stihl chainsaw bogs down when i give it gas stihl chainsaw bogs down when i give it gas

5. Why does the ECHO chainsaw bog down when cutting? Weed Eater Dies When Giving Gas? Quick Steps To Troubleshoot //-->. If the spark plug is physically damaged, replace it. Dirty filters are the main problem. On the first day the crew used it, it was bogging down. Ben has a bachelors degree in construction engineering. Start by identifying the carburetor on your saw. The saw has been well used over the years (1998) and not really well looked after. However, when your chainsaw bogs down, it turns your enjoyable day in the backyard into a complete headache. I took it back to the dealer and he said he adjusted something and handed back saying it would work fine. 30:1 is recommended mostly for older models. Finally, the ignition system might need to be adjusted or repaired, and for this, you should contact a professional for assistance. Try to make the right call based on the cost and gravity of the issue. The use of stale ethanol-blended fuel, which creates sticky white deposits over time, is the most typical source of such clogs. Misaligned screws can cause bogging down, smoking in the chainsaw, and lower performance efficiency. Stihl MS 170 bogging down, no power | Arborist, Chainsaw & Tree Work Forum Check that the anti-vibration elements are not damaged, torn, or soft. Older saws have degraded lines which need replacement. It has the exact ratio requirement of gas and oil for your specific model. The consent submitted will only be used for data processing originating from this website. 3. Updated: 00/04/25 What causes a Stihl chainsaw to bog down? - remodelormove.com 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. ry=1 var myimages2=new Array() If the air filter is clean, then the spark plug should be cleaned and gap adjusted to the manufacturers specifications. Begin by draining the fuel tank and draining the existing fuel from the carburetor. Chainsaw bogging down after starting or not starting at all is a common problem for a lot of chainsaw users. Any factor that might affect supply can cause the chainsaw to bog down. Stihl carburetors have three adjustment screws. Generally, you will find the fuel filter on the fuel line, usually near the carburetor. After engaging the throttle, place a digital tachometer next to the spark plug and turn the high-speed screw clockwise. 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. ( 2 cents) the new gas seems to clog small motors Mike. Then there's the problem of wood binding. Adjust the idle speed. This can usually be done by turning the adjustment screw clockwise. Why does my Stihl chainsaw bog down when I give it gas? Carb. Remove the muffler. Tuning of the screws to adjust and align them. Take great care in removing the smaller parts and remove any debris or build up in the carburetor. STIHL 026 Bogging Down | Homesteading Forum The issue of chainsaw bog down can be very calamitous, and it oozes a great deal of frustration. The last thing anyone wants is a saw that purrs when idling and bogs down when applying gas. When the saw bogs down during cutting, it's usually the high-speed screw you need to adjust. Additionally, if the air filter is dirty or blocked, that can also lead to a bogging issue. Chainsaw starts but dies when I give it gas. This will keep your chain in place for the next steps. Set the idle screw to the point just before the chain starts spinning and adjust the low-speed midway between the the two points at which the engine starts to die. Finally, check the choke. 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. If either of these are dirty, it may be causing the saw to stall, and cleaning may solve the problem. var ry=Math.floor(Math.random()*myimages.length) You should use mid-grade unleaded gasoline with a minimum octane rating of 89 and a premium two-cycle oil. Nowadays, most chainsaws use a 50:1 ratio, but some use a 40:1. All STIHL gasoline-powered engines can be used with up to a 10% (E10) blend of ethanol in the gasoline/engine oil mix. If the spark plug is cracked or damaged, you will need to replace it. Look over all cables, connections, nuts, and screws to ensure that they are not damaged and need replacement. The answer is simple; you check your chainsaws owners manual. I. It can turn a typical day at work or an enjoyable project into a hassle for its user. Trying that is by using Stihl Ultra bottles and pouring a little less but I always have some left over gas in the can. Drain the fuel tank and store the gasoline in an appropriate container before bringing it out. I would suggest that in the first instance the carburetor settings are checked. This is partly due to clogged filters resulting from long working hours and less air supply to the carburetor (which will be discussed later). I didn't run straight gas through it and it isn't sized up so I am wanting to dig into the carb myself. The (I) screw is a butterfly valve that controlsidle RPMs by raising or lowering the flow of the air-fuel mixture. Or maybe gas varnish in the screen filter at the base of the metering needle. Check the tension and condition of your chain. Lock the chain brake by pushing the handle forward. The chainsaw bogs down will occur when your engine is starved of enough fuel or when there is termination in the connection between the carburetor and the engine. We also recommend that if a unit will be left unused for more than 30 days that it be stored "dry". Top 11 Best Chainsaw Sharpener Tested for Sharpening 2023, How do Chainsaw Chaps Work? Now, remove the filter and clean the dust buildup using a brush. By properly troubleshooting and addressing any potential causes, you can prevent stalling or restarting problems with your Stihl saw. If it needs to be cleaned, take care to not damage it by using compressed air or a soft brush. 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. 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. If your chainsaw doesn't start, adjust the carburetor screws till it doesn't bog down. You must locate the perfect setting at which the engine won't stop once the throttle is applied. Additionally, the choke might be stuck in either the open or closed position and preventing the engine from running properly. Bog down is mostly experienced on full throttle. can cause a chainsaw to bog down when cutting. Thoroughly inspect your throttle trigger. I have never worked on anything this small. The speed would be perfect, and there would be no unusual sound when the screws are properly aligned. 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. For a detailed answer, read the causes section above. Does Your Poulan Chainsaw Stall When Giving It Gas? Any of these could be a contributor to a chainsaw that's bogging down. Additionally, inspect the air vents on the engine to make sure they are not blocked by leaves or debris.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'remodelormove_com-banner-1','ezslot_4',157,'0','0'])};__ez_fad_position('div-gpt-ad-remodelormove_com-banner-1-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'remodelormove_com-banner-1','ezslot_5',157,'0','1'])};__ez_fad_position('div-gpt-ad-remodelormove_com-banner-1-0_1');.banner-1-multi-157{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:250px;padding:0;text-align:center!important}. Re: Chainsaw bogs on full . The most common causes of a chainsaw bogging down include: Incorrect fuel mixture Dirty carburetor Clogged air filter Dirty fuel filter or fuel lines A combustion system depends on a proper mix of gas, oil, and air. From falling trees to slicing timber, the chainsaw is a necessity - especially if you are in the lumber industry. myimages[4]="../../../images/top-banner/ez50-banner.jpg" //specify random images below. Register today and take advantage of membership benefits. That should help improve the performance of the chainsaw and resolve the issue of your saw stalling when you give it gas. They are Sthil chains. Besides having an abiding interest in popular science, Deziel has been active in the building and home design trades since 1975. Firewood, Heating and Wood Burning Equipment, Lady on ebay selling hundreds of chainsaws. Secure your chainsaw to maintain stability while working. Over 200+ free JavaScripts here! Clean your chainsaw. The standard compression reading required for most 2-cycle chainsaw is around 100-110 psi to start. If the kit comes with welch plugs I take those out too. //specify corresponding links below In my experience, there are two possible causes of this 'bogging down of the engine' and to resolve this the manufacturer's manual is required or alternatively a little internet investigation. Furthermore, the arrestor screen that catches the spark at the exhaust port is prone to carbon deposits. Here are the solutions for common reasons why chainsaw bogs down after giving it gas - 1. As a result, the chainsaw will bog down at full throttle. I take off everything can come off. When the chainsaw is unable to hit full power during the full throttle, it's a good sign that your chainsaw is bogging down. Next, youll need to gather the right supplies for the job at hand. If the saw drops at full throttle, not enough gas or air is reaching that chamber. The manual should give you the proper gas-to-oil ratio for your particular chainsaw. So anyhow, I've ran about 25 hours and took it for a tune up. Confirm for water and debris in your fuel tank. To keep your chainsaw running smoothly, you should service it regularly and keep up scheduled maintenance visits with a reputable, authorized chainsaw service center. By, Read More Chainsaw Too Much Compression: Causes & SolutionContinue, Your email address will not be published. For the spark plug, use a delicate brush, a wire, or a plug spray-on to clean off the thick carbon. Page created in 1.341 seconds with 39 queries. Correct some carbs can be damaged by compressed air. They wrote it up as I ran straight gas through it and seized it. The one that is often damaged by compressed air is the one inside the high speed nozzle. Re: Stihl MS 180C running problems, bogging down, fuel starvation?? Make sure to take out the spark plug before removing the filter. Your chainsaw bogging down is a common issue that youll face when wielding one, and it can quite quickly throw a knot in your woodworking projects. Over 200+ free JavaScripts here! Why does the Husqvarna chainsaw bog down at full throttle? This can also be caused by bad fuel. Curtis B. For a better experience, please enable JavaScript in your browser before proceeding. Its an essential step in properly maintaining your chainsaw to check and adjust the chain tension. How Much Power Do Stihl 031 AV Chain Saws Have? The carburetor must be maintained, but first, check that your engines filters are thoroughly cleaned. To check if theres a vapor lock, unscrew the tanks cap and put it back on again. Stihl MS 180C running problems, bogging down, fuel starvation?? in ALL RIGHTS RESERVED! To unclog the spark arrestor, remove it and clean it with a wire brush. Hello, and thanks for visiting my site! I think the problem is ethanol in gas, espesially gas . Most Craftsman models have either a standard Walbro or a Zama carburetor. ), Using a specialty tool called a scrench or a combination wrench, loosen the bar nuts holding the clutch cover in place, Tighten the chain tensioning screw using your combination wrench or scrench while raising the tip of the bar and, Continue to tighten the chain until there is no slack on the underside of the bar, but it can still be freely pulled by hand, Tighten the bar nuts, return the clutch cover to its rightful place, and ensure that the bar is secure. 453 S Spring St Ste 400 I hope my epic guides will help you to choose,buy and maintain chainsaw. Check the fuel tank for the correct fuel and oil mixture, filling it up if necessary. Tips from a Professional. If a chainsaw is bogging down when it is throttled, this indicates that the gasoline to oil ratio supplied to the saw has been incorrect. Knowing how to mix fuel properly is the first step to ensuring that your chainsaw will stay up and running for years to come. In case you have filled it wrong, drain it out and replace it with the correct mix. Another possible cause of a Stihl chainsaw bogging down is a broken or worn chain. You can work on it directly using a carburetor adjustment tool. Start the chainsaw for a few seconds to make sure the carburetor is functioning correctly.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[320,50],'remodelormove_com-large-leaderboard-2','ezslot_10',158,'0','0'])};__ez_fad_position('div-gpt-ad-remodelormove_com-large-leaderboard-2-0'); To unclog a chainsaw carburetor, youll need to thoroughly clean the carburetor and replace the air filter. myimages2[3]="../../../images/top-banner/behindtheforum.jpg" before starting the process. All help is appreciated. +1-213-221-0119, By using this website I agree with the Disclaimer. Next, spray a carburetor cleaner into the throat of the carburetor on the side opposite the air filter and throttle linkage. What Would Cause a STIHL Trimmer to Not Start? Tips from a Professional, Chainsaw Starts but Wont Idle. --If you want more backyard tips including recipes, how-tos and more, make sure you subscribe to my youtube channel, Can Chainsaw Chains Be Shortened? my elevation is 640' above sea level. This is usually behind the air filter, but if you have trouble locating it, consult your user manual. Next, you should check the air filter to make sure it is clean and not blocked by dirt or debris. When the saw bogs down during cutting, it's usually the high-speed screw you need to adjust. Re-attach the carburetor cover and test the saw. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. I have replaced the spark plug (properly gapped), rebuilt the carb, replaced the fuel line and the fuel filter, cleaned out the chain brake and the clutch and cleaned the fuel tank air pressure stabilizing valve. If you don't know about the perfect amount . Use a starting fluid and letting it run flushes gunk out of the jets as an alternative to rebuilding the carburetor. The new fuel doesn't really clog the carbs. To identify air leakage, you will need to perform a pressure test on your chainsaw. or a blockage in the mesh strainer in the pump chamber. Other potential causes of bogging may include a spark plug that needs replacing, fuel that has gone bad, incorrect fuel-oil mixture, chain that is too tight, or even an over-revved engine. Chainsaw bogs down in cut in Chainsaws - forestryforum.com Cleaning the air filter and spark arrestor with, Read More Chainsaw Bogs Down When CuttingContinue, Did you buy a new Stihl chainsaw, remember you cannot go and start using it like any old chainsaw. If the spark arrestor screen has become damaged, you should replace it. Finally, replace the fuel filter and air filter and reconnect the spark plug. Theres a myriad of issues that can lead to a bogged-down chainsaw, and most of them have something to do with your chainsaws combustion engines ability to access fuel or air amply. 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. JavaScript is disabled. After cleaning, attachit backto the gasoline tank. Consider cleaning your carburetor and air/fuel filters if the problem persists. The reason for that may be you're using the saw at altitude or the carburetor adjustment has simply slipped. Working outdoors can be such a cathartic experience. Air Filter Issues. You should attend to all of those anyway, before you give it a clean bill of health. Stihl MS 180C running problems, bogging down, fuel starvation?? Its all about adjusting the carburetor, and a slight change in the orientation can lead to Chainsaws Bog. You can have as many as you wish Manage Settings If its clogged, replace it with a clean one. Taking all of these potential issues into account and fixing them as needed should help to correct the issue and get your chainsaw running properly. Just not sure what I am doing. 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. If it still doesnt look clean, it might be time to replace it. 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. To remove it you need to depress a small tab and slide the fuel line off. A rich mixture occurs when you have too much gasoline with the amount of oil in your fuel mixture, resulting in a poorly operating chainsaw. I'm having trouble with my Stihl MS180 C-BE chainsaw. Fill the tank with the prescribed gas-to-oil ratio. So I am just wondering how to go about pulling the carb off the easiest way to check out the jets. Following are the must-performed maintenance to prevent unwanted bog down. Cleaning Tips The goal when diagnosing issues with bogging down is to implement a quick fix and avoid any disassembly (like the carburetor). Clogging usually occurs due to long working hours. The engine should start by now. My name is Chris Ross. Maintenance is the key to sustenance. Chainsaw Bogs Down? (4 Main Reasons + Solution) - Wood Hungry Jun 16, 2006. Chainsaw Keeps Bogging Down? Here's What to Do - Crankfix.com The location of the fuel filter on a Poulan chainsaw varies depending on the model. Turning it clockwise will increase fuel flow, and turning it counterclockwise will reduce fuel flow. The reason could be that you are using the Stihl saw at an altitude, or the carburetor adjustment might have slipped and required fixing. Chainsaw will idle but won't rev. What can cause this? - JustAnswer Please Help! Chainsaw bogs and dies when revs | Tacoma World Random Image Link Script- By JavaScript Kit(http://www.javascriptkit.com) ). Chainsaw Dies When I Give It Gas | Backyard Mike If your chainsaw bogs down at full throttle, the air filter and . Chainsaw Starts Then Stalls | Repair Clinic This can be quite annoying, especially when you have loads of work piled up and a mechanic isnt available. Dirty Spark Plug Causes a String Trimmer to Run Rough. Also cleaned muffler and replaced spark arrestting screen.All with no luck. Clear all dirt and debris from the saw body, chain, and bar. Answer: Yes, a chainsaw can bog down if gas is supplied to it. First, be sure to read your chainsaws manual to determine whether you need specialized tools to disassemble the carburetor. . Stihl Chainsaw Bogs Down When I Give It Gas - WHYIENJOY The carburetor might need: A clean-up if it's clogged. var imagelinks=new Array() The proper fuel mixture is essential for effective, trouble-free operation. Any factor that might affect supply can cause the chainsaw to bog down. There is no hiding from dirt. The L screw controls how much fuel enters the carburetor at low speed, whereas the H screw controls how much gasoline flows into the carb at high speed. Stihl chainsaw engine ( motor ) bogging down things to check first. Adjust the screw using only turns before trying to start the trimmer again. If it is stuck, try loosening the nut to free it up. Los Angeles, CA 90013 Question: What's the reason for the chainsaw to die under heavy load? I have ran many 2 stroke motor cycles and atv's and feel as though its a carb problem. All help is appreciated. The best way to clean the spark arrestor screen is to unplug the spark plug wire and use a metal brush. First, disconnect the spark plug wire and turn the engine off. How to Prevent Your Chainsaw from Bogging Down It's the carburetor's job to regulate the amount of fuel in the cylinder, and it has been preset at the factory to accomplish that task. Finally, if all previous procedures fail to provide results, the ignition may be at issue. Required fields are marked *. Login with username, password and session length, Model 6020-20hp Manual Thomas bandsaw,TC40A 4wd 40 hp New Holland tractor, 450 Norse Winch, Heatmor 400 OWB,YCC 1978-79. Quick Answer: Why Does My Chainsaw Cut To The Right However, now it is acting odd. 20,427 satisfied customers. On the High speed setting ensure that you do not have it running to lean (MAX RPM) I usually suggest max RPM (once warmed up) then turn it out until it diesels and then 1/8 turn in (leaner) . Why Does My Stihl Chain Saw Bog Down When I'm Cutting? Loosening the screw, on the other hand, enriches the mixture with gasoline and lowers the RPMs to a set limit. document.write('') It may not display this or other websites correctly. I asked my brother to take a look at it since he's fixed a number of chainsaws, and he says it looks like it isn't getting fuel. Stihl ST251C Chainsaw Stalls when I depress the throttle. While you are in there, check the spark arrestor screen to make sure it is clear and that there is not any debris clogging it. document.write('') Chain Saw: Engine Will Idle But Dies At Full Throttle After I got home I remover the spark plug and looked in there and everything looks good. Why does my Stihl chainsaw dies when I give it gas? Heres a quick rundown of how to do just that: Keeping your chainsaw chain sharpened will enable you to keep cutting with precision and efficiency. Over time, the spark arrestor can become clogged with soot. To ensure any residue is removed, spray the inside of the carburetor with carburetor cleaner and scrub with a stiff brush. Re: Chainsaw bogs on full throttle . Dont forget that a maintained chainsaw is a working chainsaw! I think I am having the same problem with mine. Getting frustrated. Spark arrestor is usually placed behind muffler, so locating it is not that hard. Find the source of the issue and you can easily fix it. After cleaning the air filter and spark arrestor, you should fill the tank, start the saw and let it warm up for a few minutes before adjusting the carburetor. I do sharpen the chains myself using an Oregon 511A. Clean out the air filter and carburetor. There are many factors that cause a bog down, but mostly it is the carburetor orientation or blockage. It's looking a little tricky to me. Make sure it is moveable and not stuck in the open or closed position. Go ahead and buy a new fuel filter. (Read 66824 times) (Read 66824 times) 0 Members and 2 Guests are viewing this topic. The chainsaw bogs down will occur when your engine is starved of enough fuel or when there is termination in the connection between the carburetor and the engine. If the gas is supplied to the chainsaw then the filters can clog easily. Replacement of carburetor is the best option if you have an old chainsaw.This is because the diaphragm gets hard making it hard to crank.