Engine Dies When Choke Open
🔴iPad>> ☑Download Cyberghost Premium New Version Open Vpn For Android ☑Download Cyberghost Premium New Version Vpn For Amazon Fire Stick ☑Download Cyberghost Premium New Version > Get nowhow to Download Cyberghost Premium New Version for herbeauty. Swap out the power valve to the correct one for the amount of engine vacuum being produced. Position the throttle lever for the desired engine speed. · Ensure that spark plug, muffler, fuel cap and air cleaner are in place and secured. Or, if I try to give it any throttle, the engine dies. It closes at first when pulling and opens as engine starts and revs up then 8 seconds later it starts to close and the engine dies. Without a choke, an outboard internal-combustion motor may not start up when cold. The machine cannot run when the choke is closed. Step 10 of 15: Pull the starter rope again until the engine fires again. When the engine is cold and the valve adjustment is too tight, but not so tight as to keep the exhaust valve open, the engine will start. The VCM Editor>Edit>Engine>Idle>Base Running Airflow>Idle Airflow vs. To restart a warm engine, leave the Choke in the RUN position. It's not a style that has the gas and oil mixed together and is a 7 HP motor I believe. In 30 seconds or so the engine purrs. First, let's pinpoint exactly what's going on. The choke system will add fuel to the engine to compensate for the fuel that is stuck to the cylinder walls. Lawn Trac runs w/choke on, dies with choke off If mower LX279 starts right up with full choke and runs fine w/choke on about half way but dies when choke is released, is it more likely to be a air leak or a dirty carb problem or a fuel pump problem?. The engine runs very smooth, but dies if I open the choke. Re-assembled it and it ran without the choke. Since you just got the engine done I would double check the carburetor. If this article is helpful, consider us for your parts: Buggy Depot – Select your vehicle. Remove the choke from the carb and plug the wires into a 12V source for 15 minutes. 9 horsepower Mercury outboard will not activate; e. The choke body should be warm. I really appreciate everybody's input. After letting it warm up for a minute or two, I attempt to take the choke off. The divorced choke resides on the manifold (divorced or remote from the carburetor) and has an operating rod from the choke to the carburetor. Re: engine won't run unless choke is closed i know it should be when it's cold, but i'm talking about when the engine has been running for a good 45 minutes. Had this problem with it last year so today I figured I'd take a whack at fixing it. The long story: A little over two months ago, I took my bike to texas world speedway. Yardmaster snowblower (5 HP Tecumseh) engine dies/stalls when choke is opened. manually operated carburetor choke system. I also replaced the fuel line the previous owner installed one that ran right along the engine block and radiator hose but now the proper on is there with plenty of clearence. Mantis Tiller Maintenance Tips & How-To Instructions We’ve compiled these helpful Mantis Tiller maintenance tips and how-to instructions to help keep your Mantis Tiller running at peak performance. Now this engine came from a commodore. How did we slow the creative engine at the heart of the US tech and business nebula? When you think of the pace of innovation from the Fifties through the Eighties, it is daunting to imagine how…. I am learning though. 2) Choke pull-off opening too much. In general, carburetors with divorced chokes use a separate choke-pulloff to open the choke. After that it runs OK. It wont hurt to do the Test's n' adjustment's of your choke to see if it really is the problem. Same problem. I choked it again and it started, I can push the choke in part way and try and throttle, but the bike sputters and still dies when I push the choke in all. When the choke is activated, the amount of air entering the carburetor is reduced, increasing the amount of fuel that enters. Know where your timing is set before making carb adjustments. If you're new to Tech Support Guy, we highly recommend that you visit our Guide for New Members. i had my bike out the other day and it ran like normal. The choke body should be warm. Page 1 of 2 - Cleaning the fuel system on your Honda Generator - posted in The Casita Club Forum: After getting my Honda 2000ui back together after extracting the runaway spark plug I spoke about in another post recently, my Honda would only run with the choke partially on, alerting me that I probably had some carburetor problems, possibly from old fuel residue, since I hadn't used the. But when you flick the switch to fast, it just splutters and dies. Partially open the choke (PARTIAL) and continue to pull the starter rope until the engine starts (3 pulls maximum). then the engine should start and run/ idle high for at least 2 - 3 minutes. Idle jet is not blocked, havne't tweeked with the carb adjustment, and I can't seem to find any vacuum leaks, but it doesn't want to idle once warmed up. For example, If I drive the car in the afternoon, then If want to drive it again after 1 hour or so, I HAVE TO freaking pump the pedal several times to fire up the engine again. I've stripped down the carb and cleaned every nook and cranny but it only idles with the choke on and the second i turn the choke off, it revs up and dies within seconds. Got my first experience last fall rebuilding my dad's golf cart engine. The main difference (from a basic repair standpoint) is the carburetor setup. The long story: A little over two months ago, I took my bike to texas world speedway. on full choke, but when I back off the choke it dies. 1) Choke not set tight enough. My husband tells me the carburetor needs to be adjusted when mine does that. Start it up, but don't use any choke. The car won’t start on rainy days. Cheapest things first! I f that doesn't work pull the carb, soak overnight and blow it out with a compressor. Riding Mower Dies When It Accelerates. If it will start on choke but dies when you've warmed the bike up and flip the choke open, then the idle jet is partly clogged or misadjusted. Riding Mower Won't Run With the Choke Off. Honda EU3000is Generator Stops when chok off "I have a Honda EU3000is Generator. the choke thermostatic coil should be set tight enough to close the choke plate when the engine is cold. They want $140. If the engine is cold, then the fuel number is adjusted up by a pre-determined percentage. Re: engine won't run unless choke is closed i know it should be when it's cold, but i'm talking about when the engine has been running for a good 45 minutes. Pulling the choke back closed again does not keep it running. choke synonyms, choke pronunciation, choke translation, English dictionary definition of choke. Then when the choke butterfly is wide open the vacuum leak is enough CFM that it interferes with sucking the fuel through the jets. Honda 5hp engine only runs when choked. As soon as I back off of the choke, the engine stalls. now i figure it had to be a fuel pump problem but i guess i'll have to wait and see when i pick the truck up tomorrow. The operation, maintenance, and repair of the "water choke" units is as complex as the units themselves, and is far beyond the capacity of a full article of this length. (05/25/2010) By Judi. One carb may fit several applications. The reason it starts and dies is because the engine gets a shot of gas from the choke operation (or primer bulb) - that's enough to get it running, but the blockage in the carburetor starves it of additional gas and then the engine stalls. After that, when I rev the engine in neutral, it dies or nearly dies before picking up and revving. With the engine running (with choke on it will idle high enough to keep running but once the choke opens the engine dies) if I spray carb cleaner on either end of the shaft on the outside of the carb the engine will react and run faster. A manual choke is a mechanical device that links a retractable knob in the driver's compartment, via a cable, to a metal plate inside the carburetor. That’s the same price as HBO Now, the current HBO streaming. Try checking the ignition and the governor. At half open, if I throttled, it'd stutter and die. 5 hp engine only runs with full choke on. You say the engine runs, then dies three times what happens if you close the choke when it starts to die? Will it pick back up and try to run, or go ahead and quit? If it dies even when the choke is closed, I would suspect insufficient fuel flow from the tank to the carb, or an overlooked ignition problem. The throttle body is connected to the gas pedal of your vehicle with a linkage or flexible cable, which moves the throttle shaft when the gas pedal is depressed. Blower will start, and will run slowly in the "choke" positionbut stalls when put in "run" position(In choke position, it runs too slowly to be of any use. Turn the engine switch to the OFF position. Should there be a screw on the carburetor for adjusting the air/fuel mix? Will doing that keep the engine running when the choke is fully open? Thanks. It's a bit older and other than having to leave the choke on, it works just fine. This might happen if you don't disengage the choke fully, if your outboard has low compression in one or more cylinders, if the engine's sensors fail or because a bit of gas -- more than can evaporate before you try to start it again -- continues to flow after you turn off your engine. The unit will run about 1/3 - 1/2 choked, but dies it I try to remove it completely. My chain saw has no primer. Quickly pull the starter cord until the initial firing of the engine is heard. 6 to -26-6 No presence of fuel in FPR line. The only good way to adjust the carbs is to take the craft to the water, but before you do that though, you need to know the basics of a Mikuni carb and what makes them tick. When the engine becomes warm, the lever goes out of CHOKE and moves into FAST with a fully. It is controlled by the ECU. THANKS TO the suggestions about the main jet I pulled it and cleaned the small hole with a fine copper wire. I have a craftsman 18" 42cc chainsaw that will start and run but dies when I take the choke off. The VCM Editor>Edit>Engine>Idle>Base Running Airflow>Idle Airflow vs. congats, it should run. With choke on, it will suck gasoline from somewhere and keep running with the higher intake manifold vacuum. Pull out the choke adjustment knob and restart the engine if it stalls when attempting to mow. If engine tend to die, pull the throttle lever down a little. The throttle lever will hold at that slightly open spot even as the choke plate springs back to open. I have not risen it much since then but every time I do it runs great around the neighborhood. An air cleaner not only delivers clean, undisturbed air but also minimizes the chance of a fire spreading in your engine compartment. i have the same problem. After 15 mins or so as choke opens fully engine stalls and will not restart until choke has partially closed again, then will restart and run smoothly till choke opens fully again and dependably stalls. Seems like it's too lean at idle. choke synonyms, choke pronunciation, choke translation, English dictionary definition of choke. Older engine's are designed with an EGR valve (exhaust gas recirculation) that allows exhaust gas to enter the intake manifold at cruising speeds. I reckoned the oil sensor had gone bad. Warning : Never start or accelerate the engine with the air cleaner removed in case of a back fire. I choked it again and it started, I can push the choke in part way and try and throttle, but the bike sputters and still dies when I push the choke in all the way. I remove the air filter cover and splash some fuel into the air intake. You know instantly when the stall occurs because the air horn in the tractor-trailer rig immediately behind you curdles the fluid in your inner ear's semicircular canals when forward motion fails to proceed at an orderly pace. Why Does my Small Engine Run Better with the Choke on? Unfortunately, we hear this question asked more often than ever before. Any carb gurus out there want to help this padawan learner? I'm stumped on this one never had an engine die when choke is turned on. Spark comes from the ignition system. A choke stuck in the open position will not allow an engine to warm up properly. Open the Fuel Valve. There are many things that could cause a car to stall, with solutions ranging from simple to complex. snowblower help! sputtering, choke. Blower will start, and will run slowly in the "choke" positionbut stalls when put in "run" position(In choke position, it runs too slowly to be of any use. Don't use the cross shaft with this step because it will keep unloading the choke you set first. 9 HP) Won’t Start or Stalls After Starting November 22, 2016 Repair Manual Do-It-Yourself Outboard Repair Guides 5 There can be many reasons why a 9. 1 hour ago · Chase Elliott was the runner-up to Hamlin at Kansas, but finished 36th at Martinsville after a mechanical failure, and there was also his last-place finish among 38 cars at Dover when his engine. You may have to register before you can post: click the register link above to proceed. I choked it again and it started, I can push the choke in part way and try and throttle, but the bike sputters and still dies when I push the choke in all the way. The engine starts but dies. An engine that will fire and run with the choke closed but dies when the choke is opened likely has debris at least partially blocking the fuel passages in the carburetor. As soon as I open throttle to ANY level, it bogs and dies. We're not talking about a knocking engine or one that idles rough or stalls. However as soon as I go to turn off the choke, it dies. Leave it wide open for about a minute to see if it changes any. If the valve is stuck OPEN, no real big problems occur. as soon as i shut the choke off it stalls First thing, if you are using last years gas stop and get some fresh gas, old gas is enemy #1 of small engines. In many instances, stalling ends up being an idle control motor at its limit or a failed motor. It's a common thing for dirty/gummed up carburetors to only allow an engine to run with the choke on, but my engine runs fine when the choke is off and dies out if I turn the choke on. The mix becomes so rich it won't burn. When the blades on a lawn mower come under full load, such as when cutting thick or tall grasses, the carburetor responds by increasing the amount of fuel flowing into the cylinder. I have to. A new chainsaw might give you starting trouble right out of the box if you fuel it with an old gas/oil mixture, especially if it has added ethanol. Try to understand these stmptoms in relation to temperature, and pick typical landmarks, distances, or times to know when to change your choke setting. See below: COLD START: Choke location 1 2 3 1. It has 16000 miles and is in great condition, it drove it home in march over an hour on the freeway. It will now only run in the mid-level choke position and runs at about 3/4 of normal high rpm. This means that the valve will be forced open under hard acceleration when the engine is cold by pressurized exhaust gases (as long as the valve is free). As the engine warms up and the valves and rocker arms expand due to heat, the valve is forced open and cannot close. The Choke lever is moved to semi-choke and the engine starts on the first or second pull. Once the engine is warmed up, condensation is not a problem, and the choke is not needed. Compressor axially-symmetric stalls, or compressor surges, are immediately identifiable, because they produce one or more extremely loud bangs from the engine. keep riding it a few minutes till its warmed up and then go to the next section. Starts immeidately on full choke (choke pulled fully out) but once fully warmed up, when push choke handle in, engine dies. If you stick to using only the choke, you will use up all your energy before you get it to start. If I let off the gas, it dies. The bike started alright with the choke, but the throttle was really sticky and it would rev up very high (6000ish) without touching it at all. With the choke cold and closed apply vacuum (tester or attach a vacuum hose). This user-friendly system is truly automatic, eliminating levers and cables. The only good way to adjust the carbs is to take the craft to the water, but before you do that though, you need to know the basics of a Mikuni carb and what makes them tick. I noticed the other day that when I was riding in second gear and higher, the motorcycle would jerk with power cutting in and out. It's not a style that has the gas and oil mixed together and is a 7 HP motor I believe. Sometimes an engine that has a dirty carburetor will start and run if you leave it in the “full choke” position but as soon as you move the choke lever to the off position, the engine will sputter or shut off. 2) The setting varies depending upon the exact application. Re: Warm engine dies I think those symptoms could indicate a vacuum leak. Check for manifold-to-head and manifold-to-carb vacuum leaks. The divorced choke resides on the manifold (divorced or remote from the carburetor) and has an operating rod from the choke to the carburetor. As soon as you try to move it to the wide open postition, no matter the engine speed, it will spit and pop and backfire and stall. The unit only starts with choke closed and throttle wide open. now i figure it had to be a fuel pump problem but i guess i'll have to wait and see when i pick the truck up tomorrow. Well, back to square one. The machine cannot run when the choke is closed. Well, you've got the choke open and choke closed idea backwards. The engine might still pop through the carb a little during warm-up but don't panic. As soon as I shut the choke off, it dies in less than a second. Posted March 11, 2009. This allows small variations in idle speed to be smoothed out. Then the engine stopped. The engine runs great but I've got the typical problem that many others have with the car not wanting to start after getting it hot and trying to crank it after sitting for 10 or 15 minutes. 9 HP) Won’t Start or Stalls After Starting November 22, 2016 Repair Manual Do-It-Yourself Outboard Repair Guides 5 There can be many reasons why a 9. Make sure venturi butterflys and the choke plate open fully. I'm back to the drawing board. Pressure washer only runs with choke on discussion in the Tool It will only run with the choke on. Starts OK with full choke. That could also mean that there is an air leak as well. (09/22/2005) By Annie. I noticed the other day that when I was riding in second gear and higher, the motorcycle would jerk with power cutting in and out. Flat-head six cylinder engine in an airport tug: troubleshooting. Check inside the distributor cap for dampness. It seems to stay going for a short period of time in idle but no further than that. 030 or wider and run great. When the initial firing is heard, open the choke, set the throttle valve at the idle position or at the position slightly open from the idle position and quickly. The quality of answers you get will be about equal to the quality of the details you provide in your question. loss of power troubleshooting: bogging down [109,583 views] We've launched an improved GY6 Technical Center for 2014! We're in the process of bringing all of these old articles to the new system. If the choke is stuck in the open position then it will be creating a lean condition rather than the rich condition we need when an engine is cold and consequently stalling. (Choke open or off). 9 HP) Won’t Start or Stalls After Starting November 22, 2016 Repair Manual Do-It-Yourself Outboard Repair Guides 5 There can be many reasons why a 9. Trimmer: Engine Will Idle But Dies At Full Throttle. One of the most common causes of flooded outboard motors is improper use of choke. I'll check all that has been mentioned. It starts right back up at 1/4 to 1/2 choke but as soon as i flip the lever past 1/4 closed, it stalls out. The choke housing or the choke cap (provided the carburetor is equipped with an integral choke) must be removed first. It will crank up and run instantly at all throttle speeds unless I have the hose hooked up. IM STUMPED. the choke thermostatic coil should be set tight enough to close the choke plate when the engine is cold. It shows the Royal Enfield rider towing the large SUV for a distance. The OPEN position removes the vacuum after the engine has started and can produced its own vacuum. engine starts, runs well cold, when choke is open, idle becomes rough PROBABLE CAUSE: Adjustment to LO speed mixture screw may be required LO speed may be set either too lean or too rich which cause engine idle to become rough when choke is off with engine warmed up;. This will cause a surge of fuel for startup. If you don't have any, you will probably have to replace the primary coil. Smith, 50, was headed southbound on a 2002 Honda. Preparation: Fully warm the engine up, move spark control (on left side of steering wheel) up, turn the under dash choke control knob full clockwise and then counter clockwise about one turn, and move the hand throttle lever (on the right side of the steering wheel) all the way up. After 15 mins or so as choke opens fully engine stalls and will not restart until choke has partially closed again, then will restart and run smoothly till choke opens fully again and dependably stalls. FREE Standard Shipping on orders of $ or more. 6 Timing -25. When wiring the electric choke on a carburetor, run a 12-volt source from a switched terminal. engine stalls when throttle is opened I just aquired a Holley 650 dbl pumper. Once the engine is warmed-up, the choke plate will be wide open allowing the carb to run as it is supposed to with the correct metering of fuel and air. On the other hand if you open it, push forward, it leans out. A shop manual will be very helpful here for float settings and exploded pictures of the carburetor. Re: Outboard motor needs choke all the time :-( The carb has to mix the right amount of petrol with the right amount of air in order to work efficiently. Problem is, once I step on the gas, the choke will step up one notch on the cam and then the engine stalls. Even if she has been warmed up a bit, as soon as I push the choke in she dies. The choke is wide open when the engine is warm. Just a quick video of a very common problem from the ethanol fuel, its an easy repair. (05/25/2010) By shasta. Continue increasing the engine’s speed (by turning the screw) until the engine either begins to sputter or begins to slow down again. Machine is 4 years old, only used in 2 winters. It can just about run with the Eco-Throttle switch on and the choke off providing there's no load being pulled. ) When you start your engine your choke should immediately open 1/8 -3/16 of an inch and then be fully open within 3-5 minutes. 5HP Honda GX160. To restart a warm engine, leave the Choke in the RUN position. Check our Engine emits white/blue smoke while running FAQ for assistance. The spark plug is good and gapped correctly There are no air leaks between carb and engine. A choke unloader is a linkage arrangement that forces the choke open against its spring when the vehicle's accelerator is moved to the end of its travel. They both start but as soon as they get hot they die. That is why it will only run with the choke on. This is especially true when starting a chainsaw just out of lengthy storage, when engine temperatures are extremely cold or when the saw needs a tune-up. You’ll want to make sure the lever is lifted up when you start the motor: that means the choke is on. To indicate that the choke is in the open condition. If leaks are suspected, spray with the suspected leak location with Gumout or starting fluid (watch the paint). The mix burns in the engine cylinder and produces power. To slow the idle, turn the screw counter-clockwise. Test: Crank engine with choke on. To check and see if it is working, start engine and put your finger on one of the brass colored posts and see if it gets hot within a few mins. The electric choke works automatically and can be set for different lengths of time, so if you have an electric choke you can adjust this. The divorced choke resides on the manifold (divorced or remote from the carburetor) and has an operating rod from the choke to the carburetor. How did we slow the creative engine at the heart of the US tech and business nebula? When you think of the pace of innovation from the Fifties through the Eighties, it is daunting to imagine how…. (05/25/2010) By Judi. 0 hp engine has sat for about 2yrs. The problem was engine would start but quit as soon as the start button was released. '79 and before use the lower. The engine doesn’t run too well with the choke fully open when it’s cold!. It's driving me mad. Close valve of carburetor, open it after start. Was recieved as gift in Sept. Reports of jets of flame emanating from the engine are common during this type of compressor stall. I thought I knew the answer to this: Main Jet clogged. It is also necessary that the exhaust system have rather open mufflers. Why when I take the choke off the engine stumbles and stalls i have 20 hp twin cy briggs engine and when i take the choke off the engine stumbles then stalls. Try not to panic. I have a Jonsered GR50 brushcutter/strimmer which will only run on choke. This is where the choke plate comes in. Ensure you are pressing firmly on the brake pedal when attempting to start the vehicle. Partially open the choke (PARTIAL) and continue to pull the starter rope until the engine starts (3 pulls maximum). I have held the choke closed manually for longer thinking maybe the choke is out of adjustment. If your choke sticks, or doesn't move properly, it can induce a flooding situation even if you follow the right steps for starting. Honda’s Auto Choke System is available for use on GCV160 and GCV190 engines in fixed-throttle lawnmower applications. Was recieved as gift in Sept. (05/25/2010) By shasta. cause of boat engine to stalls when put in gear; mercury 9. This user-friendly system is truly automatic, eliminating levers and cables. I have a pressure washer, that i start with the choke on. Triumph TR6 - Car dies when choke pushed in My 74 TR6 has sat in the garage for about 2 months without being started. Why won't my choke open all the way? If the choke is not opening all the way this is usually caused by either a misadjusted choke or improper voltage supply. Bi-Metal Choke Spring Used on vertical crankshaft lawnmower type engines with Pulsa-Jet and Vacu-jet carburetors, the Bi-metal spring aids the choke in staying closed to augment cold starts and assists the choke in opening when the engine is warm. If I give a *little choke. Yardmaster snowblower (5 HP Tecumseh) engine dies/stalls when choke is opened. But then if you put full choke on again it would idle fine (fast idle on full choke). When the choke is partially closed that causes the mixture to be rich enough to cover for a vacuum leak so you don't notice it. This will cause a surge of fuel for startup. And they usually rev high when the choke is closed, too. If it starts and dies then richen the choke some. 5 hp engine only runs with full choke on. To restart a warm engine, leave the Choke in the RUN position. Seems like it's too lean at idle. Yep lean mixture, just start opening your main mixture screw a 1/4 turn at a time till it throttles up correctly. That stuff is really good at cleaning metal, but will eat most types of plastic. Going larger on the pilot jets may work, but I'd check some other things first. then the engine should start and run/ idle high for at least 2 - 3 minutes. If you have a choke type carburetor the starting drill is this. Page 12 Electric Start (if equipped) 1. At this point, the choke should be open to allow the engine to breathe fully. 00 and like I said if your easy on the throttle it runs smoother then ever. When I start the engine cold, choke is fully open and gradually steps down on the choke cam as designed. The bike only has 5300 miles on it and has been serviced regularly. If I slowly turn the choke off and give it the slightest little bit of throttle, it dies out also. And my experience with vacuum leaks is that the car runs better with the choke closed, but usually it will run with the choke open but just not idle. Then, after it was parked for a bit, it started up fine, but when I turned the throttle it would cut out. Tried to run it this year and basically it will only run with the choke on, even when its warmed up. When the engine is cold it needs rather more petrol, so the choke closes down the air inlet by a precise amount to compensate and enrich the mixture. I was able to restart it for a few seconds. and it worked last year. Pressure cleaner was running fine today for 90 minutes. Starts and stalls within a few seconds: If the choke plate closes properly and the engine starts and stalls almost immediately, the issue is usually not choke-related. You may have to register before you can post: click the register link above to proceed. Choke plate - a control on the carburetor which partially closes off the air intake and forces additional suction to increase the amount of fuel drawn into the cylinder. The choke is wide open when the engine is warm. This requires lots of running at low speeds. And if you leave it on too long, it will run too rich. But when you flick the switch to fast, it just splutters and dies. There’s no such thing as a flooded carburetor. Idle jet is not blocked, havne't tweeked with the carb adjustment, and I can't seem to find any vacuum leaks, but it doesn't want to idle once warmed up. But, if I try to push the choke in, the engine dies. I have neglected my poor Montauk, I let it sit too long and it was not properly winterized. can someone tell me where to start in solving this issue?. The engine running rough, shaking ?. Once the car starts dont touch the throttle, just let it run, if it blows black smoke or starts to load up then lean out the choke cap some. Works only with choke on, choke of -engine dies Karcher 2500 PSI Pressure Washer Engine dies every time i release my trigger the engine dies it is like the bypass isn't working the engine starts great and the pump works fine. i threw out the old gas and put on the new one but it still does it. Modified for maximum HP! Now available in chrome, non chrome, polished or painted in custom colors. However as soon as I go to turn off the choke, it dies. As a rough starting point, per factory specs, as soon as the engine fires the vacuum canister should open the choke just enough that you can fit a 1/8" drill bit between the back of the choke airhorn and the choke plate. 3) Choke pull off setting incorrect. PZ20 carb with a slider choke Engine only. THANKS TO the suggestions about the main jet I pulled it and cleaned the small hole with a fine copper wire. Leave it wide open for about a minute to see if it changes any. If I give a *little choke. Make sure venturi butterflys and the choke plate open fully. If the choke is in the open position, the carburetor's power valve may have blown, or the idle jet within the carburetor may be clogged with dirt. (05/25/2010) By Judi. Any carb gurus out there want to help this padawan learner? I'm stumped on this one never had an engine die when choke is turned on. Powermore engine stalls when choke is turned off. A typical starting procedure for an engine with a choke might be: Close the choke (usually on carburetor). Re: Engine idles fine,but DIES if you throttle it up? Well,its just a "crutch" to get by for the time being. They both start but as soon as they get hot they die. The operation, maintenance, and repair of the "water choke" units is as complex as the units themselves, and is far beyond the capacity of a full article of this length. Engine Stalls, Misfire Code, & Cylinder Misfire The engine may be stalling because it isn’t getting enough throttle opening. Get used to the symptoms: really really low idle, or engine dies when you try to come off idle to pull away from a stop: both signs of possibly needing choke. OK, tore the carb down, there was just a couple pieces of crud in the bowl, and the infamous varnish smell. Guys, I don't think I have ever had my Trophy running properly, I do minimal miles on it because there always seems to be something wrong. At half open, if I throttled, it'd stutter and die. Turn on the ignition and fuel, put on the choke, open the carburetor throttle 1/8 to 1/4 and hit the starter button or kick start the engine. 15) when choke is on and you push the start button it will start up and almost immediately it will die. There are many things that could cause a car to stall, with solutions ranging from simple to complex. If you have fuel injection, you’ll need professional help. Starting a Warm Engine If the engine has run out of fuel, pull the choke rod to the CLOSED position after refueling. This is especially true when starting a chainsaw just out of lengthy storage, when engine temperatures are extremely cold or when the saw needs a tune-up. The full throttle will open the butterfly valve thus reducing the intake manifold vacuum allowing air to circulate in the combustion area of the engine drying the flooded gas. The popping is a result of the air/fuel mixture becoming very lean when the throttle is closed and the engine is rotating well above idle speed. Each time you change the screw setting 1/4 or 1/2 turn or so, wait about 5 seconds to let the idle speed normalize. (AP) — A New Jersey mayor says he does not believe anyone was injured on the ground after a plane crashed in a residential neighborhood and set two houses on fire. Because the targets are at close range in skeet shooting, a very open choke is normally called for. what do look for ive rebulit the carb and still the same results.