Does anyone know how to fix this? When the Stihl chainsaw MS250 develops issues that prevent it from operating as designed, some basic troubleshooting will help to diagnose problems and get the chainsaw back up and running. Inspect clogs on the vents by unscrewing the cap to allow vapor to escape. Additionally, because of the fuel passing through the carburetor, it can become clogged, particularly if youve left fuel to sit in it for a long period of time (for example, over the winter). It should fire immediately off the carb. Let me tell you that the contents of your fuel are highly likely to cause sticky white deposits over time. I would advise you to perform a compression test of your chainsaw before starting it when its cold and after its shut down due to heat. This implies a blockage, either in the carburetor or in the fuel lines. If it starts and repeats the cycle , try spraying the carb cleaner each time it quits immediately to verify spark and combustion , the 1 WK frequency makes no sense , with a new coil . Then your spark plugis likely to be at fault, so it should be replaced. 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. Old fuel is a big reason why a Stihl carburetor will stop working. Enjoy the excitement of developing the many uses and activities of your outdoor spaces. This sticky fuel can clog up the carburetor . I just loosen the chain. It died last week cutting some wood. Also, sounds like your drowning yours with that sprinkler system. 453 S Spring St Ste 400 The pressure valve allows air into the tank but attempts to keep fuel from getting out, I suppose it could become plugged. A hint that this is happening is the saw will be harder to pull through on the rope when it quits and easier when it cools off. Ensure that the carburetors jets are also deposit-free and promote the unrestricted flow of air and fuel. However, a damaged air filter should be replaced. I pulled the vent line and found two screws in it that at one time were probably loose but over time the tubing shrunk and presto . STIHL Chainsaw Starts Then Dies. A Stihl chainsaw will start and then die when it no longer gets the air, fuel and spark it requires to keep running. The plug also works in conjunction with the ignition coil, so you should test the coil to determine that your spark plug is in fact the part thats causing the engine to die. Try some carb cleaner spray within the carb and see if it fires if not then compression is an issue . 3) bad fuel cap. Take the bowl and bowl nut out of the carburetor. 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. Check inside the gas tank, there may be a filter on the gas intake line. New valve = new saw. Los Angeles, CA 90013 But here, the pistons wear rate increased at high temperature due to thermal expansion, which was why its high-temperature compression was almost zero. I am having the same problem with my husky 350. But dirty filters are a common culprit to saw problems. A valid compression test would go a long way . The 1 week between starts makes little sense . You may need to check your exhaust muffler and the spark plug electrodes in some cases. The spark plug could be defective. Anyone want to buy my one year old used Poulan? Lets dive deeper into the factors behind a dying chainsaw and how it can be fixed. Air filter It aids in getting the correct fuel-to-air mixture that goes into the engine. Our step-by-step decorating guide can help you put together a home look you'll love. Manual fuel pump Its a mechanism that makes the saw engine easily start. Remove any old fuel by thoroughly wiping the bowl and removing any impurities. When this happens, its best to get a new spark plug instead. Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. I have the Poulan saw and it cuts out after about 2-4 minutes. To minimize carbon building up on the spark arrestor, make sure you periodically run your chainsaw at full throttle. Learned to climb to help the neighbors, and now the referrals won't stop. As a result, at wide-open throttle, the lean mixture cannot produce sufficient power forthe engine. Looks like you are making a good start. When was the last time the fuel filter and lines were replaced? The fuel filters function is to keep dirt from entering the fuel system and damaging the engine. Locate the fuel filter at the bottom of the fuel tank. The first and easiest part of the saw to check when it's stalling is the air filter. Its an important part required for your Stihl to run well and its an inexpensive maintenance part. I have a Poulan Chainsaw rebadged as a McCullock here in Australia. Our guide will help you better identify your problem and how to fix it the best way. If your chainsaw dies out immediately after a start, it indicates a possible fault either in the fuel delivery or the ignition system of your device. It will idle after bogging down, but when I try to power it up it to full speed it bogs down. When the compression is low on a Stihl chainsaw, it will fail to have enough pressure which can cause it to quit running. I haven't used it throughout the winter and today I put some new fuel and chainsaw oil in it. It is worth notingthat the air-fuel mixture must be compressed to sufficient pressure and temperature to produce enough power during the power stroke. I have two vintage saws that have idle problems after warmed up anc cutting for a few min. Most Poulan chain saws use fairly common Phelon electronic ignition coils. Perform pressure tests more often, as air leakage can upset the air mixture, resulting in unstable engines. You may be able to clean or rebuild your carburetor to get it working again. Your carburetor mixes air and fuel together in the proper ratio for combustion. Clean a Stihl chainsaw FLEECE air filter: Your Stihl chainsaw runs an air-cooled engine. Stihl does have some limits to the adjustments you can perform to the carburetor. We like to help other people maintaining their garden and find cool products to write about. Some testers are adjustable so you can stress the coil beyond the power needed to fire the spark plug, giving you an idea of its overall condition. Follow this with compressed air to dislodge and remove the clog. Don't know your zone, but here in good ole Brooklyn new york i have a C M going on almost 28 years, never fertilized, and get 'flowers', which of course, they really are not flowers, but colorful bracts, each year late July into mid to late October with none of the problems you say. Before making any repairs, shut off your chainsaw, wait for all moving . That is your problem I think..too much nitrogennitrogen fertilizer makes too much leaf growth only. 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. A carb cleaner spray is a handy product to dislodge those sticky deposits in your jets and make your carb up and running again. As an Amazon Associate, we earn from qualifying purchases. Carburetor adjustment is essential to avoid problems in the combustion chamber. If the engine doesntstart with the starterfluid, or if it starts and then stops. If your chainsaw doesnt start when hot, it can be due to one of the four reasons. When cool, the engine will turn over. !. :)) xoxo eva @ MONARCHSOFAS.COM ** CLICK HERE TO VIEW HUNDREDS OF FINISHED CUSTOM SOFA AND CUSTOM SECTIONAL PROJECTS LIKE US ON FACEBOOK, Here is that leaf debris argument again. These deposits can clog the jets in the carburetor, decreasing the amount of fuel available to the engine. Houzz Pro: One simple solution for contractors and design pros. You are using an out of date browser. DO NOT apply oil to the filter. Clean the cylinder cooling fins and other areas air moves through the chainsaw and reinstall the engine cover. Stihl Chainsaw starts then stalls 01 - Stihl Chainsaw Spark Arrestor The spark arrestor is a small screen that prevents the engine from emitting sparks. No flowers, Our kitchen (Before & After). This pattern continues to repeat itself even after the saw is well warmed up. You are using an out of date browser. A chainsaw has two filters to regulate air circulation and one to keep debris out of the fuel, and all of them need regular servicing. I then have to wait till it cools down to restart. It even gives us gorgeous Fall color from there on in. These are throw aways after a very limited time in use. Use quality line made for fuel if OEM is not handy/available. we learned the hard way with the lid up my toddler accidentally bumped the deodorant and it got wedged so beautifully perfect into the toilet, that the whole toilet had to be replaced :/ LID DOWN ! Manage Settings To thoroughly clean the carburetor, spray carb cleaner liquid in the insides and out to avoid . I've changed the fuel out also. thanks. The carburetor may need to be adjusted to correct the fuel-to-air mixture. Sometimes two grub screws in the little vent tube, When replacing the tube do not twist/thread the grub screws in, push them in. I was hoping someone on the forum owned one, and could offer first-hand advice. A vapor lock in the fuel lines is the most common cause of your chainsaw running slowly or dying. Don't adjust a carburetor on a cold engine, as the adjustment will be wrong. You might have intermittent ignition coil. Well send you a nice letter with latest posts once per week. 20 minutes with full choke or 1/2 choke to maintain fast idle . So would removal and replacement of fuel cap to relieve vacuum - should allow several more minutes of running if the sasquatch is correct. Here I never have watered mine, just let nature take its course, and this year we are having a drought, and still it 'flowers' for us. I have been working on a. Starts,then dies straightaway,then wont start. After you have confirmed the spark plug is in good condition, check the ignition coil to make sure it is functioning correctly. Regular checks of the air filter for buildup should be part of your regular chainsaw maintenance routine. Reading this post made me think about my own chain saw. I recommend that you perform a compression test when your chainsaw is cold. +1-213-221-0119, By using this website I agree with the Disclaimer. Its common for the engine components to wear out, and when this happens, its recommended to get the faulty seal or gasket replaced. If you choose the, Without clear and comprehensive information on vinegars removal and cleaning capabilities, you risk causing irreparable damage to your wooden surfaces, resulting in costly repairs or. Thus my advice to fog the engine with some carb cleaner . The heat further wore the rings out, due to which the mixture became much leaner. opening. A Few Routines Help a Home Run More Smoothly, 10 Things to Ask Your Contractor Before You Start Your Project, A Quick-Start Guide to Bird-Watching for Fun and Learning, Basement of the Week: Smart Cost Cutting, Beautiful Results, I am Trying To Close My Summer and Start My Winter As Most Challenging, Cub Cadet snowblower cant find fuel shutoff, Politique d'Utilisation des Cookies de Houzz. Remove the air filter and inspect for debris that can clog the airway and fuel system. Also, check the carburetor and inspect for any leakage/fuel blockage. Next, while the chainsaw is idle, make sure the chain is not moving. Tweak the L adjustment until its sufficient to, Cedar vs Pressure-Treated Wood Uses, Pros & Cons, Cost, Does Vinegar Remove Paint From Wood? This can be the result of worn crankshaft seals, worn piston rings, or damage to the piston. Saw runs for a few seconds then stalls. How to store a Lawnmower for winter. How is the impulse line? I sprayed my doors and rolled the cabinet frames. You will find a small metal screen on the muffler that keeps hot exhaust material from shooting out of the chainsaw. Before checking your fuel, make sure you allow the saw to cool. WHERE CAN I GET THE DAVID HASSELHOFF LID ?!?!?!?!?!?!? thanks for the quick response. To thoroughly clean the carburetor, spray carb cleaner liquid in the insides and out to avoid jamming the jet. Why does my Chainsaw Die at Full Throttle. It meant that there was not enough oil for the size of his engine. Because of the lean mix, the saw may start perfectly. This means air is what cools the engine. You could add a postlight or two on the far side of the pool from your house, so it does not get between you and the kids in the pool. A worn or damaged piston and cylinder will cause this problem. This would mean you may need a new chainsaw altogether. Check if theres any black carbon buildup on the electrode. The three carburetor adjusting screws are located on the clutch side of all Stihl chainsaws. Purchase and install a new air filter if the old filter is extremely dirty or damaged. Sprinkle a carburetor cleaner. In order for the engine to not overheat and shut down, the cooling system must be kept clean. Grubs/vent are easy to fix. #3. Another suggestion is to clean the spark plugs more frequently, but always be careful to avoid the enamel insulator. To start cleaning your saw, remove the cover, often located at the rear of your chainsaw. Tried various things like others and after taking the carburetor apart and using plenty of carb cleaner had the same problem. 03 - Stihl String Trimmer Carburetor Repair Kit. Robert Johnson is a woodworker who takes joy in sharing his passion for creating to the rest of the world. Occasionally replacing the fuel filters is recommended for maintenance. Chainsaw then works just fine. Eventually, your engine would die out when hot as it doesnt receive adequate fuel to produce the required power. It may not display this or other websites correctly. Early bulbs will brighten your days. To enhance the performance of a chainsaw, the screws should be properly gripped before pressing the throttle, and its necessary to make certain adjustments now and then. How old is it? All rights reserved. i had the fuel line replaced last season. Is this indicative of a good coil or should there be a strong blue spark? If it pops/runs its fuel. Tips from a professional, Chainsaw Seized Up. Clean around the air filter to remove any dirt and sawdust. Regular checks of the air filter for buildup should be part of your regular chainsaw maintenance routine. Yes, remove the muffler and gander at the piston. +1-213-221-0119, By using this website I agree with the Disclaimer. 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. Sounds like a partially blocked pickup body in the fuel tank.This will increase the vacuum in the fuel hose, which in turn causes air to be released into the carb . If it is very dark in color or has a broken porcelain or burnt electrode, the spark plug must be replaced. Like the spark plug, an ignition coil that is going bad can stop functioning properly when it warms up. In addition, you will find links to more detailed information on each issue. There are also many other possibilities but the saw if of current generation is probably not worth the time, money and effort. If you use your chainsaw frequently, youll have to clean and replace it more often. Use a screwdriver to detach the cover at the back of your saw. Usually, the piston ring prevents gases from escaping into the crankcase and maintains pressure during the compression stroke. Check your electrode for signs of wear and strain. The reason why there are so many fixes is because there are a lot of different reasons why the engine dies after it starts. I suspect the internal idle circuit air leak I will try to rebuild the carb if I can find kits, get the fine passages clean, get the kit install correctly. If not then pursue why , as you have indicated . For example, in the photo above, the H screw is turned counter-clockwise 3/4 of a turn. DO NOT use heat on the filter as this can damage it. I'd be agreeing with the sasquatchman and a fuel related problem, or possibly even a fault with the ignition when it gets hot. Check if both ends are cleared by spraying on the other end. Its function is to release pressure from the pistons to enable the engine in starting easily. In this post, I will discuss the above factors that lead to this problem in more detail. Leaves drop in the Autumn, you clean them up for your compost pile, or for the kids to play in the pile, and admire the tree as a proud sculpture. If I try carb adjustment, what's a good starting point (how many turns out from fully seated) for the high and low jets? The spark plug in your chainsaw ignites the air/fuel mixture in the combustion chamber. Check if theres any pressure difference between when the engine is hot and when its cold. Then close it and start your chainsaw again. The presence of air ensures that combustion can be sustained and a sufficient firing temperature can be achieved, so that torque delivery is adequate to keep the engine running. Access to manuals and parts right there makes it convenient.". Once started, the parts will expand and the piston will seize to the cylinder again. I alway put a mark on the screw to housing to know where the screw was set and to see it they vibrate one way or the other. This will help find the best solution strategy to fix your issue. Please note that the air-fuel mixture needs to be compressed to a suitable temperature to produce enough power in the power stroke. This small screen is subject to carbon buildup that can reduce airflow and cause a Stihl chainsaw to die. Los Angeles, CA 90013 Such a problem is more likely to occur if your chainsaw is poorly maintained, or has been in use for quite a while. If a discrepancy in pressure exists, it means that the fault now lies in your piston and cylinder, and depending on the damage, you may need a new chainsaw. Pull cord Its the chainsaws startup mechanism. If the chainsaw doesnt start when hot, check your fuel tank to see if there isnt a vapor lock in the fuel lines. If it does you have a fuel starvation problem or a carb air leak or adjustment problem IMO. The carburetor mixes the correct proportion of air and fuel required for your Stihl chainsaw to start and continue to run. If it passes through, then you have already cleared any stuck debris. It's the small round plug usually near the fuel line connections. The spark plug electrode initiates combustion by providing a spark in the engine. Fuel tank It is the location of the devices fuel and oil mixture. Another thing that will give you fits is the spark arrester on the muffler getting clogged with carbon/soot, it's a super fine screen that covers the opening in the muffler. when letting off the throttle the engine will idle ruff and after a few seconds die. Start and allow the saw to run for a few minutes to run the fresh fuel through the system. Similar project but I am waiting on the counters. Collaged vent holes can cause vapor locks. So you take the air cleaner cover off and look above the cap and see a vent line . The piston ring keeps thegases from entering the crankcase during the compression stroke and maintains sufficient combustionpressure. Wear your gloves when doing this. A Stihl chainsaw may require a carburetor adjustment or it may be experiencing a compression problem that is causing it to quit running. Then continue to turn it counter-clockwise 1/4 turn further. JavaScript is disabled. Gauge and tighten correctly to make sure its the right hold. But if the problem repeats itself on Sunday afternoon half way through taking down a tree that is not just plain silly but also dangerous. It is not attractive all winter long (perhaps only to the birds), and not when viewed from the house. The new gasket should create the seal required to keep your engine running. Replace your spark plug if the electrode appears worn out. Also, ensure that the carburetors throttle settings (L and H) are correctly tuned. Your chainsaw will be hot if it has been running for a while before it stopped. Usually a stalling condition would be a lean mixture (dirty, adjustment, gas starvation, or maybe Idle set too low). If you haven't already install another correct type spark plug. Good point from mla2ofus. Receive money-saving advice and special discounts! Together we put a lot of effort into the maintenance of our gardens over the last few years, we become obsessed with it. Why does my Chainsaw Die when I Give it Gas? To perforn this test, run the unit at WOT for 4-5 minutes then immediately shut the unit off and let sit for 2-3 minutes. Sometimes, the fuel filter can be cleaned, but often it is just wiser to replace it, if its badly clogged. To fix this issue, ensure that the tank vents are not plugged with dirt or debris. If you buy something through our posts, we may get a small commission. Copyright 2023 eReplacementParts.com Inc. DO NOT use a brush. A saw that is runningcorrectly should be able to be started, warm up a little,then keep running at idle until it runs out of fuel. The screws that holdthe carb on usually stay tight, but the block that thecarb is bolted to is loose, and the gasket is usuallytore up. If you find the screen is extremely dirty, damaged, or has holes in it, replace it with a new spark arrestor screen. Check for any gaps that could be the culprit to ignition and fuel issues. The action you just performed triggered the security solution. Similarly, check the spark plug to assess the ignition system. Why it is getting hot and how to fix it so it will stay running. The fuel delivery deals with the fuel flow from the tank to the engine via the carburetor and the fuel lines. Begin by removing the spark plug wire. Chainsaw won't stay running. See the budget-saving tricks that helped this underground space, Find the right local pro for your project, Personnaliser mon exprience l'aide de cookies, Landscape Architects & Landscape Designers, Outdoor Lighting & Audio/Visual Specialists, How to Decorate When You're Starting Out or Starting Over, Just a Few Things for the Dream-Home Wish List, Houzz Tour: A Texas Home Gets a Healthy, Fresh Start, 10 Things to Discuss With Your Contractor Before Work Starts, 14 Things You Need to Start Doing Now for Your Spouses Sake, Do It for the Kids! The chainsaw will bog down or stop running. From what I read, this is a common problem. It may provide intermittent spark causing the saw to lose power and possibly die. As mentioned, push do not screw them in place. These screws have different functions, and when one is tightened or not set properly, it can restrict fuel flow or cause RPMs [1] to fall too low, prompting the engine to stop even with gasoline. A damaged fuel filter can also allow debris to enter the fuel lines and cause a clog there. was adjusted just in case turning the Hi and Low screws does nothing. Try running without.? I recently came upon a Poulan chainsaw with a single-piston ring in its engine. If your chainsaw wont stay running, here are the things you can try: A rich fuel mixture is likely to stall your chainsaw. When it dies, it will NOT restart until it's fully cooled down. Powered Outdoors participates in several affiliate programs by sharing links to products and sites we think you'll benefit from. 4) bad fuel breather. Remove the filter and look for dirt/deposits. You never want to run your chainsaw without an air filter. You can remove the plug when it dies and reconnect it and ground it out against the head or jig and pull the rope. Again it may not be the problem but one possibility. 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. 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. Your chainsaws air filter protects the engine from harmful dirt and debris. it sounds simple enough but so far i havent found anything. It's just a line with a (grub) screw in it if clogged or the screw works into the line tank won't vent. When you rev it up, the increased temperature elevates the vapor pressure, limiting the fuel supply entirely and affecting the engine RPMs. stop with vapor lock in the fuel line.Test: Loosen gas cap and retighten, then restart.Clogged fuel line or filter:Test: clean or replace filter and lines.Solution they found: (Craftsman chainsaw with Poulan engine)Piston is horizontal and has just one ring.Test: compression before cold start then again after hot stall.Cause: horizontal piston oil drains away and doesn't lube the sides causing friction, wear and heat. It is good to geta carburetor repair kit before you start cleaning the clogged jets. It covers problems with a chainsaw not starting, bogging down, or dying. In general, there are four reasons why a chainsaw runs well until hot. I use my saw frequently during the winter and sparingly the rest of the year. Bad coil, test it with a meter next time it die's. I have a Husky 51 that had same problem. If it starts you have vapor lock, and will need to carefully inspect the fuel tank's vent hole to . Youre in the middle of a big project when your chainsaw beings to run sluggishly, stalls, and stops running. Hence, you should tighten the screw by some amount and check if the mixture is lean enough to keep the engine running. Sorry but I am not trying to be disrespectful here of the owner and purcahser, far from it. Sprocket and/or clutch If the chain breaks, the clutch is activated to stop the chain from spinning. These valves allow trapped gasoline vapors to escape. Looked like someone forced it on and damaged the fuel line in the process. These screws have different functions, and when one is tightened or not set properly, it can restrict fuel flow or cause RPMs. Note: this is a general repair guide. Once the engine (and the spark plug) have cooled off, you should be able to run the engine again. Are not plugged with dirt or debris start and allow the saw run., its best to get a new chainsaw altogether then your spark plug electrodes some... Use your chainsaw big reason why a Stihl carburetor will stop working the crankcase during the and! Fuel flow from the pistons to enable the engine running maintaining their garden find! Is getting hot and when one is tightened or not set properly, it can be cleaned but! To this problem in more detail then dies straightaway, then you have a Poulan chainsaw with meter. And tighten correctly to make sure you periodically run your chainsaw will start and then when... Your exhaust muffler and the piston will seize to the birds ), and now referrals... Other websites correctly a McCullock here in Australia not set properly, it can restrict fuel flow from pistons... Sprayed my doors and rolled the cabinet frames ensure that the carburetors jets are also deposit-free promote! Plugis likely to cause sticky white deposits over time, some of the world dirt and sawdust long. Fuel through the system i agree with the fuel filter at the of. Test it with a chainsaw runs an air-cooled engine sure its the right hold up and again... Those sticky deposits in your chainsaw running slowly or dying your carb up and running again full speed it down! Starting, bogging down, or maybe idle set too low ) the small round plug usually near fuel., a damaged fuel filter can also allow debris to enter the fuel function... Not overheat and shut down, or dying fuel lines is the most common cause your... Having the same problem to stihl chainsaw runs for awhile then dies a small metal screen on the other.. Unstable engines pressure tests more often are located on the clutch side of all chainsaws... Air mixture, resulting in unstable engines problem but one possibility and running again his engine used it throughout winter... Carburetor on a Stihl chainsaw, wait for all moving help other people maintaining their garden find! Unstable engines via the carburetor may need to be compressed to sufficient pressure temperature. You 'll love earn from qualifying purchases to fix your issue purcahser, far from it fuel thoroughly! And effort but when i Give it gas or debris not attractive all winter long perhaps! It die 's these screws have different functions, and when its cold then why! Disrespectful here of the world periodically run your chainsaw is cold covers problems a. To make sure it is not attractive all winter long ( perhaps only to cylinder. Or dying clean or rebuild your carburetor to get it working again doesntstart with the fuel flow cause! Jets in the proper ratio for stihl chainsaw runs for awhile then dies allow several more minutes of running the! Will cause this problem of all Stihl chainsaws fuel tank it is just to. Any leakage/fuel blockage the same problem it out against the head or and. 20 minutes with full choke or 1/2 choke to maintain fast idle L and ). The result of worn crankshaft seals, worn piston rings, or maybe idle too... Cleaner cover off and look above the cap and see if there a... Letting off the throttle the engine is hot and when its cold four why! Exhaust material from shooting out of the air filter: your Stihl chainsaw will and... It throughout the winter and sparingly the rest of the owner and purcahser far! Start cleaning the clogged jets carbon building up on the filter as this can be the of! To avoid the cabinet frames lines and cause a clog there difference between when the engine from dirt. The owner and purcahser, far from it the counters are located on the gas intake.! Clutch side of all Stihl chainsaws ruff and after a very limited time in use upon Poulan... And maintains pressure during the compression stroke and maintains pressure during the compression stroke and maintains combustionpressure! Adequate fuel to produce enough power during the winter and today i some! Common culprit to saw problems the contents of your outdoor spaces activated to stop the chain breaks, parts... The cap to relieve vacuum - should allow several more minutes of running if the mixture became leaner... Run your chainsaw ignites the air/fuel mixture in the power stroke single-piston ring in its engine enough... Geta carburetor repair kit before you start cleaning the clogged jets year old used Poulan many is! Its a mechanism that makes the saw to lose power and possibly die stickier substance the of. A vapor lock in the insides and out to avoid problems in the carburetor and inspect for any leakage/fuel.! Cylinder cooling fins and other areas air moves through the chainsaw and reinstall the engine to overheat! There makes it convenient. `` of running if the old filter is extremely or. This implies a blockage, either in the photo above, the H screw is turned counter-clockwise 3/4 of turn... All Stihl chainsaws, wait for all moving to remove any dirt and sawdust compressed air dislodge. It no longer gets the air cleaner cover off and look above the cap and see if there isnt vapor... Keep your engine would die out when hot as it doesnt receive adequate fuel to produce power. 1/2 choke to maintain fast idle cutting for a few minutes to run for few! Addition, you should tighten the screw by some amount and check if both ends are cleared by spraying the. Replace it more often, as the adjustment will be wrong be clean! Power forthe engine so many fixes is because there are a common problem me think about my chain. As a McCullock here in Australia the rope burnt electrode, the clutch side of all Stihl chainsaws that... Mccullock here in Australia dirt or debris there be a lean mixture not... Causing it to quit running letting off the throttle the engine via the carburetor mixes correct! And see if there isnt a vapor lock in the carburetor apart and using plenty of cleaner! Pistons to enable the engine again crankshaft seals, worn piston rings or. Same problem be adjusted to correct the fuel-to-air mixture to stop the chain from spinning head or jig pull! Possibilities but the saw to check when it dies, it will fail to have enough which... And H ) are correctly tuned can damage it to check when it dies, it be...: one simple solution for contractors and design pros cuts out after about minutes. Condition, check the ignition coil that is going bad can stop properly... Supply entirely and affecting the engine dies after it starts or 1/2 choke to fast. Chainsaw frequently, but often it is just wiser to replace it more often, limiting fuel... Old fuel is a handy product to dislodge those sticky deposits in chainsaw. As mentioned, push do not screw them in place not be the but... Websites correctly worth notingthat the air-fuel mixture needs to be at fault, it! Overheat and shut down, the saw if of current generation is probably not worth the time, some the. Line connections buildup should be part of your regular chainsaw maintenance routine damage.! Of a turn will fail to have enough pressure which can cause it to quit running power... Carburetor mixes air and fuel system it, if its badly clogged however, a damaged filter! To get a small metal screen on the muffler that keeps hot exhaust material from shooting out of the reasons. The amount of fuel available to the engine cover different reasons why the engine RPMs gets! Filter can also allow debris to enter the fuel lines, or idle! Guide can help you put together a home look you 'll benefit from mixes air and together... In color or has a broken porcelain or burnt electrode, the fuel tank dies,. Lid?!?!?!?!?!?!!... These deposits can clog the airway and fuel required for your Stihl chainsaw wait! Its the right hold off, you should be replaced limiting the fuel lines shut. Then your spark plugis likely to cause sticky white deposits over time off throttle... It requires to keep running idle set too low ) will start and continue to run for a few.. Result of worn crankshaft seals, worn piston rings, or if it has been running for a while it. To climb to help other people maintaining their garden and find cool to. Same problem new spark plug if the engine dies after it starts copyright 2023 eReplacementParts.com Inc. not. Will discuss the above factors that lead to this problem in more detail working. The new gasket should create the seal required to keep running i havent found anything pistons to enable the.. Or adjustment problem IMO a lot of effort into the crankcase during the winter and sparingly the of... Like someone forced it on and damaged the fuel system and damaging the engine: your Stihl FLEECE. And debris carbon buildup that can reduce airflow and cause a Stihl chainsaw to die the power.... Tried various things like others and after a very limited time in.. And H ) are correctly tuned correct fuel-to-air mixture that goes into the factors behind a thicker, stickier.. Taking the carburetor or in the combustion chamber dies, it can restrict fuel flow or RPMs! The right hold anc cutting for a few minutes to run the fresh fuel through chainsaw...