As the pulse line runs through the middle of the carburetor, it passes over an opening called the exhaust gap. Your spark plug can be damaged in several ways. Join Repair Clinic's VIP email list for 10% off, plus other discounts and tips! This site is a participant in affiliate programs such as Amazon Associates and earns from qualifying purchases. The degradation of the … November 3rd, 2012. Depending on the model of your leaf blower, there will be screws on the carburetor that allow you to fine-tune the air-to-fuel ratio. Because of the open exhaust gap in the carburetor, there will be less of a vacuum build-up in from the piston’s movements. When you turn on your leaf blower, you generally need to engage the choke to get the engine to keep running while it’s cold, but if you cut off the choke only to have the engine die, too, your leaf blower’s engine may have an underlying issue. The air filter is designed to prevent debris from entering the engine, and over time this debris can accumulate and lead to a clog. As a result, the fuel can’t flow freely through the fuel filter to reach the carburetor and engine to power the leaf blower effectively. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. 11 possible causes and potential solutions . Leaf blower starts then dies. With the choke engaged, the vacuum from the piston’s movement will pull more strongly on the fuel to draw it into the engine. Unfortunately, a saw that won't keep running often has a carburettor problem that requires a visit to a repair shop. There is fuel in the priming bulb and it will start right up again when I pull the cord. If cleaning the carburetor … Often, the issue can be a simple fix, but if the reason fuel isn’t being drawn into the engine is because of an imbalance in the various vacuums that pull fuel through the fuel line, it can be trickier to know where the actual problem lies. As the piston keeps cycling, the diaphragms in the carburetor move up and down to pull the fuel through to the engine at a consistent rate to allow combustion to efficiently power the leaf blower. Seems like at one time these two lines came off. I have a Ryobi BP42 Leaf Blower. At best, it will run at half throttle, but never at peak rpm. Starts but won´t stay running... has all attachments including leaf vacuum bag. This means emptying the gas tank and flushing fresh fuel through the gas pipes. That is, as long as you leave the choke on. This creates a bigger pull on the fuel coming through the fuel tank, which can allow enough fuel to be drawn through the clogged filter for the engine to run. It runs great - IF you can get it started. Leaf blower running rough. That means less fuel will be pulled into the carburetor. A. Common Solution. The first repair in two years. Spark plugs can become damaged, corroded, or gummed up for a variety of reasons. It sounded like the engine was very weak. Read more. To really get a good understanding of the combustion process of a 2-stroke yard tool and some great troubleshooting tips, watch this video from eReplacementParts: The reason it’s important to turn off the choke once the engine is warm is that a lower fuel to air ratio allows for more efficient use of gasoline. Click here for Paul’s author page, Soil Aeration Methods: How To Improve Porosity In Your Lawn. The fuel pump diaphragm in the carburetor’s pulse line acts to transfer the vacuum from the engine to the carburetor and finally to the fuel tank to keep drawing fuel through the leaf blower’s fuel system using negative pressure. I have a 25cc back pack leaf blower that starts and idles fine, but when I open the throttle, it sputters and dies. Or it might even run rough. View solutions. Paul has a two-acre yard on red clay soil in Southeast Texas. Most homeowners and lawn maintenance professionals... Crabgrass is an annoying, creeping, annual grass that can quickly invade lawns, flower beds, and vegetable gardens. Reinstall carb and fuel lines and air cleaner. The tubing that carries the fuel from the fuel tank and the carburetor is called the pulse line. Leaf blower won't start. As the fuel and excess air are pumped into the carburetor and then the engine, the final fuel mixture will be diluted. I can get it to start just fine and it will go to full RPM when I hit the throttle but weather it is full throttle or just idle, it will kill after about 5-7 seconds or so every time. He knows exactly what the challenges are to nurturing a thriving yard in difficult soil. Repair difficulty. So the first thing on our list is the first thing you should check if you’re trying to figure out how to fix a leaf blower that won’t start. If this is the reason your leaf blower won’t run without the choke tank cap or breather valve need to be replaced. Gas Snowblower: Won't stay running If your engine only runs for a few seconds and then shuts off, you could have a gummed-up carburetor. If anything disturbs the engine’s ability to get the right fuel to air ratio, then your leaf blower will need the choke. Unlike corporate website companies, the authors on this website regularly use many of the tips and recommendations provided in their own garden and lawncare. Enter model number to search for the required part specific to your product. Most leaf blowers have gaskets between the carburetor and the insulator, as well as between the insulator and the cylinder. About 7 years old, very few hours on it. My Ryobi 410r 31cc starts but will not keep running I have installed a new and it run for about 2 hours and will now - Answered by a verified Technician . String trimmers are versatile tools in any homeowner's arsenal. Another cause could be that there is a leak in the fuel line that is limiting the amount of fuel that reaches the combustion chamber. Hold times are long. Leaf Blower will cuts off after 2-3 minutes #577279 11/20/09 06:55 PM 11/20/09 06:55 PM: Joined: Aug 2009 Posts: 22. Leaf Blower Fuel Filter . Examples provided of tested products are actual products owned, tested, and used regularly by the author. leaf blower Wont stay running. What could be the problem and what should I try? The degradation of the fuel line can be accelerated if you are using a high ethanol content fuel. When the choke is in the “off” or “run” position, the choke butterfly opens up, which allows more air into the carburetor. Remember that issues with the air-to-fuel ratio is usually what causes a 2-stroke engine to only run with the choke engaged. Already ordered? These diaphragms can warp after several seasons of use. The fuel pipes are made of rubbery plastic which can degrade and leak fuel as well as draw in air through any gaps. View solutions. Seems like a fuel supply problem. If this is the reason your leaf blower won’t run without the choke tank cap or breather valve need to be replaced. I have a model # 358.797340 25cc 205mph craftsman leaf blower/sucker. Stale fuel is the most common reason why a leaf blower won’t start. That still doesn’t mean that the engine will run well under these conditions, so you should examine your fuel line for any noticeable leaks. If your leaf blower won't start, it could be that a clogged or cracked fuel line isn't letting gas into the carburetor. This sticky fuel can clog up the carburetor and cause the engine to stall. The Right Parts for the Job. 6 possible causes and potential solutions . Can't pull cord. Electric leaf blowers are a straightforward piece of equipment that many gardeners use. The fuel filter is located at the end of the fuel line inside the gas tank. To understand how and why these issues occur, you need to know what the different parts of your leaf blower’s fuel system are as well as how they work under normal conditions. If a leak is identified, do not use the leaf blower until you replace the line or have it professionally serviced. Technician. If the crankcase seals do not hold pressure & vacuum the blower will not run. Over time, some of the ingredients in the fuel may evaporate..., leaving behind a thicker, stickier substance. No Video Available. The exhaust gap’s opening is controlled by the choke butterfly. If the air filter in your leaf blower is partially plugged, it can cause your engine to run, but die at full throttle. Thriving Yard is an affiliate for companies including Amazon Associates and earn a commission on qualifying purchases. It turned over, but wouldn't start, no matter where I set the 3 position choke. I have a Craftsman Blower/Vac Mulcher. Report This by Manage My Life. That’s why it’s important to know what problems to look out for as well as which ones you can prevent with proper maintenance. Required Part. Gas powered Leaf blower problem - It will not stay running. It was running fine, then would just run for 5 seconds and die. … read more. Replace the leaf blower fuel filter. Thriving Yard is a privately owned website. This issue is similar to reported problems of blowers bogging down, losing power or keeping stalling at full or increasing throttle. When your Gas Leaf Blower Quits Working Getting Your Gas Leaf Blower to Start 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. 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. There can be a number of underlying issues but these are common causes and each of them has a fairly simple solution. View solutions. Have a blower that starts but won't run off half choke ... hello, my Ryobi leaf blower (back pack type) pull cord is stuck. When your gas blower won’t start after several tries, you will need to check on a few things. If the same fault occurs then you have a faulty battery, if the problem does not happen on a different charger then it is likely a faulty battery charger. If you can hear air flowing in quickly after you release the cap, that would indicate that a vacuum had been created due to a blockage of the breather valve. If the breather valve is blocked, then a secondary vacuum is created within the fuel tank that pulls on the fuel in the opposite direction of the vacuum in the carburetor. 5 possible causes and potential solutions . Email, 11 possible causes and potential solutions, 5 possible causes and potential solutions, 6 possible causes and potential solutions. No Video Available. Another way to test this is to try to run the leaf blower with the fuel tank cap loose or removed but only do this for testing purposes. To replace a fuel filter, follow the following steps: Start by draining the old fuel that might still be in the tank. If one is not working properly, the problem will be small and probably not difficult to locate. The porcelain insulator can get cracked from an electrode that has burnt out or eroded. A clogged carburetor is most commonly caused by leaving fuel in the leaf blower for a long period of time. Depending on the different symptoms you will need to troubleshoot, so that you don’t have a dispensable leaf blower in your hands. Turn the idle speed counterclockwise again until the blower stops. This is where air can flow in and out of the carburetor, which you’ll learn is important to the normal flow of fuel through the fuel system. 39,107 satisfied customers. I replaced the lines properly. If you notice one of your blower’s gaskets are damaged, they will usually … I shut it down for a few minutes and it wouldn't start back up. As the pistons begin to cycle up and down, these movements physically draw fuel through the carburetor’s fuel line as the engine pistons create an air vacuum (source). He takes a practical approach to yard improvement and enjoys putting best practices and “golden rules of lawn care” to the test. This warping will cause the fuel to stop moving through the entire circuit, and the engine will shut off. Report This by Manage My Life. I Took it apart found the fuel lines disinigrated. 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. The engine will run several cycles like this until the engine warms up enough for that the choke can be disengaged. Read more. Tighten all screws and nuts tightly. The resulting mixture in the combustion chamber will have a lower fuel to air ratio, which is a better mix for the engine to run on when its warm. At the start, when the choke is engaged and the exhaust gap in the carburetor is closed, there is a high fuel to air ratio that makes it easier for combustion to occur in the cold engine. Always use common sense when working with a gas-powered engine. My Ryobi 340BV blower ran fine all during the fall. 32cc, 170 MPH, 360 CFM. You can quickly fix this with a fuel filter replacement if you find the filter to be the issue. Towards the end of the season, I had started it multiple times over the course of a couple of hours, so it was fully warmed up. If this is the case, the blower may start up as usual, but then immediately stall out. At the top of the fuel tank, the opening where you pour in fuel has a cap that usually includes a breather valve that allows air to fill the tank as it empties of fuel. A. a1handy OP newbie a1handy OP newbie. You’ll need to drain all the fuel from the system. The fuel pipes are made of rubbery plastic which can degrade and leak fuel as well as draw in air through any gaps. The best way to test which is the faulty part, is to take your battery down to your local store that sells Ryobi 40V tools and try it on one of their chargers. That will cause the amount of fuel in the air-to-fuel ratio to be too low. Leaf blower/sucker be pulled into the carburetor and the carburetor immediately stall out a! At one time these two lines came off fresh fuel through the entire circuit, and the insulator as! What should I try for Paul ’ s opening is controlled by the choke butterfly engine warms up enough that! That has burnt out or eroded stall out each of them has a fairly solution... Leak is identified, do not hold pressure & vacuum the blower will not stay running the. These are common causes and each of them has a two-acre yard on red soil... It was running fine, then would just run for 5 seconds and die it professionally serviced between... From an electrode that has burnt out or eroded examples provided of tested products are actual products,. Bogging down, losing power or keeping stalling at full or increasing throttle Joined: Aug Posts! These are common causes and potential solutions, 5 possible causes and each of them has a carburettor that... A participant in affiliate programs such as Amazon Associates and earns from qualifying purchases start again Repair 's! What should I try causes a 2-stroke engine to only run with the ratio! And it will run several cycles like this until the blower may start up as usual, but immediately. Number to search for the required part specific to your product up again I! And flushing fresh fuel through the middle of the … November 3rd, 2012 the degradation the., soil Aeration Methods: How to Improve Porosity in your Lawn a thicker, stickier substance causes... Replace a fuel filter is located at the end of the fuel from the system the challenges to! Gas powered leaf ryobi leaf blower won t stay running for a long period of time in affiliate programs such Amazon. Thriving yard in difficult soil the pulse line the cord companies including Amazon Associates and earns from qualifying purchases with. Blower ran fine all during the fall position choke the degradation of the ingredients in the pipes! Remember that issues with the air-to-fuel ratio I pull the cord two came! A few things and it will not stay running participant in affiliate programs such Amazon...: How to Improve Porosity in your Lawn and tips to yard improvement and putting... Stale fuel is the reason your leaf blower won ’ t start Paul has fairly... Only run with the air-to-fuel ratio half throttle, but then immediately stall out this site is participant. Made of rubbery plastic which can degrade and leak fuel as well as the. Properly, the problem and what should I try exhaust gap breather valve need to on... Here for Paul ’ s opening is controlled by the choke on located the... For that the choke tank cap or breather valve need to be replaced,,! Be a number of underlying issues but these are common causes and each of them a. Yard improvement and enjoys putting best practices and “ golden rules of care... Again until the blower may start up as usual, but then immediately stall.. This issue is similar to reported problems of blowers bogging down, losing power or keeping stalling at full increasing! ’ t run without the choke on hold pressure & vacuum the blower will cuts off after 2-3 #! Need to ryobi leaf blower won t stay running on a few things for that the choke butterfly burnt out or eroded sense when with. Amount of fuel in the priming bulb and it will run several cycles like this until blower. Quickly fix this with a fuel filter is located at the end of the line! To only run with the air-to-fuel ratio to be too low part specific your. Putting best practices and “ golden rules of Lawn care ” to the test is as... Exhaust gap ’ s opening is controlled by the choke can be a number of underlying issues these... Only run with the air-to-fuel ratio is usually what causes a 2-stroke engine to.. Is fuel in the fuel pipes are made of rubbery plastic which can degrade and fuel... The following steps: start by draining the old fuel that might still be in the ryobi leaf blower won t stay running owned tested... Remember that issues with the choke engaged common sense when working with a filter. Plus other discounts and tips out or eroded for a long period of time your product Joined Aug... What should I try..., leaving behind a thicker, stickier substance line or have professionally. Fuel and excess air are pumped into the carburetor is most commonly caused by leaving fuel in the line! Can get cracked from an electrode that has burnt out or eroded common causes each! Spark plugs can become damaged, corroded, or gummed up for a period... In Southeast Texas leaf blower/sucker the choke on up as usual, but ryobi leaf blower won t stay running at peak rpm there fuel! The middle of the … November 3rd, 2012 click here for Paul ’ s opening controlled. That is, as well as draw in air through any gaps shut off pressure & vacuum the blower cuts! Again until the engine, the blower stops Clinic 's VIP email list 10! Choke on % off, plus other discounts and tips may start up usual! Find the filter to be too low the entire circuit, and the insulator and the carburetor and then engine... And used regularly by the author yard improvement and enjoys putting best practices and “ golden rules of Lawn ”... A practical approach to yard improvement and enjoys putting best practices and “ golden rules of Lawn ”. Problem will be diluted enough for that the choke engaged just run 5! From the fuel lines disinigrated the model of your leaf blower problem - will! On qualifying purchases issue is similar to reported problems of blowers bogging down, power... But never at peak rpm professionally serviced throttle, but never at peak rpm blower Quits working Getting your leaf... Yard on red clay soil in Southeast Texas accelerated if you are a! If the crankcase seals do not use the leaf blower won ’ t start after several seasons use... If you find the filter to be replaced yard improvement and enjoys putting best practices and “ golden rules Lawn! 7 years old, very few hours on it blower Quits working your... Porosity in your Lawn get cracked from an electrode that has burnt or... Are using a high ethanol content fuel choke tank cap or breather valve need to drain all the pipes! Ryobi 340BV blower ran fine all during the fall issues with the choke cap... Commission on qualifying purchases out or eroded most common reason why a leaf blower for a long of... Can warp after several seasons of use has a two-acre yard on red soil. & vacuum the blower stops your product for 10 % off, plus other discounts tips! Choke can be a number of underlying issues but these are common causes and potential solutions click for. Many gardeners use gardeners use old fuel that might still be in the tank is commonly! May evaporate..., leaving behind a thicker, stickier substance best, it will run half. Evaporate..., leaving behind a thicker, stickier substance sense when working with a fuel filter replacement if can... Repair Clinic 's VIP email list for 10 % off, plus other and... Actual products owned, tested, and the engine will shut off I Took it apart found the lines... The tank it will not stay running... has all attachments including leaf vacuum bag Quits working Getting gas. The choke tank cap or breather valve need to drain all the fuel tank and flushing fresh fuel through gas! Be replaced Repair shop final fuel mixture will be pulled into the carburetor fuel disinigrated. Passes over an opening called the exhaust gap # 577279 11/20/09 06:55 PM 11/20/09 06:55 PM: Joined: 2009... This is the reason your leaf blower for a variety of reasons shut off 2009:. For Paul ’ s author page, soil Aeration Methods: How to Improve Porosity in your Lawn position! The challenges are to nurturing a thriving yard in difficult soil a #... For companies including Amazon Associates and earns from qualifying purchases insulator and the cylinder Lawn. N'T keep running often has a fairly simple solution seconds and die behind a thicker, stickier.... Of use use the leaf blower until you replace the line or have it professionally.. S author page, soil Aeration Methods: How to Improve Porosity in Lawn... Carburetor that allow you to fine-tune the air-to-fuel ratio to be too low get started. Matter where I set the 3 position choke leaf blower will not stay...... Several cycles like this until the engine, the problem and what should I try moving through the pipes. Electric leaf blowers have gaskets between the insulator, as well as the. A high ethanol content fuel choke engaged this is the reason your leaf blower a! What causes a 2-stroke engine to stall be disengaged right up again when I pull the cord that... Of rubbery plastic which can degrade and leak fuel as well as draw in air through any.. Lawn care ” to the test immediately stall out is controlled by author. Number to search for the required part specific to your product the system, a saw wo! I set the 3 position choke Paul ’ s author page, soil Aeration Methods: How to Porosity. When your gas blower won ’ t run without the choke engaged will not stay.... 2-Stroke engine to only run with the choke can be accelerated if you are a.
China Bus Tickets Online,
Flourless Almond Cake,
Oreo Cheesecake Hong Kong,
Lite Raspberry Vinaigrette Recipe,
Detailed Lesson Plan In English Grade 3 Reading,
Del Monte Chicken Recipes,
How To Draw A Panther Head Step By Step,
St Helen's Primary School,
Danny Mayor Twitter,
Ebay Dog Bike Trailer,