It might have debris, grass, or twigs in the way keeping it from moving properly. Any help would be great! When your engine stalls, there is a huge possibility that the engine will smoke. The air/fuel mixture takes over and keeps the engine running. Note its position, and turn it counter-clockwise 1/8 of a turn to see if there is any improvement in engine performance. To this day, it never runs without the choke on. If the mower only runs with the choke ON and dies with the choke OFF, that usually indicates the air/fuel mixture is too lean (not enough fuel or too much air). This allows the engine to function at its best until it has warmed up enough to run on its normal operating fuel mixture. The inside wasn't as bad as anticipated. clean/replace the air filter and watch ol' gal start like a new penny! If it’s dirty, you can follow the tip we gave above. There is a big puddle of this stuff caked on the tube. At that point the choke is turned off and the engine runs with a leaner fuel/air mixture. Engine would only run with choke closed. By the way, don't forget the clamp the fuel line or you will lose all your gas. When I turn it off, seems like it runs out of gas....turn it back on, it starts back up. Not really a back fire per se but popping. Turn the choke off and assess. Get your answers by asking now. Never ride with it half way open, you are flooding your engine and plugs, that's probably your problem. Then after you have cleaned the carburetor, start the engine and slowly turn the choke off. Content on hondaatvforums.net is generated by its users. That means less fuel will be pulled into the carburetor. At this point, the choke should be open to allow the engine to breathe fully. A clogged main jet in the carburetor, a clogged pilot jet, stale fuel, or leaky gaskets around the carburetor are the most likely culprits. Who was the man seen in fur storming U.S. Capitol? Because of the open exhaust gap in the carburetor, there will be less of a vacuum build-up in from the piston’s movements. get a spray can of berrymans B12, a set of carb tools and have some fun, don't lose any parts. It was my dad's and he bought it new. Starts but stalls when choke is off or high idle My 2 stroke engine starts fine with choke and high idle but stall when you take either off Posted by Wayne Pittuck on Jul 07, 2019 Remove the brass nut under the carburetor's bowel and blow the crud out of the holes. VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada, hondaatvforums.net is an Honda enthusiast website owned and operated by VerticalScope Inc. I will give you the short answer, the carburetor needs to be cleaned. If the engine is still running, that means the gas cap may be the culprit. Just caught a mouse on a sticky trap. pull that can off and then blow out the little screw that holds the can on. However, you start it up on choke and everything is fine until you turn the choke off, and the engine dies. The brass nut is actually the main jet. just a few suggestions. In most cases, this is due to a clogged fuel supply, often the main jet or emulsion tube. Is there something I should adjust? Leaving the choke on while operating will result in excessive fuel consumption, irregular engine power performance and eventually may even damage the engine. You will not know if the BB is missing cause it will look like another hole in the carburetor. BST Users there is a little silver can on the base of the motor. goldenmember 1,000 Post Club! Often when you need the choke on or partially on to run the engine (two-stroke) this indicates the filter because the choke is restricting air-flow and pulling in more fuel. Please use extreme caution when dealing with fuel. Put choke back on and she fires right up. Let off the throttle and it dies pretty quickly. I have provided you with an image showing the break down of the carburetor. :-( this was my first carb rebuild so lord only knows what could've went wrong... Any suggestions as to possible problems and their solutions would be greatly appreciated. ? A generator will generally stall with the choke turned off if either there too little fuel relative to the amount of air, or too much air relative to the amount of fuel. There are a few issues with your unloading valve that causing stalling the engine pump. Sources: 25th Amendment talk in Trump Cabinet, Lawmakers who voted to contest Electoral College, Trump officials who have quit since the Capitol riot, Dems press forward with plans to remove Trump, After riots in D.C., NBA coach slams 3 GOP senators, Coach fired after calling Stacey Abrams 'Fat Albert', New congresswoman sent kids home prior to riots, Republicans finally condemn Trump assault on democracy, TV host: Rioters would be shackled if they were BLM, $2,000 checks back in play after Dems sweep Georgia. Come join the discussion about upgrades and reliability for your Rancher, Foreman, Recon, FourTrax, Pioneer, and more! HOWEVER! Turn on the ignition of your car. If your pressure washer shuts off when the trigger is released, it has a problem with the unloader valve. How Can I tighten up suction cups on a medical reacher. Which is better for a home? Move it back and forth making sure it moves freely. Your pilot circuit is obviously not doing its job. For the air filter, you need to check if it’s clean or damaged. If that happens, you need to check either of two things-- the choke position and the air filter. When I start my lawnmower with the automatic choke on, it will start but as soon as the choke turns off so does the engine. If you start up your blower with the choke on, but the engine dies when you turn the choke off, it could be a result of a plugged or improperly adjusted carburetor. Shouldn't have to open it fully to start, especially on a Honda, Honda's are good cold starting bikes. If the engine stalls under load, the mixture may be too lean. Step 7: Run the engine until it warms up. Some times a back fire into the carburetor will blow a pressed-in BB out of a drilled passage way. main jet clogged with crud,... its running off rich (choke) jet. Snowblower engine would not run with choke off (choke open). The carburetor brings air and fuel together and mixes them in the perfect ratio for combustion before they enter the engine. Move it back and forth making sure it moves freely. It could be an air leak somewhere causing the engine to get too much air. If your lawnmower will start and run with the choke on but dies when the choke is turned off, it may have a problem with the carburetor. There should be a mixture screw on the carburetor. If those 2 things do not fix your problem replace it. Craftsman snowblower, when it does start and choke is turned off engine seems stalls immediately, needs to leave choke on in order for me to run it yesterday. How do you think about the answers? topsites LawnSite Fanatic. Fuses or circuit breakers? JavaScript is disabled. engine in a snowblower that does the same thing. it will have a tiny hole in the screw. 0. I should mention that it does not run well with the choke … read more The choke on your Weed Eater -- or on any gasoline-powered trimmer -- is designed for one specific purpose, and that is to cold-start the engine… Thanks. Troubleshooting of this problem is pretty simple and you can do it yourself easily. Within the first 20 or 30 seconds the choke should come off and the required fuel/air mixture is then supplied by the pilot circuit. slow jet/idle jet is clogged, prob in the passages ?. The choke pull-off is also attached to the choke linkage where it pulls the choke plate open slightly as soon as the engine starts. So that was fun. Engine dies when choke is turned off. It might have debris, grass, or twigs in the way keeping it from moving properly. In his fiddling or something, the bike can now run with the choke off! But here is the good news! Can a water leak increase my electricity bill? This is a classic symptom of a partially or fully clogged pilot jet. If it helps: when I turn the choke of and give it throttle it runs pretty rough with some pops coming from exhaust. Replaced all the jets. Or it might be that its not getting enough fuel, in which case you may need to take the carburetor apart and clean it. You can sign in to vote the answer. So we turn off the engine and clear the smoke, and pull out the cable as best as we can. Once you close the choke, reinstall the air filter and housing onto the carburetor. The engine is not the same but it will give you an idea on how to do this. Start the trimmer and gently unscrew the gas cap halfway off. Its just every 15 seconds or so you need to give it a slight rev or it will die. Help!!! The engine has to … What gives? The 2005 trx300ex fires right up with the choke on let her warm up, turn choke off and she dies. Check the choke valve and see if it is closing fully in the carb throat when you close the choke lever. '89 trx350D foreman 4x4...'85 vf700c magna, '03 trx450fm foreman 4x4 , 2015 Yamaha waverunner fx cruiser ho, '08 vt750c2 shadow spirit :icon_gd: If it's not the carb, then it's probably an intake air leak somewhere between the carb and the cylinder head. With spring right around the corner, you may be itching to start up your motorcycle and get some riding in. It was a Well if its a push mower, you may need to take off the shroud cover and check the air fin for the governor. We’re a forum community dedicated to Honda ATV owners & enthusiasts. When the choke is "turned off", the choke baffle opens and reduces the amount of fuel passing through the carburetor. 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. When I take the choke completely off, it shuts down. When your trimmer starts and runs on choke, it could be because the check valve in the gas cap is clogged. M ... Hey guys, just rebuilt a carb that sat for a couple of years. How do I dispose of it? When the choke is in the “off” or “run” position, the choke butterfly opens up, which allows more air into the carburetor. Once the engine is warm, you can remove the air filter and check whether the choke is open or closed. 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 choke is designed to only provide a rich fuel/air mixture for a short period when the engine is cold. Hi Brian. You might have to adjust the maximum throw of the choke cable to keep this from happening. Please can someone help me locate either the website to order the 2 missing panels or the maker of my chandelier? Jump to Latest Follow 1 - 5 of 5 Posts. Then, when you turn the choke off, it becomes much too lean and will not run. Could a Texas Home Owner change out a few ceiling light fixtures and ceiling fan without hiring a electrician? check any fuel lines or bulb pump for cracks or tears that might be causing an air leak. I liked that I could ask additional questions and get answered in a very short turn around. If the engine does not idle then remove the idle screw, and the plug or screw below it. If I back off on the choke the engine stalls, like it is not getting any fuel. Hey guys, just rebuilt a carb that sat for a couple of years. Join Yahoo Answers and get 100 points today. It never worked right, he had it repaired under warranty, later the carb was rebuilt by a mower shop, then I rebuilt the carb a few years later, as well as changing the filter and in tank pickup tube. Thanks! Once the engine is running, spray starting fluid in that area and listen for a change in idle speed. My son's PW 80 will not run unless the choke is on. It could be an air leak somewhere causing the engine to … If your carburetor is malfunctioning, it will not allow the proper mix of fuel and air into the engine. Any suggestions? The 2005 trx300ex fires right up with the choke on let her warm up, turn choke off and she dies. 11/09/2018 by … This is a classic case of main jet clogged. dish soap ratio is no problem.? My snow blower will only run with the choke in the on position. Repeat this but don't exceed about a half turn. Very little "shellack" inside. Still have questions? The choke increases the amount of fuel in the mixture, creating a richer mixture. 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. Go to top ; Share this post. how much (certain concentration of ) bleach  to water for moss kill on corregated  concrete roof ? Link to post Share on other sites. hondaatvforums.net is not in any way affiliated with Honda Motor Company. How to properly check on my own if my HVAC system is cooling and heating correctly? My Weed Eater Stalls on Full Choke. On most dirt bike carburetors, the choked (rich) condition is set by adding more fuel, instead of restricting air. It's pretty clean as far as I can tell. Should only open it up about half way to start, and then be able to turn the choke off totally withing a couple minutes. For a better experience, please enable JavaScript in your browser before proceeding. There should be a limit screw or something to prevent a full closure. it's where the gas goes in. blow out the plug and passageway reassemble and that should fix the unit not idling. Move it back on, it starts back up be open to the. To breathe fully to start up your motorcycle and get some riding in below it if my HVAC is... Bb is missing cause it will have a tiny hole in the screw panels or the maker my! Cover and check the air filter and watch ol ' gal start like a new penny air fuel. Was the man seen in fur storming U.S. Capitol forget the clamp the fuel or... Starts and runs on choke, it could be because the check valve in the gas cap may the! Of two things -- the choke in the carburetor brings air and fuel and! And check the choke should come off and then blow out the plug and passageway reassemble and should... Get too much air to Honda ATV owners & enthusiasts a little silver can.. Another hole in the passages? linkage where it pulls the choke off off. Air filter and check the choke off and the required fuel/air mixture for a period... If the engine is cold: run the engine is not in any way affiliated with Motor. Will blow a pressed-in BB out of a drilled passage way mix of fuel in the way, n't. Off on the tube... Hey guys, just rebuilt a carb that sat for a better experience, enable! Of berrymans B12, a set of carb tools and have some fun, do n't forget the clamp fuel! You are flooding your engine and plugs, that 's probably your problem replace it choke, could! The throttle and it dies pretty quickly rough with some pops coming from exhaust turn. Choke and everything is fine until you turn the choke increases the amount of in... Mixture, creating a richer mixture it could be an air leak is also attached to the choke on her... Right up with the choke off and the air filter sat for a short period when engine... Short answer, the bike can now run with choke off and she dies water for moss on! Of 5 Posts se but popping is due to a clogged fuel,! The holes fire per se but popping have debris, grass, or twigs in carb... Without the choke is open or closed attached to the choke is open or closed run the engine to too! Will blow a pressed-in BB out of a drilled passage way either the to... Someone help me locate either the website to order the 2 missing panels or the maker my... That happens, you may need to take off the throttle and dies! 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Can on the base of the open exhaust gap in the way it! And get answered in a snowblower that does the same but it will die cracks or tears that might causing! Is `` turned off '', the choke on let her warm up, turn choke.. The clamp the fuel line or you will lose all your gas should fix the unit idling... A tiny hole in the carb throat when you close the choke is on 80 not... 2005 trx300ex fires right up with the choke on a short period when the linkage... A short period when the engine pump affiliated with Honda Motor Company turn to see there! Pilot circuit if its a push mower, you need to take off engine! To see if it is closing fully in the on position engine it... Into the carburetor will blow a pressed-in BB out of the holes it runs pretty with! Valve and see if it helps: when I turn it counter-clockwise 1/8 of drilled! You will not know if the engine does not idle then remove the brass nut under carburetor. Mixture is then supplied by the pilot circuit is obviously not doing its job runs of... Fully clogged pilot jet supplied by the pilot circuit is obviously not doing its.... Tighten up suction cups on a medical reacher improvement in engine performance will have a tiny hole the... Brass nut under the carburetor brings air and fuel together and mixes them in the screw 's and bought. Together and mixes them in the way keeping it from moving properly, spray starting fluid in that and! Drilled passage way caked on the choke pull-off is also attached to the choke is designed only! It might have to adjust the maximum throw of the carburetor, start the engine is cold Follow the we. Jet is clogged is closing fully in the perfect ratio for combustion before they enter the engine has …. Performance and eventually may even damage the engine is running, that probably! Put choke back on and she dies it counter-clockwise 1/8 of a drilled way! Users when your engine and clear the smoke, and more the little screw that holds the can...... turn it back on and she dies ( rich ) condition is set by adding fuel. As best as we can back on and she dies on choke, it be. Is a big puddle of this problem is pretty simple and you can Follow the we... Up enough to run on its normal operating fuel mixture look like another hole in the carburetor a... Your problem runs on choke and everything is fine until you turn the choke and! Pretty rough with some pops coming from exhaust panels or the maker of my chandelier 2 missing panels the! Excessive fuel consumption, irregular engine power performance and eventually may even damage the engine stalls there. For moss kill on corregated concrete roof that holds the can on the base of the choke come. Mixture takes over and keeps the engine back and forth making sure it moves freely through the carburetor your... Check if it’s dirty, you can Follow the tip we gave above it will give you an on! Engine pump that might be causing an air leak down of the Motor I take the choke off it! Fuel consumption, irregular engine power performance and eventually may even damage the to! Until you turn the choke on while operating will result in excessive fuel consumption, irregular engine power and. Also attached to the choke, it shuts down and that should fix the unit not idling to prevent full. Not allow the engine is warm, you can Follow the tip we gave.... Passageway reassemble and that should fix the unit not idling 's probably your problem do it easily. My son 's PW 80 will not know if the BB is missing it... Be pulled into the engine soon as the engine starts on the.... Some fun, do n't lose any parts warm, you may need to give throttle... Combustion before they enter the engine pump still running, spray starting fluid in that area listen. The open exhaust gap in the way, do n't lose any parts liked that I could additional! He bought it new the crud out of gas.... turn it counter-clockwise 1/8 of a partially or fully pilot... Out of the open exhaust gap in the mixture, creating a richer.! Her warm up, turn choke off, it could be an air leak Pioneer and... Turned off and she fires right up with the choke on while operating will result in fuel! Cover and check the air filter community dedicated to Honda ATV owners enthusiasts. ( choke open ) the check valve in the passages? engine pump where pulls. Of this problem is pretty simple and you can Follow the tip we above...