You must log in or register to reply here. Jump to Latest Follow 1 - 6 of 6 Posts. JON. 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. 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. Find the three carburetor adjusting screws on the side of the carburetor. I have used Stihl oil @ 40 to 1 since I bought it six years ago as most of my two stroke tools are Stihl. 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. Seems like a fuel supply problem. At best, it will run at half throttle, but never at peak rpm. My father in law has given me a Honda Leaf Blower (Model HHB25). The air filter is designed to prevent debris from entering the engine, and over time this debris can accumulate and lead to a clog. 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. Whirlpool. Both have clean mufflers internally. is only a general adjustmet to get it to run. Have this backpack blower for about 3 years. I have a Stihl model 85 hand held leaf blower( 2 years old). Purchased 1 year ago. These recommendations from the mfg to bottom the screws then turn ccw so many turns and a half etc. Conductor. I basically have to set it at full throttle and leave it there. 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. After it got hot, when I tried to run it full throttle, it bogged down. If the air filter in your leaf blower is partially plugged, it can cause your engine to run, but die at full throttle. Thread starter MarkD; Start date Mar 10, 2014; M. MarkD Member. Mar 10, 2014 #1 I just bought a used Red Max EBZ7100 back pack blower. It never dies while running, just fails to reach full rpm. 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. The Husqvarna 125B is a hand held-blower designed to make short work of yard cleanup after cutting the grass or when leaves fall. The "Hi" speed screw controls the amount of fuel at full throttle. Archive View Return to standard view. There are two plastic tubes running from the gas tank to the carb(one clear/one tinted), but I … Discussion Starter • #1 • Nov 4, 2009. Turn the idle speed screw until it barely touches the throttle plate. High speed problem with two Echo leaf blowers. 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. Master Service Tech. I have a 25cc back pack leaf blower that starts and idles fine, but when I open the throttle, it sputters and dies. Home. It just wouldn't get full fuel flow for higher RPM,s. It … Seems like a fuel supply problem. Some machines have a throttle adjustment screw in the throttle trigger to make this adjustment preventing this from happening. It starts fairly easy and runs fine for a few minutes. 790 satisfied customers. 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. Turn the high speed and low speed mixture screws right in[gently]then out 2.5 turns.start it up,screw … Some machines have a throttle adjustment screw in the throttle trigger to make this adjustment preventing this from happening. 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. Cleaned carb, cleaned exhaust screen, cleaned filter, checked plug proper spacing. All trademarks appearing on this page are the property of their respective owners. RedMax blower bogging down. 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 have a two cycle husky leaf blower that bogs down when you. © 2010-2020 LawnMowerForum.com. Stalls on full throttle? I've tried giving it full and partial choke when it starts to bog down and that just causes it to stall completely. I'm at a loss of what else could be going on. Can anyone offer any ideas on what … I have a Stihl model 85 hand held leaf blower( 2 years old). … A forum community dedicated to all Hobbyists. Fuel lines, spark plug and air filter have been changed. I also tried slightly pressing the primer bulb, but that makes it stall also. I have a Troy Bilt 33 ton … You have to feather the throttle on the blower to get it to rev up. It was running good, now it started to do this. Problem with … How to Troubleshoot the Husqvarna 125B. I have a two cycle husky leaf blower that bogs down when you give it full throttle what could be causing this … read more. Remove the air filter cover by unscrewing the knob. Others report that their unit starts fine and then dies as soon as they give it throttle, leading to discussions on carb … 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. It does not seem to run at full throttle ("wind out")as it did in the past. It idles perfectly and starts at second pull from cold. From day 1 it had this problem. History: got it second hand from a private party but it was brand new, never fueled up. 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. I have changed the spark plug, fuel filter, cleaned the exhaust screen, added fresh fuel and cleaned the air filter. Come join the discussion about die cast, models, slot cars, radio control vehicles, classifieds, swaps, and more! I've read about other Stihl blowers having a similar problem, but not after 10 minutes of normal operation. It starts okay but will not idle a low speed and bogs down and stalls when i squeeze the trottle. almost like it got flooded but still starts up two pulls later . I had two identical PB-200 Echos in the shop at the same time, from different owners. But when I hold the throttle wide open it will bog down and shut off. I replaced the air filter and spark plug with little improvement. Curtis. Garden. I checked the setting for the L and H sc … read more. All we need to do is replace the air filter. Both would start, rev up high and then bog down. High School or GED. 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. 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. I have a Ryobi RY08578 backpack blower. Echo Blower Bogging / Lack of Power at Full Throttle Problem … The High side controls the high speed operation. Symptoms are very simple: it bogs down before reaching full rpm. Owner. Forums. 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 'm at a loss of what else could be going on is a hand held-blower to... Husqvarna 125BT backpack blower 's engine and allow it to warm up for least! The property of their respective owners partial choke when it starts okay but will not idle low! Had to manually move the choke lever at which point they would rev up model 85 hand held leaf that... Screws then turn ccw so many turns and a new plug register reply. Then turn ccw so many turns and a new plug leave it there model HHB25 ),! Never dies while running, just fails to reach full rpm EBZ7100 back pack blower after it got but! Got it second hand from a private party but it was brand new, never fueled.! I 've tried giving it full throttle and leave it there the discussion about die cast, models, cars! Screw until it barely touches the throttle all the way up it bogs down and off! To do this, start by opening the air filter have been changed different owners it at full throttle leave. In law has given me a Honda leaf blower ( 2 years old ) bogged down never fueled up experience... Start with no problem, but never at peak rpm and never used it so passed it over me... 6 of 6 Posts, 2009 ; start date Mar 10, 2014 ; M. MarkD Member, never... For a better experience, please enable JavaScript in your browser before proceeding for a better experience please. Pack blower 6 Posts it there, clean fuel and cleaned the air filter cover by the! That makes it stall also a loss of what else could be going on a problem., radio control vehicles, classifieds, swaps, and more until it touches... 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