Clean the screen with a metal brush. If the issue persists, consider assessingthe fuel lines and ignition system. A faulty spark plug could cause the engine to die out. You can either rebuild with a carburetor repair kit or choose the simpler option of replacing the whole carburetor. But dirty filters are a common culprit to saw problems. 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. The compression tester gauge is relatively cheapand may be bought online or from a local hardware store. However, when it becomes clogged, the passage of fuel to the engine is obstructed, causing the engine to stall. Prepare a separate container to store drained fuel before cleaning the tank. Fuel tank It is the location of the devices fuel and oil mixture. Then restart the unit and check for fire on the tester. Lubricant tank It is where you pour in the oil for the chain and bar to work. 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. HELP Please. 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 three carburetor adjusting screws are located on the clutch side of all Stihl chainsaws. Do not rely on neon spark testers, they will lie to you. I typically change the fuel filter before and after the winter season. Check the carburetors jets and make sure that they are kept clean and free of debris. Allow the filter to completely air dry. If not, can some recommend a different brand mini-chainsaw? i also dont know how to check the vent int he gas tank. These deposits can clog the jets in the carburetor, decreasing the amount of fuel available to the engine. Moreover, examine the plugselectrode for signs of black carbon deposits. If you buy something through our posts, we may get a small commission. Register today and take advantage of membership benefits. Perform pressure tests more often, as air leakage can upset the air mixture, resulting in unstable engines. It meant that there was not enough oil for the size of his engine. DO NOT apply oil to the filter. Use a metal wire to brush stale gasoline deposits. You can try to clean the spark plug with a wire brush and reuse it if its just a little dirty. Anyone want to buy my one year old used Poulan? 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. The problem was it was running to lean and over heating. It covers problems with a chainsaw not starting, bogging down, or dying. Sawinery is a one-stop source for anything woodworking-related. The pressure valve allows air into the tank but attempts to keep fuel from getting out, I suppose it could become plugged. Use quality line made for fuel if OEM is not handy/available. The heat further wore the rings out, due to which the mixture became much leaner. You will probably see the snowdrops first, even before the snow is gone, then the little daffodils, and on and on, one exciting discovery after the next to help the kids discover nature and smell the fragrances of Spring (can't do that inside with their handheld devices.) I'd be agreeing with the sasquatchman and a fuel related problem, or possibly even a fault with the ignition when it gets hot. To control how much gasoline deposits get into the combustion chamber at low speed, adjust the L screw. Detach the air filter. Often left unnoticed, the air circulation of the engine can also cause problems. Eventually, the engine died out as the air-fuel mixture became too lean to sustain combustion. It's just a line with a (grub) screw in it if clogged or. Re-chocking (once until it kicks) gets it running again for another 20-30 seconds. The sprocket enables the chainsaw to spin. It can be due to a vapor lock in the fuel tank. If you notice any wear or damage, its better to replace the air filter immediately to avoid compromising the air circulation of your chainsaw. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. Had a similiar problem with a Poulan 2450 several years ago. When cool, the engine will turn over. I have been working on a. Once started, the parts will expand and the piston will seize to the cylinder again. I was hoping someone on the forum owned one, and could offer first-hand advice. 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. Check if theres any black carbon buildup on the electrode. I also removed the fuel filter and tried rinning it without the filter. . Clean around the air filter to remove any dirt and sawdust. Spray a Stihl Varioclean Cleaner or a mild dish detergent and water solution to the outside of the filter. Following wgietz, when I get the warm stalls, I loosen the gas cap and retighten. I still need to find hardware, No need to feel overwhelmed. When you make purchases through these links, we may earn a small commission. To start cleaning your saw, remove the cover, often located at the rear of your chainsaw. Learned to climb to help the neighbors, and now the referrals won't stop. thanks for the quick response. Also, ensure that the carburetors throttle settings (L and H) are correctly tuned. It is important to note that loosening a screw increases the fuel flow rate and enriches the mixture while tightening the screw has the opposite effect.If the idle screw is too loose, the mixture will be excessively rich, and the chainsaw will not run even at idle. Keeping the air system airtight is important to maintain pressure and required temperature. However, a damaged air filter should be replaced. Also, sounds like your drowning yours with that sprinkler system. Leaves falling for two weeks at the end of your pool year, so cut down the tree - Ugh, go back inside to your computer, smiley, a bug may attack you. I will also show how to fix a chainsaw that wont stay running. This may cause the saw to die out when hot. To reduce the negative effects of fuel on your Stihl, always use fresh fuel with low ethanol content. you should see a pretty blue spark??? How old is it? We were unable to add your email to our mailing list. If you cant remove the clog or you find the fuel line is dry and cracked, you need to replace the fuel line with a new line of the same diameter and length. All trademarks appearing on this page are the property of their respective owners. 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. When I checked the fuel line, if broke in half in my hand. Bucking spikes It aids the chainsaw in doing the cutting task instead of stressing your arms. You can also find information on a chain not turning, the engine only running with the choke on, and more. Moreover, it could be that the spark plug has worn out to such an extent where it doesnt produce spark until it cools down. In this case, the most likely cause is air leaks under the rubber pipe connecting the carburetor to the cylinder or its rupture. Chain Its the most important piece of the device, which does the cutting. Continue with Recommended Cookies. Our step-by-step decorating guide can help you put together a home look you'll love. The carburetor has three adjustment screws: low-speed (L), high-speed (H), and idling (I). DO NOT use heat on the filter as this can damage it. This pattern continues to repeat itself even after the saw is well warmed up. On the other hand, the engines piston ringhad degraded to the point that the compression measured at high temperature was 0 psi. In general, there are four reasons why a chainsaw runs well until hot. Again, this may be different for your model Stihl saw. I've replaced the Coil, sparkplug,( and its properly gapped) fuel filter and rebuilt the carburetor and the fuel lines are cleaned. Purchasing a new carb kit, and giving your carburetor a proper cleaning can solve this issue, but occasionally you will need to replace the carburetor entirely, if corrosion is observed inside the part while youre cleaning it. It's about 2 years old and has some mileage on it from clearing Hurricane Katrina damage, but it's in good shape. Were here to tell you, Not a Naturally Organized person? Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. A worn or damaged piston and cylinder will cause this problem. Locate the fuel filter at the bottom of the fuel tank. Occasionally replacing the fuel filters is recommended for maintenance. Remove the filter and look for dirt/deposits. To help you solve this issue, this article will discuss how you can fix your chainsaw that starts but then dies soon after. Check inside the gas tank, there may be a filter on the gas intake line. Only a select few varieties of wood are suitable for use in outdoor projects, among these are cedar and pressure-treated lumber. This website is using a security service to protect itself from online attacks. Give it a try. If the electrode on your spark plug appears to be worn out, replace it. Old fuel is a big reason why a Stihl carburetor will stop working. The air filter is easily located. 2) bad plug. The mass flow rate of the air-fuel mixture entering the engine at idle is controlled by the idling (I) screw. Ensure that the High-Speed Screw is closed to avoid serious damage to the carburetor. The most common reason your chainsaw gets hot are listed below: If the guide bars oil runs out, the friction due to metal-to-metal contact increases drastically. I've tested the coil and sparkplug to check the firing with a meter and reads good (NO EXCUSE NOT TO START). 2. Fix your Lawnmower with our Lawnmower Troubleshooting tool. Its common for the engine components to wear out, and when this happens, its recommended to get the faulty seal or gasket replaced. Occasional DIYers and even professional users still get annoyed when a chainsaw starts and then dies when given gas because what else could be causing this problem? It's just a line with a (grub) screw in it if clogged or the screw works into the line tank won't vent. All rights reserved. You can use a vacuum gauge to perform a vacuum test on the fuel tank to determine if you have a problem with the saw venting. Ifyou have to keep goosing it to keep it running at idle,then something is wrong. It also gives one an incite into the character and characters of the site. The carburetor may need to be adjusted to correct the fuel-to-air mixture. SE CT. Dec 15, 2011. Bad coil, test it with a meter next time it die's. So would removal and replacement of fuel cap to relieve vacuum - should allow several more minutes of running if the sasquatch is correct. A shot of fuel into the carb soon after it stalls might be a good diagnostic. The 1 week thing is curious. When was the last time the fuel filter and lines were replaced? Tips from a professional, Chainsaw Seized Up. Unscrew the carburetor, inspect it for damage, and clean it if necessary. Unfortunately, over time, this debris can build up on the filter and create a blockage. Most Poulan chain saws use fairly common Phelon electronic ignition coils. It may provide intermittent spark causing the saw to lose power and possibly die. it sounds simple enough but so far i havent found anything. Probably a fuel starvation or air leak. Whenever your chainsaw stalls, one of the procedures that experts recommend is to remove the spark plug and examine it, If you see that it is fully caked with carbon deposits, there is a definite sign that the combustion chamber's gas mixture is too rich. Copyright 2023 eReplacementParts.com Inc. Check vent. However I use compression and leak down to verify overall engine condition . Sometimes, the fuel filter can be cleaned, but often it is just wiser to replace it, if its badly clogged. The mixture was leaner, resulting in overheating. In order for the engine to not overheat and shut down, the cooling system must be kept clean. I came across a condition when damaged O-rings at the connection caused air to leak into the carburetor. In addition, you will find links to more detailed information on each issue. Running old gas can be a big culprit, but many other items can cause a Stihl to die. Install a new one if itsquality has worsened. The expansion is the result of molecules moving or shaking faster amongst themselves (whick is actually the definition of heat) and that takes more room than the same molecules shaking less in a colder condition. That is your problem I think..too much nitrogennitrogen fertilizer makes too much leaf growth only. Start the saw and let the chainsaw idle. it's mainly because the piston skirt is swelled and rubbing on the cylinder and rapidly scoring the P/C. Saw runs for a few seconds then stalls. 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. A carb cleaner spray is a helpful tool for removing sticky residues from your jets and restoring your carburetor to a working condition. Well I started reading this thread in 2006. 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. Read your operators manual if you are not sure what kind of filter you are using and confirm the cleaning procedures for that type. Air filters are pretty affordable, and they should be replaced once a year to alleviate engine problems. Fuel can be a big problem when it comes to a chainsaw not running well and dying. Throttle Its like a car gas pedal that sends out fuel to make the engine function. This would mean you may need a new chainsaw altogether. Once I adjusted the carby it was fine. A Stihl chainsaw running with the choke on may be the result of old fuel; a plugged fuel filter; a clogged or punctured fuel line; a plugged fuel vent; a bad carburetor gasket; or a dirty carburetor. Normally, they get coated with black carbon deposits caused by too-rich fuel mixtures. i love the saw, but it is hard to start. Check the filters quality. To access it, look to the top of the carburetor. The carburetor mixes the correct proportion of air and fuel required for your Stihl chainsaw to start and continue to run. After you have confirmed the spark plug is in good condition, check the ignition coil to make sure it is functioning correctly. Check the ignition coil, gasket, cylinder, and other parts listed in our repair and symptom guide, if your chainsaw engine runs for a while then dies. 4) bad fuel breather. Does your chainsaw die out when cutting at full throttle, despite running well at low speed? I use my saw frequently during the winter and sparingly the rest of the year. Does this sound like a fuel problem? It is difficult to diagnose problems like this without seeing it first hand. New part-time arborist. This may be caused by a clogged or faulty tank vent. For a better experience, please enable JavaScript in your browser before proceeding. Due to poor fuel quality, deposits build up on the fuel filter housed within the fuel tank. Connect the tester to the spark plug socket and pull the cord to perform this test. 4. These are throw aways after a very limited time in use. The piston ring keeps thegases from entering the crankcase during the compression stroke and maintains sufficient combustionpressure. Any ideas? was adjusted just in case turning the Hi and Low screws does nothing. Like the spark plug, an ignition coil that is going bad can stop functioning properly when it warms up. Spray carburetor cleaner into the line to loosen the clog. One more simple thing..When it stops, how tight is the chain? chainsaw starts then after few cuts shuts down clynesn 16 years ago my poulon gas chainsaw will start but after about 3-5 minutes of cutting it conks out and won't start unless I let it sit for 10-15 minutes .then still difficult to start..happened four to five times in a row..it runs out like it is out of gas but the tank has gas. If your chainsaw doesnt start, tweak the carburetors adjustment screws until it doesnt bog down. To start cleaning your saw, remove the cover, often located at the rear of your chainsaw. Check the manual provided by your owner for more specific repair information related to your model. Can you easily turn the chain by hand when this happens or is the chain difficult to turn. Yes, remove the muffler and gander at the piston. 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 ! The chainsaw will bog down or stop running. Throttle Interlock It keeps misuse and accidents for occurring. My customer this morning delayed until 1:00, so I went out to test the 028 some more. Sounds like a case vacuum leaking down or a case pressure leaking down. It was undergoing a similar issue, and upon investigation, the fuel delivery and ignition system were operating perfectly. They are waiting for your call. Ensure to mix accurately to 50:1 ratio and add some concentrated fuel conditioner 2 ounces . However, a damaged air filter should be replaced. 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. Also, replace any line that has a puncture. Performance & security by Cloudflare. If the engine doesntstart with the starterfluid, or if it starts and then stops. When the tank isnt able to vent, a vacuum forms that will prevent fuel from leaving the tank to the carburetor. I ran the saw today, and it worked fine. 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. 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! Regulate the fuel volume entering the engine by adjusting the screws of your chainsaw. However the problem sounds like Fuel starvation.Suggest you check the following. I have a Poulan Pro PP5020AV that wouldn't stay running, similar to the problems described above. Spark plug Its much smaller than a car spark plug and whose purpose is the same fuel ignition. It will starts right back up, but won't stay running. Chainsaw vs Sawzall. If you have a moment to pick up a book at the library, seek out Richard Louv's latest, called Last Child in the Woods - Saving our Children from Nature-Deficit Disorder, it will change your life and your children's future development. If the spark arrestor is clogged, the chainsaw may run stall or run rough. Clogged air and fuel filters and clogged carburetor jets are the most common causes of the problem. Beware that the fuel tank can be under pressure. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. If youre a regular chainsaw user and wonder how to solve the problem, this blog will help. Stihl Chainsaw starts then stalls 01 - Stihl Chainsaw Spark Arrestor The spark arrestor is a small screen that prevents the engine from emitting sparks. 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! Why do you want a plant bed adjacent to the pool, to beautify it during the winter from your kitchen window? Chainsaw won't stay running. It should fire immediately off the carb. Replace your spark plug if the electrode appears worn out. These two items can also cause the chainsaw to shut down. Another possible occurrence is fuel vapors building pressure which causes vapor lock. Ive seen cases in which chainsaws were kept under the sun for a prolonged period, and when they were started, they began to have this problem. So I would turn out 1/8 to 1/4 turn on the high side first see if that does any good. Let your saw run for approx. So you take the air cleaner cover off and look above the cap and see a vent line . Check vent. The gas cap is very difficult to remove and I have to use large pliers to untwist it. When the filter isnt changed out regularly, it can become plugged with enough dirt that a sufficient supply of fuel isnt able to get to the carburetor. This is also the key to prevent piston failure. Continue cleaning the exterior of the chainsaw including the air intake on the starter. I like to replace it annually and more often if I begin using the saw more regularly. I advise bringing your chainsaw to a small engine mechanic or your Stihl dealership for testing and making necessary repairs. This created a lean air-fuel mixture which further overheated the engine. Knock dirt out of the filter or use compressed air to blow air from the inside. As the name says, it filters the fuel so that the carburetor gets a clean and uncontaminated fuel charge. Gummy deposits left behind by old fuel can clog the fuel line restricting fuel flow. I prefer to just replace it. cascio.offsite@gmail.com. The air-fuel mix needs to have a sufficient amount of fuel or as they say rich fuel mixture. i'm german, i need it !!! Its function is to release pressure from the pistons to enable the engine in starting easily. We are compensated for referring traffic and business to Amazon and other companies linked to on this site. I found a moulding place that is half the price of Home Depot so I put up new crown and added a small piece to the bottom of the uppers. This is one of those weird things that crop up sporadically. (i'm not kidding, if you have the info, i'll take it!!) Always keep a check on the tanks vents and make sure no debris gets accumulated. Remove the engine cover and remove debris from the cover and around the outside of the cylinder. The high temperature causes excessive vapor buildup in the fuel lines, preventing the liquid fuel from flowing into the carburetor. But, it's alway good to know where the carb. https://www.ebay.com/itm/SMALL-ENGI880083&hash=item1ea7ca19d0:g:rQkAAOxyqUpQ6VKQ, Firewood, Heating and Wood Burning Equipment. Such a problem is more likely to occur if your chainsaw is poorly maintained, or has been in use for quite a while. If it is moving, turn the LA idle screw counter-clockwise until the chain stops moving. One day started surging when hot and then would shut down. The problem disappeared completely and immediately. If you find you have old fuel in your Stihl chainsaw, drain the fuel tank and refill with a fresh fuel mix with a fuel stabilizer like Sea Foam or STA-BIL to help clean the fuel system and reduce moisture. We can easily examine the air filter before checking the carburetor, which maybe causing the chainsaw to stall. thanks. It will idle after bogging down, but when I try to power it up it to full speed it bogs down. This quickly overheats the guide bar and chain. Starts,then dies straightaway,then wont start. Had it for years and ran great. How is the impulse line? A carburetor clogged with fuel deposits or a dustyair filter clogged with debris could be the source of the problem. Check the Filters. These vents ensure that the trapped vapors can escape. If your chainsaw doesnt start when hot, it can be due to one of the four reasons. Works when cold, then internal connection opens with warm, OK again after cooling off. How long the chainsaw runs before dying depends on how badly clogged the air filter is. Manual fuel pump Its a mechanism that makes the saw engine easily start. Steps, Precautions, Alternatives, Staining Douglas Fir Wood in 7 Steps + Best Stain Colors. The above adjustment method could be used to fix most engine problems. Check that the choke is operating properly. A carb cleaner spray is a handy product to dislodge those sticky deposits in your jets and make your carb up and running again. Carburetor adjustment is essential to avoid problems in the combustion chamber. The first and easiest part of the saw to check when it's stalling is the air filter. 03 - Stihl String Trimmer Carburetor Repair Kit. It keeps dirt and sawdust from entering the carburetor throat and wearing on the engine. Find the right local pro on Houzz to kickstart your project. Still runs great for 15 minutes, then dies. Regular checks of the air filter for buildup should be part of your regular chainsaw maintenance routine. Follow this with compressed air to dislodge and remove the clog. A chainsaw carburetor is comprised of three adjustment screws, mainly the low-speed screw (L), the idle screw (I), and the high-speed screw (H). Continuously firing your chainsaw can cause the spark plugs electrode to experience huge damage, resulting in a degradation in the quality. 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 . 453 S Spring St Ste 400 Once the filter is out of the tank, hold the fuel line with needle nose pliers and pull the filter out of the line. Simply put, you run it for awhile, and it vacuums itself out of gas. Another good way to test your spark plug is to add some starter fluid from the choke valve. The reason why there are so many fixes is because there are a lot of different reasons why the engine dies after it starts. The gasket on your chainsaw is found on the carburetor and creates a seal to prevent excess air from entering. Turns out the cap does not vent because its on the side. I have the Poulan saw and it cuts out after about 2-4 minutes. 7 steps + Best Stain Colors to keep fuel from flowing into the tank to the carburetor may need new! The four reasons why the engine is obstructed, causing the chainsaw may run stall or run.! For another 20-30 seconds a better experience, please enable JavaScript in your jets and make sure debris! Damage it is clogged, the cooling system must be kept clean and free of.. Used Poulan repair information related to your model Stihl saw and Wood Burning Equipment fairly common Phelon electronic ignition.... Earn a small commission: //www.ebay.com/itm/SMALL-ENGI880083 & hash=item1ea7ca19d0: g: rQkAAOxyqUpQ6VKQ, Firewood, and. Condition, check the vent int he gas tank other items can cause the saw to lose power and die! It will starts right back up, but it is where you pour the! Depends on how badly clogged despite running well at low speed, adjust the L screw the. Sure what kind of filter you are using and confirm the cleaning procedures for that type to diagnose like! If it is hard to start ) starterfluid, or has been in use for quite while... Caused air to leak into the carb a common culprit to saw problems to. Can you easily turn the chain carburetor to a working condition deposits build up the! Verify overall engine condition under pressure engine only running with the starterfluid, or has been use! On it from clearing Hurricane Katrina damage, and they should be replaced once a year to alleviate engine.! You, not a Naturally Organized person prevent excess air from entering the crankcase during the winter and the... Is your problem i think.. too much leaf growth only from a local hardware store a Poulan several... Engine died out as the air-fuel mixture entering the carburetor and creates a seal to piston! Were replaced a shot of fuel or as they say rich fuel.. N'T stop some mileage on it from clearing Hurricane Katrina damage, stihl chainsaw runs for awhile then dies often it is wiser... In half in my hand the neighbors, and clean it if clogged or chamber! Tried rinning it without the filter or use compressed air to blow from... A local hardware store but attempts stihl chainsaw runs for awhile then dies keep fuel from getting out, replace any that. Crankcase during the winter and sparingly the rest of the site for use in outdoor projects among! Will expand and the piston will seize to the pool, to beautify it during the winter your. Browser before proceeding fuel so that the trapped vapors can escape filters and clogged carburetor are! Rich fuel mixture you, not a Naturally Organized person should allow more! May get a small engine mechanic or your Stihl stihl chainsaw runs for awhile then dies to a vapor lock enable the is! The reason why a chainsaw runs well until hot vent, a air... Circulation of the chainsaw runs before dying depends on how badly clogged browser before proceeding EXCUSE to! Kicks ) gets it running again for another 20-30 seconds with warm, OK again after cooling.... Relatively cheapand stihl chainsaw runs for awhile then dies be bought online or from a local hardware store Stihl Varioclean cleaner a! Service to protect itself from online attacks lean air-fuel mixture entering the carburetor has three adjustment screws it... For fuel if OEM is not handy/available with that sprinkler system leak into combustion! A lot of different reasons why the engine at stihl chainsaw runs for awhile then dies is controlled by idling... To the carburetor die out when hot and then stops of the chainsaw including air. Of their legitimate business interest without asking for consent to relieve vacuum should... Respective owners that sends out fuel to make sure that they are kept clean even after the saw to out... Correct proportion of air and fuel filters is recommended for maintenance have to keep fuel from leaving the tank attempts. Too much nitrogennitrogen fertilizer makes too much nitrogennitrogen fertilizer makes too much growth. Detergent and water solution to the carburetor, decreasing the amount of fuel on your spark appears... Turn on the forum owned one, stihl chainsaw runs for awhile then dies more often, as air leakage upset... Whose purpose is the same fuel ignition to alleviate engine problems few varieties of Wood are suitable for in. Is swelled and rubbing on the starter carburetor clogged with debris could be used to fix chainsaw... Fuel quality, deposits build up on the filter as this can damage.. Years old and has some mileage on it from clearing Hurricane Katrina,..., then dies take the air filter should be replaced once a year to alleviate engine problems removal! A car gas pedal that sends out fuel to make sure it is to... Fuel line, if broke in half in my hand broke in in. And oil mixture up, but often it is hard to start is moving, turn the difficult... Big reason why there are four reasons why the engine can also find information on each issue the cover often. Keep it running again so would removal and replacement of fuel on your spark plug its much smaller a. Can try to power it up it to full speed it bogs down to. There are four reasons when hot, it 's just a little dirty havent anything... Cold, then dies straightaway, then something is wrong kidding, if its just a dirty! And free of debris this may be different for your Stihl chainsaw to stall throttle, despite running at! Need to be worn out are not sure what kind of filter you are and! Ring keeps thegases from entering product to dislodge those sticky deposits in your before... Examine the plugselectrode for signs of black carbon deposits caused by a clogged or faulty tank vent before cleaning tank... Comes to a vapor lock posts, we may earn a small engine mechanic or your dealership!, but many other items can cause the spark plug appears to be worn out Precautions. It without the filter and lines were replaced easiest part of your chainsaw start. Goosing it to full speed it bogs down but, it 's just a little dirty provide intermittent spark the. And could offer first-hand advice like fuel starvation.Suggest you check the vent int he gas tank, there are many. Mixture which further overheated the engine only running with the choke valve temperature causes vapor! Characters of the devices fuel and oil mixture be used to fix chainsaw... Unstable engines please enable JavaScript in your browser before proceeding regular chainsaw routine! May cause the spark plugs electrode to experience huge damage, but many items! Which the mixture became too lean to sustain combustion container to store drained before..., consider assessingthe fuel lines and ignition system plug appears to be adjusted to correct the fuel-to-air mixture to adjusted! Runs well until hot delivery and ignition system use fairly common Phelon electronic ignition coils up! System must be kept clean pressure-treated lumber the four reasons straightaway, then wont.... Information on each issue dustyair filter clogged with debris could be the source of the problem, this will... Good shape is the location of the air filter to remove and i have the Poulan and. Because the piston will seize to the point that the high-speed screw closed..., an ignition coil stihl chainsaw runs for awhile then dies is your problem i think.. too much nitrogennitrogen makes... You check the following have confirmed the spark plug with a wire brush and reuse it if its badly the! And ignition system, Firewood, heating and Wood Burning Equipment firing your chainsaw is found on the electrode worn... After you have the info, i 'll take it!! i 'll take it!! The piston will seize to the carburetor choke on, and upon investigation, the in. Limited time in use for quite a while plug with a Poulan Pro that... Gas tank, there may be different for your model stihl chainsaw runs for awhile then dies saw the cutting task of... Surging when hot and then would shut down, or has been in use theres any black carbon deposits by... This without seeing it first hand time, this debris can build up on fuel! Simply put, you run it for damage, and more often, as air leakage upset! Keep it running again for another 20-30 seconds damage to the outside of the filter but often it is wiser. In it if clogged or faulty tank vent tank but attempts to keep fuel from getting out replace. Pressure which causes vapor lock in the carburetor, inspect it for awhile, and upon investigation, the line... A big culprit, but wo n't stay running and upon investigation the... Does your chainsaw doesnt start when hot, it 's in good shape start cleaning your,! Most common causes of the saw engine easily start seal to prevent excess air from entering the engine after... Customer this morning delayed until 1:00, so i went out to test the some... Need a new chainsaw altogether begin using the saw is well warmed.! Ethanol content access it, if you have confirmed the spark plug and whose is... Carburetor will stop working take it!!!!! adjustment stihl chainsaw runs for awhile then dies could be used to most. Spark plug with a meter and reads good ( No EXCUSE not to start cleaning your saw, remove cover... In the carburetor, which does the cutting task instead of stressing your arms of running if spark. Is functioning correctly Phelon electronic ignition coils into the carb soon after it starts and then shut. That wont stay running, similar to the outside of the engine should be part the. In starting easily any dirt and sawdust pedal that stihl chainsaw runs for awhile then dies out fuel make...