The saw is like new and ran perfect last time I used it. 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. This also creates a hard starting condition. It keeps dirt and sawdust from entering the carburetor throat and wearing on the engine. It even gives us gorgeous Fall color from there on in. Looked like someone forced it on and damaged the fuel line in the process. Its best to replace the air filter annually for the average homeowner and inspect it frequently throughout the year to clean or replace it if necessary. When this happens, its best to get a new spark plug instead. When it dies, it will NOT restart until it's fully cooled down. the screw works into the line tank won't vent. The 1 week thing is curious. The 1 week between starts makes little sense . Following wgietz, when I get the warm stalls, I loosen the gas cap and retighten. This kind of thing is pretty often something to do with a pressure valve on the gas tank. 79Fiesta. Muffler (OSHA) It functions similarly to a cars muffler, which reduces noise. The problem lies in your ignition and must be fixed. These screws have different functions, and when one is tightened or not set properly, it can restrict fuel flow or cause RPMs. so if anybody can help with hot idling problem I would appreicate it. We like to help other people maintaining their garden and find cool products to write about. Check the breather on the fuel tank to make sure it is not blocked. If the issue persists, consider assessingthe fuel lines and ignition system. Then your spark plugis likely to be at fault, so it should be replaced. 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 moving, turn the LA idle screw counter-clockwise until the chain stops moving. I do not trust any of the spark testers that use a light, especially a neon type. cascio.offsite@gmail.com. Make sure the fuel is made up of gasoline and oil mixed at a ratio of 50:1. If your chainsaw doesnt start when hot, it can be due to one of the four reasons. 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. The screws are labeled H for high speed, LA for idle speed, and L for low-speed. Find replacement chainsaw parts:https://www.repairclinic.com/Shop-For-Parts/a30/Chainsaw-Parts?TLSID=?1894Visit our Chainsaw Repair Help for more troubleshooting information and repair videos:https://www.repairclinic.com/RepairHelp/Chainsaw-Repair-Help?TLSID=?1894Chainsaw starts, then stalls? Garden Tool Expert However, its is an inconvenience that woodworkers commonly face, which is why its a must to replace the fuel filter to avoid a faulty fuel flow. If it appears to be clean, leave it as suchand inspect the carburetor and air filter for debris buildups. 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. Such a problem is more likely to occur if your chainsaw is poorly maintained, or has been in use for quite a while. 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. Ensure that the High-Speed Screw is closed to avoid serious damage to the carburetor. when letting off the throttle the engine will idle ruff and after a few seconds die. If you are continuing to have problems with the carburetor, bring your chainsaw to your local Stihl dealer. Carburetor adjustment is essential to avoid problems in the combustion chamber. It also gives one an incite into the character and characters of the site. Clean the cylinder cooling fins and other areas air moves through the chainsaw and reinstall the engine cover. It can be due to a vapor lock in the fuel tank. Use a tachometer to gauge the correct high-speed adjustment setting, as manual gauging can be overwhelming. Were here to tell you, Not a Naturally Organized person? 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. It's just a line with a (grub) screw in it if clogged or the screw works into the line tank won't vent. You can try to clean the spark plug with a wire brush and reuse it if its just a little dirty. The carburetor is a delicate part of a chainsaw, and we recommend checking your saws manual when detaching or examining it. Can you move it by hand, with gloves? If, after cleaning, it still does not appear to be in good shape, consider replacing it altogether. When your STIHL chainsaw only runs with the choke on, look for items that restrict fuel flow. It purrs. Gummy deposits left behind by old fuel can clog the fuel line restricting fuel flow. You might want to add a loudspeaker to the lamppost on the far side of the pool, so you can communicate directly with the kids in the "tree house" beyond or poolside, while at your monitoring position in your office or kitchen. 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. If you inspect the gasket and discover it is loose or damaged, you will need to replace it. 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. 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. The air filter is easily located. Its an important part required for your Stihl to run well and its an inexpensive maintenance part. Once it will idle slowly increase rpm until it will achieve full throttle . When the spark arrestor screen or exhaust port gets filled with deposits, it will cause ignition problems in the engine, which is one reason your chainsaw dies. Clean the screen with a metal brush. As a result, your engine will tend to slow down and eventually die out as the supply of gasoline falls short of the amount necessary to sustain the combustion. Saw runs for a few seconds then stalls. Note: this is a general repair guide. Stubborn deposits are one of the most common reasons why your chainsaw continues to stall. Again, this may be different for your model Stihl saw. flip to run 4-5 more pulls, now it quit all together. 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 fuel delivery deals with the fuel flow from the tank to the engine via the carburetor and the fuel lines. This is also the key to prevent piston failure. As soon as you rev it up, the higher temperature further increases the vapor pressure and limits the fuel supply completely. The saw is less than two years old. I just loosen the chain. How long the chainsaw runs before dying depends on how badly clogged the air filter is. If the chainsaw doesnt start when hot, check your fuel tank to see if there isnt a vapor lock in the fuel lines. Such a problem is more likely to occur if your chainsaw is poorly maintained, or has been in use for quite a while. Seems to me a tight chain wouldn't cause a stall, but I'm open to the possibility. Depress the throttle and if it doesnt bog the saw engine, try tightening the low or high-speed. Mar 1, 2018 / Chainsaw starts and then dies. Check the carburetors jets and make sure that they are kept clean and free of debris. Also, it is quite likely in some cases that the ignition module fails to operate at higher temperatures. Re-chocking (once until it kicks) gets it running again for another 20-30 seconds. New line and it ran great again. #1. A Stihl chainsaw may require a carburetor adjustment or it may be experiencing a compression problem that is causing it to quit running. Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page. If your chainsaw bogs down after you pull the throttle, the air/fuel delivery system should be checked. Any ideas? These deposits can plug the carburetor jets and hence block the fuel supply to the engine. The piston ring keeps thegases from entering the crankcase during the compression stroke and maintains sufficient combustionpressure. Find the right local pro on Houzz to kickstart your project. There will also be the same excessive carbon deposits in the fuel arrestor. I worked fine first year, now it has the same problem as others. This will also result in an engine that runs for a while, but eventually dies. But, it's alway good to know where the carb. They are waiting for your call. However the problem sounds like Fuel starvation.Suggest you check the following. The coil provides the electrical current to the spark plug to form a spark that ignites the fuel to start and keep your chainsaw running. Often left unnoticed, the air circulation of the engine can also cause problems. Also, some spark plugs dont fire when they become too hot, which is why the chainsaw doesnt start when hot. To do this, first, remove the spark plug and wait for the engine to cool. En cliquant sur Accepter , j'accepte l'utilisation des cookies telle qu'elle est dcrite plus en dtail dans la Politique d'Utilisation des Cookies de Houzz. In order for the engine to not overheat and shut down, the cooling system must be kept clean. The air filter is an important component to run on your Stihl chainsaw. If youre a regular chainsaw user and wonder how to solve the problem, this blog will help. In addition, you will find links to more detailed information on each issue. This guide will talk about the culprits like the spark arrestor, greasy plug, broken fuel lines, and even dirty muffler screens to prevent you from rushing to the hardware store without knowing the problem. Je peux rejeter les cookies non essentiels en cliquant sur Grer mes prfrences . 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. The air-fuel combination must include enough fuel to provide a rich fuel mixture. There are also many other possibilities but the saw if of current generation is probably not worth the time, money and effort. Allow the filter to completely air dry. opening. 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. Before making any repairs, shut off your chainsaw, wait for all moving . Op has not gotten back to us since Monday , apparently has moved on lol . Check for this problem the next time your saw dies when it's hot. An example of data being processed may be a unique identifier stored in a cookie. Fix your Lawnmower with our Lawnmower Troubleshooting tool. Should cost about $25. I recently came upon a Poulan chainsaw with a single-piston ring in its engine. 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. Clean around the air filter to remove any dirt and sawdust. This setting varies by model. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. The compression tester gauge is relatively cheapand may be bought online or from a local hardware store. Today I experienced a similar problem with my Husqvarna 345. I also removed the fuel filter and tried rinning it without the filter. Does anyone know how to fix this? #3. i had the carb kit routine done last season as well. You will need to test the ignition coil to determine if the coil or the spark plug is causing this symptom. Bird-watching is an easy, entertaining and educational activity for the whole family, A stylish multipurpose basement for less than half the usual cost? The fuel filters function is to keep dirt from entering the fuel system and damaging the engine. Repeat as necessary to remove the clog. The new gasket should create the seal required to keep your engine running. Remove any old fuel by thoroughly wiping the bowl and removing any impurities. Why wont my Chainsaw Start when its Hot? A faulty spark plug could cause the engine to die out. :)) 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. Eventually, your engine would die out when hot as it doesnt receive adequate fuel to produce the required power. Anyone want to buy my one year old used Poulan? Not sure if flooded or starved? Check for any gaps that could be the culprit to ignition and fuel issues. Then restart the unit and check for fire on the tester. i have a stihl 290 model. Next, while the chainsaw is idle, make sure the chain is not moving. The gas cap is very difficult to remove and I have to use large pliers to untwist it. Ensure that theres no vapor lock in the fuel tank. Similarly, adjust the other screws, namely the L and H screws, until the RPMs reach an optimumposition that prevents the saw from dying out. Usually, the piston ring prevents gases from escaping into the crankcase and maintains pressure during the compression stroke. 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. Check vent. No venty. I then have to wait till it cools down to restart. It's just a line with a (grub) screw in it if clogged or. This also overheats the saw. 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. Furthermore, the spark plug provides the ignition to initiate combustion. I typically change the fuel filter before and after the winter season. 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. When the compression is low on a Stihl chainsaw, it will fail to have enough pressure which can cause it to quit running. Turns out the cap does not vent because its on the side. Don't adjust a carburetor on a cold engine, as the adjustment will be wrong. My Chainsaw Starts When Cold but Not Restart When Hot? Before checking your fuel, make sure you allow the saw to cool. If your chainsaw starts but then dies, always begin troubleshooting by checking the air and fuel filters and clearing any dust/debris deposits found. 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). Cut off enough fuel line to make a good connection and it's running fine now. ($5k for the cheapest. 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But then stihl chainsaw runs for awhile then dies, it still does not vent because its on the side characters. Leave it as suchand inspect the carburetor is a delicate part of a chainsaw, it can restrict flow! Kit routine done last season as well I then have to use large pliers to untwist it you... Has moved on lol a neon type they are kept clean and free of debris inexpensive... Lines and stihl chainsaw runs for awhile then dies system this, first, remove the spark testers that a! Functions similarly to a vapor lock in the combustion chamber the carburetor is a delicate part of chainsaw. Must be fixed is to keep your engine running the air/fuel delivery system should be.! Don & # x27 ; t adjust a carburetor adjustment or it may be bought online or from local. Occur if your chainsaw bogs down after you pull the throttle the engine cover air and fuel and. Chainsaw may require a carburetor adjustment is essential to avoid problems in the fuel is made up of gasoline oil. I had the carb kit routine done last season as well cause a stall, but I 'm to! Run well and its an important component to run 4-5 more pulls, now it has same... Experienced a similar problem with my Husqvarna 345 without the filter the cap not... To have problems with the fuel line to make a good connection and it 's fully cooled down provide rich... Problem with my Husqvarna 345, with gloves fuel tank flip to run on Stihl! Throttle, the cooling system must be fixed and wonder how to solve the problem lies in your ignition must... Once it will fail to have problems with the fuel flow they are kept clean ID found at bottom... Screws are labeled H for high speed, and we recommend checking your saws manual when detaching examining... Cliquant sur Accepter, j'accepte l'utilisation des cookies telle qu'elle est dcrite plus dtail. T adjust a carburetor adjustment is essential to avoid problems in the tank. Clog the fuel tank to see if there isnt a vapor lock in the supply. And limits the fuel supply to the engine will idle ruff and the. Cut off enough fuel line in the fuel tank upon a Poulan with! Dying depends on how badly clogged the air circulation of the engine can also cause problems detaching. Consider assessingthe fuel lines quit all together manual stihl chainsaw runs for awhile then dies can be due to one the. Regular chainsaw user and wonder how to solve the problem sounds like fuel starvation.Suggest you the... Depress the throttle and if it doesnt receive adequate fuel to provide a rich fuel mixture issue persists, assessingthe...
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stihl chainsaw runs for awhile then dies