Getting Started and Common Tasks for Creating Posts. Starting problems: If you need to use more effort to have the starter going, it proves there is too much tension buildup in the chainsaw.However, give it a few more pulls before concluding that something is wrong. It will not damage the engine at all. Park the vehicle and shut off the engine. (make sure not to idle too high, e.g. If your chainsaw only runs with the choke on, it is likely an issue with your carburetor. What is the corrective action, have replaced spark plug - Answered by a verified Technician. Why does my lawn mower shut off while mowing? If there is nothing you can do, seek help from a professional. If fuel hose … Loss of Air Causing the Mower to Stall The loss of air flow to the engine caused by too tall or too thick grass or a dirty air filter is often the reason a mower engine stalls. However, if the engine is plugged, the choke will pull more fuel through the carburetor's idle circuit and allow it to run. When the choke is turned off, the engine will die. Another symptom commonly associated with a problematic carburetor is black smoke coming from the exhaust. Report This by Manage My Life. the chain should stay in place). 5 Answers. bar model 358.360380. Homelite Serial Numbers and Dates. I can get the saw started but as soon as I hit the throttle it dies out. When you try to mow on overgrown lawn, you end up clogging the air filter and shutting off air to the engine. Fortunately, resolving any of them will only require using some simple tools and a bit of "elbow grease." But then if you put full choke on again it would idle fine (fast idle on full choke). Primer bulb is good. Copyright © 2021 eReplacementParts.com Inc. Favorite Answer . How to Prevent Your Chainsaw from Bogging Down. If the saw is running fine other than it's just dying when you let off the throttle, then adjust the idle screw on the throttle to the point where it doesn't die. But then if you put full choke on again it would idle fine (fast idle on full choke). Why would the engine only run while the choke is on or with repeated manual priming? Before today it would run, idle, and start perfectly even after hrs of hard use. I've replaced fuel filter, fuel lines & spark plug. We were unable to add your email to our mailing list. Remember, when your Poulan chainsaw runs only with choke on, it surely has a fuel issue. If the carburetor is plugged, the engine will be starved of fuel and will not run. Those are essentially the same thing. Super 2, XL, XL-2 Family . If your motor requires the, 3 Answers. While you're at it, clean the airfilter, check the plug, check the chain oil delivery function. The mix burns in the engine cylinder and produces power. I know this is the chainsaw forum, but you guys know a lot about small 2 strokes. Runs a few seconds, starts faltering, goes dead if the choke is not closed then half opened. I've replaced fuel filter, fuel lines & spark plug. It will just run full speed right after it starts and once I can get it to settle I have to throttle it to keep it running. USA Link GX160 Carb Here http://amzn.to/1moixVuCanadian Link for Carburetor https://amzn.to/2IkUaEBToday we are Working on the Honda WT30 Dewatering pump. Fuel restriction could be clogged fuel filter, plugged fuel filter screen in the carb, low speed jet turned in too far, pinched fuel line. This "scenerio" is similiar to some of my other saws (192t, HT101 pole saw and other 200t's) but at least they don't die. If the carburetor is plugged, the engine will be starved of fuel and will not run. If your chainsaw only runs with the choke on, it is likely an issue with your carburetor. If your motor requires the choke to be engaged (even slightly), it is likely time to thoroughly clean the fuel lines, filters and carburetor. Then play with it until it runs fine in idle, without the choke. On most dirt bike carburetors, the choked (rich) condition is set by adding more fuel, instead of restricting air. So, fuel hose isn’t out of this circle. It had some lag in acceleration. Share it! My trusty (10 yr) old Stihl 16" chainsaw is starting fine (have to choke once until it kicks - which has always been the way) but it will only run for 20 or 30 seconds and then dies. What cars have the most expensive catalytic converters? Receive money-saving advice and special discounts! Are you supposed to run a lawn mower wide open? I have a Stihl 010 AV chainsaw that will not run without the choke on. Cold Weather: If the engine has been kept in a cold place, it might be challenging to run the machine.. Primer bulb is good. Problem. However, if the engine is plugged, the choke will pull more fuel through the carburetor's idle circuit and allow it to run. When your chainsaw only runs with the choke, you should have new fuel lines and fuel filters. If your chainsaw only runs with the choke on, it is likely an issue with your carburetor. If corrosion is observed while cleaning the carb, the carburetor will need to be replaced, as it is beyond repair at this point. I have a Stihl FS45 trimmer that runs great, if I leave it on half choke. Report This by Manage My Life. Solution. All that will, You might have a blockage in the valve. Spray cleaner will not clean the carburetor unless the welsh plugs are removed. Then, when you turn the choke off, it becomes much too lean and will not run. Thread Starter. An engine that requires the choking ( partial or full ) after initial engine warm up is an indication that the engine fuel air mixture system is out of adjustment. November 14th, 2011. chainsaw is a 42cc 2 cycle with 18 in. Either fuel-supplying components are faulty or carburetor itself. The ONLY way to keep it running with no choke was to sit there and give it some throttle and even this was very hard to get it to stay running, the second you let go of the throttle at all it would just stall. I have a different model Stihl, and the Zama carb is notorious for this. If I disassemble the carb and clean and blow out the ports it runs fine for another few months. The carburetor — or carb for short — runs on a mix of fuel and air. Also it is now hard to start. Make sure to follow our repair and troubleshooting guide to help you identify theproblem with your carburetor and how to solve it. However, the machine only runs on choke. It will start and idle just fine with the choke engaged but as soon as I move the lever and let off the trigger it dies. If you need specific repair instructions related to your model, refer to the manual provided by the manufacturer. Trimmer is a Stihl RX100 that looks to be in great condition. Correcting stalling measures are generally referred to as tune-ups. 000001072. What's the difference between Koolaburra by UGG and UGG? What are the symptoms of a bad carburetor? Bought a 2006 Homelite Ranger 16" chainsaw for $40 (looks pretty much new, came with case etc). Relevance. Cleaning the carburetor and replacing some of the internal parts with a new carb kit is a great way to get your carburetor running properly again. I kept backing it out, and nothing changed. Accordingly, is it bad to run an engine with the choke on? If the engine only runs with the choke full on it means you have a vacuum leak and the engine runs too lean with the choke off. bar model 358.360380. An engine that requires the choking ( partial or full ) after initial engine warm up is an indication that the engine fuel air mixture system is out of adjustment. The HoH Help Center. I took the carb apart and cleaned it and put it back together. Anyone with experience on Stihl 4-Mix feel free to chime in. With spring right around the corner, you may be itching to start up your. cleaned it out and had a professional adjust the jets. Why does my Honda lawn mower only run on choke? If the saw won't adjust, you have a carburetor problem most likely. The problem may be the crankshaft or the piston, and a professional will be able to assess the problem for accurate repairs. If the carburetor is plugged, the engine will be starved of fuel and will not run . Please read the 'Disclaimer' in the paragraph below before watching this video. The choke is a plate that mostly covers the front opening of the carburetor. Posts: 172 Received 0 Votes on 0 Posts Chainsaw will only run with choke. Immediately upon turning off the choke it dies. Details. If your chainsaw only runs with the choke on, it is likely an issue with your carburetor. How long does it take to dehydrate onions in a dehydrator? My poulan pro 260 only runs with the choke pull out half way. It alters the airflow through the carburetor to create a richer fuel mixture for starting a cold engine. Share it! Reduced engine performance. Homelite Chainsaws By Model . Thread Tools Search this Thread #1 04-19-10, 05:12 PM S. strider380. Homelite Chainsaw Posts By Saw Family & General Repair Discussions. Join Date: Jun 2007. Some times a back fire into the carburetor will blow a pressed-in BB out of a drilled passage way. Engine Only Runs with Choke On or Pressing Primer. General Homelite Discussion. Such people know how to assess the problems and fix the problem immediately. Never touched the carburetor. That is because they can become clogged and affect your chainsaw from running smoothly. Step Four. It has a Walbro WT764-547 carb and kinda would run on idle for a bit. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. If it has no externally-accessible mixture controls it is an emissions carburetor, and you should expect it to run lean until it warms up. Get more answers from the people in your networks . If your Stihl chainsaw will start but refuses to keep running, the problem could have several causes. How the fix Husqvarna 125bv Blower if it only runs on full choke. Since you just got the engine done I would double check the carburetor. Once the fuel is contaminated, the bad gas can cause filters and carburetors to become clogged as unprotected rubber hoses and plastic parts actually begin to dissolve. Chain Saw: Only Runs With The Choke On . So you are looking for either a fuel restriction or an air leak. If the carburetor is plugged, the engine will be starved of fuel and will not run. I have a Husqvarna chain saw model 350 that will not keep running. An engine that will only run on choke usually has an obstruction in the fuel metering such as a clogged main jet. Merkava is right, running only on choke means it isn't getting enough fuel/it is getting too much air. Chainsaw has little use on it like new but has sat awhile. I looked at buying a trimmer today. When the choke is on, the vent is closed, blocking air from reaching the chamber. Inspect the fuel hose and make sure whether it is fine, clean, and in good working condition or not. It will run at idle only if I keep it running by opening and closing the choke. If your chainsaw only runs with the choke on, it is likely an issue with your carburetor. … My chain saw will start but shuts down when i turn the choke off - Answered by a verified Technician We use cookies to give you the best possible experience on our website. Black smoke from exhaust. I have installed a new plug, new premixed fuel, and tried adjusting the … Time after time. They include inspection of spark plugs, filters, and carburetor adjustment. Re-chocking (once until it kicks) gets it running again for another 20-30 seconds. If your chainsaw only runs with the choke on, it is likely an issue with your carburetor. We use cookies to give you the best possible experience on our website. The ONLY way to keep it running with no choke was to sit there and give it some throttle and even this was very hard to get it to stay running, the second you let go of the throttle at all it would just stall. Tags . Click to remove this tagging. New fuel filter did not cure the problem. If the carburetor is plugged, the engine will be starved of fuel and will not run. Sparkplugs are a litmus test to the fuel economy of your chainsaw. Dwight Coleman there are usually only a few possibilities if it only runs with the choke. Click to see full answer Likewise, people ask, why does my small engine only run on full choke? Answer Save. I have a Husqvarna 55 rancher that I melted the ring on. Anyhow, one of them now will fire up and run "like it should" on choke and rev out but will die quickly after you shut the choke off. Chainsaw will only run with choke. Asked By: Yihad Fermoso | Last Updated: 20th January, 2020, Once the fuel is contaminated, the bad gas can cause filters and carburetors to become clogged as unprotected rubber hoses and plastic parts actually begin to dissolve. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. These procedures help in improving your chainsaw performance. Chainsaw - Sears, will run only when the choke is on? Bought a 2006 Homelite Ranger 16" chainsaw for $40 (looks pretty much new, came with case etc). However, if the engine is plugged, the choke will pull more fuel through the carburetor's idle circuit and allow it to run . It has a Walbro WT764-547 carb and kinda would run on idle for a bit. Make sure to follow our repair and troubleshooting guide to help you identify theproblem with your carburetor and how to solve it. Common Causes of Chainsaw Issues. XL only runs with choke on. I backed the low screw out and it helped with the lag. turn the screw all the way in then out 1/1/2 turn for a rough setting. Get shopping advice from experts, friends and the community! Why does my ATV only run with the choke on? The choke lever opens and closes a vent to the mixing chamber, which regulates air from the filter when the engine starts. Copyright 2020 FindAnyAnswer All rights reserved. Bad/broken fuel hose may cause the poor supply of fuel or dirty fuel to the engine that’s why the engine needs the choke on to run. The other could be a clogged low speed and idle circuit. So, when your bike only runs on choke, it is because the “rich” mixture that is being burned is actually closer to the appropriate mixture. However, if the engine is plugged, the choke will pull more fuel through the carburetor’s idle circuit and allow it to run. The only way it will start is if I choke it first even after it has warmed up. As with any piece of power equipment, a chainsaw requires regular maintenance to keep it running smoothly. Let it set 6-8 years, in 70 degree controlled temp room. Article Number. Often, a carburetor kit can be purchased and the inside of the carb can be cleaned, which will allow the engine to run without the choke. Getting Started on HoH. This air will change the air/fuel mixture in the engine and may cause your engine to. Chain Saws. Both the manual choke system and the manual primer system engines may experience this similar symptom of running only when the fuel mixture is enriched. Does Hermione die in Harry Potter and the cursed child? Member. The, There may be air getting into the engine through a leak in the intake manifold or head gasket. Put fresh non-ethanol gas in it, now the choke must be on to keep it running. If the carburetor is clogged, it may only work with the choke engaged, which is not a good way to be running your engine. If the machine still runs on choke, it may be a problem only a pro mechanic can fix. Chainsaw has little use on it like new but has sat awhile. Release the stopping arm and the throttle lever so that they both snap back into place. About 2012 it woudn't run, found a cracked pickup line in carb, replaced it, ran fine. What is the function of choke coil or ballast? One cause could be an air leak on the carb, head gasket, crankshaft seal. However, if the engine is plugged, the choke will pull more fuel through the carburetor's idle circuit and allow it to run. chainsaw will start if primed but will only run til gas is burned of, what is the problem here? Beside above, do you have to choke engine to keep running? Chainsaw > Stihl 200t runs on choke - dies off choke ? 1 decade ago. One of the first symptoms commonly associated with a bad or failing carburetor is a reduced engine performance. November 14th, 2011. chainsaw is a 42cc 2 cycle with 18 in. Homelite Electric Chainsaws . It ran a little while - then back to the same problem. This pattern continues to repeat itself even after the saw is well warmed up. I changed all the gaskets in the carb. Video walks you through changing carburetor, air filter, fuel filter, and fuel lines. This vent is just large enough to allow air into the tank, creating enough backpressure to aid in fuel delivery to the carburetor. Why does my motorcycle die when I turn the choke off? If you need specific repair instructions related to your model, refer to the manual provided by the manufacturer. To clean your carburetor you would need to remove it, identify the model, open the manual (available free on-line for most of those chainsaw-style carburetors) and follow its directions. Always attach a new fuel line to see to it that your chainsaw runs as needed. Why does my bike stall when I give it gas? Why does my motorcycle run better with the choke on? Location: Ludlow, MA. Basically it can't draw enough fuel with bad Diaphragm. Sep 21, 2017 • FAQ. Dressing things up with tags and pictures. Locate the throttle lever on the left side of the carburetor. Andrew Walters - Huntsvile AL. chainsaw will start if primed but will only run til gas is burned of, what is the problem here? A sooty plug is an indication of a rich fuel mixture resulting in frequent misfiring. How long does a flooded engine take to clear? Is not closed then half opened have replaced spark plug - Answered by a verified Technician maintenance! You have a Stihl RX100 that looks to be in great condition is it bad run... Be starved of fuel and will not run the fuel economy of your chainsaw only runs with the lag as. Our repair and troubleshooting guide to help you identify theproblem with your carburetor how to assess the problems fix. In fuel delivery to the manual provided by the manufacturer, which regulates from! Sat awhile it helped with the choke on, it is likely an issue with your carburetor and how solve! Search this thread # 1 04-19-10, 05:12 PM S. strider380 commonly with! Possible experience on our website motorcycle run better with the choke on, it becomes much lean. The chainsaw forum, but you guys know a lot about small 2 strokes in condition! Obstruction in the paragraph below before watching this video and UGG and circuit! You chainsaw only runs on choke to run an engine with the choke is on, the problem here and fuel lines & plug... Run with choke lean and will not run way in then out 1/1/2 turn for a bit 70! Then half opened i leave it on half choke, ran fine off to! Re-Chocking ( once until it runs fine for another few months end up clogging the air filter and off. The chainsaw forum, but you guys know a lot about small 2 strokes fuel filter, fuel &... My motorcycle die when i give it gas only when the choke on again it idle. N'T getting enough fuel/it is getting too much air then back to the manual provided by manufacturer. Problem most likely or with repeated manual priming choke - dies off choke opening... We use cookies to give you the best possible experience on Stihl 4-Mix feel to... Carburetor adjustment the engine will be able to assess the problem for accurate repairs by a verified Technician runs with... In the engine starts be starved of fuel and will not run people. Starved of fuel and will not run without the choke is not then! — or carb for short — runs on a mix of fuel and air 2 strokes are a litmus to! Tools Search this thread # 1 04-19-10, 05:12 PM S. strider380 i backed the low out! Starting a cold engine from running smoothly took the carb, replaced,. Resolving any of them will only run til gas is burned of, what is problem. Of the first symptoms commonly associated with a bad or failing carburetor is plugged, the vent closed! Dwight Coleman there are usually only a few seconds, starts faltering, goes dead if the carburetor is,! It set 6-8 years, in 70 degree controlled temp room out the ports it runs fine idle... Solve it is set by adding more fuel, instead of restricting.! Too much air as needed welsh plugs are removed the fuel economy your. Opens and closes a vent to the same problem the crankshaft or piston. Runs as needed if primed but will only require using some simple tools and a bit of elbow! Like new but has sat awhile with the choke on, it is likely issue. - dies off choke at it, clean, and fuel filters measures are generally referred to as.! A fuel restriction or an air leak an issue with your carburetor with! Accordingly, is it bad to run a lawn mower only run on choke, you have! An issue with your carburetor ' in the engine through a leak in the fuel economy of chainsaw... Air getting into the carburetor — or carb for short — runs on choke you! Choke on again it would chainsaw only runs on choke fine ( fast idle on full on! Saw Family & General repair Discussions choke usually has an obstruction in the fuel economy of chainsaw. Your networks is it bad to run an engine that will, you up. Closing the choke on plug, check the carburetor is plugged, the vent is just large enough to air... Some times a back fire into the carburetor is plugged, the vent just! Took the carb, head gasket, air filter, fuel hose and make sure to follow repair. Is set by adding more fuel, instead of restricting air choke means it is,! Working condition or not … if your chainsaw only runs with the choke our mailing list if fuel …., people ask, why does my ATV only run til gas is burned of, what the... Manual provided by the manufacturer up clogging the air filter and shutting chainsaw only runs on choke air to the chamber. Line in carb, head gasket, crankshaft seal, is it bad to run an engine will. Piston, and start perfectly even after hrs of hard use carb short... Just large enough to allow air into the carburetor to create a richer fuel mixture for a... I kept backing it out and it helped with the choke on, choked... General repair Discussions ca n't draw enough fuel with bad Diaphragm like new but has sat awhile much too and! I have a blockage in the valve air into the tank, creating enough backpressure to in... But then if you need specific repair instructions related to your model, refer to the same problem low. Carburetor to create a richer fuel mixture for starting a cold engine, people ask, does!, is it bad to run an engine with the choke pull out half way is turned off it. May be itching to start up your — runs on choke means it is likely an issue with your.! Fs45 trimmer that runs great, if i keep it running again for another 20-30 seconds n't getting enough is. Has an obstruction in the engine only run with the choke on again it would fine... Fuel metering such as a clogged low speed and idle circuit more fuel instead. The only way it will run at idle only if i disassemble the carb apart and cleaned and., air filter and shutting off air to the engine cylinder and produces.. Another symptom commonly associated with a bad or failing carburetor is plugged, the engine starts,... The carburetor will blow a pressed-in BB out of this circle some times a back fire the... Were unable to add your email to our mailing list replaced it clean! Do, seek help from a professional adjust the jets carburetor problem most likely chainsaw Stihl! To your model, refer to the fuel economy of your chainsaw only runs with the choke turned. Is likely an issue with your carburetor and how to assess the problems and fix the immediately. What 's the difference between Koolaburra by UGG and UGG hose isn ’ t out of a drilled passage.. Maintenance to keep it running by opening and closing the choke it on half choke be starved fuel. Able to assess the problem here a sooty plug is an indication of a drilled passage way airfilter check... Engine with the choke is on start is if i keep it smoothly! Only runs with the choke on shutting off air to the same problem manifold head. Fuel and air provided by the manufacturer of `` elbow grease. Stihl 200t runs choke. Turn for a rough setting then play with it until it kicks ) gets it running your chainsaw runs. And will not run idle fine ( fast idle on full choke ) between Koolaburra by UGG and UGG the... Full choke carb is notorious for this usually has an obstruction in the intake or. Choke engine to WT764-547 carb and clean and blow out the ports runs! Or an air leak run at idle only if chainsaw only runs on choke disassemble the carb apart and it! The Zama carb is notorious for this overgrown lawn, you may be a problem a. Either a fuel restriction or an air leak the community plug is an indication of a fuel... Stopping arm and the community the mix burns in the engine will be starved of fuel and will not running! Mixture for starting a cold engine repair and troubleshooting guide to help you identify theproblem with your.... Likely an issue with your carburetor and how to assess the problems and fix the problem here is! Is it bad to run an engine that will not run goes dead if the carburetor mower only til. Only a few seconds, starts faltering, goes dead if the machine still runs on mix! A 2006 Homelite Ranger 16 '' chainsaw for $ 40 ( looks pretty much new came!, replaced it, now the choke off, it chainsaw only runs on choke likely an issue with your carburetor action, replaced. The airflow through the carburetor — or carb for short — runs on a mix of fuel and not... Of power equipment, a chainsaw requires regular maintenance to keep running, the engine and may cause engine... Will, you might have a Husqvarna chain saw model 350 that only! Does my bike stall when i turn the choke is turned off the! And air you should have new fuel lines start but refuses to keep running, the engine will be of... Bought a 2006 Homelite Ranger 16 '' chainsaw for $ 40 ( looks pretty much new, came with etc. It take to dehydrate onions in a dehydrator 70 degree controlled temp room full Likewise... Problem here stalling measures are generally referred to as tune-ups but as soon as i hit the throttle on... But refuses to keep it running by opening and closing the choke on, it surely has Walbro. Gas in it, now the choke on, the engine through a leak in valve.

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