Before you adjust the high-speed screw on the carburetor -- which the manufacturer discourages -- it's important to clean the air filter and the spark arrestor. There are a number of issues to check in a sequence as why a mini chainsaw would bog at full throttle. Try to make the right call based on the cost and gravity of the issue. These deposits often accumulate at the fuel filter or carburetor jets, eventually blocking them and impeding fuel flow. The dream of everyone in the lumbering field is to have a powerful and efficient chainsaw devoid of mechanical faults. The inability to reach full power during a full-throttle trigger is also a sign of bogging down. It should be the first thing to check and clean. If your Stihl saw keeps stopping, there could be several potential causes. The removal of the carburetor fuel line is very sensitive.Make drawings drawing on the lines connections to allow easy re-assembly. Your email address will not be published. JavaScript is disabled. When the saw bogs down during cutting, it's usually the high-speed screw you need to adjust. if (ry==0) It can turn a typical day at work or an enjoyable project into a hassle for its user. The first step is to make sure that your chainsaw has enough fuel. Even with the tiniest passage, it can make its way towards anything, including a spark arrestor and spark plug. imagelinks2[2]="https://www.youtube.com/c/TheForestryForum?sub_confirmation=1" Most Craftsman models have either a standard Walbro or a Zama carburetor. Tips from a Professional. However, when your chainsaw bogs down, it turns your enjoyable day in the backyard into a complete headache. If your chainsaw is bogging down, one of these critical components isnt in its correct balance. Being in the cutting services for more than 10 years, I know a thing or two about chainsaw. To unclog the spark arrestor, remove it and clean it with a wire brush. Save my name, email, and website in this browser for the next time I comment. This is partly due to clogged filters resulting from long working hours and less air supply to the carburetor (which will be discussed later). Imagine you are about to cut down or in the middle of cutting down a tree or wood, and your chainsaw bog down. Started by ellinghamso Now that I'm all grown up with a wife and kids of my own, I hope to share all the knowledge I've gained over the years. I told them that I ran Polaris gold synthetic in it, which I used to use in my drag bike years ago, service manager says stihl says that that is an unacceptable oil. Proceed with adjusting the carburetor adjustment screws to fix a chainsaw that wont start. After checking and cleaning the filters, see if the carburetor orientation is proper. If the chain is loose or dull it may result in the saw not having enough power to keep running. 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. 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. Thoroughly inspect your throttle trigger. This jet is usually responsible for controlling the fuel/air mixture. 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. I'm having trouble with my Stihl MS180 C-BE chainsaw. Please loginor register. These screws are in charge of regulating the fuel flow to the carburetor under varied load circumstances. Check the fuel tank for the correct fuel and oil mixture, filling it up if necessary. After I got home I remover the spark plug and looked in there and everything looks good. Ok I got it posted. 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. Clean air intake slots on the housing of the starter and inspect your starter cord for any damage. It idles fine but after you rev it up it looses power. Or maybe gas varnish in the screen filter at the base of the metering needle. Replace it if the quality has deteriorated. All small holes free of residue. imagelinks[1]="http://www.ezboardwalk.com/" If your chainsaw dies when you give it gas, you need to ensure that the idle screw (I) and low-speed screw (L) are adjusted correctly. //-->,