If your chainsaw starts but does not stay running, the low-speed (L) and idle screw (I) may not be properly set. It's looking a little tricky to me. Detailed Answer. The Basics Explained, Can a Concrete Chainsaw Cut Through Rebar? They wrote it up as I ran straight gas through it and seized it. Step Three. Richard lives out in the wild with his other half, Diana Richard. No wonder I dont have any luck with the damn things!Sea foam and an ultrasonic and thats it huh what is your success rate?Do you need to pull those small pie shaped plugs? For example, if the carburetor is clogged, not tuned correctly, or is contaminated, it may not be metering the right amount of fuel. random_imglink2() If your chainsaw doesnt start, adjust the carburetor screws till it doesnt bog down. An example of data being processed may be a unique identifier stored in a cookie. Make sure that its leveled and does not tilt. Because of continuous firing, the spark plugs electrodes become damaged or acquire carbon deposits, reducing spark quality. Check cooling fins on the cylinder and clean if needed. I think I am having the same problem with mine. 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. 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? Turning it clockwise will increase fuel flow, and turning it counterclockwise will reduce fuel flow. As a result, the engine runs at too high or too low RPMs. Stihl MS 170 bogging down, no power | Arborist, Chainsaw & Tree Work Forum Tips from a Professional, Chainsaw Starts but Wont Idle. http://www.ebay.com/itm/STIHL-017-MS170-018-MS180-Replacement-CARBURETOR-CARB-/130584786959?pt=US_Chainsaws&hash=item1e6775b80f, Quote from: rstarkie on June 06, 2013, 09:50:21 PM, Quote from: Submariner on December 14, 2018, 01:42:06 PM, Running problems Husqvarna 246 and Shindaiwa 457S probably bad fuel issues, Figured Out My Efco 251 Fuel Starvation Problem (shuting off after 4 or 5 min. Ben has a bachelors degree in construction engineering. If the problem persists, inspect the fuel lines and ignition system. That should help improve the performance of the chainsaw and resolve the issue of your saw stalling when you give it gas. Answer: Yes, a chainsaw can bog down if gas is supplied to it. A carb cleaner spray is an excellent tool for eliminating sticky deposits from your jets and reviving your carburetor. I will try to figure out how to get the carb off tomorrow morning. These screws are in charge of regulating the fuel flow to the carburetor under varied load circumstances. You should attend to all of those anyway, before you give it a clean bill of health. A dirty arrestor, on the other hand, is the cause of overheating your experience in a bog down. 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. Remove the air filter from its housing using a screwdriver. Does Your Chainsaw Bogs Down When You Give It Gas? Here's What You Got The gasoline filter can be found at the bottom of your fuel tank. It's looking a little tricky to me. In case it is not the fuel ratio, it might be dirty or clogged air filters. First, youll need to pull out your reading glasses and take a look at your chainsaws owners manual. Chainsaw bogging down after starting or not starting at all is a common problem for a lot of chainsaw users. Next, you should check the air filter to make sure it is clean and not blocked by dirt or debris. If you need, Read More Stihl chainsaw break inContinue, Carbon build-up in cylinder & piston, bad needle bearing, overused starter spring, oil in the starter system, old or bad fuel, etc can cause too much compression in Chainsaws. Burnt plugs could mean the fuel combustion is too high or high ethanol concentration.To cure this, replace the sooty plug with a new one to prevent misfiring when cutting firewood.Ensure you adjust the carburetor to reduce the amount of gas used. It could even bog down when given gas. When a chainsaw bogs down when accelerating, it typically means the engine is not receiving enough fuel or air. Currently I live in Austin, United States. What Would Cause a STIHL Trimmer to Not Start? To remove it you need to depress a small tab and slide the fuel line off. Tips from a Professional. Technician. Author Topic: Stihl MS 180C running problems, bogging down, fuel starvation?? If the air filter is clean, then the spark plug should be cleaned and gap adjusted to the manufacturers specifications. If these steps do not solve the problem, you should take the chainsaw to a professional for servicing or further diagnosis. Thoroughly inspect your throttle trigger. However, when your chainsaw bogs down, it turns your enjoyable day in the backyard into a complete headache. removed it and saw functions perfectly. Another plausible explanation for the stalling is attributed to the percentage of ethanol in the fuel.Ethanol readily vaporizes and combines with water in the air to form water.This water stops combustion which is necessary for running the motor.Experts counsel that fuel containing up to 10% ethanol has a tendency to separate varnishes from the gas, resulting in accumulation in fuel lines and tank.The residue counters combustion in the carburetor. piston and cylinder is clean. Check the brake band for wear and tear. Stalling is a symptom of a complication in the chain-saw. Tuning regulates the flow of fuel through the might be the last resort and for that, always seek professional help. In that case, its best to check your air filter and clean it if needed before moving on to more complex issues. A dirty or damaged spark plug can cause it to misfire causing the string trimmer to run rough. Go ahead and buy a new fuel filter. Firewood, Heating and Wood Burning Equipment, Lady on ebay selling hundreds of chainsaws. To sharpen the cutting teeth on your chainsaw chain, follow these easy steps: If you are not comfortable sharpening your own chains, be sure to take your chainsaw to a reputable service provider and have it professionally done. Dont forget that a maintained chainsaw is a working chainsaw! The new fuel cleans everything really good and what the fuel cleans ends up in the fuel filter or the carburetor screen. Affiliate. document.write('') /* After the overhaul of the piston assembly I used this saw to cut up three rather large downed trees, and some other work. This dirt and debris can build up and create a clog. 8 Reasons a String Trimmer is Running Rough or Bogging Down If the plug checks out, try removing it and spraying it with aerosol-based cleaner. Inspect the spark plug and replace it if necessary. It may not display this or other websites correctly. Test your stop switch to make sure that it completely stops the motor. And these issues can be solved if the problem is identified. Outside of family, He loves grilling and barbequing on his Big Green Egg and Blackstone Griddle, as well as working on projects around the house. Obviously pull the carb and exhaust when you do this. A carburetor is a part of a combustion motor that mixes air and fuel in a specific ratio for combustion. Make sure to take out the spark plug before removing the filter. Working outdoors can be such a cathartic experience. My name is Chris Ross. Pull the starting chord to check resistance. How do you know what the best gas-to-oil mixture is the best for your chainsaw? function random_imglink(){ The best/easiest way to do this is to poor some motor oil on the outside of the crankshaft and then also fill the engine with motor oil. This jet is usually responsible for controlling the fuel/air mixture. Cleaning a carburetor on a chainsaw without removing it can be done with a few simple steps. I think the problem is ethanol in gas, espesially gas . Frustrating, right? If your Stihl chainsaw starts up with a reassuring puttering sound, but dies when you pull the throttle trigger, there likely is an issue with the fuel, but the carburetor could need. Chainsaw bogs on full throttle - OutdoorKing Repair Forum Echo cs 400 chainsaw problems - Shawee Power Equipment Some issues can be solved at home with the right tools, and some need professional help. Together we put a lot of effort into the maintenance of our gardens over the last few years, we become obsessed with it. Do not store a dirty chainsaw. Stihl Chainsaw Bog Down and Fix Pilot View Productions 4.54K subscribers Subscribe 11K views 2 years ago PILOT MOUNTAIN Does your Stihl or other brand chainsaw bog down and refuse. I have cleaned the air filter, replaced the fuel filter to no effect. Too much or little fuel results in engine stalls.The three adjustment screws in the carburetor ((High speed, Low speed and idle) come in handy when preventing stalling.Adjusting the idle screw, for instance, is a corrective measure for a chainsaw stalling when idle. Kilikoba Nashoba 858 subscribers 46K views 7 years ago This video is about likely causes of a Stihl chainsaw engine. Correct mixing of fuel ingredients. Still, if you feel that you can do so yourself, you can watch this YouTube tutorial here. Locate their perfect setting at which the engine doesnt bog down when the throttle is applied. It has a new spark plug, clean air filter, n Chainsaw bogs down in cut in Chainsaws Have a Stihl 441 that starts and idles fine and even start cutting. I have ran many 2 stroke motor cycles and atv's and feel as though its a carb problem. Chain filing isnt a difficult task and is crucial in maintaining your chainsaw. Dirty Spark Plug Causes a String Trimmer to Run Rough. How To Adjust A Chainsaw - WHYIENJOY Re: Stihl MS 180C running problems, bogging down, fuel starvation?? Nearly every weekend you will find us doing small or big jobs or just enjoying our garden. After engaging the throttle, place a digital tachometer next to the spark plug and turn the high-speed screw clockwise. If you experience this scenario, the orientation of your carburetor has likely changed. You should also check the spark plug and air filter to make sure that they are not clogged or damaged. This can also be caused by bad fuel. Solution: Use the user manual to locate the air filter. How Much Power Do Stihl 031 AV Chain Saws Have? Continue with Recommended Cookies. For professionals and homeowners, taking care of their chainsaws is very important. My name is Ben, and growing up, I practically lived in my parents' backyard. I think I am having the same problem with mine. On mybackyardlife.com, I share tips on everything from grilling/smoking meat with my Big Green Egg to relaxing in the pool with my family. To ensure any residue is removed, spray the inside of the carburetor with carburetor cleaner and scrub with a stiff brush. The location of the fuel filter on a Poulan chainsaw varies depending on the model. The consent submitted will only be used for data processing originating from this website. But soon loses power and bogs down. Curtis B. You may have to contend with disassembling your carburetor to correct the mechanical issues bringing about the stalling.Before you to this drastic step first exhaust all possible causes of the problem. If the spark arrestor is clogged, the chainsaw may run stall or run rough. Besides having an abiding interest in popular science, Deziel has been active in the building and home design trades since 1975. I hope my epic guides will help you to choose,buy and maintain chainsaw. Why does my chainsaw stall when gas is given? Misaligned screws can cause bogging down, smoking in the chainsaw, and lower performance efficiency. Aside from that, there are a number of other causes that can cause a bog which are as follow: The motor of a chainsaw is a combustion system that depends on an adequate ratio of gas, oil, and air. To keep your chainsaw running smoothly, you should service it regularly and keep up scheduled maintenance visits with a reputable, authorized chainsaw service center. I take off everything can come off. Empty and clean, if needed. A clean and fixed carburetor is key to achieving full throttle performance. If there is none, then take off the cover and locate the carburetor. After reassembling the carburetor make sure the gaskets and seals are airtight. Try to make the right call based on the cost and gravity of the issue. Stihl ST251C Chainsaw Stalls when I depress the throttle. Dealing with a carburetor requires strict guidelines to be followed. I doubt it has more than four or five hours on it. Something may be amiss in the low or high speed circuit of the carb. Chainsaw Bogs Down? (4 Main Reasons + Solution) - Wood Hungry Using a screwdriver, remove the air filter cover on the back of your chainsaw. Inspect the fuel line condition. 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. 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 Dies after Letting off the Throttle. Tips from a Professional imagelinks[6]="http://www.ezboardwalk.com/" function random_imglink2(){ Cant get a good picture becouse of the glare of the piston. Just took off the muffler and it all looks good. imagelinks[2]="https://woodmizer.com/us/Sawmill-Blades?utm_source=forestryforum.com&utm_medium=banner&utm_campaign=sawmillblades&utm_term=2022-05-01&utm_content=800x160" imagelinks[1]="http://www.ezboardwalk.com/" Or maybe gas varnish in the screen filter at the base of the metering needle. Next, spray a carburetor cleaner into the throat of the carburetor on the side opposite the air filter and throttle linkage. They are Sthil chains. myimages[3]="../../../images/top-banner/LX25-FreeShipping.jpg" Check the tension and condition of your chain. Loosening the screw, on the other hand, enriches the mixture with gasoline and lowers the RPMs to a set limit. 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. The remedy is to close the screw, but closing it too far is dangerous for the engine. Older saws have degraded lines which need replacement. Why does the ECHO chainsaw bog down when cutting? Adjust the main jet by twisting the needle in either direction. Check the return/recoil spring and starter. A daily, weekly, and monthly check-up and cleaning must be performed for optimal performance. Cleaning Tips The goal when diagnosing issues with bogging down is to implement a quick fix and avoid any disassembly (like the carburetor). 12 Reasons Your Stihl Chainsaw Starts, Stalls and Dies (FIXED) I. Thank You for all replies. Find the source of the issue and you can easily fix it. Clean or replace filters located in the fuel tank of your chain saw. Mix in a premium 2-cycle oil that is ISO-L-EGD and JASO M345 FD certified. After a little looking, the two nuts that hold the back of the carb and filter housing were loose, I tightened them up and it ran like a top. If you have recently bought the saw or it has been sitting for a while and not used, the best option would be to clean the carburetor and set it according to the factory specs. Inspect the clutch center, drum, and spring for any excessive wear. Dirty filters are the main problem. Guess its time to pull the carby down and check the diaphragm and mesh.