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. Primer bulb is good. As with any piece of power equipment, a chainsaw requires regular maintenance to keep it running smoothly. Trimmer is a Stihl RX100 that looks to be in great condition. If the carburetor is plugged, the engine will be starved of fuel and will not run . Copyright 2020 FindAnyAnswer All rights reserved. If fuel hose … Step Four. Basically it can't draw enough fuel with bad Diaphragm. Fuel restriction could be clogged fuel filter, plugged fuel filter screen in the carb, low speed jet turned in too far, pinched fuel line. About 2012 it woudn't run, found a cracked pickup line in carb, replaced it, ran fine. Fortunately, resolving any of them will only require using some simple tools and a bit of "elbow grease." Accordingly, is it bad to run an engine with the choke on? If your Stihl chainsaw will start but refuses to keep running, the problem could have several causes. Join Date: Jun 2007. I've replaced fuel filter, fuel lines & spark plug. Make sure to follow our repair and troubleshooting guide to help you identify theproblem with your carburetor and how to solve it. Another symptom commonly associated with a problematic carburetor is black smoke coming from the exhaust. 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. If your motor requires the, 3 Answers. Chainsaw will only run with choke. I can get the saw started but as soon as I hit the throttle it dies out. This pattern continues to repeat itself even after the saw is well warmed up. 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. The, There may be air getting into the engine through a leak in the intake manifold or head gasket. The only way it will start is if I choke it first even after it has warmed up. 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. Member. 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. What is the function of choke coil or ballast? The problem may be the crankshaft or the piston, and a professional will be able to assess the problem for accurate repairs. Receive money-saving advice and special discounts! Time after time. Thread Starter. Spray cleaner will not clean the carburetor unless the welsh plugs are removed. What are the symptoms of a bad carburetor? The mix burns in the engine cylinder and produces power. Reduced engine performance. If you need specific repair instructions related to your model, refer to the manual provided by the manufacturer. Primer bulb is good. Engine Only Runs with Choke On or Pressing Primer. Why does my motorcycle die when I turn the choke off? 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. Copyright © 2021 eReplacementParts.com Inc. What's the difference between Koolaburra by UGG and UGG? 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. Chainsaw - Sears, will run only when the choke is on? It had some lag in acceleration. If your motor requires the choke to be engaged (even slightly), it is likely time to thoroughly clean the fuel lines, filters and carburetor. So, fuel hose isn’t out of this circle. Then, when you turn the choke off, it becomes much too lean and will not run. Click to see full answer Likewise, people ask, why does my small engine only run on full choke? 1 decade ago. Put fresh non-ethanol gas in it, now the choke must be on to keep it running. Dwight Coleman there are usually only a few possibilities if it only runs with the choke. Park the vehicle and shut off the engine. When the choke is turned off, the engine will die. I've replaced fuel filter, fuel lines & spark plug. I changed all the gaskets in the carb. chainsaw will start if primed but will only run til gas is burned of, what is the problem here? 000001072. What cars have the most expensive catalytic converters? Homelite Serial Numbers and Dates. Get more answers from the people in your networks . While you're at it, clean the airfilter, check the plug, check the chain oil delivery function. Cold Weather: If the engine has been kept in a cold place, it might be challenging to run the machine.. Why does my lawn mower shut off while mowing? Release the stopping arm and the throttle lever so that they both snap back into place. This vent is just large enough to allow air into the tank, creating enough backpressure to aid in fuel delivery to the carburetor. Answer Save. One cause could be an air leak on the carb, head gasket, crankshaft seal. 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. Get shopping advice from experts, friends and the community! The HoH Help Center. Thread Tools Search this Thread #1 04-19-10, 05:12 PM S. strider380. Bought a 2006 Homelite Ranger 16" chainsaw for $40 (looks pretty much new, came with case etc). Homelite Electric Chainsaws . 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. Favorite Answer . Share it! 5 Answers. Always attach a new fuel line to see to it that your chainsaw runs as needed. My poulan pro 260 only runs with the choke pull out half way. Problem. Location: Ludlow, MA. Chainsaw > Stihl 200t runs on choke - dies off choke ? If corrosion is observed while cleaning the carb, the carburetor will need to be replaced, as it is beyond repair at this point. It has a Walbro WT764-547 carb and kinda would run on idle for a bit. How to Prevent Your Chainsaw from Bogging Down. I looked at buying a trimmer today. If your chainsaw only runs with the choke on, it is likely an issue with your carburetor. If your chainsaw only runs with the choke on, it is likely an issue with your carburetor. I kept backing it out, and nothing changed. Make sure to follow our repair and troubleshooting guide to help you identify theproblem with your carburetor and how to solve it. An engine that will only run on choke usually has an obstruction in the fuel metering such as a clogged main jet. 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. However, if the engine is plugged, the choke will pull more fuel through the carburetor's idle circuit and allow it to run. Correcting stalling measures are generally referred to as tune-ups. Sep 21, 2017 • FAQ. When your chainsaw only runs with the choke, you should have new fuel lines and fuel filters. Why does my motorcycle run better with the choke on? Those are essentially the same thing. New fuel filter did not cure the problem. We were unable to add your email to our mailing list. One of the first symptoms commonly associated with a bad or failing carburetor is a reduced engine performance. Relevance. However, if the engine is plugged, the choke will pull more fuel through the carburetor's idle circuit and allow it to run. On most dirt bike carburetors, the choked (rich) condition is set by adding more fuel, instead of restricting air. Immediately upon turning off the choke it dies. Tags . We use cookies to give you the best possible experience on our website. Why does my bike stall when I give it gas? That is because they can become clogged and affect your chainsaw from running smoothly. It ran a little while - then back to the same problem. Are you supposed to run a lawn mower wide open? Inspect the fuel hose and make sure whether it is fine, clean, and in good working condition or not. If your chainsaw only runs with the choke on, it is likely an issue with your carburetor. 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. If the machine still runs on choke, it may be a problem only a pro mechanic can fix. Click to remove this tagging. Article Number. XL only runs with choke on. General Homelite Discussion. 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. Merkava is right, running only on choke means it isn't getting enough fuel/it is getting too much air. I have a Husqvarna 55 rancher that I melted the ring on. Details. If the saw won't adjust, you have a carburetor problem most likely. 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. The other could be a clogged low speed and idle circuit. Please read the 'Disclaimer' in the paragraph below before watching this video. Getting Started and Common Tasks for Creating Posts. But then if you put full choke on again it would idle fine (fast idle on full choke). Solution. Beside above, do you have to choke engine to keep running? Black smoke from exhaust. 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. However, if the engine is plugged, the choke will pull more fuel through the carburetor’s idle circuit and allow it to run. I backed the low screw out and it helped with the lag. It alters the airflow through the carburetor to create a richer fuel mixture for starting a cold engine. chainsaw will start if primed but will only run til gas is burned of, what is the problem here? Then play with it until it runs fine in idle, without the choke. (make sure not to idle too high, e.g. 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. If the carburetor is plugged, the engine will be starved of fuel and will not run. 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. Dressing things up with tags and pictures. I have a Stihl FS45 trimmer that runs great, if I leave it on half choke. Common Causes of Chainsaw Issues. I have a Stihl 010 AV chainsaw that will not run without the choke on. Video walks you through changing carburetor, air filter, fuel filter, and fuel lines. If I disassemble the carb and clean and blow out the ports it runs fine for another few months. 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. Homelite Chainsaw Posts By Saw Family & General Repair Discussions. : 172 Received 0 Votes on 0 Posts chainsaw will start if primed will... Clogging the air filter, and a bit read the 'Disclaimer ' in the engine will die help! 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Off, it chainsaw only runs on choke likely an issue with your carburetor to as tune-ups as a main! With 18 in wo n't adjust, you might have a blockage in the paragraph below before watching video... You need specific repair instructions related to your model, refer to the manual provided by manufacturer! Too much air or an air leak the stopping arm and the Zama carb is notorious for this i... Tools Search this thread # 1 04-19-10, 05:12 PM S. strider380 a bad or failing carburetor is plugged the. Is a 42cc 2 cycle with 18 in only require using some tools., chainsaw only runs on choke fuel delivery to the mixing chamber, which regulates air from the exhaust plate mostly. Feel free to chime in it take to clear turned off, it is likely an issue with your and. So that they both snap back into place, a chainsaw requires regular maintenance keep! It first even after hrs of hard use back together a lawn mower off... Delivery to the carburetor is plugged, the engine will be starved of fuel and not... All that will, you end up clogging the air filter, and in good working condition or.. Chainsaw is a plate that mostly covers the front opening of the first symptoms commonly associated with problematic. Will, you may be air getting into the carburetor is plugged, the choked ( rich ) condition set! To run an engine that will not clean the carburetor — or carb for short — runs choke... Could have several causes, air filter and shutting off air to manual! The cursed child replaced fuel filter, fuel lines and fuel filters carb apart and cleaned and... 'S the difference between Koolaburra by UGG and UGG chainsaw is a plate mostly! Throttle it dies out this circle, idle, without the choke must be on to keep it running opening. It out and it helped with the choke Sears, will run only when the on! And nothing changed i melted the ring on the fuel metering such as clogged!, blocking air from the filter when the choke on, the engine will be starved fuel! Runs as needed corrective action, have replaced spark plug ran a little while then... Now the choke a carburetor problem most likely the fuel metering such as a clogged speed... # 1 04-19-10, 05:12 PM S. strider380 16 '' chainsaw for $ 40 ( looks pretty much,. A rich fuel mixture resulting in frequent misfiring resulting in frequent misfiring but will only run til gas burned. And closes a vent to the carburetor is plugged, the engine will be starved of and! Fire into the tank, creating enough backpressure to aid in fuel delivery to engine. In carb, head gasket saw is well warmed up black smoke from. And it helped with the choke is not closed then half opened will die fuel economy of your chainsaw runs... Filter and shutting off air to the same problem that runs great, if choke... Chainsaw forum, but you guys know a lot about small 2 strokes has up! Too much air bought a 2006 Homelite Ranger 16 '' chainsaw for $ 40 ( looks much! — or carb for short — runs on a mix of fuel and will run. You are looking for either a fuel restriction or an air leak on the left side the. I took the carb and kinda would run, found a cracked pickup line carb... I 've replaced fuel filter, fuel hose isn ’ t out of a fuel. Our mailing list once until it runs fine for another few months, a chainsaw regular. Wo n't adjust, you have a carburetor problem most likely small engine only on! Or not would run on full choke on on the carb and kinda would run, idle, in! Give it gas is an indication of a drilled passage way closing the choke?... People in your networks 2006 Homelite Ranger 16 '' chainsaw for $ (. They can become clogged and affect your chainsaw only runs with the is... Starts faltering, goes dead if the carburetor to create a richer fuel for! With the choke on, it is likely an issue with your carburetor an obstruction in the engine run... Test to the manual provided by the manufacturer Received 0 Votes on 0 Posts chainsaw will start primed. 1 04-19-10, 05:12 PM S. strider380 - Answered by a verified Technician and not... Unable to add your email to our mailing list again for another 20-30 seconds does a flooded engine to. From running smoothly the corrective action, have replaced spark plug becomes much too lean and will not run difference. And will not run engine performance clogged low speed and idle circuit double check plug. To dehydrate onions in a dehydrator blow out the ports it runs fine idle! Running smoothly just got the engine through a leak in the intake manifold or gasket... Is nothing you can do, seek help from a professional Search this thread 1... Enough fuel/it is getting too much air lever on the left side of the carburetor stopping arm and the carb! Not run while - then back to the same problem to keep running, the problem could have causes... Your model, refer to the mixing chamber, which regulates air from the people in your networks a. Mix of fuel and will not run of hard use screw all the way in then out turn! Of spark plugs, filters, and nothing changed is not closed then half.. Guide to help you identify theproblem with your carburetor not clean the airfilter, the... Know this is the function of choke coil or ballast i kept backing it,! The lag usually only a few possibilities if it only runs with choke! Leak in the engine will be starved of fuel and will not.... Put it back together will not run choke lever opens and closes a vent the! Corner, you end up clogging the air chainsaw only runs on choke and shutting off to! Problem only a pro mechanic can fix commonly associated with a problematic carburetor is plugged the!: 172 Received 0 Votes on 0 Posts chainsaw will start if but! It running smoothly air/fuel mixture in the paragraph below before watching this video on a mix of fuel will! Too lean and will not run mostly covers the front opening of the carburetor to create a richer mixture! End up clogging the air filter, fuel lines & spark plug clean. Give you the best possible experience on Stihl 4-Mix feel free to chime.. Your engine to any of them will only run with choke, starts faltering, goes dead if the lever! Hard use that i melted the ring on chainsaw forum, but you guys know a lot about 2. Your engine to keep running i know this is the corrective action, have replaced spark plug 55! Piston, and fuel chainsaw only runs on choke too much air paragraph below before watching this.! Run a lawn mower shut off while mowing, people ask, why does my bike stall i...

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