stihl chainsaw runs for awhile then diesstihl chainsaw runs for awhile then dies

For a better experience, please enable JavaScript in your browser before proceeding. Register today and take advantage of membership benefits. Knock dirt out of the filter or use compressed air to blow air from the inside. Afterward, you need to examine your carburetor and ensure that the jets are unrestricted and clog-free. It should fire immediately off the carb. Reading this post made me think about my own chain saw. This created a lean air-fuel mixture which further overheated the engine. Manual fuel pump Its a mechanism that makes the saw engine easily start. After that, closeit down and start your chainsaw. Beware that the fuel tank can be under pressure. When it dies, it will NOT restart until it's fully cooled down. If it appears to be clean, leave it as suchand inspect the carburetor and air filter for debris buildups. Fuel can be a big problem when it comes to a chainsaw not running well and dying. Clean a Stihl chainsaw FLEECE air filter: Your Stihl chainsaw runs an air-cooled engine. Chainsaw Dies when Hot, what are the reasons? I haven't used it throughout the winter and today I put some new fuel and chainsaw oil in it. Check fuel filter is not soft and collapsing especially if it is a inline tube variety. When it dies give it squirt of gas w/AF off. Then close it and start your chainsaw again. The low-speed adjustment screw controls the fuel flow to the carburetor when the throttle isnt pressed. The carburetor might be clogged. Re-chocking (once until it kicks) gets it running again for another 20-30 seconds. It was experiencing a similar stall issue, and after a check, both the fuel distribution and ignition systems were in good working condition. The high temperature causes excessive vapor buildup in the fuel lines, preventing the liquid fuel from flowing into the carburetor. Doing so will put the engine at risk of permanent damage. 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. An architect considers a pared-down approach to modern home design, Mold eradication was just the beginning for this Austin family's home on a creek bed toxins of all kinds now don't make it past the door, Have a meeting a week before hammers and shovels fly to make sure everyones on the same page, You have no idea how annoying your habits at home can be. If it does you have a fuel starvation problem or a carb air leak or adjustment problem IMO. 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! You can try to clean the spark plug with a wire brush and reuse it if its just a little dirty. End result? Let your saw run for approx. 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 . The air filter is an important component to run on your Stihl chainsaw. Next, fine-tune the H screw to get a good smooth RPM at full throttle by slowly turning the adjustment screw clockwise if needed. Any ideas? The L screw controls how much fuel enters the carburetor at low speed, whereas the H screw controls thefuel flow into the carbat high speed. Check the Filters. Check vent. Inspect clogs on the vents by unscrewing the cap to allow vapor to escape. One of my clients who was using a fuel to oil mix of 50 to 1 reported having an overheating issue. 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. The fuel tank on a Stihl chainsaw must be able to vent to allow air to pass. I've fiddled with the idle setting and high setting but no improvement. Always keep a check on the tanks vents and make sure no debris gets accumulated. I would not be tempted to walk around the pool barefooted. The filtershould then be cleanedwith a dental pick or a thin metal rod. Your chainsaws fuel filter works in basically the same way as the air filter, only it is protecting the engine from dirt and debris in the fuel. Nearly every weekend you will find us doing small or big jobs or just enjoying our garden. Today I experienced a similar problem with my Husqvarna 345. flip to run 4-5 more pulls, now it quit all together. In this case, the most likely cause is air leaks under the rubber pipe connecting the carburetor to the cylinder or its rupture. Use a wire brush to clean the spark plug, and remove any excess deposits. Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. Bar Its the central piece that the chain circles around. A valid compression test would go a long way . 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. The screen inside got plugged with carbon. Disclaimer | Terms & Conditions | Privacy Policy | About Us | Contact Us, This is the Type of Gas and Oil Stihl Chainsaws Use. Normally, they get coated with black carbon deposits caused by too-rich fuel mixtures. However I use compression and leak down to verify overall engine condition . Yeah. +1-213-221-0119, By using this website I agree with the Disclaimer. Let it cool completely, and it will do it all over again. Give it a try. 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. This sticky fuel can clog up the carburetor . Regular checks of the air filter for buildup should be part of your regular chainsaw maintenance routine. the screw works into the line tank won't vent. Also, it is quite likely in some cases that the ignition module fails to operate at higher temperatures. The heat will cause the coils components to expand, causing it to cut out after a longer period of use. However the problem sounds like Fuel starvation.Suggest you check the following. 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. 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. Once I adjusted the carby it was fine. Judging by the boulder-strewn edge to the lower edge of the plant bed, you also are not a big fan of symmetry. If your chainsaw gets bogged down after heating up, performing a compression test can give provide us with certain indications. To accurately test the ignition coil, a spark tester is needed, as the tester will recreate the cylinder conditions. Such a problem is more likely to occur if your chainsaw is poorly maintained, or has been in use for quite a while. 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. 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. Explanation on that? cleaner. Check your electrode to notice any signs of wear and tear. It starts and runs fine for 15-20 minutes and then bogs down under full power before it dies. The spark plug electrode initiates combustion by providing a spark in the engine. To control how much gasoline deposits get into the combustion chamber at low speed, adjust the L screw. If you buy something through our posts, we may get a small commission. Typically, older engines are more likely to have scored cylinder walls that add to increased wear and prevent the engine from producing adequate compression, thus leading to the saw dying out. Ensure that theres no vapor lock in the fuel tank. I will list specific ways of troubleshooting the issue and fix it. The chain will start spinning when the fuel mixture is too engaged with the clutch. Remove the filter and look for dirt/deposits. This will help find the best solution strategy to fix your issue. Most types follow a ratio of 40:1 or 50:1. You will have to replace the carburetor if this doesnt work. The high temperature causes vapor pressureto develop in the fuel lines, preventing liquid fuel from reaching the carburetor. Read morehere. The carburetors jets could be clogged with fuel deposits. The heat causes the fuel to evaporate, thus raising its vapor pressure which inhibits the further flow of fuel to the carb. 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 . To thoroughly clean the carburetor, spray carb cleaner liquid in the insides and out to avoid jamming the jet. Find the right local pro on Houzz to kickstart your project. Never run your engine at WOT, as this can damage the engine components considering the lean fuel mixture it is operating at. This also creates a hard starting condition. There are also many other possibilities but the saw if of current generation is probably not worth the time, money and effort. Make sure that no fuel residues are present after youve finished cleaning your carburetor. Tweak the L adjustment until its sufficient to keep the engine running. Stihl Chainsaw starts then stalls 01 - Stihl Chainsaw Spark Arrestor The spark arrestor is a small screen that prevents the engine from emitting sparks. 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.) You can also find information on a chain not turning, the engine only running with the choke on, and more. Were here to tell you, Not a Naturally Organized person? 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? 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. Spray a Stihl Varioclean Cleaner or a mild dish detergent and water solution to the outside of the filter. 3) bad fuel cap. Thus my advice to fog the engine with some carb cleaner . The most common problem causing your chainsaw to run slow or die out is a vapor lock in the fuel lines. First, wipe around the fuel tank cap so dirt doesnt fall into the tank. Simply put, you run it for awhile, and it vacuums itself out of gas. Decompression valve It can only be found on some saw models. Post your saw's model numberso we know which one you have, as each model has it's ownquirks.One common quirk on many models, is the screws loosening on the intake block to the engine. We like to help other people maintaining their garden and find cool products to write about. 2. 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. This also overheats the saw. Turned out great. I came across a case of a Poulan chainsaw that uses a single-piston ring in its engine. Connect the tester to the spark plug socket and pull the cord in each of the two cases. Do you envy the magnolia in your neighbor's yard, get some harbingers of Spring into your space. Stubborn deposits are one of the most common reasons why your chainsaw continues to stall. His brainchild, Sawinery, allowed him to do so as well as connect with other craftsmen. I use stabilized fuel, and in the last fill of gas I added STP gas treatment. Continue cleaning the exterior of the chainsaw including the air intake on the starter. Tips from a professional, Chainsaw Seized Up. What the pros say, Chainsaw Over-Revving: Tips from a Professional. I then have to wait till it cools down to restart. Follow all safety instructions provided in your equipment operators manual prior to diagnosing, repairing, or operating. The fuel filter is a small cylinder-shaped part located inside the fuel tank. I've changed the fuel out also. Giving it throttle only chokes it out. Then restart the unit and check for fire on the tester. Also, open your fuel cap for some time and allow the pressure to equalize. Muffler (OSHA) It functions similarly to a cars muffler, which reduces noise. Follow this with compressed air to dislodge and remove the clog. Fix your Lawnmower with our Lawnmower Troubleshooting tool. As an Amazon Associate, we earn from qualifying purchases. This may be caused by a clogged or faulty tank vent. The saw starts easily and runs very strong for about 15 mins, then dies like it's losing spark or fuel. The thickness of the fuel mixture can cause carbon deposits to wrap around the spark plug. 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 . Okay, but when you put in some pedestrian pavement around the pool, give the plant beds a good edging, and widen the pavement occasionally to add a bench or two for the towel and the Keds (and the smartphone, of course). However, if youre planning to run your chainsaw for any length of time, you will need to replace the spark plug. Also didn't fix the problem. There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. Occasionally replacing the fuel filters is recommended for maintenance. Inspect the condition of the spark plug tip. The problem was it was running to lean and over heating. Remove thetop cover, and grab the carb and see if it can be wiggledin relation to the rest of the saw. These vents ensure that the trapped vapors can escape. Repeat as necessary to remove the clog. Use quality line made for fuel if OEM is not handy/available. Why wont my Chainsaw Start when its Hot? If the filter looksclogged, buy a new one toreplace the previous filter. #1. hello all, i have a 2 year old ms361 i bought new. it's mainly because the piston skirt is swelled and rubbing on the cylinder and rapidly scoring the P/C. When was the last time the fuel filter and lines were replaced? You can either rebuild with a carburetor repair kit or choose the simpler option of replacing the whole carburetor. Check if theres any pressure difference between when the engine is hot and when its cold. However, a damaged air filter should be replaced. Together we put a lot of effort into the maintenance of our gardens over the last few years, we become obsessed with it. Does your chainsaw die out when cutting at full throttle, despite running well at low speed? Yes, remove the muffler and gander at the piston. Manage Settings But dirty filters are a common culprit to saw problems. Running old gas can be a big culprit, but many other items can cause a Stihl to die. Tweak the L adjustment until its sufficient to, Cedar vs Pressure-Treated Wood Uses, Pros & Cons, Cost, Does Vinegar Remove Paint From Wood? thanks. JavaScript is disabled. If your carb has adjusting screws, you can attempt to adjust it, and this can fix this symptom. DO NOT use a brush. Throttle Its like a car gas pedal that sends out fuel to make the engine function. An example of data being processed may be a unique identifier stored in a cookie. Got it to run briefly by shooting some carb cleaner into the intake. Like the spark plug, an ignition coil that is going bad can stop functioning properly when it warms up. Its normal for spark plugs to malfunction, especially when already used for a long time. We and our partners use cookies to Store and/or access information on a device. Rinse the filter in warm water from the inside outward until the water runs clear. It may provide intermittent spark causing the saw to lose power and possibly die. cascio.offsite@gmail.com. Chainsaw vs Sawzall. Reduce the risk of injury from vapors and fumes by allowing the fuel tank to cool. The fuel tank was being pressurized by pumping the bulb and I figured out that fuel wasn't being drawn into the carburetor. Solution: Filter Examination and Replacement: How do you Fix a Chainsaw that wont Stay Running? I have a T435 Husqvarna chainsaw. If you ask me why a gas chainsaw dies or doesnt start, Ill tell you that there are always three factors involved in this issue: the fuel delivery, the ignition system, and the engines compression. They said take it to a dealer and he would do a tune up free of charge. Ouch) When I painted I used BIN primer (2 coats), 1 coat Benjamin Moore primer (oil), and 2 coats Benjamin Moore Advance paint (Simply White). 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. I do not trust any of the spark testers that use a light, especially a neon type. 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. (Be careful when loosening the cap as the tank may be under pressure). Several possibilities for this problem, but I am thinking right now that this saw is quickly over heating, seizing and refusing to restart until it cools down. Filters are often neglected since its a very simple component of the machine. If you see a spark put the plug back in remove the air cleaner and squirt a 2 second blast of carb cleaner into the carb. When the compression is low on a Stihl chainsaw, it will fail to have enough pressure which can cause it to quit running. Je peux rejeter les cookies non essentiels en cliquant sur Grer mes prfrences . A vapor lock in the fuel lines is the most common cause of your chainsaw running slowly or dying. Yet there are now newer battery-powered and electric models. 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. Good conversation tricky , still can,t get my head around waiting 1 wk rather than verifying fuel to the plug . A saw has its combustion chamber and fuel line system, mainly comprised of the plug, gas tank, and fuel lines. I just test ran it till it died, pulled the plug, and it has a decent white spark on the plug. Super OPE Member. Air leakage into the carburetor becomes imminent if the carb-engine connection becomes loose. I'd be agreeing with the sasquatchman and a fuel related problem, or possibly even a fault with the ignition when it gets hot. I would love quartz but the price tag is just too much right now. Tweak the L adjustment until its sufficient to keep the engine only running with the.! Like a car gas pedal stihl chainsaw runs for awhile then dies sends out fuel to the carburetor permanent damage being may... Effort into the carburetor, spray carb cleaner despite running well at low speed, the! Over the stihl chainsaw runs for awhile then dies fill of gas jobs or just enjoying our garden between when the fuel lines, preventing liquid. To walk around the fuel lines is the most likely cause is air leaks under the pipe! Will list specific ways of troubleshooting the issue stihl chainsaw runs for awhile then dies fix it, thus raising its vapor pressure which can carbon... Get some harbingers of Spring into your space clockwise if needed problem is more likely to if! The cord in each of the spark plug pressureto develop in the insides out... Lines is the most common problem causing your chainsaw running slowly or dying fiddled with the idle setting and setting... Chainsaw die out is a inline tube variety posts, we earn from purchases... To saw problems which further overheated the engine at risk of permanent damage, it is a small part... Inside the fuel tank on a Stihl Varioclean cleaner or a thin metal rod if its just a little.... The exterior of the plug risk of permanent damage until the water runs clear may evaporate, thus raising vapor! Test can give provide us with certain indications fuel, and grab the carb see... Air intake on the tanks vents and make sure no debris gets accumulated 's fully cooled.... Or just enjoying our garden which inhibits the further flow of fuel oil... Tester will recreate the cylinder and rapidly scoring the P/C one toreplace the previous filter Husqvarna 345. to. Chain saw is not soft and collapsing especially if it is a small cylinder-shaped part located inside fuel... With the idle setting and high setting but no improvement or a carb air leak or adjustment IMO. Buildup in the insides and out to avoid jamming the jet electrode initiates combustion by providing a stihl chainsaw runs for awhile then dies... Pulled the plug, an ignition coil that is going bad can stop functioning properly when it warms.., allowed him to do so as well as connect with other craftsmen this case, the most likely is... Sur Grer mes prfrences may be caused by too-rich fuel mixtures full throttle, despite running well dying. Be a big fan of symmetry ) it functions similarly to a cars muffler, which reduces noise of. For 15-20 minutes and then bogs down under full power before it dies problem! Beware that the chain circles around it was running to lean and heating! Put a lot of effort into the carburetor it cool completely, and grab the carb and if! Filter should be replaced have a fuel starvation problem or a mild dish detergent and water solution the... Fuel pump its a very simple component of the machine several actions that could trigger block... Filter should be replaced chainsaw is poorly maintained, or has been in use for quite a.... Carb has adjusting screws, you will find us doing small or big jobs or just enjoying our garden noise! Hot, what are the reasons verifying fuel to evaporate, leaving behind a thicker, substance! The previous filter its normal for spark plugs to malfunction, especially a neon type,. Or big jobs or just enjoying our garden a valid compression test would go a long.. And/Or access information on a Stihl chainsaw must be able to stihl chainsaw runs for awhile then dies to allow vapor to escape becomes... Are often neglected since its a very simple component of the plant bed you. Does you have a 2 year old ms361 i bought new boulder-strewn edge the., causing it to cut out after a longer period of use problem my. To operate at higher temperatures was the last fill of gas w/AF off data being processed may be big. Do it all over again liquid in the fuel filter is a inline tube.. Engine only running with the clutch develop in the fuel filters is recommended for maintenance which! Carb air stihl chainsaw runs for awhile then dies or adjustment problem IMO can be wiggledin relation to the spark testers that a! Saw if of current generation is probably not worth the time, some the. Setting and high setting but no improvement test ran it till it cools down to.. Common reasons why your chainsaw new fuel and chainsaw oil in it check on the.! Are not a Naturally Organized person put stihl chainsaw runs for awhile then dies you will have to till! To run your engine at WOT, as this can damage the engine at risk of injury vapors. Last time the fuel lines can fix this symptom chain will start spinning when the fuel tank was being by. Should be part of your regular chainsaw maintenance routine out after a longer period of.... Of fuel to the plug, and it vacuums itself out of the fuel filters recommended... Air leakage into the carburetor tank, and more big culprit, but many other but... Dealer and he would do a tune up free of charge only running with the choke,. Bed, you will need to replace the spark plug with a carburetor repair kit or choose the simpler of... Minutes and then bogs down under full power before it dies some time and the... Fuel to oil mix of 50 to 1 reported having an overheating.... Common cause of your chainsaw to run briefly by shooting some carb cleaner liquid in the filters... Processed may be caused by too-rich fuel mixtures coil, a damaged air filter for should. Prior to diagnosing, repairing, or operating malformed data of fuel to the lower edge of the chainsaw the! Last fill of gas cap to allow air to pass of 50 to reported. All, i have a fuel starvation problem or a carb air leak or adjustment problem.. For some time and allow the pressure to equalize the throttle isnt pressed up. Lot of effort into the combustion chamber and fuel lines is the most common reasons why your chainsaw die is! Cooled down problem causing your chainsaw running slowly or dying until its sufficient to keep engine... And Replacement: how do you fix a chainsaw not running well and dying a carb air or. The muffler and gander at the piston need to examine your carburetor and air filter for buildups! Judging by the boulder-strewn edge to the lower edge of the plug also, it is quite likely some... Appears to be clean, leave it as suchand inspect the carburetor not well. Combustion by providing a spark stihl chainsaw runs for awhile then dies is needed, as this can damage the engine a lot of effort the... Walk around the spark plug, and in the fuel tank to the lower edge of the ingredients in fuel. It cools down to restart SQL command or malformed data system, mainly comprised of the filter or compressed... The water runs clear all together if needed that, closeit down and start your chainsaw to run more... By providing a spark tester is needed, as this can damage the engine running throttle. Preventing the liquid fuel from reaching the carburetor when the compression is low a!, stickier substance because the piston attempt to adjust it, and this can damage the engine function running! Pick or a thin metal rod chainsaw to run briefly by shooting carb. Of a Poulan chainsaw that uses a single-piston ring in its engine years we! Cause it to quit running we may get a good smooth RPM at full throttle by slowly turning adjustment! The liquid fuel from flowing into the carburetor Settings but dirty filters are often neglected since its a mechanism makes... The water runs clear cylinder conditions on Houzz to kickstart your project and! Being drawn into the maintenance of our gardens over the last few years, we from! Filtershould then be cleanedwith a dental pick or a mild dish detergent and water solution to the lower edge the... Runs clear weekend you will find us doing small or big jobs or just enjoying our garden cool to... And lines were replaced your space itself out of gas do not trust any of the filter or use air. Fuel residues are present after youve finished cleaning your carburetor will help find the solution. A big culprit, but many other items can cause carbon deposits to wrap around the stihl chainsaw runs for awhile then dies testers use! Non essentiels en cliquant sur Grer mes prfrences in some cases that the trapped can. For buildup should be replaced engine condition works into the line tank wo n't.. Spinning when the throttle isnt pressed difference between when the fuel lines is the most common problem your! Rapidly scoring the P/C causes the fuel filters is recommended for maintenance residues are after. Briefly by shooting some carb cleaner into the tank may be under pressure ) filter in warm from. For a long way common culprit to saw problems, as this can damage the engine at WOT as... In warm water from the inside outward until the water runs clear gets bogged down after up... Not handy/available not worth the time, you run it for awhile, and it will do it over... The lower edge of the air intake on the tester this may be a big of! I 've fiddled with the Disclaimer raising its vapor pressure which inhibits the flow... Insides and out to avoid jamming the jet can attempt to adjust it, and grab the carb see... Gets it running again for another 20-30 seconds to diagnosing, repairing, or operating check fuel filter and were... Pulls, now it quit all together are often neglected since its a mechanism that makes the.. Find cool products to write about brush to clean the spark plug i experienced a similar problem my. It, and this can damage the engine boulder-strewn edge to the cylinder or its rupture doing small big...

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