And these issues can be solved if the problem is identified. If the spark plug is cracked or damaged, you will need to replace it. Additionally, if the air filter is dirty or blocked, that can also lead to a bogging issue. This blog is written by a group of Garden Tool enthusiasts. If the kit comes with welch plugs I take those out too. Follow the re-assembly instructions which are usually supplied with the carburetor kit (Assuming all the jet screws and small parts are accounted for).Alternatively, you can use professional help.Usually, after thorough cleaning of the carburetor and filters, your stalling issues should disappear.However, if the problem persists you may need to enlist the help of a professional. Poor chainsaw maintenance is one of the lead causes of bogging. Proceed with adjusting the carburetor adjustment screws to fix a chainsaw that wont start. Over 200+ free JavaScripts here! Make sure they are closed at a distance and neither touching the engine and not too far from it. I hope my epic guides will help you to choose,buy and maintain chainsaw. A Stihl chainsaw can bog down for a variety of reasons. If user's chainsaw is bogging down than this is often a sign of improper gas-to-oil ratio. It would do the same thing, die when you give it fuel, It would also idle way down when I was adjusting the carb, not from turning the screws all you had to do was just push on it a little and it would almost die. Continue with Recommended Cookies. You can clean clogged or dirty carburetors with carburetor-specific cleaning solutions that you can purchase at your local chainsaw dealer or auto parts store. For instance: It is impossible not to lose power when the firewood chainsaw is being used constantly. Carb. The manual should give you the proper gas-to-oil ratio for your particular chainsaw. This can also be caused by bad fuel. Random Image Link Script- By JavaScript Kit(http://www.javascriptkit.com) If the idle screw is too loose, the mixture will be too rich, and the chainsaw will not run at all, even at idling. When I remove the cover (13), I find the upper surface of the filter (2) heavily contaminated (this is an aftermarket eBay filter, perhaps it is not sealing properly? If your chainsaw bogs down after pulling the throttle, the air/fuel delivery system needs to be examined. So, lesser air is supplied to the carburetor and the saw bogs down. Oct 29, 2011. If the drive belt is worn or broken, replace it with a new one as soon as possible. 0 Members and 1 Guest are viewing this topic. As a result, the engine runs at too high or too low RPMs. Why doesmy Chainsaw Startand then Stop. When the saw bogs down during cutting, it's usually the high-speed screw you need to adjust. var myimages=new Array() document.write('') All internal or external factors that reduce the supply of combustible air causes bogging down. First, be sure to read your chainsaws manual to determine whether you need specialized tools to disassemble the carburetor. Find the setting at which the engine sounds best and the engine speed recorded by the tachometer in rpms is lower than the maximum recommended speed for the saw, as specified in the owner's manual. These deposits affect the engines operation and may cause your chainsaw not to start. How to Prevent Your Chainsaw from Bogging Down, How Much Compression Should a Chainsaw Have, How to Replace Fuel Lines on a Poulan Chainsaw, How To Reset Echo 58-Volt Battery Charger, Chainsaw Too Much Compression: Causes & Solution. Why does my Chainsaw Bog down when I Pull the Trigger? If binding/catching occurs, or if the motor does not return to an idle state, your chainsaw needs to make a visit to a service provider before being used again. The remedy is to close the screw, but closing it too far is dangerous for the engine. When you depress the trigger, a vent on the carburetor opens, allowing more gas to reach the mixing chamber. Consider cleaning your carburetor and air/fuel filters if the problem persists. The location of the fuel filter on a Poulan chainsaw varies depending on the model. In some circumstances, vapor locks created in the fuel tank due to insufficient venting cause engine issues. The engine boggs down under a load and when just reving the saw. A well-maintained chain-saw seldom stalls. When your saw blade starts to dull, your blade will start producing powder, rather than chips. myimages[5]="../../../images/top-banner/cookie-mizer.jpg" The inability to reach full power during a full-throttle trigger is also a sign of bogging down. Drain the fuel tank and store the gasoline in an appropriate container before bringing it out. This can usually be done by turning the adjustment screw clockwise. If you don't keep the blade oiler reservoir filled, you will have dulled blades, damaged bars, and generally poor performance. A carburetor is a part of a combustion motor that mixes air and fuel in a specific ratio for combustion. If youre finding your chainsaw to be bogging down, check the issues mentioned above to see if you can save yourself a little time and money. Tighten the idle screw with a screwdriver to fix this and see whether the engine RPMs rise. Align the screws on the carburetor. This jet is usually responsible for controlling the fuel/air mixture. The Job of the Carburetor One controls the fuel mixture when the engine is idling, one controls it when the engine is operating at low speed and one is for high-speed fuel control. Found the problem. Fuel stabilizers are a must-have for any chainsaw owner who fanciesleaving their equipment idle.They help prevent gum formation in fuel tanks. on Chainsaws, Started by rapserv This makes the engine flood and as a result, the chainsaw bogs down. A dirty carburetor is likely to cause Chainsaw Bog.In this case, the speed of the chainsaw will dwindle a great deal.Dirt in the spark arrestor or air filter can also cause the chainsaw to bog. Similarly, adjust the other screws, namely the L and H screws, until the RPMs are at an optimal level that prevents the saw from burning out. This can be quite annoying, especially when you have loads of work piled up and a mechanic isnt available. Take them out and clean them using a delicate brush. This feature is commonly found on modern chainsaws, and is designed to make adjusting the chain tension quick and easy. If there is too much gasoline in relation to the amount of oil used, this is known as a rich mixture and hence caused the chainsaw to run in an irregular manner. Finally, check the choke. To remove it you need to depress a small tab and slide the fuel line off. They include inspection of spark plugs, filters, and carburetor adjustment.Sparkplugs are a litmus test to the fuel economy of your chainsaw.A sooty plug is an indication of a rich fuel mixture resulting in frequent misfiring. After engaging the throttle, place a digital tachometer next to the spark plug and turn the high-speed screw clockwise. The engine and its associated delivery system need to be airtight to maintain adequate temperature and pressure. It bogs down it seems and stalls out when I open the throttle. It's a small screen you can simply pull out after removing the muffler cover. I took it to the shop for repair, thinking it was the carb but they told me I ran straight gas through it and seized it up. How Do You Repair a Chainsaw That Wont Start? The idling (I) screw regulates the mass flow rate of the air-fuel combination entering the engine at idle. The air filter in your chainsaw protects your chainsaw from dirt and debris by filtering it out before it can reach the engine. An incorrect mixture is also known as a rich mixture which can be caused when there is too much gas as compared to the oil. If t present cleaning your tank isnt an option. Add your pre-measured oil to the container, Add your pre-measured gasoline AFTER (not before) your oil, Seal your fuel container and swirl, not shake, to thoroughly combine the oil and gasoline, Once properly mixed, your gas and oil mixture will be evenly colored with no variegated streaks, Check your owners manual to locate your chainsaws air filter, Your chainsaws air filter should be visible at this point and can be easily removed from its housing with a screwdriver, After removing the air filter, wash it in soapy water and scrub with a soft-bristle brush until clean, Allow your air filter to dry thoroughly before replacing it in your chainsaw, Make sure that your chainsaw is off and cool (Heat isnt your friend here! if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[320,50],'remodelormove_com-box-3','ezslot_6',175,'0','0'])};__ez_fad_position('div-gpt-ad-remodelormove_com-box-3-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[320,50],'remodelormove_com-box-3','ezslot_7',175,'0','1'])};__ez_fad_position('div-gpt-ad-remodelormove_com-box-3-0_1');.box-3-multi-175{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:7px!important;margin-left:auto!important;margin-right:auto!important;margin-top:7px!important;max-width:100%!important;min-height:50px;padding:0;text-align:center!important}Lastly, if the air filter is dirty or clogged it will restrict the air flow and cause the saw to lose power. It requires an 8mm or 5/16" nut driver or wrench. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,600],'remodelormove_com-mobile-leaderboard-1','ezslot_24',167,'0','0'])};__ez_fad_position('div-gpt-ad-remodelormove_com-mobile-leaderboard-1-0');The T adjustment on a chainsaw is a tool-free tensioning system that makes it easier for users to adjust the tension of the chain. Then it loses power when cutting. Cleaning a carburetor on a chainsaw without removing it can be done with a few simple steps. I tried putting new gas in it and starting it up but it didn't make a difference. Just not sure what I am doing. It will start up with some work, but it idles for a couple seconds then dies most of the time, and when it doesn't die on its own, it dies when I try to give it any gas. var ry=Math.floor(Math.random()*myimages.length) How do you know what the best gas-to-oil mixture is the best for your chainsaw? At this point, the battery will reset,, Read More How To Reset Echo 58-Volt Battery ChargerContinue, Clogging of the air filter/fuel line, untidy carburetor and damaged spark plug, etc. I doubt it has more than four or five hours on it. He pledges to come up with new knowledge about chainsaws every once in a while. Read more about this in, "This is the Type of Gas to Use in a String Trimmer". You can have as many as you wish Another possible cause of a Stihl chainsaw bogging down is a broken or worn chain. Most engine problems can be solved with the previously mentioned adjusting procedure. Obviously pull the carb and exhaust when you do this. //specify random images below. If any part of that ratio is off (as previously mentioned), your chainsaw will experience a lag in performance. The saw also won't operate well at speed if the air filter or spark arrestor or carburetor are dirty. var myimages2=new Array() Home Why Is My Chainsaw Bogging Down? If your chainsaw bogs down at full throttle, the air filter and . Rotate the saw and file the remaining teeth using the same angle and motions as before. Technician. Affiliate. A chainsaw is a tool, and no tool is perfect. Empty and clean, if needed. Be sure that your oiler is adequately lubricating your bar and chain. Solution: Use the user manual to locate the air filter. Next, you should check the air filter to make sure it is clean and not blocked by dirt or debris. When a clog occurs, your engine will not get enough air to operate effectively. Run the saw in idle and make sure the idle speed is consistent, and then rev it up and listen for any unexpected changes in engine noise. The Author The dream of everyone in the lumbering field is to have a powerful and efficient chainsaw devoid of mechanical faults. Secondly, its about time we take a look at why your chainsaw suddenly stops working.The carburetor is like the vein in engines.Once it is clogged, the free flow of air and fuel will be blocked and the engine will be starved of fuel.To quell this issue, wash away the diets using the carburetor cleaner.In some scenarios, washing away or cleaning the carburetor may not be effective, hence, you should consider buying a new carburetor or repairing it.A clogged fuel tank can also cause the chainsaw to stop working.In such cases, endeavor to drain the old file from the chainsaw SNF ensure that the fuel tank is devoid of fuel. Hence, many people complain- chainsaw bogs down when I give it gas . Maintenance is the key to avoiding all that. You can follow these simple steps to remove and clean your chainsaws air filter: You should note that if your air filter continues to look dirty after cleaning and drying, it is time to fully replace the air filter with a new unit. Fill the tank with the prescribed gas-to-oil ratio. In order to properly access the carburetor and get at its internal components, youll then need to disassemble the carburetor. When the chainsaw is unable to hit full power during the full throttle, it's a good sign that your chainsaw is bogging down. Replace it if the quality has deteriorated. To unclog the spark arrestor, remove it and clean it with a wire brush. (Read 66824 times) (Read 66824 times) 0 Members and 2 Guests are viewing this topic. Unscrew the carburetor cover and expose the main jet. I will try to figure out how to get the carb off tomorrow morning. One controls the fuel mixture when the engine is idling, one controls it when the engine is operating at low speed and one is for high-speed fuel control. Thanks for the replies; I'll try out these suggestions. //specify corresponding links below There are three adjustment screws on the carburetor: low-speed (L), high-speed (H), and idling (I). If your chainsaw is bogging down when you press the throttle, it can be a sure sign of an incorrect gas-to-oil ratio. There are three adjustment screws on the carburetor: low-speed (L), high-speed (H), and idling (I). Adjust the main jet by twisting the needle in either direction. Started by ellinghamso Dirty Spark Plug Causes a String Trimmer to Run Rough. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. If your chainsaw wont stay running, there are several steps you can take to try and fix it before seeking professional help. If the compression is low, you should clean and check for any damage or wear. #1. The carburetor must be maintained, but first, check that your engines filters are thoroughly cleaned. random_imglink() Solution: Here's the solution. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'remodelormove_com-leader-2','ezslot_17',164,'0','0'])};__ez_fad_position('div-gpt-ad-remodelormove_com-leader-2-0');If the fuel lines are blocked or restricted, clean or replace them accordingly. My name is Chris Ross. Ok I think I can share the pics from this site. Knowing how to mix fuel properly is the first step to ensuring that your chainsaw will stay up and running for years to come. /* It has a new spark plug, clean air filter, n Welcome, Guest. The Basics Explained, Can a Concrete Chainsaw Cut Through Rebar? I didn't run straight gas through it and it isn't sized up so I am wanting to dig into the carb myself. This is partly due to clogged filters resulting from long working hours and less air supply to the carburetor (which will be discussed later). Remedy this by adjusting the high-speed screw. #1. Check the return/recoil spring and starter. Carburetors alone can be both the cause and the solution to a chainsaw bog down. Make sure to take out the spark plug before removing the filter. Firewood, Heating and Wood Burning Equipment, Lady on ebay selling hundreds of chainsaws. If your Stihl chain saw purrs like a cheetah when it's idling but stalls when you actually try to do some work with it, it could indicate the carburetor isn't adjusted properly. You cannot mix oil and gas directly in your chainsaws fuel tank and will need an empty, leak-proof fuel container that is just slightly larger than the volume of oil and gas being mixed. This causes your engines RPMs to increase to a set limit before decreasing. The first step is to make sure that your chainsaw has enough fuel. The first step is to make sure that your chainsaw has enough fuel. 5. The engine boggs down under a load and when just reving the saw. File every other cutting tooth with smooth, even, pushing strokes, keeping the round file at a 90-degree (right angle) to the rollers. Chris Deziel has a bachelor's degree in physics and a master's degree in humanities. L and H on your chainsaw. After this, check the air filter and carburetor for dirt and debris. Frustrating, right? Tips from a Professional. This is usually behind the air filter, but if you have trouble locating it, consult your user manual. Stihl Chainsaw Bogs Down When I Give It Gas The Job of the Carburetor Without the right amount of air and fuel in the piston cylinder, the 2-cycle engine in a Stihl chain saw runs inefficiently and the saw loses power. Additionally, it is a good idea to check the spark plug to make sure it is in good condition. As a result, the chainsaw will bog down at full throttle. After reassembling the carburetor make sure the gaskets and seals are airtight. Re: Chainsaw bogs on full . Sometimes the L adjustment is insufficient, and you must tweak your fuel delivery components, specifically the carburetor and filters. Using a screwdriver, remove the air filter cover on the back of your chainsaw. Let the chainsaw cool down if there's excessive smoke release or the chainsaw got heated up. How Much Power Do Stihl 031 AV Chain Saws Have? } To rule out any of these as a potential cause, its important to first check the air filter. 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