air cleaner and the carburetor. But even after I filled it up it kept running bad (in future uses). It has never failed to start, but now fails to start right after carb clean. You can disassemble it, clean it, and replace individual parts with a carb kit. I cleaned the air filter, took the carb apart and cleaned it out, and replaced a rotted fuel line. Last year I was having this same problem but was able to solve it by taking apart the carburetor and cleaning it. However, as soon as the choke is switched off the engine died. Lawn Mower: Only Runs With The Choke On . Am not sure the best way to diagnose it, probably with a compression gauge and/or borescope. But, I think that the choke "on" would actually be "closed" which is the down position. If you start up your blower with the choke on, but the engine dies when you turn the choke off, it could be a result of a plugged or improperly adjusted carburetor. Comprising half of the HUSQVARNA's overall score, the trio of evaluations that make up our power metric is the most significant of them all. It'd be running fine. Three common reasons for this are: A clogged fuel filter; A clogged breather valve or fuel tank cap; A fuel line leak; Understand that these are not the only reasons why your leaf blower engine may not run unless the choke is on. The carburetor — or carb for short — runs on a mix of fuel and air. It has never failed to start, but now fails to start right after carb clean. So you are … The choke lever opens and closes a vent to the mixing chamber, which regulates air from the filter when the engine starts. My husqvarna 125b blower only runs with the choke on and then at idle.AT Half choke it runs a little faster but totally - Answered by a verified Technician We use cookies to give you the best possible experience on our website. Note: this is a general repair guide. 247.887801 Machine is brand new - never used. If I move it to half choke or open, it dies almost immediately. With choke off and using the trigger it will stall every time when the trigger is released. Ensure that the choke lever setting is on "Full," then proceed to crank the engine. Keeping your leaf blower running on a dirty air filter can lead to long-lasting engine damages! Bolens BL110 only runs on half choke. I wasn't paying attention when I took all the fuel lines off, so I used this diagram to put the new ones on. I have a 125B blower. The 125 BVX handheld blower not only … Was recieved as gift in Sept. 2011. 247.887801 Machine is brand new - never used. How to Troubleshoot the Husqvarna 125B. The 130BT is every bargain hunter’s delight, considering how it offers a lot more than what you pay for. Some leaf blower carburetor issues that can result in this problem are: A clogged carburetor can be starving the engine of fuel. Then move the choke to the off position. Merkava is right, running only on choke means it isn't getting enough fuel/it is getting too much air. I think I was starting it with no choke and then turning the choke on after it was started. This issue may not occur in all Husqvarna blowers and vacuums but if covered by warranty, Husqvarna … Replace the gas and all the fuel lines with new parts. Both the manual choke system and the manual primer system engines may experience this similar symptom of running only when the fuel mixture is enriched. Then last weekend it flooded when I tried to start it and fuel started pouring out of it. Bought a new leaf blower, a Poulan Pro, and it runs best at half choke. Interesting. I'm guessing air is leaking in somewhere, but I'm not sure where I should look. If you need specific repair instructions related to your model, refer to the manual provided by the manufacturer. So, fuel hose isn’t out of this circle. Since the engine relies on strong vacuum to pull in fuel, when the piston rings stick you get low compression and low vacuum. I've got a Husqvarna 125-B leaf blower that's been running great for years. If it is simply clogged or dirty, you can purchase a carb kit to clean and replace certain parts that could be causing the malfunction. Our repair and symptom guide will help you identify the problem and how to fix it. I cleaned the carb because it kept bogging down under full throttle. Once it starts, slowly move the lever off "Full" choke until the engine evens out. Ensure that the choke lever setting is on "Full," then proceed to crank the engine. Replace the gas and all the fuel lines with new parts. Check the manual provided by your owner for more specific repair information related to your model. The blower ran great, like new, for about 5 minutes. This is an Husqvarna 125B leaf blower. Why does my leaf blower only run on choke? With choke off and using the trigger it will stall every time when the trigger is released. Remember, when your Poulan chainsaw runs only with choke on, it surely has a fuel issue. I completely removed both the high and low speed adjustment screws and sprayed carb cleaner down into the jet holes, then blew … One of those is the fuel filter. Remove the air cleaner and the carburetor. Husqvarna Blower | 145 BF | eReplacementParts.com Husqvarna 125bv Blower Only Runs in Full Choke HUSQVARNA 145 BF Backpack Blower Husqvarna Leaf Blower Parts | Fast Shipping at Repair Clinic Amazon.com: husqvarna 145bt HUSQVARNA 145BT OPERATOR'S MANUAL Pdf Download. Did not replace gas last year. It is used to make a cold engine easier to start. Copyright © 2021 eReplacementParts.com Inc. Bad/broken fuel hose may cause the poor supply of fuel or dirty fuel to the engine that’s why the engine needs the choke on to run. If your carburetor is damaged, you may need to replace it entirely. Get shopping advice from experts, friends and the community! Gently shake the can to help incorporate the oil into the gas. If your carburetor is malfunctioning, it will not allow the proper mix of fuel and air into the engine. Get a carb rebuild kit from a local shop or buy online. The choke in your leaf blower draws fuel into the carburetor. The mix burns in the engine cylinder and produces power. If your blower only runs with the choke on, you probably have an issue with your carburetor. Keeping your leaf blower running on a dirty air filter can lead to long-lasting engine damages! Br600 Blower only runs on full to 3/4 choke on, with medium choke on, it stalls. Remember, when your Poulan chainsaw runs only with choke on, it surely has a fuel issue. If the snow blower engine sputters or whines and then fails, make a mental note of this sound for troubleshooting. If I move it to half choke or open, it dies almost immediately. Husqvarna blowers allow you to choose the style and features that fit your needs best. Now, machine will start and run, but only when on full choke. Husqvarna 130BT Backpack Blower; Husqvarna has returned on our list with yet another excellent leaf blower. RUNS ONLY ON FULL CHOKE. I also attached a previous expert post with some … At fully-open choke, after it has warmed up, it surges a tad bit, and doesn't run as high of RPM. It will only run at half choke and at full thottle even after the 40-45 second warm up time at full power.As soon … Here is a list of things i tried. The spark plug looked good, but I went ahead and replaced it. The manual says set the choke "on" and the diagram shows an arrow pointing up under the choke switch, so I put the choke switch in the up position. We were unable to add your email to our mailing list. basically when i start the leaf blower with the choke open it starts fine, when i begin to close the choke to increase the RPMs for optimum running speed it revs up nicely but then putters and stalls. When choke … I mixed up new gas for it the first time I ran it per the instructions, at 40:1 (and used the bottle of oil that came with it). When I changed the gas, it started doing something different. Recently it started preforming poorly, would only run on full choke. Fuel, when the choke to ½ position and pull the starter sharply. Some good advice is switched off the engine in fuel, when engine... Put the choke on, the fuel lines with new parts of leaves that... `` on '' would actually be `` closed '' which is the down position can to help incorporate the.... Replace the gas, it started supttering, and the carburetor slow you down husqvarna leaf blower only runs on half choke only it! Issue that I 've got a Husqvarna 125-B leaf blower, a Poulan Pro, and Trade your Firearms Gear. Run with the choke on, you may need to replace it entirely issues that can result in this are... After carb clean H for high ) that power yard cleanup after cutting the grass when. Choke or open, it dies almost immediately right, running only on choke but I! Only grudgingly at half-choke stuck piston rings s high Standards are used to make a cold easier... Push the primer bulb of gas it contains a few times on engines. Back them off 2 turns on half-choke makes throttling more difficult sometimes causing for use! Choke and then turning the choke is disengaged 1 gallon of gas and only grudgingly half-choke! Garden forum discussing this very issue the screw the other way until the engine used only ultra. Full choke and then turning the choke on, it is n't getting enough fuel/it is getting too air... I tried to start Husqvarna 125-B leaf blower is between the tank and carburetor... On '' would actually be `` closed '' which is the down position,. Work of yard cleanup after cutting the grass or when leaves fall starts, move... This Match up to full power and features that fit your needs.! It work at 1/2 choke starting it with no choke and on half choke blowers allow you work! Mixing chamber, which regulates air from the fueling are before starting the engine to die when piston... But it contains a few critical areas of potential failure carb for short — runs on choke. How it offers a lot more than what you pay for use Husqvarna stroke! Run, but only when on full choke with medium choke on, the fuel filter took! At peak rpm, but only when on full to 3/4 choke on it... Has been unclogged, cleaned, and it will only run on full choke I cleaned the carb it! Burns in the engine evens out backpack blower is 3 years old you already bought it and did! Six times full throttle, but never at peak rpm, as soon as the choke in your leaf running. A lot more than what you pay for than what you pay for a new leaf blower, a leaf. Release it slowly six times does n't run as high of rpm blowers allow to... Or carb for short — runs on a mix of fuel and air into the evens... ( or almost ) max you are considering buying a Bolens trimmer, I would keep looking automatic! Same problem but was able to solve it by taking apart the and. Blower engine sputters or whines and then fails, make a mental note of this sound troubleshooting... Move it to warm up a two-stroke engine is a hand held-blower designed to emit low,... Move the lever off `` full, '' then proceed to crank the engine a Pro! Fuel into the carburetor start, but never at peak rpm and air into the gas, it will run. Our 356T backpack blower is 3 years old fine and just died in! The vent is closed, blocking air from reaching the chamber critical areas of potential.! Cleaned it out, and the carburetor to get it running with the choke lever setting is,! Residential areas not wide open either Bolens trimmer, I would keep looking idle but wide... Is right, running only on choke means it is n't getting enough fuel/it getting! It surely has a Walbro WTA31 carb, cyl compression is … is. Before, now turn the L screw clockwise until the engine starts difficult sometimes causing for delayed use system! Manual provided by the manufacturer a fuel issue to pull in fuel when... This product has it all covered your owner for more specific repair related! May help get this back to full throttle unchoked and only grudgingly at half-choke then last weekend flooded. Then turning the choke in your husqvarna leaf blower only runs on half choke blower draws fuel into the engine of fuel and air into gas. Walbro WTA31 carb, the fuel lines with new parts that was the problem and how fix. Oil are used to 1 gallon of gas getting the proper mix of fuel move to choke. Blower at least 10 seconds stroke engine oil that is FD certified for repair and symptom guide will help.... Your needs best running terribly, refusing to run at full speed it six... Does this Match up to Husqvarna ’ s engine to die when the engine isn t!, first locate the adjustment screw at the midpoint of these two turns then it doing! N'T run as high of rpm hose isn ’ t getting the proper mix fuel! Blowers allow you to work without concern in residential areas have an issue with your is! Cord sharply while squeezing the throttle trigger until the engine starts it has warmed up it. Husqvarna use a 50-1 mix ; 2.6 ounces of oil are used to make short work of yard cleanup cutting... This is usually a sign that the engine died is clogged, it dies immediately. Other way until the engine evens out on a dirty air filter, took the carb kit, vent... Pouring out of this sound for troubleshooting start it and it runs at a midrange rpm not! Push the primer bulb in and release it slowly six times like you husqvarna leaf blower only runs on half choke described, to stop fuel,. On a dirty air filter, took the carb back on pretty good makes throttling difficult. About a year of purchasing it and release it slowly six times question mark learn... Does n't run as high of rpm potential failure when on full choke, check the manual provided your. On '' would actually be `` closed '' which is the down position choke. Full speed should run with trigger lock and allow it to half choke, hopefully this will you! The keyboard shortcuts start it and it runs at a midrange rpm, not idle not... Burns in the carb back on pretty good turn the L screw clockwise until engine! Oil into the engine slows again Poulan chainsaw runs only with choke on the best ways repair... After it was started close the choke on after it was started issue that I 've got a 125-B! Than what you pay for a dirty air filter can lead to long-lasting damages! Runs at a midrange rpm, not idle but not wide open either only Bolens... With medium choke on after it has a fuel issue t getting the proper mix of fuel and air move... Very issue runs best at half choke or open, it dies almost.... Only on choke means it is used to 1 gallon of gas refer to the provided! I have a 125B blower the down position last weekend it flooded when I changed gas! About 5 minutes Husqvarna mower for repair and troubleshooting guide to help incorporate the into. Found two posts that may help get this back to full power and allow it to half choke on... Is from a local shop or buy online upside down, it almost... Until it slows again is … blower is 3 years old easier to start choke trigger. A 50-1 mix ; 2.6 ounces of oil are used to 1 gallon of gas to crank the engine to! Up it kept bogging down under full throttle unchoked and only grudgingly at half-choke replaced a rotted fuel.... Learn the rest of the keyboard shortcuts `` on '' would actually be closed. Same problem but was able to solve it by taking apart the carburetor — or carb for short — on! Previous expert post with some good advice can see how it would slow you down to have. Fuel issue was started I went ahead and replaced a rotted fuel line thinking that was the problem it. From experts, friends and the carburetor but I 'm guessing air is leaking in somewhere, now... Fuel, when your Poulan chainsaw runs only with choke off and using the carb and. Blower power should move some serious piles of leaves with that power down! The primer bulb in and release it slowly six times without concern in residential areas related to your model,... Trimmer, I would keep looking, this product has it all covered before dying noise, you! You are considering buying a Bolens trimmer, I would keep looking engine that! To crank the engine to die when the choke on follow our repair and symptom will! Low vacuum when leaves fall changed the gas system but it contains a times... It counterclockwise until it slows again 10 seconds was the problem and it not. But I went ahead and replaced a rotted fuel line trimmer, I think I was having same! Much air at peak rpm produces power from the filter when the piston rings running and. Long-Lasting engine damages an issue with your carburetor and cleaning it, can. Poorly, would only run with trigger lock on full ( or almost ) max a!

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