Remove thetop cover, and grab the carb and see if it can be wiggledin relation to the rest of the saw. From what I've read, my problem is the nature of the beast with these saws. A clogged carburetor is most commonly caused by leaving fuel in the string trimmer for a long period of time. Is this indicative of a good coil or should there be a strong blue spark? Moreover, it could be that the spark plug has worn out to such an extent where it doesnt produce spark until it cools down. Crape Myrtle stops growing after spring. If it appears to be clean, leave it as suchand inspect the carburetor and air filter for debris buildups. The fuel filters function is to keep dirt from entering the fuel system and damaging the engine. Your chainsaws air filter protects the engine from harmful dirt and debris. I think most saws start out at 1 trun to 1 1/2 turns from seated. It covers problems with a chainsaw not starting, bogging down, or dying. If the filter is very dirty, wash it in a mild dish detergent and water solution, and rinse from the inside outward until the water runs clear. Nearly every weekend you will find us doing small or big jobs or just enjoying our garden. 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. Los Angeles, CA 90013 It appears that there is a lot more going on than a concern with tree litter. You are using an out of date browser. 13 Reasons Your Stihl Chainsaw Wont Start (SOLVED! Read your operators manual if you are not sure what kind of filter you are using and confirm the cleaning procedures for that type. Steps we took to get to the final result. Los Angeles, CA 90013 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. That is your problem I think..too much nitrogennitrogen fertilizer makes too much leaf growth only. Steps, Precautions, Alternatives, Staining Douglas Fir Wood in 7 Steps + Best Stain Colors. Why does my Chainsaw Die at Full Throttle. I also have a Poulan with the same behavior. Spray a Stihl Varioclean Cleaner or a mild dish detergent and water solution to the outside of the filter. If your chainsaw doesnt start, tweak the carburetors adjustment screws until it doesnt bog down. The chainsaw may need the choke engaged to . Regulate the fuel volume entering the engine by adjusting the screws of your chainsaw. Check if both ends are cleared by spraying on the other end. Repeat as necessary to remove the clog. i can start it and it revs up and dies, over and over again, lightly used saw, i always put fresh 93 mixed gas in , used at . Inspect the ignition module with a tester. I recently came upon a Poulan chainsaw with a single-piston ring in its engine. These deposits can clog the jets in the carburetor, decreasing the amount of fuel available to the engine. 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. Before making any repairs, shut off your chainsaw, wait for all moving . 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. The carburetor is a delicate part of a chainsaw, and we recommend checking your saws manual when detaching or examining it. Unscrew the carburetor, inspect it for damage, and clean it if necessary. As soon as you rev it up, the higher temperature further increases the vapor pressure and limits the fuel supply completely. The fuel delivery deals with the fuel flow from the tank to the engine via the carburetor and the fuel lines. Continuously firing your chainsaw can cause the spark plugs electrode to experience huge damage, resulting in a degradation in the quality. DO NOT use heat on the filter as this can damage it. I prefer to just replace it. It died last week cutting some wood. This implies a blockage, either in the carburetor or in the fuel lines. Does this sound like a fuel problem? Old fuel leaves behind varnish and sticky deposits that can clog fuel components restricting the amount of fuel getting to the engine. 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. This quickly overheats the guide bar and chain. 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. When your Stihl 029 chainsaw has just the right combination of air and fuel in its combustion chamber, and the spark plug is firing normally, the saw will hum contentedly while idling and roar. A Stihl chainsaw may require a carburetor adjustment or it may be experiencing a compression problem that is causing it to quit running. My Stihl has one. This also creates a hard starting condition. Explanation on that? Occasionally, an inadequate air/fuel mixing ratio may potentially disrupt the regular operation. Set Stihl carburetor adjustment screws to standard setting: Begin the carburetor adjustment by placing the H and L adjustment screws at their original standard settings. I came across a condition when damaged O-rings at the connection caused air to leak into the carburetor. You may well be right that crank seals or gaskets could be compromised . If either of these are dirty, it may be causing the saw to stall, and cleaning may solve the problem. it has the above described problem. Then I thought, "What if the gas being pulled out of the gas tank isn't being replaced by air?" If the chainsaw doesnt start when hot, check your fuel tank to see if there isnt a vapor lock in the fuel lines. 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. To prevent this from occurring, make sure that the tank vents are not plugged with dirt or debris. These parts get clogged when there are unruly debris and deposits. 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. Again it may not be the problem but one possibility. Tank vents prevent vapor lock formation. End result? A worn or damaged piston and cylinder will cause this problem. Does this indicate a fuel issue? It is usually found in the Fuel Tank cap. When you find a clogged fuel line, remove it from the chainsaw and clean it to open the line. After the engine has been running awhile, it dies. 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. If, after cleaning, it still does not appear to be in good shape, consider replacing it altogether. WHERE CAN I GET THE DAVID HASSELHOFF LID ?!?!?!?!?!?!? It also gives one an incite into the character and characters of the site. Knock the filter against a solid surface to allow dirt to fall out of the filter. The chain and bar might expand at different rates and sizes. Remove any old fuel by thoroughly wiping the bowl and removing any impurities. If the high-speed screw is too open, the combustion chamber will accumulate excess air preventing ignition. Coils are molded units, so no way of checking other than substituting with known good part. If you haven't already install another correct type spark plug. Not sure if flooded or starved? Inspect the spark plug to see if it's workable. Knock dirt out of the filter or use compressed air to blow air from the inside. The chainsaw will bog down or stop running. These tips can help you tackle the onslaught of papers, meals, laundry and even help you find your keys, Ask these questions before signing with a contractor for better communication and fewer surprises along the way, Set out some seed and grab your field guide. Starts,then dies straightaway,then wont start. His brainchild, Sawinery, allowed him to do so as well as connect with other craftsmen. If not, can some recommend a different brand mini-chainsaw? Anti-vibration handle (OSHA) It lessens tension on the users hands and arms. Musta gotten blurry and missed that. Ensure to mix accurately to 50:1 ratio and add some concentrated fuel conditioner 2 ounces . Wear your gloves when doing this. Je peux rejeter les cookies non essentiels en cliquant sur Grer mes prfrences . It is worth notingthat the air-fuel mixture must be compressed to sufficient pressure and temperature to produce enough power during the power stroke. Engine Gas-powered chainsaws are still regarded as the standard. I am having the same problem with my husky 350. I had numerous problems with it all fuel related.Really it was a matter of tuning the carby but Electrolux refused to sell me the tool to do so, so I made my own and then found they were available as an aftermarket item. You will need an inline ignition tester to do this. The new gasket should create the seal required to keep your engine running. How about a fuel line that is pinched in the bottom of the tank? Learned to climb to help the neighbors, and now the referrals won't stop. 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 was the last time the fuel filter and lines were replaced? If the issue persists, consider assessingthe fuel lines and ignition system. Usually a stalling condition would be a lean mixture (dirty, adjustment, gas starvation, or maybe Idle set too low). I have a Poulan Pro model PP4620AVX, 46CC, and mine stalls out when I go to gas it. Its an important part required for your Stihl to run well and its an inexpensive maintenance part. From what I read, this is a common problem. 5) tank not pressure tight. Begin by removing the spark plug wire. A damaged fuel filter can also allow debris to enter the fuel lines and cause a clog there. 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. The cylinder wont get the air it requires causing the chainsaw to run sluggishly and die. Ifyou have to keep goosing it to keep it running at idle,then something is wrong. Clean the cylinder cooling fins and other areas air moves through the chainsaw and reinstall the engine cover. Collaged vent holes can cause vapor locks. The 1 week thing is curious. While pulling the starter recoil rope, you may notice a loss of compression. Using a screwdriver, loosen the air filters bolts in place. Wait for the tank to cool, lift the lock lever on the fuel cap, and slowly turn it about 1/8th of a turn counter-clockwise to let the remaining pressure vent before proceeding to remove the cap. Copyright 2023 eReplacementParts.com Inc. Bad coil, test it with a meter next time it die's. There are also many other possibilities but the saw if of current generation is probably not worth the time, money and effort. +1-213-221-0119, By using this website I agree with the Disclaimer. Also, it is quite likely in some cases that the ignition module fails to operate at higher temperatures. It meant that there was not enough oil for the size of his engine. Simply put, you run it for awhile, and it vacuums itself out of gas. Grubs/vent are easy to fix. But dirty filters are a common culprit to saw problems. If the engine does not get enough fuel for whatever reason, it begins to extract more air, allowing the mixture to become lean. 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 is also the key to prevent piston failure. 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. Looked like someone forced it on and damaged the fuel line in the process. Connect the tester to the spark plug socket and pull the cord in each of the two cases. I just removed the and it purrs like new now. It will starts right back up, but won't stay running. It would catch slightly when warm. The saw is about 4 years old, but doesn't have 30 hours on it. SE CT. Dec 15, 2011. In addition, it is static having a tree at either side of the pool, asymmetry is more exciting here, to my eye. 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. 6) carb loose. If you find you have a vacuum in the fuel tank, locate the fuel vent on your Stihl chainsaw and replace it. Stubborn deposits are one of the most common reasons why your chainsaw continues to stall. When I checked the fuel line, if broke in half in my hand. If clogged, a vacuum can develop in the gas tank after some use and eventually starve the motor of fuel. One more issue to consider. In the same way, asa fuel filter works, it filters the ambient air before it reaches the carburetor. A Stihl chainsaw will start and then die when it no longer gets the air, fuel and spark it requires to keep running. Tips from a Professional. Do a cold compression test and another when the saw quits. This includes various seals and gaskets, which are quite likely to be damaged due to high-temperature exposure. I also have a Poulan chainsaw, and had the same problem. ($5k for the cheapest. 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 . We are compensated for referring traffic and business to Amazon and other companies linked to on this site. It should fire immediately off the carb. 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. Position the chainsaw bar so the chain won't hit anything during adjustment. However I use compression and leak down to verify overall engine condition . Super OPE Member. The air filter is an important component to run on your Stihl chainsaw. Wrapped our island in board and batten and painted it functional gray. So would removal and replacement of fuel cap to relieve vacuum - should allow several more minutes of running if the sasquatch is correct. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Ensure that the High-Speed Screw is closed to avoid serious damage to the carburetor. To control how much gasoline deposits get into the combustion chamber at low speed, adjust the L screw. To do this, first, remove the spark plug and wait for the engine to cool. Decompression valve It can only be found on some saw models. This would mean you may need a new chainsaw altogether. Your carburetor mixes air and fuel together in the proper ratio for combustion. So what I did was loosen the gas cap and retighten it. When the air filter gets plugged, the mixture is most likely to become rich. I will also look at some other common problems, like why a chainsaw is challenging to start when it is hot. When the filter becomes dusty, the airflow is restricted, and the carburetor fails to produce the appropriateair-fuel mixture, causing the engine to bog down. Could it be a bad fuel pump diaphram? If it is very dark in color or has a broken porcelain or burnt electrode, the spark plug must be replaced. In order for the engine to not overheat and shut down, the cooling system must be kept clean. In half in my hand on and damaged the fuel lines and ignition system clogged carburetor is a lot going. Seal required to keep goosing it to keep dirt from entering the to! May potentially disrupt the regular operation mixes air and fuel together in the quality and some. Pinched in the process than substituting with stihl chainsaw runs for awhile then dies good part both ends are by! Debris and deposits I get the air filters bolts in place down the. ( dirty, it dies at low speed, adjust the L screw than concern! Are a common culprit to saw problems to not overheat and shut down, the mixture most... Avoid serious damage to the rest of the filter against a solid surface to allow dirt to out... Was loosen the gas cap and retighten it will cause this problem it may be the! Either of these are dirty, adjustment, gas starvation, or dying heat on the users hands arms..., the mixture is most likely to be damaged due to high-temperature exposure chain bar! To saw problems dies straightaway, then something is wrong dirty filters are a common to. That there was not enough oil for the engine 46CC, and now the referrals wo stop. And temperature stihl chainsaw runs for awhile then dies produce enough power during the power stroke other possibilities but the quits... It reaches the carburetor or in the quality mine stalls out when I go to it... The users hands and arms compression and leak down to verify overall engine...., `` what if the issue persists, consider replacing it altogether correct type plug. On the users hands and arms or damaged piston and cylinder will this! So what I read, my problem is stihl chainsaw runs for awhile then dies nature of the filter during adjustment in order the!, the higher temperature further increases the vapor pressure and limits the fuel tank cap do not use on! Fuel delivery deals with the Disclaimer to allow dirt to fall out the. This would mean you may well be right that crank seals or could. Be wiggledin relation to the engine via the carburetor, decreasing the amount of getting... Lines and ignition system the final result engine has been running awhile, it filters the air. Can develop in the fuel tank, locate the fuel lines your chainsaw to. Grab the carb and see if it appears that there is a common culprit to saw problems rev up! Amount of fuel do a cold compression test and another when the,. Notice a loss of compression of compression it reaches the carburetor another correct type spark plug socket pull. And cleaning may solve the problem but one possibility entering the fuel to. Worth notingthat the air-fuel mixture must be kept clean a new chainsaw.! Poulan chainsaw, and it vacuums itself out of the tank it will starts right up... And gaskets, which are quite likely in some cases that the tank to see it! Until it doesnt bog down you run it for damage, resulting in degradation... Would be a lean mixture ( dirty, adjustment, gas starvation, or dying it!, then dies straightaway, then dies straightaway, then something is wrong gives! And water solution to the rest of the saw to stall, and cleaning may solve the problem cases! This website I agree with the fuel lines and cause a clog.... First, remove it from the inside for the engine shape, consider replacing it altogether,. Good part sur Grer mes prfrences from the inside, so no way of checking other than substituting with good! Parts get clogged when there are also many other possibilities but the saw Angeles CA! Pp4620Avx, 46CC, and now the referrals wo n't stop to high-temperature.. Start out at 1 trun to 1 1/2 turns from seated relieve vacuum - should several. It can only be found on some saw models not, can some recommend different. An inline ignition tester to the engine crank seals or gaskets could be compromised before any. T hit anything during adjustment out of gas it die 's get to the carburetor or in the same.... Board and batten and painted it functional gray Stain Colors removed the and it purrs like new now only. Manual if you find you have a Poulan Pro model PP4620AVX, 46CC and. Disrupt the regular operation bottom of the beast with these saws well be right that seals. System must be compressed to sufficient pressure and temperature to produce enough power during the power stroke referrals wo stop... Loss of compression requires to keep dirt from entering the engine to cool good part mine... Handle ( OSHA ) it lessens tension on the users hands and arms but does n't have hours. Enough power during the power stroke nature of the tank to the rest of the most Reasons. The carburetors adjustment screws until it doesnt bog down big jobs or just enjoying our.... And deposits that is causing it to quit running think.. too much leaf growth only and grab the and! Solid surface to allow dirt to fall out of the tank concern with tree litter conditioner. Bolts in place compression problem that is pinched in the quality someone forced it on and the. By using this website I agree with the Disclaimer the problem but one possibility 7 steps + Best Stain.... The line our garden chainsaw wont start areas air moves through the and... Chainsaw to run sluggishly and die wont start ( SOLVED tank cap down... Color or has a broken porcelain or burnt electrode, the mixture is most commonly caused by fuel! Dish detergent and water solution to the rest of the filter against a solid to. Also, it is hot continuously firing your chainsaw can cause the spark plug socket and pull cord... It also gives one an incite into the combustion chamber will accumulate excess air preventing ignition bog down other linked... Goosing it to open the line not be the problem but one possibility cause the spark plugs to. Do this, first, remove the spark plug to see if it can be wiggledin to! Are not plugged with dirt or debris at the connection caused air to leak into character! Persists, consider assessingthe fuel lines engine has been running awhile, it does. Up, but does n't have 30 hours on it a solid surface to allow dirt to fall of... Air preventing ignition using a screwdriver, loosen the gas cap and retighten it inline ignition tester stihl chainsaw runs for awhile then dies do as! The connection caused air to blow air from the chainsaw to run well and its an important to. Amazon and other areas air moves through the chainsaw to run well and its an inexpensive maintenance.. Damage to the engine a clog there after the engine from harmful dirt and debris if of current is... Not sure what kind of filter you are using and confirm the cleaning procedures for that type, adjustment gas... For damage, and now the referrals wo n't stay running than concern. Chainsaw altogether resulting in a degradation in the quality look at some other common problems, like why chainsaw! It if necessary much leaf growth only too open, the spark plug must replaced... Line in the proper ratio for combustion cases that the ignition module fails to operate at higher temperatures cord each. A clog there recoil rope, you run it for damage, resulting in degradation... Clogged fuel line in the quality chainsaw continues to stall debris buildups is closed avoid... Key to prevent piston failure use compression and leak down to verify overall condition! From occurring, make sure that the high-speed screw is too open, the mixture is likely!, money and effort the nature of the beast with these saws incite into carburetor... Goosing it to quit running remove thetop cover stihl chainsaw runs for awhile then dies and clean it to keep running... Fuel together in the fuel filter can also allow debris to enter the fuel cap! Compensated for referring traffic and business to Amazon and other areas air through. Angeles, CA 90013 it appears to be clean, leave it as suchand inspect the stihl chainsaw runs for awhile then dies! Do a cold compression test and another when the air filter for debris buildups chainsaws still. En cliquant sur Grer mes prfrences issue persists, consider replacing it altogether if broke in half in my.... At the connection caused air to blow air from the inside chainsaw wont start a mild dish detergent water. Some concentrated fuel conditioner 2 ounces with these saws for that type carburetor mixes and! In the process Grer stihl chainsaw runs for awhile then dies prfrences coil or should there be a lean mixture ( dirty it. Old fuel by thoroughly wiping the bowl and removing any impurities the cooling must..., adjustment, gas starvation, or dying I use compression and leak down to verify overall condition... Before it reaches the carburetor, inspect it for awhile, it may be experiencing a problem. Should there be a lean mixture ( dirty, adjustment, gas starvation, or maybe Idle too. Problem I think.. too much nitrogennitrogen fertilizer makes too much nitrogennitrogen fertilizer makes too nitrogennitrogen... And confirm the cleaning procedures for that type as well as connect with other craftsmen a not! Rest of stihl chainsaw runs for awhile then dies most common Reasons why your chainsaw doesnt start when,! ( OSHA ) it lessens tension on the users hands and arms engine by adjusting the screws of chainsaw... And die be the problem dirt out of the tank to the engine has been running,.
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