craftsman leaf blower only runs at half choke In a collection of mowers that a guy droped off for me to fix and resell or keep was a craftsman leaf blower/vac/mulcher its 175MPH.Don't know the model. When the choke is on, the vent is closed, blocking air from reaching … Remove the air cleaner and the carburetor. It runs at a midrange rpm, not idle but not wide open either. I have … You can disassemble it, clean it, and replace individual parts with a carb kit. I'll consider it and check around. If the snow blower engine sputters or whines and then fails, make a mental note of this sound for troubleshooting. If the snow blower engine sputters or whines and then fails, make a mental note of this sound for troubleshooting. Used only stihl ultra synthetic oil Blower was running fine and just died well in use. Craftsman Snow Thrower 21" Model No. Your leaf blower power should move some serious piles of leaves with that power. Set the adjustment screw at the midpoint of these two turns. If your carburetor is malfunctioning, it will not allow the proper mix of fuel and air into the engine. Move the blower at least 10 feet from the fueling are before starting the engine. Last year I was having this same problem but was able to solve it by taking apart the carburetor and cleaning it. Either fuel-supplying components are faulty or carburetor itself. I hand tightened the carb back on pretty good. 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. I've got a Husqvarna 125-B leaf blower that's been running great for years. I cleaned the air filter, took the carb apart and cleaned it out, and replaced a rotted fuel line. Keeping your leaf blower running on a dirty air filter can lead to long-lasting engine damages! The Husqvarna 125B is a hand held-blower designed to make short work of yard cleanup after cutting the grass or when leaves fall. At fully-open choke, after it has warmed up, it surges a tad bit, and doesn't run as high of RPM. The mix burns in the engine cylinder and produces power. As before, now turn the screw the other way until the engine slows again. Get shopping advice from experts, friends and the community! If your carburetor is clogged, it can cause your leaf blower’s engine to die when the choke is disengaged. Your leaf blower power should move some serious piles of leaves with that power. If your lawn mower only runs with the choke on, check the carburetor. Thanks. When choke if off it will only run with trigger lock on full (or almost) max. So you are … 247.887801 Machine is brand new - never used. One of those is the fuel filter. New comments cannot be posted and votes cannot be cast, More posts from the MechanicAdvice community, Press J to jump to the feed. Replace the gas and all the fuel lines with new parts. Then move the choke to the off position. To do so, first locate the adjustment screws (one marked L for low, and one marked H for high). Replaced the carb, the fuel lines, the fuel filter, the air filter, gaskets, and the primer bulb. Allow the engine to run for at least 10 seconds. 247.887801 Machine is brand new - never used. Then, turn it counterclockwise until it slows again. Fuel Filter Issues. 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. Make sure to follow our repair and troubleshooting guide to help you identify theproblem with your carburetor and how to solve it. If your carburetor is malfunctioning, it will not allow the proper mix of fuel and air into the engine. Did I overtighten and deform the gaskets so air is leaking in around them? RUNS ONLY ON FULL CHOKE. The fuel filter of your leaf blower is between the tank and the carburetor. I can see how it would slow you down to only have it work at 1/2 choke. It is used to make a cold engine easier to start. Seems like a fuel supply problem. Use 89 octane unleaded gasoline for your fuel. Set the adjustment screw at the midpoint of these two turns. Why does my leaf blower only run on 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). We were unable to add your email to our mailing list. Did not replace gas last year. On a full choke, it may start easy, then to continuously run this blower, you may have to switch to a half-choke. - put in new fuel lines - fuel filters with fresh gas - replaced fuel pump bulb - put in brand new … Recently, it would start fine using the appropriate starting method - prime bulb 10 times, 3 x pulls at full choke, then start at half-choke. Note: this is a general repair guide. The choke in your leaf blower draws fuel into the carburetor. Pull the starting cord one to four times. I have a Robi weed wacker that acted like you first described. Did you replace the fuel filter as well? The second link is from a garden forum discussing this very issue. Drained gas and replaced with new. 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 It only runs at full choke! Ensure that the choke lever setting is on "Full," then proceed to crank the engine. If you need specific repair instructions related to your model, refer to the manual provided by the manufacturer. Am not sure the best way to diagnose it, probably with a compression gauge and/or borescope. Our guide will tell you a little about this part and the best ways to repair it yourself. Yes, a new one was also included in the carb replacement kit. Any thoughts? Once it starts, slowly move the lever off "Full" choke until the engine evens out. Operating on half-choke makes throttling more difficult sometimes causing for delayed use. This is an Husqvarna 125B leaf blower. A two-stroke engine is a fairly simple system but it contains a few critical areas of potential failure. 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. How to Troubleshoot the Husqvarna 125B. Check the manual provided by your owner for more specific repair information related to your model. At best, it will run at half throttle, but never at peak rpm. Certainly not as hard as I possibly could have, but what I felt was reasonable. It has never failed to start, but now fails to start right after carb clean. Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! 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. The 130BT is every bargain hunter’s delight, considering how it offers a lot more than what you pay for. The second link is from a garden forum discussing this very issue. The choke in your leaf blower draws fuel into the carburetor. I almost ran it out of gas and I noticed I couldn't keep the rpms up at all, but it kept running for a while so I figured I was on fumes. It runs at a midrange rpm, not idle but not wide open either. One batch of bad gas with crud in it will do it or leaving gas in … It has a Walbro WTA31 carb, cyl compression is … This issue may not occur in all Husqvarna blowers and vacuums but if covered by warranty, Husqvarna … Husqvarna Leaf Blower… I cleaned the air filter, took the carb apart and cleaned it out, and replaced a rotted fuel line. I have Husqvarna 125b that starts and runs fine on half choke, but sputters and dies after a couple minutes on full throttle and no 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. If I move it to half choke or open, it dies almost immediately. When choke if off it will only run with trigger lock on full (or almost) max. if not make sure to replace it. Since the engine relies on strong vacuum to pull in fuel, when the piston rings stick you get low compression and low vacuum. Is leaking in around them slowly six times hand held-blower designed to a! Sound for troubleshooting supttering, and does n't run as high of rpm cord sharply squeezing! Filter, took the carb apart and cleaned it out, and would only run on full or! Issue that I 've seen a few critical areas of potential failure industrial power, this product has all! That can result in this problem are: a clogged carburetor can be starving the engine.... 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