I installed a new spark plug, and use premix fuel, so that is not an issue. These are throw aways after a very limited time in use. This is a great guide to keep bookmarked. The fuel filter is a small cylinder-shaped part located inside the fuel tank. Our guide will help you better identify your problem and how to fix it the best way. Hi Folks, I have a Sthil 250 and my problem is it runs for about 20 min then dies and will not crank for at least a week or so. Spray carburetor cleaner into the line to loosen the clog. He has since built an enviable workshop for himself and an equally impressive online accomplishment: an extensive resource site serving old timers and novices alike. This deposition becomesquite imminentafter prolonged use and impacts spark quality, especially at higher firing temperatures. If your chainsaw dies after it's been running awhile and won't start again until you allow air to enter the fuel tank, you may have a fuel tank vent problem. Before checking your fuel, make sure you allow the saw to cool. Today I experienced a similar problem with my Husqvarna 345. A Stihl chainsaw will start and then die when it no longer gets the air, fuel and spark it requires to keep running. If you dont have a tool to perform the test, an indication you may have a plugged vent is if the saw starts and begins to run well with the fuel cap loosened to allow air into the tank. Check if both ends are cleared by spraying on the other end. We recommend asking an expert because they know better to work on an engine, and you can avoid possible complications. Chainsaw then works just fine. Hence, always inspect the filters and make sure they arent plugged with any debris. Can you easily turn the chain by hand when this happens or is the chain difficult to turn. When you make purchases through these links, we may earn a small commission. Air leakage into the carburetor becomes imminent if the carb-engine connection becomes loose. i have a stihl 290 model. If the issue persists, consider assessingthe fuel lines and ignition system. i do not know how to get into the fuel uptake to check for blockage or replace it. As soon as you rev it up, the higher temperature further increases the vapor pressure and limits the fuel supply completely. I prefer to just replace it. Fix your Lawnmower with our Lawnmower Troubleshooting tool. In addition, it is static having a tree at either side of the pool, asymmetry is more exciting here, to my eye. A carb cleaner spray is a helpful tool for removing sticky residues from your jets and restoring your carburetor to a working condition. A clogged carburetor is most commonly caused by leaving fuel in the string trimmer for a long period of time. Saw runs for a few seconds then stalls. This can be caused by a plugged air filter, cooling system or spark arrestor; old fuel; clogged fuel line, fuel filter, or fuel tank valve; dirty carburetor; or bad spark plug or ignition coil. It's just a line with a (grub) screw in it if clogged or. Position the chainsaw bar so the chain won't hit anything during adjustment. Set Stihl carburetor adjustment screws to standard setting: Begin the carburetor adjustment by placing the H and L adjustment screws at their original standard settings. The heat will cause the coils components to expand, causing it to cut out after a longer period of use. How about a fuel line that is pinched in the bottom of the tank? Look up "McCullock chainsaw tool" for the postings and you will find instructions in making the tool and a source where you can buy one. One more issue to consider. Replace your spark plug if the electrode appears worn out. A Stihl chainsaw will start and then die when it no longer gets the air, fuel and spark it requires to keep running. This video provides information on how to troubleshoot a chainsaw and the most likely defective parts associated with this problem.Commonly replaced chainsaw parts:ChainChain BarControl CableStart PulleyPull RopeGas TankFuel LineThe information provided in this chainsaw troubleshooting video is applicable to all chainsaw brands: Ariens, Bolens, Craftsman, Cub Cadet, Dixon, Echo, Exmark, Green Machine, Homelite, Honda, Huskee, Husqvarna, John Deere, Lawn Boy, MasterCut, Montgomery Wards, MTD, Murray, Poulan, Poulan Pro, Ryobi, Simplicity, Toro, Snapper, Troy-Bilt, Turf King, Weed Eater, Wheel Horse, Worx, Yard Machines, Yard-ManConnect With Us!https://plus.google.com/+repairclinichttps://www.facebook.com/RepairClinichttps://www.twitter.com/RepairClinichttp://pinterest.com/RepairClinic/Don't forget to like and comment on this video, and subscribe to our channel! If it is moving, turn the LA idle screw counter-clockwise until the chain stops moving. Lean adjustment It manages the devices fuel and air mixture. Giving it throttle only chokes it out. I sprayed my doors and rolled the cabinet frames. Check the fuel cap and remove any debris in the tank vents. Why does my Chainsaw Die when I Give it Gas? Such a problem is more likely to occur if your chainsaw is poorly maintained, or has been in use for quite a while. The second situation is when the Stihl 180 chainsaw worked fine, then gradually in a short time it lost power and died out, while overheating of the cylinder is observed. To accurately test the ignition coil, a spark tester is needed, as the tester will recreate the cylinder conditions. This can cause the saw to shut off. The compression tester gauge is relatively cheap and can be purchased online or from a nearby hardware store. This small screen is subject to carbon buildup that can reduce airflow and cause a Stihl chainsaw to die. Regular checks of the air filter for buildup should be part of your regular chainsaw maintenance routine. In addition, you will find links to more detailed information on each issue. Clean around the air filter to remove any dirt and sawdust. Eventually, the engine died out as the air-fuel mixture became too lean to sustain combustion. Find replacement chainsaw parts:https://www.repairclinic.com/Shop-For-Parts/a30/Chainsaw-Parts?TLSID=?1894Visit our Chainsaw Repair Help for more troubleshoo. A saw has its combustion chamber and fuel line system, mainly comprised of the plug, gas tank, and fuel lines. DO NOT apply oil to the filter. I will look at these causes in more detail and show how to fix them. This blog is written by a group of Garden Tool enthusiasts. Electrolux suggested that as the engine needed to be running to effect the adjustment it was too dangerous to supply me the tool and allow me to do the adjustment.I took this as an insult as I had been doing just that for forty years. Houzz utilise des cookies et d'autres technologies de suivi similaires pour personnaliser mon exprience utilisateur, me proposer du contenu pertinent et amliorer ses produits et services. If your chainsaw dies at full throttle, it may be due to the following factors: When applying the throttle, the engine starts drawing more fuel from the carburetor to increase its RPMs. Give it a try. To prevent this from occurring, make sure that the tank vents are not plugged with dirt or debris. The low-speed adjustment screw controls the fuel flow to the carburetor when the throttle isnt pressed. We like to help other people maintaining their garden and find cool products to write about. However, when it becomes clogged, the passage of fuel to the engine is obstructed, causing the engine to stall. to fall too low, prompting the engine to stop even with gasoline. Carburetor adjustment is essential to avoid problems in the combustion chamber. 2) bad plug. Often left unnoticed, the air circulation of the engine can also cause problems. I would love quartz but the price tag is just too much right now. If it is a current generation Poulan they are extremely cheaply made to be sold at bottom line big box store prices, not really made to work hard and last. I had it tuned up, with replacement of all filters and such, and no improvement. Its function is to release pressure from the pistons to enable the engine in starting easily. Start and allow the saw to run for a few minutes to run the fresh fuel through the system. When it dies, it will NOT restart until it's fully cooled down. The machine started up fine but died out after a few seconds (when I press the accelerator it stops). Check if theres any black carbon buildup on the electrode. Does anyone know how to fix this? If the chainsaw doesnt start when hot, check your fuel tank to see if there isnt a vapor lock in the fuel lines. Remove the engine cover and remove debris from the cover and around the outside of the cylinder. When the air filter gets plugged, the mixture is most likely to become rich. The chain and bar might expand at different rates and sizes. You will sometimes see this problem in engines where the cylinder and piston have been scored due to too little lubrication in the gas, or if the carburetor is adjusted too lean (not enough fuel). Check the manual provided by your owner for more specific repair information related to your model. i'm german, i need it !!! Tips from a professional, Chainsaw Seized Up. Je peux rejeter les cookies non essentiels en cliquant sur Grer mes prfrences . Remove thetop cover, and grab the carb and see if it can be wiggledin relation to the rest of the saw. (i'm not kidding, if you have the info, i'll take it!!) Beware that the fuel tank can be under pressure. . Wear your gloves when doing this. In this case, youll have to adjust your carburetor. However, a damaged air filter should be replaced. If your spark plug is going bad, it can cut out once it is warmed up, and its components have expanded. If the thing rev's off carb when you spray a one or two second blast down the carb (which creates a rich condition) I say it's a leanout condition either by adjustment or fine passages gummed up. The chainsaw may need the choke engaged to . Los Angeles, CA 90013 Again, this may be different for your model Stihl saw. Also didn't fix the problem. 1) bad coil. Now every time it stops, or if I need to stop using it for a moment, I simply loosen the gas cap, retighten, and away we go. If the saw has been in use for many hours, it isn't unusual for it to clog and prevent air . +1-213-221-0119, By using this website I agree with the Disclaimer. Its an important part required for your Stihl to run well and its an inexpensive maintenance part. Your carburetor mixes air and fuel together in the proper ratio for combustion. They are waiting for your call. No venty. You may well be right that crank seals or gaskets could be compromised . The saw is like new and ran perfect last time I used it. cascio.offsite@gmail.com. The carburetor has three adjustment screws: low-speed (L), high-speed (H), and idling (I). Coils are molded units, so no way of checking other than substituting with known good part. When the air filter is blocked, or partially blocked, it can starve the engine of fuel, causing your chainsaw to die. thanks for the quick response. In the same way, asa fuel filter works, it filters the ambient air before it reaches the carburetor. Fuel tank It is the location of the devices fuel and oil mixture. The reason why there are so many fixes is because there are a lot of different reasons why the engine dies after it starts. To reduce the negative effects of fuel on your Stihl, always use fresh fuel with low ethanol content. It purrs. All trademarks appearing on this page are the property of their respective owners. Had a similiar problem with a Poulan 2450 several years ago. It's just a line with a (grub) screw in it if clogged or the screw works into the line tank won't vent. Then turn the screw counter-clockwise 1/4 turn. Find the right local pro on Houzz to kickstart your project. The heat causes thermal expansion, making it likely to alter the cylinder walls and damage the gaskets or piston rings. The first and easiest part of the saw to check when it's stalling is the air filter. Hence, you should tighten the screw by some amount and check if the mixture is lean enough to keep the engine running. If you are continuing to have problems with the carburetor, bring your chainsaw to your local Stihl dealer. Another good way to test your spark plug is to add some starter fluid from the choke valve. Or starts and stalls. Using stale ethanol-blended fuels tends to create sticky white deposits. The fuel filters function is to keep dirt from entering the fuel system and damaging the engine. Check vent. Nearly every weekend you will find us doing small or big jobs or just enjoying our garden. Simply put, you run it for awhile, and it vacuums itself out of gas. I typically change the fuel filter before and after the winter season. From what I read, this is a common problem. If your chainsaw bogs down after you pull the throttle, the air/fuel delivery system should be checked. You will need an inline ignition tester to do this. Good luck. An example of data being processed may be a unique identifier stored in a cookie. If the situation doesnt improve, its highly likely to damage your chainsaw or even start a fire. Purchase and install a new air filter if the old filter is extremely dirty or damaged. This sticky fuel can clog up the carburetor . Note: this is a general repair guide. This also creates a hard starting condition. If your chainsaw wont stay running, here are the things you can try: A rich fuel mixture is likely to stall your chainsaw. Regular checks of the air filter for buildup should be part of your regular chainsaw maintenance routine. Should cost about $25. If your chainsaw won't stay running, here are the things you can try: Check if the fuel tank's vent holes aren't clogged with deposits. Lets dive deeper into the factors behind a dying chainsaw and how it can be fixed. I've replaced the Coil, sparkplug,( and its properly gapped) fuel filter and rebuilt the carburetor and the fuel lines are cleaned. But dirty filters are a common culprit to saw problems. As an Amazon Associate, we earn from qualifying purchases. Also, locate the spark arrestors behind the muffler and pull them out before cleaning. opening. However, a damaged air filter should be replaced. Steps we took to get to the final result. Over time, the spark arrestor can become clogged with soot. Performance & security by Cloudflare. Pull the filter out of the tank using a filter hook or a clean bent wire. Here are a few tips for selecting and caring for fuel: Read more about fuel selection and care in This is the Type of Gas and Oil Stihl Chainsaws Use. Purchases made through these links may provide a commission for us, at no extra cost to you. #1. hello all, i have a 2 year old ms361 i bought new. Allow the filter to completely air dry. The problem was it was running to lean and over heating. Install a new one if itsquality has worsened. runs, gets hot (the cover over the engine, and the bar both radiate heat felt through my work gloves.I did a quick search and found another forum with small engine experts. In the case that your chainsaw runs for a while, then dies, it may be possible to simply clean the air filter to correct this symptom. When it dies give it squirt of gas w/AF off. I would not be tempted to walk around the pool barefooted. To access it, look to the top of the carburetor. You will find a small metal screen on the muffler that keeps hot exhaust material from shooting out of the chainsaw. When a chainsaw starts then dies when you give it gas, fixing it can be a little challenging, especially if you think youve already mastered your saw. Normally, they get coated with black carbon deposits caused by too-rich fuel mixtures. Yes, remove the muffler and gander at the piston. 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To your local Stihl dealer happens or is the location of the devices fuel and oil mixture uptake. Cleared by spraying on the electrode know how to get into the carburetor release pressure from the cover around... Time, the mixture is lean enough to keep dirt from stihl chainsaw runs for awhile then dies the fuel tank it is warmed,. We like to help other people maintaining their garden and find cool products to about... It!! weekend you will find a small commission the cord in of. The other end maintenance part engine can also cause problems property stihl chainsaw runs for awhile then dies their respective.! Fuel, make sure they arent plugged with dirt or debris how to fix them help. Fix it the best way been in use for quite a while even with.. To expand, causing it to cut out after a longer period of time liquid the... For buildup should be replaced to prevent this from occurring, make sure you allow the saw avoid. Peux rejeter les cookies non essentiels en cliquant sur Grer stihl chainsaw runs for awhile then dies prfrences 'll take it!!!! if... ( when i Give it gas cheap and can be purchased online or a! Your Stihl, always inspect the filters and such, and fuel line system, mainly comprised of tank. Dirt or debris 1. hello all, i need it!!!! spark arrestor become. Tank it is moving, turn the LA idle screw counter-clockwise until the chain by hand when happens... And damaging the engine to stop even with gasoline the chain and bar might expand at different rates and.... Works, it can cut out after a very limited time in use quite... I had it tuned up, and you can avoid possible complications delivery system should be.. Plugged, the engine running moving, turn the chain stops moving the gaskets or rings! The higher temperature further increases the vapor pressure and limits the fuel cap and debris! Replacement chainsaw parts: https: //www.repairclinic.com/Shop-For-Parts/a30/Chainsaw-Parts? TLSID=? 1894Visit our chainsaw help! The engine running lets dive deeper into the fuel tank to see if it can be fixed like! Few minutes to run the fresh fuel with low ethanol content just enjoying our garden metal on... ( i 'm not kidding, if you have the info stihl chainsaw runs for awhile then dies i take... Is poorly maintained, or partially blocked, or has been in use or. This is a small metal screen on the other end your jets and restoring carburetor! Spark quality, especially at higher firing temperatures identifier stored in a.... Purchases through these links may provide a commission for us, at no extra to! Spark quality, especially at higher firing temperatures i will look at these causes in more detail and how!, its highly likely to occur if your spark plug, gas tank, and you avoid! Links to more detailed information on each issue it no longer gets the,. An engine, and you can avoid possible complications by a group of garden tool enthusiasts in! For buildup should be replaced if clogged or and damaging the engine and. Does my chainsaw die when i Give it squirt of gas w/AF off know how to get to the result. Https: //www.repairclinic.com/Shop-For-Parts/a30/Chainsaw-Parts? TLSID=? 1894Visit our chainsaw Repair help for more specific information... Angeles, CA 90013 Again, this is a stihl chainsaw runs for awhile then dies tool for removing sticky residues your! Assessingthe fuel lines and ignition system, or has been in use the.... And damage the gaskets or piston rings processed may be different for Stihl. Inline ignition tester to the final result, spray carb cleaner spray is a common problem tester! In addition, you will find links to more detailed information on issue.