from December 2015; to December 2020; last updated – … is only a general adjustmet to get it to run. My 145BT backpack blower starts and idles fine, but when cranking it up past 3/4 throttle it bogs down like it is running out of fuel. … Once it is visible, you can have a look at it. Remove the air filter cover by unscrewing the knob. I've read about other Stihl blowers having a similar problem, but not after 10 minutes of normal operation. I have a 25cc back pack leaf blower that starts and idles fine, but when I open the throttle, it sputters and dies. I have changed the spark plug, fuel filter, cleaned the exhaust screen, added fresh fuel and cleaned the air filter. Both would start, rev up high and then bog down. Check to see if the carb throttle plate is going past the full throttle position, when this happens there is an adverse affect on performance. I'm at a loss of what else could be going on. Whirlpool. The problem I have with my Stihl ms200t chainsaw is it bogs at the initial full throttle from idle then it takes off, ... 2,794 satisfied customers. RedMax blower bogging down. It never dies while running, just fails to reach full rpm. Discussion Starter • #1 • Nov 4, 2009. Both have clean mufflers internally. Symptoms are very simple: it bogs down before reaching full rpm. almost like it got flooded but still starts up two pulls later . My father in law has given me a Honda Leaf Blower (Model HHB25). Honda blower stalls when applying throttle. After it got hot, when I tried to run it full throttle, it bogged down. I had to manually move the choke lever at which point they would rev up again and then bog down. How to Troubleshoot the Husqvarna 125B. If the air filter in your leaf blower is partially plugged, it can cause your engine to run, but die at full throttle. Blower bogs down and kills at full throttle. At best, it will run at half throttle, but never at peak rpm. There are two plastic tubes running from the gas tank to the carb(one clear/one tinted), but I … All we need to do is replace the air filter. When you give it 1/2 to 3/4 throttle to cut and it bogs down, turn the "H" High Side either way until you hit the maximum RPM! Both have good compression, clean fuel and a new plug. Find the three carburetor adjusting screws on the side of the carburetor. I recently purchased a Troy kit tr450 leaf blower to this day starts good runs when accelerating carb Bogs and keeps bogging I checked the gas double g … read more. But when I hold the throttle wide open it will bog down and shut off. No improvement, added some sea foam fuel additive, still no improvement. Jump to Latest Follow 1 - 6 of 6 Posts. And put 1oz. Home. Step 6 At best, it will run at half throttle, but never at peak rpm. Cleaned carb, cleaned exhaust screen, cleaned filter, checked plug proper spacing. I have a two cycle husky leaf blower that bogs down when you give it full throttle what could be causing this … read more. Some machines have a throttle adjustment screw in the throttle trigger to make this adjustment preventing this from happening. JON. I checked the setting for the L and H sc … read more. Come join the discussion about die cast, models, slot cars, radio control vehicles, classifieds, swaps, and more! I took carb apart, cleaned it. Thinking back in my snowmobile days that would mean that the fuel line was either plugged or the fuel line would have a pin hole/leak in it and leaking air into it. You must log in or register to reply here. Problem with … I've tried giving it full and partial choke when it starts to bog down and that just causes it to stall completely. From day 1 it had this problem. I have a Troy Bilt 33 ton … I basically have to set it at full throttle and leave it there. I have used Stihl oil @ 40 to 1 since I bought it six years ago as most of my two stroke tools are Stihl. Forums. 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. It just wouldn't get full fuel flow for higher RPM,s. ... 43 satisfied customers. Sometimes it will rev to full throttle and sound like its running ok, but other times it will get to full throttle and then bog down. Some machines have a throttle adjustment screw in the throttle trigger to make this adjustment preventing this from happening. I replaced the air filter and spark plug with little improvement. I have a 25cc back pack leaf blower that starts and idles fine, but when I open the throttle, it sputters and dies. Do you suggest taking muffler off completely? It slows down at full throttle It runs fine until it gets warm, maybe 5-10 minutes then it starts slowing down at full throttle every once in a while until it gets progressively worst and eventually I can't get it to run at full throttle. Echo Blower Bogging / Lack of Power at Full Throttle Problem … Curtis. I had two identical PB-200 Echos in the shop at the same time, from different owners. Start the backpack blower's engine and allow it to warm up for at least 10 minutes. As He Can Set It Up And Get On With Outher Work While The Carb Gets Cleaned And A Lot Better Results The Carbs Come Out Like New You Can Buy A Small Uktrasonic Cleaner For Around $50 Or Less At A Hardware Store If You Play Around With A Lot Of Engines It Will Pay For Its Self In No Time. Purchased 1 year ago. For a better experience, please enable JavaScript in your browser before proceeding. I have a Stihl model 85 hand held leaf blower( 2 years old). It does not seem to run at full throttle ("wind out")as it did in the past. JavaScript is disabled. Turn the high speed and low speed mixture screws right in[gently]then out 2.5 turns.start it up,screw … I have a Ryobi RY08578 backpack blower. I know from running 2 cycle mopeds that carbon build up would plug the mufflers and have to heat them to burn the carbon out and I think that what the earlier post was talking about. These recommendations from the mfg to bottom the screws then turn ccw so many turns and a half etc. VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. Made new gasket, put just tiny bit of silicone around that spot on a gasket. It starts okay but will not idle a low speed and bogs down and stalls when i squeeze the trottle. To do this, start by opening the air filter cover. I have a Stihl model 85 hand held leaf blower( 2 years old). JavaScript is disabled. It idles perfectly and starts at second pull from cold. Joined Mar 10, 2014 Threads 4 Messages 10. It was running good, now it started to do this. A forum community dedicated to all Hobbyists. baymee. Can anyone offer any ideas on what … Have this backpack blower for about 3 years. High speed problem with two Echo leaf blowers. The Husqvarna 125B is a hand held-blower designed to make short work of yard cleanup after cutting the grass or when leaves fall. menu Whirlpool Go to navigation. MASTER SERVICE TECHNICIAN. Turn the leaf blower off. Seems like a fuel supply problem. Garden. Noticed some dust on where gasket mates with plastic manifold, this is like an inch from intake so it's not tight and there is a vacuum hole in there. Thread starter MarkD; Start date Mar 10, 2014; M. MarkD Member. Check to see if the carb throttle plate is going past the full throttle position, when this happens there is an adverse affect on performance. He's had it for several years and never used it so passed it over to me as I was about to buy o . Insert a small screwdriver onto the idle speed screw, which is often set apart from the high- and low-speed screws. Archive View Return to standard view. The air filter is designed to prevent debris from entering the engine, and over time this debris can accumulate and lead to a clog. What I have tried so far: 1)Carburetor rebuild 2)Low hours carburetor from a known good runner 3)New fuel filter and spark plug 4)Gutted the tank vent, then removed it altogether 5)Pressure tested 6)Visually checked the … Owner. I have a two cycle husky leaf blower that bogs down when you. common problem on 2 cycles is the screen in the muffler if there is one in the blower take it out an let us know. Mar 10, 2014 #1 I just bought a used Red Max EBZ7100 back pack blower. The "Hi" speed screw controls the amount of fuel at full throttle. I also tried slightly pressing the primer bulb, but that makes it stall also. I … High School or GED. Seems like a fuel supply problem. Today, will start with no problem, but when I go to accelerate, it stalls. Search. I have the same problem with my craftsman leaf blower model 358.794762, will idle and run up to half throttle, then starts to die beyond that. I confirmed a lean condition by holding the throttle full on a few seconds till it bogged, then closing the choke part way - that made it rev up again but of … It … 4,710 satisfied customers. All trademarks appearing on this page are the property of their respective owners. It starts fairly easy and runs fine for a few minutes. Others report that their unit starts fine and then dies as soon as they give it throttle, leading to discussions on carb … There are adjustment settings for many of those carbs, but that's probably not it anyway.Get it warmed up and play around with the choke, while attempting full throttle. History: got it second hand from a private party but it was brand new, never fueled up. © 2010-2020 LawnMowerForum.com. Also a plugged muffler will cause it to bog down also but you said 4 cycle which would mean something got into the muffler or something broke loose inside the muffler plugging it. Worked great yesterday. Stalls on full throttle? I've read the echo's have issues with their ignition coils, but I don't want to keep throwing money at these things for nothing. Fairly easy and runs fine for a few minutes at full throttle ( `` wind out '' ) as did... Idles perfectly and starts at second pull every time, from different.! Still no improvement, added fresh fuel and cleaned the air filter been... … Symptoms are very simple: it bogs down and shut off half throttle, never! Screw in the throttle all the way up it bogs down when you throttle, but never peak... And partial choke when it starts to bog down given me a leaf..., Suite 901, Toronto, Ontario, M5V 2H1, Canada, never fueled up but not... Plug with little improvement and cleaned the air filter have been changed stall.... 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