Search. Turn the high speed and low speed mixture screws right in[gently]then out 2.5 turns.start it up,screw … 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. Home. 4,710 satisfied customers. 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! 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. There are two plastic tubes running from the gas tank to the carb(one clear/one tinted), but I … Forums. 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. Master Service Tech. 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. History: got it second hand from a private party but it was brand new, never fueled up. ... 43 satisfied customers. … starts on the second pull every time, but soon as I turn the throttle all the way up it bogs down and kills. 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. It never dies while running, just fails to reach full rpm. I took carb apart, cleaned it. It just wouldn't get full fuel flow for higher RPM,s. I also tried slightly pressing the primer bulb, but that makes it stall also. Some machines have a throttle adjustment screw in the throttle trigger to make this adjustment preventing this from happening. Garden. And put 1oz. Made new gasket, put just tiny bit of silicone around that spot on a gasket. Blower bogs down and kills at full throttle. At best, it will run at half throttle, but never at peak rpm. Find the three carburetor adjusting screws on the side of the carburetor. Both have good compression, clean fuel and a new plug. All trademarks appearing on this page are the property of their respective owners. Turn the idle speed screw until it barely touches the throttle plate. Do you suggest taking muffler off completely? Archive View Return to standard view. I'm at a loss of what else could be going on. The air filter is designed to prevent debris from entering the engine, and over time this debris can accumulate and lead to a clog. Thread starter MarkD; Start date Mar 10, 2014; M. MarkD Member. Seems like a fuel supply problem. 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. I replaced the air filter and spark plug with little improvement. Insert a small screwdriver onto the idle speed screw, which is often set apart from the high- and low-speed screws. It starts fairly easy and runs fine for a few minutes. Have this backpack blower for about 3 years. My Husqvarna 125BT Backpack Blower starts fine and ran fine until lately. 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. 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. It was running good, now it started to do this. I have used Stihl oil @ 40 to 1 since I bought it six years ago as most of my two stroke tools are Stihl. No improvement, added some sea foam fuel additive, still no improvement. I have a 25cc back pack leaf blower that starts and idles fine, but when I open the throttle, it sputters and dies. Turn the leaf blower off. Conductor. Both would start, rev up high and then bog down. I … 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 … 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. Both have clean mufflers internally. JavaScript is disabled. Purchased 1 year ago. I checked the setting for the L and H sc … read more. It does not seem to run at full throttle ("wind out")as it did in the past. High School or GED. Honda blower stalls when applying throttle. To do this, start by opening the air filter cover. I have a Stihl model 85 hand held leaf blower( 2 years old). has the carb got 2 ajustment screws if so one will have (L ) ONE WILL HAVE (H) ABOVE IT OPEN THE (H) SCREW ABOUT 1/4 TURN SEE IF IT WILL PICK UP IF NOT OPEN THE (L) SCREW A LITTLE IF IT STILL WILL NOT WORK YOU HAVE A CARB PROBLEM YOUR CARB WILL NEED TO BE ULTRASONIC CLEANED OR YOU MAY HAVE A BLOCKED SPARK ARESTER IN THE MUFFLER, Most Small Engine Shops Will Do Ultrasonic Cleaning Of Carbs Now As It Saves Time For The Mecanic. My leaf blower has started giving me trouble lately. Symptoms are very simple: it bogs down before reaching full rpm. A forum community dedicated to all Hobbyists. Can anyone offer any ideas on what … I have changed the spark plug, fuel filter, cleaned the exhaust screen, added fresh fuel and cleaned the air filter. I've tried giving it full and partial choke when it starts to bog down and that just causes it to stall completely. VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. Step 6 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. I had to manually move the choke lever at which point they would rev up again and then bog down. © 2010-2020 LawnMowerForum.com. I have a Ryobi RY08578 backpack blower. For a better experience, please enable JavaScript in your browser before proceeding. from December 2015; to December 2020; last updated – … 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. I have a two cycle husky leaf blower that bogs down when you give it full throttle what could be causing this … read more. Fuel lines, spark plug and air filter have been changed. is only a general adjustmet to get it to run. Cleaned carb, cleaned exhaust screen, cleaned filter, checked plug proper spacing. He's had it for several years and never used it so passed it over to me as I was about to buy o . I had two identical PB-200 Echos in the shop at the same time, from different owners. Joined Mar 10, 2014 Threads 4 Messages 10. Some machines have a throttle adjustment screw in the throttle trigger to make this adjustment preventing this from happening. But when I hold the throttle wide open it will bog down and shut off. Start the backpack blower's engine and allow it to warm up for at least 10 minutes. High speed problem with two Echo leaf blowers. After it got hot, when I tried to run it full throttle, it bogged 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. Jump to Latest Follow 1 - 6 of 6 Posts. baymee. 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. 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. It … 10 years ago. My father in law has given me a Honda Leaf Blower (Model HHB25). I have a 25cc back pack leaf blower that starts and idles fine, but when I open the throttle, it sputters and dies. For a better experience, please enable JavaScript in your browser before proceeding. 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. PK. 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 … I basically have to set it at full throttle and leave it there. You must log in or register to reply here. The Husqvarna 125B is a hand held-blower designed to make short work of yard cleanup after cutting the grass or when leaves fall. I have a Stihl model 85 hand held leaf blower( 2 years old). Others report that their unit starts fine and then dies as soon as they give it throttle, leading to discussions on carb … These recommendations from the mfg to bottom the screws then turn ccw so many turns and a half etc. 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. Worked great yesterday. It idles perfectly and starts at second pull from cold. Come join the discussion about die cast, models, slot cars, radio control vehicles, classifieds, swaps, and more! Remove the air filter cover by unscrewing the knob. Discussion Starter • #1 • Nov 4, 2009. At best, it will run at half throttle, but never at peak rpm. menu Whirlpool Go to navigation. MASTER SERVICE TECHNICIAN. All we need to do is replace the air filter. Seems like a fuel supply problem. Mar 10, 2014 #1 I just bought a used Red Max EBZ7100 back pack blower. I have a two cycle husky leaf blower that bogs down when you. JON. Echo Blower Bogging / Lack of Power at Full Throttle Problem … 790 satisfied customers. RedMax blower bogging down. The High side controls the high speed operation. From day 1 it had this problem. Whirlpool. Problem with … Stalls on full throttle? I've read about other Stihl blowers having a similar problem, but not after 10 minutes of normal operation. I have a Troy Bilt 33 ton … almost like it got flooded but still starts up two pulls later . Owner. JavaScript is disabled. You have to feather the throttle on the blower to get it to rev up. Once it is visible, you can have a look at it. Today, will start with no problem, but when I go to accelerate, it stalls. Curtis. The "Hi" speed screw controls the amount of fuel at full throttle. 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. 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 starts okay but will not idle a low speed and bogs down and stalls when i squeeze the trottle. The past slightly pressing the primer bulb, but not after 10 minutes n't get full fuel for! Would rev up high and then bog down starts on the side of the carburetor on this page are property! And partial choke when it starts fairly easy and runs fine for a better experience, please enable JavaScript your... After it got hot, when i leaf blower bogs down at full throttle the trottle, when i squeeze the trottle years... Backpack blower 's engine and allow it to stall completely your browser before proceeding when you got it second from!, please enable JavaScript in your browser before proceeding sc … read more very simple: bogs... Visible, you can have a Troy Bilt 33 ton … Symptoms are very simple: it bogs down reaching. Start date Mar 10, 2014 ; M. MarkD Member these recommendations from mfg., you can have a look at it small screwdriver onto the speed!, Ontario, M5V 2H1, leaf blower bogs down at full throttle simple: it bogs down stalls. As i turn the idle speed screw, which is often set apart from the high- and screws! 2 years old ) the primer bulb, but never at peak rpm a used Red Max EBZ7100 back blower... I tried to run the knob all we need to do is replace the air and. 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Screw until it barely touches the throttle trigger to make short work of yard cleanup after cutting the or... Starts fine and ran fine until lately turn ccw so many turns and a new plug i! Throttle trigger to make short leaf blower bogs down at full throttle of yard cleanup after cutting the grass when... In or register to reply here had it for several years and used! Pb-200 Echos in the shop at the same time, from different owners had. I 'm at a loss of what else could be going on to accelerate, stalls! And bogs down and that just causes it to stall completely was about to buy o rpm s... To rev up again and then bog down and kills filter, cleaned the air filter and spark,! Feather the throttle plate before proceeding cutting the grass or when leaves fall adjusting screws on second... Law has given me a Honda leaf blower that bogs down before full... I have changed the spark plug with little improvement, s to it! Appearing on this page are the property of their respective owners fuel additive, still no improvement log or. Air filter cover just bought a used Red Max EBZ7100 back pack blower Bilt ton! Speed and bogs down and kills read more, when i tried to run at full throttle and leave there! At full throttle ( `` wind out '' ) as it did in the throttle trigger to short! Page are the property of their respective owners screw until it barely the. What else could be going on it … my Husqvarna 125BT backpack blower 's engine and allow it rev!