On a lawn mower or chainsaw, the choke condition is set generally by a little butterfly that restricts the airflow. Seems like a fuel supply problem. T. themow LawnSite Member. The Husqvarna 125B is a hand held-blower designed to make short work of yard cleanup after cutting the grass or when leaves fall. 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. All of the reasons have to do with the engine not getting enough fuel. You should replace your fuel filter and rebuild your carb if the fuel filter replacement doesn’t work. Now, machine will start and run, but only when on full choke. Before I put in … May 23, 2016 #1 Husqvarna 125BVx, about a year old. At half open choke, the unit runs faster, but stalls out if you try to use it. While the choke is fully closed, the unit starts and idles slow. The easiest way to fix it Reinstall carb and fuel lines and air cleaner. 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. On most dirt bike carburetors, the choked (rich) condition is set by adding more fuel, instead of restricting air. If so, then clean the cap with hot water and dish soap or replace the cap with a new one. Close the choke (put the choke on). of Royal Purple Maxclean to 1 gallon of gas in a gas can. Partially open the choke by moving the lever to the halfway point between open and close. What happens is that when I open the throttle, it goes BLAAAA and loses power...if I continue to hold the throttle open it dies but restarts on the 1st pull without choking...like the clogged filter on my old Arctic Cat when the filter iced-up. At a fully open choke, the unit tends to die out immediately. Sixto Perez, Matthew Bailey The plug is spot on for gap. Pull the starting cord one time. If there is any kind of air leak, it will cause the engine to slow down or even slow due to the running. Your Account . Allow the engine to run for at least 10 seconds. running it and turning the choke down until it runs well until it At a fully open choke, the unit tends to die out immediately. Accessibility. If you are still having Copyright © 2021 Multiply Media, LLC. It's not a style that has the gas and oil mixed together and is a 7 HP motor I believe. A. the engine and run it on choke revving it a lot until it starts the choke is turned off. Submenu Toggle Wood; Air Compressor; My Chainsaw Will Only Run on Choke: How to Fix This . How to Troubleshoot the Husqvarna 125B. 247.887801 Machine is brand new - never used. Last year I was having this same problem but was able to solve it by taking apart the carburetor and cleaning it. Air Filter Issues. Why does my leaf blower only run on choke? engine not getting enough fuel. How many ATM card holders are there in each country throughout the world? carb, the choke will be a simple, old style plate that opens and closes at the inlet of the carb. I have a snow blower that works just fine when the choke is on. Your Account. This sticky fuel can clog up … My leaf blower, Model # 358.797342, only runs at half choke and half speed. When the choke of a leaf blower is engaged the carburetor supplies more fuel to the engine, therefore, making it easier to start the leaf blower engine. greek4756. adding it to the leaf blower start the engine and run it until it There are several reasons a leaf blower could be stalling when the choke is turned off. Tighten all screws and nuts tightly. Thread starter marooned; Start date May 23, 2016; M. marooned Forum Newbie. My Craftsman 32cc leaf blower has always worked fine but suddenly it is not running when hot. Check the fuel filter, air filter, and more if the engine in your blower will idle, but stalls on throttle. But oftentimes a leaf blower will develop an issue where it will only run on choke and as soon as the choke is turned off the leaf blower either shuts off or loses power. If the gas in the tank is older than 15 … If I let it idle for a minute, it will rev up again, but will soon bog down. why is Net cash provided from investing activities is preferred to net cash used? After 3-5 minutes, it seems to loose power and eventually shuts off. If I lower the throttle to either slow or fast idle it cuts out a few times and dies. leaf blower runs starts and stops fine butt once turned off it wont go on for a hour Answered. What are the 7 categories in Linnaeus's system of classification? Last night machine would not start. When you use your chainsaw and you find out that it only runs on choke you know that something is not ok. During a cold start you need to use your choke to make it run, but after it runs for … is to dump the gas back into the can and add 1/2 of an ounce (15ML) Rep: 25. Location wood jrz. I hope this helps. A gas-powered leaf blower uses a combustion engine to generate power. Re: Stihl BG65 Blower stalling [ Re: yentna ] #626482 What is the consistency of lava in the composite volcanoes? Blower: Engine Will Idle But Dies At Full Throttle . All of the reasons have to do with the engine not getting enough fuel. Tags: motor gas blower yard equitment. What food to give to help heal and regrow fins? Is there a problem with the oil/fuel mixture, or is there a tune-up of some sorts needed? deeppend1. Did not replace gas last year. If cleaning the carburetor isn’t effective, rebuild or … So I’m going to break down each of the reasons why your leaf blower may be bogging down, tips to identify the problem, and the processes to fix it. Gently shake the can to help incorporate the oil into the gas. It's a bit older and other than having to leave the choke on, it works just fine. Dump it out of the tank 11/17/2020 by There are several reasons a leaf blower could be stalling when the choke is turned off. The air filter is designed to prevent debris from entering the engine, and over time this debris can accumulate and lead to a clog. Use new parts to rebuild the carb. A clogged carburetor is most commonly caused by leaving fuel in the leaf blower for a long period of time. 5 Questions View all . Craftsman Leaf Blower. 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 did organ music become associated with baseball? If that does not work the carburetor and run the engine until it stalls and will not restart. I have checked all fluids and recently changed the oil. While everything is apart, be sure to check the tightness and security of the bolts on the engine. If the air filter in your leaf blower is partially plugged, it can cause your engine to run, but die at full throttle. How to Start a Gas Leaf Blower Mix the gas and oil in a small gas can. Here are the most common reasons your Stihl leaf blower's engine starts then dies - and the parts & instructions to fix the problem yourself. Why don't libraries smell like bookstores? run well without the choke on. If you have to close the choke, it's telling you that you are getting too much air (making it run too lean). Posted: 11/18/2010. Naturally, people apply choke when the leaf blower isn’t running normally which sends too much fuel to the engine, and doing this is equally bad for the engine of a leaf blower. ENGINE DOES NOT START, PURGE/PRIMER BULB WILL NOT FILL WITH GAS. Get shopping advice from experts, friends and the community! Picked up a Homelite leaf blower at a yard sale. Drained gas and replaced with new. When the trigger is pressed and the throttle is increased on a backpack blower, a metal wire pulls open a vent on the carburetor, allowing more fuel into the passages. Now fill the tank with the 1 gallon of 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. Replaced plug, fuel pickup, and air filter. Craftsman Snow Thrower 21" Model No. PROBABLE CAUSE: Faulty fuel filter, faulty … When I start it up, I have to have it fully choked. Replace the gas and all the fuel lines with new parts. If your leaf blower has a four-cycle engine, use straight gas. How much money do you start with in monopoly revolution? stalls and will not restart. Options. Many times this is caused by a plugged vent in the gas cap. Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. I was recently given this mower running. I start it and it runs 3-5 seconds then quits. Step 3 Pull the starting cord one to four times. Terms — Allow the engine to … Thread starter themow; Start date Feb 13, 2007; 1; 2; Next. will need to be rebuilt as the rubber diaphragms dry out and crack A lot of times the nuts or bolts that hold the 'jug' on the crank case come loose allowing too much air in the cylinder causing too lean a fuel/air mixture and hence having to run it on choke all the time. While the choke is fully closed, the unit starts and idles slow. I have a 25cc back pack leaf blower that starts and idles fine, but when I open the throttle, it sputters and dies. The choke in your leaf blower draws fuel into the carburetor. 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. SHOP PARTS. Joined May 23, 2016 Threads 1 Messages 2. 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