It sounds like the carburetor is running out of fuel.First make sure the tank is full then loosen or remove the gas cap when it starts sputtering to see if that corrects the problem. Active 3 years, 9 months ago. If the carburetor is clogged, try cleaning it with carburetor cleaner. shut it off to put the cover on it, and now when I start it, it will idle fin but if I give it throttle it dies. Check the fuel filter, air filter, and more if the engine in your blower will idle, but stalls on throttle. Echo trimmer dies after heats up. Then I when to use it and it lasted 5 minutes. No, once the choke is fully off it dies within 10-15 seconds regardless of throttle input. Enter model number to search for the required part specific to your product, Browse our parts categories to select from a variety of parts for your product. Over time, the spark arrestor can become clogged with soot. My Craftsman 32cc leaf blower has always worked fine but suddenly it is not running when hot. When it dies, it will NOT restart until it's fully cooled down. This video provides step-by-step repair instructions for replacing the spark arrestor screen on an Echo leaf blower. Hold times are long. 5 Common Causes a Smoking Leaf Blower Cylinder Issues. but when i move the control lever to higher revs it starts to rev but dies off. Try running it and unscrew the fuel cap part way to see if venting the tank will allow it to run without the choke. I'm having a similar problem with a Poulan model PP4218AVHD. You may also replace the spark arrestor. Outdoor Gasoline and Electric Powered Equipment and Small Engines - Blower runs fine for half a minute, then dies - Hi, I have a Green Machine blower, GB-50. Menu. The spark arrestor is a small screen that prevents the engine from emitting sparks. Thread starter gmlm; Start date Jul 27, 2013; G. gmlm LawnSite Member. Repair guides and support for leaf blowers, sometimes referred to as gas blowers, they can also be corded-electric or even battery operated. I have repeated the process 5 or 6 times with no luck. A clogged carburetor is most commonly caused by leaving fuel in the leaf blower for a long period of time. Clean the spark arrestor screen inside the muffler, and scrub out the muffler and exhaust port with a brush. It started up and ran perfect for about 10 minutes, I cut several times through a 12" diameter oak. If the spark arrestor is clogged, the engine may stall. Replace the gas cap, or clean it thoroughly with a brush dipped in fresh gasoline. Email. I have an Echo PB-500T backpack leaf blower. I heard that it might be creating a vacuum in the gas tank, due to a clogged breather in the gas cap, but I thought that if, after running it and it quits, I thought that if I opened the gas tank it would equalize the vacuum and then it should work/start again, but No! I have drained the gas, dont think its a gas problem because I bought new gas at the beginning of the season. It is a Craftsman Leaf blower, model 358797922, serial 1L203B962. Use a compression gauge, attached to the cylinder and pumped up, much like a tire gauge, to test for engine compression. It starts off by loosing power and if I pump the throttle it'll rev up but eventually dies. I added about an ounce of carb cleaner last night and sprayed crab cleaner on it this afternoon. Almost like it is leaning out/running out of fuel. To unclog the spark arrestor, remove it and clean it with a wire brush. Make sure your new coil has these shims UNDER THE COIL 4282 404 9300 is the PN see the diagram I have a Stihl BG 55 leaf blower. I can disassemble this thing with my eyes closed in less than 5 minutes. ... if you don't see any gas flow or squirt into the carb throat then it is a purge button) I would press it the 8 times. leaf blower starts fine runs fine 10-15 mins dies out slowly after restarting runs less than 1 min model # 360796900 how to troubleshoot . Already ordered? If no spark then you are looking at coil issues. I've had this blower for a couple of years and absolutely love it. The blower used to start immediately on the first or second pull, then die quickly a few minutes later. The engine dies if a gummed-up carburetor doesn't supply the engine with needed fuel to keep it running. SOLUTIONS – LEAF BLOWER STARTS AND DIES OUT IN FEW MINUTES. A leaf blower should never start smoking when in operation. To keep the engine running smoothly, the screen needs to be cleaned after 40 to 60 hours of use, or when the black carbon deposits block the escaping gases. Wait 10 minutes or so, it starts again, and the process would repeat. Then choke to normal, it will run for a second then die. Usually this happens when the engine starts heating up, as the diaphragms aren't completely shot yet, but are starting to go. If the engine is dying in rough fits and shakes, and the starter rope is hard to pull out after the engine dies, the likely cause of the problem is inside the cylinder. HVAC blower motor runs for a few minutes then stops. Will only restart after about ten minutes. Hello good folk of arbtalk! I know this forum mostly focuses on chain saws, but I'm thinking that for the most part, a 2 cycle motor is a 2 cycle motor. I have a Trane X80 furnace with a Nest gen 3 thermostat. Recently it will start and run fine for about 20 minutes, and then begin to choke down, lose RPM and despite trying to rev it up with the trigger, it dies… I can keep it running but it will not rev high at all. If i pull in the trigger all the way it will sputter out. It's an Ariens ST724 with a Tecumseh HSK70. Start doing it yourself with the confidence that comes with 100+ years of experience. Wait 10 minutes or so, it starts again, and the process would repeat. Currently based in Minneapolis, Minn., Eric Blankenburg has been a freelance journalist since 2000. Find the three carburetor adjusting screws on the side of the carburetor. If air is entering the cylinder from a leak around the seals, the result is a loss of compression. This sticky fuel can clog up the carburetor and cause the engine to stall. Then choke to normal, it will run for a second then die. The owner of the leaf blower is responsible for the cleaning and maintenance of the spark arrestor screen. 18 volt 3.Ah 18 volt 5.0 Ah 18 volt 8 Ah 18 volt 12Ah batteries are available in Thailand. If the engine starts and then sputters, or doesn't start at all due to lack of fuel, you might need to replace carburetor. This sticky fuel can clog up the carburetor and cause the engine to stall. Shipping all 7 days! Now, … Anything that keeps fuel from flowing through this system normally can contribute to the problems that cause your leaf blower to need the choke being engaged to run. The solution may be simpler than what you think! Check for any perforations in the diaphragm and gaskets. Haven't messed with any of the carb settings. The carburetor inside a leaf blower uses several plastic diaphragms to bring fuel into the carburetor, mix and measure the fuel and send it off to the cylinder. As the engine starts moving, the internal temperatures also start rising. Wondering if maybe the can I used was bad or something and clogged something up in the fuel lines that I can't seem to find. Subsequent pulls of the starter cord had no signs of life. Just an FYI, the EGO runs for 15 min max. By creating an account you agree to the Hunker, Manuals Online: Craftsman Leaf Blower Manual, M & D Mower and Appliance: Small Engine Repair: Free Help. However after a couple of minutes it begins a steady, smooth decline until it shuts off. If you notice that your leaf blower is producing white smoke, there could be an issue inside the chamber. I have a problem with my Makita napsack blower, it starts fine and runs well for about 5-10 minutes and then the revs wont pick up and it dies. about a minute later it turns off like you hit the switch. If it runs without shutting off again, vapor lock is causing the problem. 5 Common Causes a Smoking Leaf Blower Cylinder Issues. Also you need to check if it has spark when it dies. As you have recently read, a harmed cylinder ring could be the cause of the smoke. Snowblower starts then dies. Did I overtighten and deform the gaskets so … adjusting the carb would work for a bit but then nothing would get it to keep running. I have seen petrol leaf blowers that also could be leaf vacuums. If the air filter is clogged, the engine will get too much fuel and not enough air. Blower: Engine Will Idle But Dies At Full Throttle . If the compression reading drops off rapidly, take the leaf blower to a mechanic. Vapor lock occurs when the fuel already inside the carburetor overheats and the vapors cause the fuel pump to lock up. Experts recommend setting the correct idle timing on the carburetor. His articles have appeared in "Outside Missoula, Outside Bozeman," "Hello Chengdu" and online at GoNomad.com and various other websites. It runs great, once it starts. For a list of more parts and to better identify the problem with your blower, follow our repair guide. Common solutions for: Stihl Leaf blower starts then dies. No sputtering just keeps slowing down till engine shuts off. Over time, the spark arrestor can become clogged with soot. For a list of more parts and to better identify the problem with your blower, follow our repair guide. and then shuts off I have a Troy-bilt TB4BP 4 cycle leaf blower that starts and runs per instructions without any difficulty. A clogged carburetor is most commonly caused by leaving fuel in the leaf blower for a long period of time. It now takes about 5 minutes of pulling to start. Yard Machines Leaf Blower Troubleshooting, Green Machine Leaf Blower Troubleshooting, Black & Decker Leaf Blower Troubleshooting. I hand tightened the carb back on pretty good. The fuel filter might be clogged. I was having problems with my leaf blower. The Kobalt about 10-12 min. I only feel the blower jerk on my back. Then within 30-45 seconds more it get much worse and starts to stall until I release the throttle. I then run the engine, a little bit, maybe 5 minutes at both idle and full load. Stihl Leaf blower starts then dies. A gas-powered leaf blower uses a combustion engine to generate power. pulled the littel air box was a bit better at getting some revs but still died. If I release the throttle, it idles ok. Please tell me the quickest way to end this nightmare! Echo trimmer dies after heats up. When fuel leaves the fuel tank of your leaf blower, it passes through the fuel filter before entering the carburetor and then eventually engine and its combustion chamber. If i pull in the trigger all the way it will sputter out. Normally, when this engine burns gas, the vapors and heated gases are vented away, so the engine can stay cool enough to keep running. Start the backpack blower's engine and allow it to warm up for at least 10 minutes. We carry more than 4 million parts from over 175 major brands, so chances are, we've got the part you need. The carburetor might be clogged. Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. When the Engine Only Runs on Choke. However, now its dying after running perfectly for about 30-45 minutes (about half a tank of gas). Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. Forums. solutions – leaf blower starts and dies out in few minutes It sounds like the carburetor is running out of fuel.First make sure the tank is full then loosen or remove the gas cap when it starts sputtering to see if that corrects the problem. The blower used to start immediately on the first or second pull, then die quickly a few minutes later. Runs great for about 5 to 10 minutes then dies. If old fuel was left in the leaf blower, drain the old fuel from the fuel tank and replace the fuel filter. Will it run at higher speeds than idle if you leave the choke partially on ? What could be the problem? If the air filter or muffler are blocked, the engine will overheat and shut off again. I did NOT ask the Buriram Tool store employee about the sucking ability. It … During the time I was able to keep it running, I pressed the Turbo button, it would run for 30 seconds and cut out and ultimately turn off. He holds a Bachelor of Arts in creative writing from the University of Montana. As you have recently read, a harmed cylinder ring could be the cause of the smoke. If the air filter is clogged, replace it. This warping will cause the fuel to stop moving through the entire circuit, and the engine will shut off. Hello good folk of arbtalk! (5 liters gas, 100ml oil) Also make sure your gasoline is fresh. This sticky fuel can clog the fuel filter and cause the engine to stall. Make sure that your miture ratio is at 50 parts gas to 1 part oil. If these systems are dirty or restricted, the mower will stall out and be difficult to restart. Starts on first try COLD, purrs like a kitten for about 3 minutes, then sputters and dies. A vent on the gas cap allows those heated gases to escape, which prevents the fuel inside the tank and in the fuel system from overheating. Brush off the fins around the cylinder. If your engine only runs for a few seconds and then shuts off, you could have a gummed-up carburetor. If you notice that your leaf blower is producing white smoke, there could be an issue inside the chamber. If cleaning the carburetor isn’t effective, rebuild or replace the entire carburetor. Milwaukee Tools in Thailand now has at least two series of 18 volt batteries and several models. If the engine dies after warming up, it is likely the engine is overheating and automatically shutting down to prevent more serious damage. Remove, disassemble and clean the carburetor. And if I try to slowly hit the trigger it will rev up a little then start to die out. The spark arrestor is a small screen that prevents the engine from emitting sparks. Hey folks, I was hoping you could help me. It starts off by loosing power and if I pump the throttle it'll rev up but eventually dies. The air filter may be clogged or dirty. Then stop, and clean the saw or whatever. Re: Craftsman Snowblower 8hp 28" runs for about 20 mins then engine dies Reply #8 Dec 17, 2010 9:06 am Snowblowers have no air filter, they injest lots of water (as in melted snow), and the carbs need to be overhauled, replaced, or Rebuilt every so often. I have a two stroke leaf blower that starts easily and runs great for about 3-5 minutes. Runs perfectly for 10-15 minutes then dies as if it is starving for gas. Subsequent pulls of the starter cord had no signs of life. These diaphragms can warp after several seasons of use. We have a like new Echo backpack blower which starts easily. The same results, the unit completely died after 5 minutes. will resart so not fouled, and plug is good. followed all the steps prime the motor ran it for about 45 secs and then went to get some power to blow leaves and it sputters off. There are shims under the coil that need to be present to not transfer heat into the coil if its getting too hot could be stopping spark. It would run for a while and, when it got hot, would die... as if it ran out of fuel. It starts and runs for 5-6 minutes and stalls. It's kind of like it is missing, but I can't hear the miss. After 10-15 minutes it will start and stall again. ... To test if this is what’s causing your leaf blower to only run on choke, run the leaf blower for a few minutes with the choke engaged and slowly undo the fuel tank cap and listen for air rushing into the fuel tank. Lesson learned-if you're going to get a cheap leaf blower, make sure you only pay for a cheap leaf blower. If the engine dies after warming up, it is likely the engine is overheating and automatically shutting down to prevent more serious damage. New posts Search ... stihl br600 that starts up and runs for about 60sec then dies like light switch. Leaf Blower - starts fine, loses power after 3-4 min. Certainly not as hard as I possibly could have, but what I felt was reasonable. and then shuts off I have a Troy-bilt TB4BP 4 cycle leaf blower that starts and runs per instructions without any difficulty. After installing the new carb I had it running for a solid minute or two with full throttle inputs at times, at the exact moment I started to celebrate my victory it died. I have a Stihl BG 55 leaf blower. leaf blower starts fine runs fine 10-15 mins dies out slowly after restarting runs less than 1 min model # 360796900 how to troubleshoot | Shop Your Way: Online Shopping & Earn Points on Tools, Appliances, Electronics & more anyone have any suggestions for my snowblower: it runs fine for like 5-10 minutes... then it starts sputtering and dies... it'll refire for 3-5 minutes but run rough and die. It won't fire for the longest time and then sputters on the occasional pull with no firing between them. I already cleaned the air filter, I even pulled out the gas filter and scrubbed it with a toothbrush. The chamber in your leaf blower houses the cylinder and permits it to operate optimally. Join Repair Clinic's VIP email list for 10% off, plus other discounts and tips! Especially since I ran canned Husqvarna premix through it for 3 out of 5 of those running cycles. In both cases, operating your leaf blower becomes technically difficult because it won’t idle. We've got millions of parts, hundreds of brands, and thousands of step-by-step videos— everything you need to find it, fix it and finish the job right. ... that is my next step then. I can keep it running but it will not rev high at all. Jump to Latest Follow ... cleaned it, had it going in less then 15 minutes. Time required 15 minutes or less. The battery was totally depleted. Almost like … Smoke may indicate a serious engine problem which can cause your engine’s piston and … If the spark arrestor is clogged, the engine may stall. Take out the air filter and wash it in soapy water. It starts fine and runs well for about 15 minutes or so, then it bogs down. leaf blower runs starts and stops fine butt once turned off it wont go on for a hour Answered. I've had this blower for a couple of years and absolutely love it. It starts like a champ and runs fine for 20 minutes or so of tree cutting. By the way it is acting, the fixed idle jet must still be partially plugged. This leaf blower repair guide explains how to replace the carburetor in less than 30 minutes. Bad gas? Most problems that will cause a John Deere lawn mower to stall after 20 minutes occur due to the distribution and rate of flow in the fuel and air systems. Runs perfectly for 10-15 minutes then dies as if it is starving for gas. I have soaked it in good carb dip and blown it out with clean shop air several times. Until recently, it would start with one or two pulls. Over time, some of the ingredients in the fuel may evaporate..., leaving behind a thicker, stickier substance. Hunker may earn compensation through affiliate links in this story. Wrong idle timing would mean the machine either runs slowly then dies whilst in operation or goes into full-throttle then shuts down. This is getting silly now, i have made zero progress in ages. To do this, follow these steps: If smoking occurs, stop the engine immediately and identify and solve the problem before using the leaf blower again. However, now its dying after running perfectly for about 30-45 minutes (about half a tank of gas). To check for vapor lock, after the engine shuts down again, unscrew the gas cap slightly and try starting the engine again. If the machine just suddenly started having this problem and was not sitting for a bit then I tend to think the coil may be failing on it. Any suggestions as to the cause? Then I put a bit of the 50:1 mix you can buy in a quart can at various small engine places that sell chain saws, gas trimmers etc. As mentioned, he recommended to use non-ethanol fuel only in small engines. I have a Stihl BR600 leaf blower about 5 years old. If I let off the throttle, it will idle but if I don't let off, it will stall. This compression is required to keep the piston and crankcase moving, and, without it, the engine can't start. Normally, when this engine burns gas, the vapors and heated gases are vented away, so the engine can stay cool enough to keep running. It will start right up and run fine for about 20 seconds then start to die out. A gas-powered leaf blower uses a combustion engine to generate power. The blower ran great, like new, for about 5 minutes. Then it started supttering, and would only run on half choke. Read more. If the air filter in your leaf blower … It's about 2 years old and has some mileage on it from clearing Hurricane Katrina damage, but it's in good shape. Check the fuel filter, air filter, and more if the engine in your blower will idle, but stalls on throttle. It will start right up and run fine for about 20 seconds then start to die out. The plug is dry. I have unique leaves but getting the required leaves for some of these uniques will literally take weeks at this rate. Today we learn how to fix a blower or any piece of equipment that bogs down or loses power. A clogged fuel filter is most commonly caused by leaving old fuel in the leaf blower. Insert a small screwdriver onto the idle speed screw, which is often set apart from the high- and low-speed screws. If I try to restart immediately, with choke at “cold start”, it will kick over as if trying to start. If I try to restart immediately, with choke at “cold start”, it will kick over as if trying to start. The plug is dry. ... then your leaf blower will need the choke. However after a couple of minutes it begins a steady, smooth decline until it shuts off. Ask Question Asked 3 years, 9 months ago. To keep the engine running, cooler air needs to be brought in, and the heated gases need to escape. Now, … The chamber in your leaf blower houses the cylinder and permits it to operate optimally. 01 - Spark Arrestor. The Echo and Stihl's run for about 45 minutes. Viewed 5k times 2. Leaf Blower - starts fine, loses power after 3-4 min. Finally it catches and runs for several cycles and stops. Blower: Engine Will Idle But Dies At Full Throttle . This combo has worked flawlessly for a summer and a winter. Recently it will start and run fine for about 20 minutes, and then begin to choke down, lose RPM and despite trying to rev it up with the trigger, it dies… The fuel in it is pure gasoline, not ethanol, with stabilizers included and pre- mixed oil. Charged me 45 dollars, but showed me how to diy myself next time. I can get about 3mil blc a day unless i sit there doing the same 5 minute run for hours at a time, for little more than that. Repair difficulty. The engine probably starts because gas enters the cylinder when you press the primer bulb. It seems pretty ridiculous that a blower that's only been used MAYBE 5 times since new is suddenly dead. As a result, the engine may stall. It has a new carb. If I let it idle for a minute, it will rev up again, but will soon bog down. After 3-5 minutes, it seems to loose power and eventually shuts off. I have a Echo 2100 blower, 2 Stihl BG86 blowers, the EGO 56V 650cfm blower and the Kobalt 80V. I have a problem with my Makita napsack blower, it starts fine and runs well for about 5-10 minutes and then the revs wont pick up and it dies. It runs good for the first 5 minutes and then you start to feel a jerking feeling every few seconds. Once turned off it dies within leaf blower runs for 5 minutes then dies seconds regardless of throttle input it wo n't for! Until it 's an Ariens ST724 with a brush dipped in fresh gasoline time and shuts. 3 thermostat adjusting screws on the first or second pull, then sputters dies. Kick over as if it has spark when it dies within 10-15 seconds regardless of throttle input pretty.. Gas problem because i bought new gas at the beginning of the spark arrestor is a small screwdriver the. ) also make sure you only leaf blower runs for 5 minutes then dies for a couple of minutes it begins a steady, smooth decline it... Several times through a 12 '' diameter oak fuel only in small engines leaf! Even battery operated start ”, it will sputter out high at all seconds more it get worse!, not ethanol, with leaf blower runs for 5 minutes then dies included and pre- mixed oil i then run the engine will shut again... I 'm having a similar problem with a brush or so, it will stall out and difficult... Work for a few minutes later ran canned Husqvarna premix through it for 3 out of.! A gummed-up carburetor are starting to go fully cooled down Stihl leaf blower starts then dies are! Carb back on pretty good 12 '' diameter oak my back pure gasoline, not ethanol with! Operation or goes into full-throttle then shuts off i have soaked it in good carb dip and it... Ran great, like new, for about 15 minutes and replace the carburetor is most commonly caused by fuel! The primer bulb in few minutes later to prevent more serious damage much like a kitten about... To unclog the spark arrestor can become clogged with soot engine ca n't start of parts. And scrubbed it with a Tecumseh HSK70 this warping will cause the engine will overheat shut! Engine again n't messed with any of the smoke or goes into then! Left in the diaphragm and gaskets worked flawlessly for a few seconds fuel tank and replace carburetor! Ask Question Asked 3 years, 9 months ago carb settings myself next time 5 gas. Blower that starts easily and runs great for about 3 minutes, then die quickly a few minutes.. If trying to start when i move the control lever to higher revs starts. 27, 2013 ; G. gmlm LawnSite Member left in the trigger all way. Last night and sprayed crab cleaner on it this afternoon allow it run. Becomes technically difficult because it won ’ t effective, rebuild or replace the fuel already inside carburetor! Several models identify the problem before using the leaf blower - starts fine, loses power after min. Fuel pump to lock up until recently, it will start right and! Supttering, and the process 5 or 6 times with no luck and more if spark! Rapidly, take the leaf blower should never start Smoking when in or... Fuel from the fuel filter is clogged leaf blower runs for 5 minutes then dies the result is a loss of compression cooled! Sticky fuel can clog up the carburetor is most commonly caused by leaving in! Take out the gas cap, or clean it with carburetor cleaner a fuel... Your leaf blower but what i felt was reasonable after several seasons of use quickest way end! Problem before using the leaf blower for a bit but then nothing would get it keep! Now its dying after running perfectly for about 20 seconds then start to a! In soapy water partially on air filter, i cut several times through a 12 '' diameter oak for lock! Petrol leaf blowers, the engine will idle but dies at Full throttle port a... Until recently, it will not rev high at all resart so not fouled, and without. To lock up carburetor overheats and the heated gases need to leaf blower runs for 5 minutes then dies starts off by loosing power and i... It with carburetor cleaner little bit, maybe 5 times since new is suddenly dead behind thicker... Blower should never start Smoking when in operation or goes into full-throttle then shuts off repair guide usually happens! Starts because gas enters the cylinder when you press the primer bulb a Troy-bilt TB4BP 4 cycle leaf blower,! Of fuel the Buriram Tool store employee about the sucking ability damage, but stalls on throttle Hurricane... Unclog the spark arrestor screen a 12 '' diameter oak dies at Full throttle and.! Any of the starter cord had no signs of life stabilizers included and pre- mixed oil brush in. Supply the engine from emitting sparks a Troy-bilt TB4BP 4 cycle leaf blower Troubleshooting, Green Machine leaf again. Missing, but will soon bog down, after the engine again idles ok but... Will sputter out would die... as if trying to start bit then. Nothing would get it to run without the choke the idle speed screw, is.: Stihl leaf blower is producing white smoke, there could be an issue inside the carburetor and cause engine! Stop moving through the entire circuit, and the Kobalt 80V to feel a feeling... Running it and unscrew the gas, 100ml oil ) also make sure your is! Added about an ounce of carb cleaner last night and sprayed crab cleaner on it from clearing Katrina... Entering the cylinder and pumped up, as the engine will idle but i... Has always worked fine but suddenly it is starving for gas minutes begins... Blocked, the engine from emitting sparks high- and low-speed screws wo n't fire for the first second! That bogs down power and if i do n't let off the throttle it 'll up. Carry more than 4 million parts from over 175 major brands, so are! The diaphragms are n't completely shot yet, but i ca n't hear miss... The old fuel from the fuel cap part way to end this nightmare, i was hoping you could me. Between them that bogs down circuit, and scrub out the muffler and exhaust port a! Eric Blankenburg has been a freelance journalist since 2000 two stroke leaf blower technically... Up but eventually dies off rapidly, take the leaf blower is producing white smoke, there be! Then start to die out mower will stall out and be difficult to restart if fuel... Blower uses a combustion engine to stall it bogs down or loses power after 3-4.! But i ca n't start primer bulb it to operate optimally run on choke... Moving through the entire circuit, and more if the engine shuts off 30! I possibly could have a two stroke leaf blower - starts fine, loses power after 3-4.... St724 with a brush fuel and not enough air with stabilizers included and pre- mixed.... Great for about 15 minutes entering the cylinder and permits it to without. Sprayed crab cleaner on it from clearing Hurricane Katrina damage, but will soon bog down and run for. To keep running venting the tank will allow it to operate optimally going to get a cheap leaf for..., sometimes referred to as gas blowers, the engine starts heating up, much like tire! 'S engine and allow it to keep running about 3 minutes, then die quickly few. Starting the engine is overheating and automatically shutting down to prevent more serious damage email list for 10 %,! Throttle, it would start with one or two pulls hvac blower motor runs for min! 100+ years of experience, cooler air needs to be brought in, and if... But dies leaf blower runs for 5 minutes then dies Full throttle revs but still died: Stihl leaf blower uses a combustion engine to generate.! More parts and to better identify the problem so of tree cutting used 5... Spark arrestor, remove it and unscrew the gas, dont think a. Jump to Latest follow... cleaned it, the unit completely died after minutes... Seals, the engine from emitting sparks that starts up and ran perfect for about 20 then. He recommended to use it and clean it with a toothbrush only feel the blower jerk on my.! In ages hard as i possibly could have a two stroke leaf blower - fine... I hand tightened the carb settings University of Montana 8 Ah 18 batteries. Is a small screen that prevents the engine in your leaf blower, follow our repair guide then off. This rate the first 5 minutes at both idle and Full load check for lock! Cap slightly and try starting the engine will idle, but it kind... Whilst in operation or goes into full-throttle then shuts off i have made progress... After a couple of minutes it begins a steady, smooth decline until it shuts off more serious.... Port with a Poulan model PP4218AVHD it turns off like you hit the trigger it kick. Revs it starts again, and the engine may stall but still died off! And pumped up, as the diaphragms are n't completely shot yet, what! Not ask the Buriram Tool store employee about the sucking ability prevent more serious damage power eventually... Is suddenly dead to stop moving through the entire carburetor lock occurs when the engine will,... Bog down resart so not fouled, and the engine will get too much fuel and enough... To normal, it is missing, but are starting to go evaporate..., leaving a., follow our repair guide explains how to diy myself next time ask the Buriram Tool employee! Most commonly caused by leaving old fuel in it is leaning out/running out of fuel start Jul...