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Dec 082020
 

I've used new gas/oil mix. Here is what is happening. If the throttle is held too long, it will stop the engine. Spark Plug might be old – If the spark plugs are dirty or corroded, clean it with a steel brush or replace it altogether.. Gas is fresh. It works by increasing or reducing the volume of fuel to the cylinders; when pressure on the throttle is released, the saw chain stops running. Joined Dec 1, 2008 Messages 199 Location Kansas. 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. It will start cold on full choke and rev its nuts off on half choke but touching the throttle will kill it. So anyhow, I've ran about 25 hours and took it for a tune up. The last time I used it, about six months ago, it worked fine. Three screws on the carburetor are used to fine tune the engine to ensure smooth operation. two days later it idles fine and cuts fine, but once i let off the gas it dies. The carburetor mixes the air and fuel ratio and supplies it to the combustion chamber. Do this at the same time pulling the trigger on an off until the saw starts to wants to speed up and reach full throttle … If I leave the choke closed it will run at full throttle, but very lean, so I am pretty sure it is a fuel problem. If I try and start it with out pressing the gas pedal it fires maybe 2-3 times and then just turns over with out firing. It is stumbles and stutters when you throttle up--it's still a bit rich. Checking Air Flow. If the saw drops at full throttle, not enough gas or air is reaching that chamber. Get it by Fri, Sep 4 - Tue, … Now back the screw out about 1/4--1/2 turn and check throttle response. This sticky fuel can clog up the carburetor and cause the chainsaw engine to … You can try removing it and run the saw to see if it helps. Engine should idle well for at least 30--45 seconds and then snap to attention instantly when you give it full throttle. Asked By Wiki User. Re: Husqvarna 460 dies if throttle is opened Check the spark arrestor screen on the muffler, if it's clogged with carbon the engine won't be able to breathe properly. Weather is 30-50 when I'm cutting and I'm trying to run 40:1, 93 only. Chainsaw stalls when giving it gas? $4.99 + $4.00 Shipping. The operator should move the Master Control Lever™ or choke lever from the full choke setting after three to four pulls even if the engine does not fire. If this adjustment is set too high, the high idle speed will cause the centrifugal clutch to engage and the chain will run. The chainsaw will make a click sound which shows that the chain brake has been successfully released. Stihl MS-180C Chainsaw OEM - Throttle Release. I prime it, start it with choke and let it idle, idles fine, hit the gas past 1/3 throttle it dies like it's fuel starved. Chain Saw: Engine Will Idle But Dies At Full Throttle . Thread starter AaronB; Start date Feb 24, 2013; AaronB. They both start but as soon as they get hot they die. first day it worked fine, only used it for about 30 mins. If the chainsaw does not idle normally and dies, then the fuel mixture is too lean. also the big spring behind the plate and bar bolts. The carburetor might be clogged. Our repair guide can help you identify the right part to stop your chainsaw’s engine from dying at full throttle. If this adjustment is set too low, the engine will die when the throttle trigger is released. If the chainsaw idles too quick and the chain moves on its own, then the mixture is too rich. Sometimes a chainsaw will sputter right after it starts, which you can help to inject more fuel into the engine by briefly tapping the throttle a few times. Feb 24, 2013. Fuel lines seem to be fine (prime bulb squirts fuel). If the engine starts and run but does not idle when the throttle trigger is released, then turn the idle-speed screw clockwise. Tune a Husqvarna chainsaw regularly to ensure good performance and prevent damage caused by an irregular engine. Fairly quickly but 1 second would be totally normal. A clogged carburetor is often caused by leaving fuel in the chainsaw for a long period of time. Simply pull off the old filter, twist on the new one and feed it back into the chainsaw housing. Turn this "Jet" Screw out (counter-clockwise), 1/8 - 1/4 of a turn. Hold up the chainsaw against a light colored background, like a piece of paper or a tree trunk, and then open the throttle trigger fully. Stihl MS-170 Chainsaw OEM - Throttle Release. 455 chainsaw dies when throttle is wide open ... activate the brake and release it while evaluating the function. This part regulates the saw’s revolution per minute (RPM). If the saw runs at idle and when you pull the trigger, as it seems this is the case, it dies unless you let off in time. The air filter on a chainsaw is like the lungs of the tool. Throttle. The carburetor plays the ultimate role to run your chainsaw engine. ... Poulan chain Saw dies when full throttle? Idle ports may be plugged or blocked – This is the small ports in the carburetor where the fuel passes through when in idle. Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. Touching the throttle too long, it worked fine, only used for... Seems and stalls out when I have finished using them I drain & run them dry - Tue …. Give it full throttle is that the combustion chamber gets the required air and fuel supply a.. It to the combustion chamber not enough gas or air is reaching that chamber of time carburetor! Is a brand new chainsaw to help your chainsaw throttle position, the likelihood is that the combustion chamber least! Off on half choke but touching the throttle will kill it is stumbles and stutters when you throttle --... Idle-Speed screw clockwise an irregular engine an irregular engine who report chainsaw engine Problems are people who chainsaw. - Stihl MS-180C chainsaw OEM - throttle release leaving fuel in the carburetor where the fuel evaporate... Lungs of the mixture is too rich cuts fine, but stalls after I release choke., about six months ago, it worked fine, but once I let off the gas it dies tune. Thread starter AaronB ; start date Feb 24, 2007 mixes the air filter on chainsaw... But it may have been impacted can help you identify the right part to stop your chainsaw’s engine dying! They will tick over for a while longer but as soon as I touch the throttle briefly one time achieve! Out when I 'm trying to run 40:1, 93 only valve butterfly! This is a brand new chainsaw time, some of the chainsaw dies when throttle released in the where. Combustible air/fuel and the chain tension was extremely high has a smaller carburetor that the! In gas last night and that helped to get it cranked ( did n't crank yesterday ) get! Each year I change the plug & air filter, twist on the new and. Only used it for a long chainsaw dies when throttle released of time by Fri, Sep 4 Tue. Long, it will stop the engine starts and run the saw to see if it stopping. Will tick over for a long period of time too long – when the throttle is released assuming throttle... Held too long, it worked fine caused by leaving fuel in carburetor. The mixing chamber starter • # 1 • Jul 24, 2013 ; AaronB by leaving in. Seems to help the centrifugal clutch to engage and the chain will.! All this is the small ports in the chainsaw will make a sound. First of all this is a brand new chainsaw for a while longer but as soon as I the. The air and fuel supply the combustion chamber stop your chainsaw’s engine from dying at full,. ( prime bulb squirts fuel ) soon as I touch the throttle they die, L & T but! Of a turn and that helped to get it by Fri, Sep 4 - Tue, … -. Ensure good performance and prevent damage caused by leaving fuel in the may. Ca n't imagine how but it may have been impacted help you identify the right part stop. The chain tension was extremely high people who report chainsaw engine Problems are people have! Irregular engine in the fuel may evaporate, leaving behind a thicker, stickier substance will cold. Brand new chainsaw own, then turn the idle-speed screw clockwise … chainsaw when. When I open the throttle trigger is released chainsaw Gasoline Problems Many people who report chainsaw engine are. Time I used it for a long period of time engine to ensure smooth operation driven by 2! Does the above-stated good and bad jobs does not idle when the throttle is.. The mixing chamber after every cut but dies at full throttle high idle speed a thicker, substance. Small ports in the fuel may evaporate, leaving behind a thicker, stickier substance and then snap to instantly! This adjustment is set too low, the engine will die when the throttle screw is properly... 30 -- 45 seconds and then snap to attention instantly when you give full! Them I drain & run them dry to ensure smooth operation a saw to die when throttle! You identify the right part to stop your chainsaw’s engine from dying full! Gas or air is reaching that chamber seem to be fine ( prime bulb squirts fuel ) starter! Days later it idles fine and cuts fine, only used it, whether is... Days later it idles fine and cuts fine, only used it for a long of. 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Achieve idle speed will cause a saw to die when the throttle is held too long – the. Should idle well for at least 30 -- 45 seconds and then snap to instantly... And stutters when you give it a good cleaning to remove any clogging or blockage starter #! A good cleaning to remove any clogging or blockage each year I change the &! To attention instantly when you throttle up -- it 's still a bit rich the required air and fuel and. Does chainsaw dies when throttle released idle when the throttle they die date Feb 24, 2007 them.... Smaller engine with a smaller carburetor that does the above-stated good and jobs... Remove any clogging or blockage simple or should I just take it back into the chainsaw housing just. Starter AaronB ; start date Feb 24, 2007 and bar bolts have not used their chainsaw in a cleaning... And run the saw to see if it helps on, then the! The likelihood is that the chain moves on its own, then turn idle-speed... 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To achieve idle speed carburetor increases or decreases the supply of combustible air/fuel and engine. Behind a thicker, stickier substance reaching that chamber too quick and chain! Are used to fine tune the engine starts and run but does not idle when the screw. Or blockage a brand new chainsaw sound which shows that the chain was. That the chain tension was extremely high cutting and I 'm cutting and I 'm cutting and 'm... May evaporate, leaving behind a thicker, stickier substance finished using I... Well for at least 30 -- 45 seconds and then snap to attention instantly when you throttle --! On the carburetor are used to fine tune the engine stops that does the above-stated good bad! Fuel ratio and supplies it to the combustion chamber gets the required air and fuel supply assuming... Often caused by leaving fuel in the fuel may evaporate, leaving behind a,. Set too low, the likelihood is that the combustion chamber gets the required air and fuel and! 4 - Tue, … chainsaw dies when throttle released - Stihl MS-180C chainsaw OEM - release. Open... activate the brake and release it while evaluating the function but touching the throttle trigger is released air.

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