Carb float keeps sticking

Jul 19, 2013 · tap-tap to free the float. run up the rpms and close off the carb inlet quickly with your hand or choke plate if equipped to clear clogged jets. (lean pop on acceleration) old school field fixes. Something clever here. Re: ATV repair tip for a stuck carb float. northern_dave # 7912769 07/19/13. Joined: Feb 2012. Engine misfiring: Another indicator or symptom of a sticking carburetor float is when the motor stalls or the engine fails. One or two cylinders do not get enough fuel or get too much fuel when the spark plugs give a spark. This occurs when the float is trapped, either in the open or in the closed position.Aug 07, 2011 · Discussion Starter · #1 · Aug 7, 2011 My daughter's 2006 Hawkeye was in the Polaris shop for a sticking float three weeks ago. The Polaris mechanic said the carb just needed cleaning because of the ethanol gas. I paid the $286 bill and it did just fine for three weeks. I decided to only use non-ethanol gas and even added Sta-bil to the gas. 13. Try to clean the valve by following these steps: Shutoff the water to the toilet. Flush the toilet to empty the tank (doesn't have to be completely empty, but you want some working space). Open the valve by lifting the float to the top position, pressing down on the black plastic cap that covers the valve, and giving it a 1/8 to 1/4 turn. tap-tap to free the float. run up the rpms and close off the carb inlet quickly with your hand or choke plate if equipped to clear clogged jets. (lean pop on acceleration) old school field fixes. Something clever here. Re: ATV repair tip for a stuck carb float. northern_dave # 7912769 07/19/13. Joined: Feb 2012.Once the float pin is removed you can lift out the float. The float needle should be in its notch on the float. If it is not there, look in the needle seat. The seat is in the carb housing, under the float, just in front of when the pin was. The float needle may be stuck in there. Use small pilers to grip the end and pull it out.WayneinMaine. It sounds as if your float is sticking open or your float valve seat might be shot. If this is a "suddenly happening" problem, it may just e a bit of dirt or something causing the needle valve to stick. Or your float might have developed a pinhole leak and took on some gas causing it to stay lower in the fuel bowl.If you open the drain valve on the carb, fuel will continuously flow unless you shut off the fuel valve. It's like holding the handle down on the toilet tank, it will run forever as long as the water supply valve is on. If the floats are stuck down, fuel will overflow out of the carb. If the floats are stuck up, no fuel will enter the carb bowl.Aug 24, 2013 · Drain the carb when it is going to be setting. Run a little Marvel mystery oil in the tank if you only use it once or twice a yr. Gives the fuel a little lubricity, also keeps the valves from sticking when it sets for extended periods. James. 08-26-2013, 07:02 AM #14. May 04, 2014 · Posts. 1. Stuck float adjustment nut? (SOLVED) I bought a car with a Holley 670 Street Avenger 0-80670. The fuel level is too low on the secondary so I wanted to increase it. I turned the float level nut several times but it didn't seem like I was getting anywhere. By removing the fuel from the carburetor, at the drain bolt at the bottom of the float bowl (A), you will be able to lower the float valve for cleaning the debris off of it. Visual. Depending on the size of the your engine, your carburetor may one or two drain bolts. If it has two bolts, remove the slanted bolt only. Including float setting. Long story short…. When you put the bowl back on, if the float is suspended all the way downwards towards the bottom of bowl, there's a chance that the bowl can jam the float and keep it stuck in that down position. So the float can't "float" and close the needle.This is the reason for the flushing procedure of the fuel system, by removing the drain plug from the bottom of the float bowl and let enough fuel run out, which will usually rinse off the the debris that is on the needle valve and seat, as fuel is running out of the float bowl drain plug hole. To help prevent this problem from happening, again.Mar 17, 2009 · A quick fix is to gently scrape the corners to remove the tiniest bit of materials and insure the needle moves freely. Over the years, several people on this board have mentioned that even new float valves leak. The general advice has been to remove the needle valve from the car then apply "toothpaste" to the needle tip and lap it into the seat ... Apr 10, 2011 · Joined Dec 25, 2008. 499 Posts. #7 · Apr 12, 2011. The float has a needle and seat, this is what lets fuel into the carb bowl. When the float moves down it moves the needle (a small pointed device with a rubber tip) to allow fuel to go into bowl. If that small rubber tip is stuck the float will still move but not move the needle. Joined May 20, 2005. 14 Posts. Discussion Starter · #1 · Aug 21, 2007. I have a 1 year old Holley 750 #4150 carb. Two times since i have had it the float in the rear bowl has stuck.Taken it apart reset it fine for awhile. Its on my 67 camaro and it sets sometimes for a week or two witout being started. It happens when i first start it.There's crap in the idle jets, the carb will have to be removed and cleaned. You may also have an air leak at the base of the carb. The throttle butterfly could be damaged or worn out. carb leaks fuel when not running: Float needle is bad or has crap stuck in it, or the float lever setting may be too high, or the float diaphragm is bad.Sometimes when you go over a big bump or jump your float can get stuck causing your bike to leak gas out of the Carburetor. In this video we show you how to fix that! 1-855-984-1612 Try YouTube... The problem is as follows: (1) After the engine is switched off, heat from the engine heats the fuel in the fuel line. (2) The expanding fuel (increased volatility) creates pressure in the fuel line from the pump to the carburetor. (3) The check valve prevents the fuel backing up through the fuel pump. g9m3c said: Could be that the float is stuck at the TOP now and is not allowing much gas into the bowls. Getting stuck at the bottom would have caused your earlier gas going everywhere problem. If it got stuck once, it could have easily happened again. g9m3c said:if the carburetor keeps flooding out, the float could be stuck in the up position. tap lightly on & around fuel reservoir to free. depending on age of carburetor, you might need to put in a carburetor kit. Jan 23, 2015 • Cars & Trucks 0 helpful 1 answer Runs then floods itself outWent along last w/end , was a real pig to start and run rough like over choked. Thought it would be a sticking float or crap out of the fuel lines worked into the carb jets. So pulled the carb off and cleaned it in my ultrasonic cleaner. Got the parts nice and clean , but felt the float and could hear water or fuel swishing inside one of the sides.Apr 30, 2017 · I have had a 4 stroke motorized bike for 3 months now and it's been nothing but problem after problem. Right now I'm trying to figure out why after cleaning the carb twice, the float still gets stuck. When I cleaned the carbs I kept finding little black particles in the float bowl. I even have a... WayneinMaine. It sounds as if your float is sticking open or your float valve seat might be shot. If this is a "suddenly happening" problem, it may just e a bit of dirt or something causing the needle valve to stick. Or your float might have developed a pinhole leak and took on some gas causing it to stay lower in the fuel bowl.Engine misfiring: Another indicator or symptom of a sticking carburetor float is when the motor stalls or the engine fails. One or two cylinders do not get enough fuel or get too much fuel when the spark plugs give a spark. This occurs when the float is trapped, either in the open or in the closed position.13. Try to clean the valve by following these steps: Shutoff the water to the toilet. Flush the toilet to empty the tank (doesn't have to be completely empty, but you want some working space). Open the valve by lifting the float to the top position, pressing down on the black plastic cap that covers the valve, and giving it a 1/8 to 1/4 turn. May 24, 2020 · May 28, 2020. #11. It was the float that caused the problem. The plastic gets old and flexes, so it sticks. That makes the carb flood. A float kit and float pin seems to have cured the problem. The carbs were rebuilt with new jets and seals a year ago and were fine til the float problem. The fuel comes out of the overflow tube and certainly ... Dec 09, 2004 · STOC #. 4411. Aug 31, 2006. #2. Hey Silver. The long screw driver and a light tap with a hammer is good. place the handle end against the float and tap the tip with a light plastic faced hammer. The "Tourch" is a flashlight in England. Sounds like the carbs need cleaning and a rebuild kit. Apr 26, 2010 · The same is true in your carb. If the fuel level in the float bowl is low, the pressure differential needs to be greater to get fuel into the air stream. This translates into a greater air volume going into the engine in proportion to the fuel going in: a lean mixture. If the fuel in the bowl is high, less force is needed, so less air going ... To unstick the carb float valve, take your ATV and park it on a flat, level surface. Access the carb bowl and gently tap on it. You can bounce your ATV too, but not too hard. These motions could be enough to dislodge the stuck float. If not, use a carb cleaner. Old gas could have made the carb gunked up, which is why the float valve is sticking.Mar 17, 2020 · Then stick a rag under the carb fuel bowl and loosen one of the bottom corner bolts on the fuel bowl and the fuel should drain out. Tighten the screw just snug or you will damage your carb. Don't start it yet or the bowl is just going to fill back up to the same level. Go up to the float level adjustment and lower the float a bunch. Discussion Starter · #5 · May 26, 2015. johnnymumbles said: More cowbell. Seriously, try doing the seafoam again. It released gunk which jammed the float, so hit it with more to clean it up. Afterward change your fuel filter. I threw in some marvel mystery oil in the next tank and now it seems to be operating correctly.The problem is as follows: (1) After the engine is switched off, heat from the engine heats the fuel in the fuel line. (2) The expanding fuel (increased volatility) creates pressure in the fuel line from the pump to the carburetor. (3) The check valve prevents the fuel backing up through the fuel pump. Take off the float bowl and give it a good cleaning with an aerosol can of carb cleaner. Spray the needle/seat area while moving the floats up and down. this should dislodge any dirt particles that may be causing the problem. Be VERY careful you don't bend the floats. Try the screwdriver thing first and get back to me.This is the reason for the flushing procedure of the fuel system, by removing the drain plug from the bottom of the float bowl and let enough fuel run out, which will usually rinse off the the debris that is on the needle valve and seat, as fuel is running out of the float bowl drain plug hole. To help prevent this problem from happening, again.Gas pours out of the overflow tube when my bike is idling or off. I thought it was a stuck float. I took the carb off and checked and it appeared OK. Still leaked. Then I took the carb off again and inspected the float valve pin. It looked OK but I noticed something down in the seat. The dirt or whatever went somewhere, not sure where.Oct 05, 1999 · The clip keeps the needle valve in relative contact with the float arm to prevent the needle valve from getting stuck in its seat. My first Cub had a Zenith and shortly after I got it the needle stuck in its seat. The needle valve had the head on it so I fashoned a clip out of a broken small E string from my guitar. By removing the fuel from the carburetor, at the drain bolt at the bottom of the float bowl (A), you will be able to lower the float valve for cleaning the debris off of it. Visual. Depending on the size of the your engine, your carburetor may one or two drain bolts. If it has two bolts, remove the slanted bolt only. sticking float will do 1 of 2 things. will either stick shut and not let fuel into the carb or will stick open and let fuel keep flowing even when the bowl is full. cwlongshot Registered Joined Aug 16, 2010 4,037 Posts #3 · May 1, 2011 Sounds to me like its time for a healthy dose of SEA FOAM!!! CW joshr08 Registered Joined Mar 19, 2011 383 PostsIf excessive dirt is found, remove the carburetor unit. Disassemble and clean. (3) Check float needle and seat for proper seal. If the needle is defective, replace with a Holley matched set. (4) Check float for being loaded with fuel, bent float hanger or binding of the float arm. (5) Adjust float to specifications.Take the carb apart, pay attention to the number of turns the adjustment screws are set at and reset them when done to same. Once inside the bowl you will see how the float pushes a bullet shaped float valve up and down. The hole that the pin/valve goes in typically is gummed up.Aug 24, 2013 · Drain the carb when it is going to be setting. Run a little Marvel mystery oil in the tank if you only use it once or twice a yr. Gives the fuel a little lubricity, also keeps the valves from sticking when it sets for extended periods. James. 08-26-2013, 07:02 AM #14. Jun 11, 2010 · My machine ran great. However, on the return trip to take them home, at least one float stuck again... same old issue : gas out the overflow tubes, and engine flooding. Got home. Emptied the carb bowls again, then let the pump suck straight Seafoam into the bowls. I let it sit overnight. Checked the next morning, and when I hit the key.. Engine misfiring: Another indicator or symptom of a sticking carburetor float is when the motor stalls or the engine fails. One or two cylinders do not get enough fuel or get too much fuel when the spark plugs give a spark. This occurs when the float is trapped, either in the open or in the closed position.My machine ran great. However, on the return trip to take them home, at least one float stuck again... same old issue : gas out the overflow tubes, and engine flooding. Got home. Emptied the carb bowls again, then let the pump suck straight Seafoam into the bowls. I let it sit overnight. Checked the next morning, and when I hit the key..tap-tap to free the float. run up the rpms and close off the carb inlet quickly with your hand or choke plate if equipped to clear clogged jets. (lean pop on acceleration) old school field fixes. Something clever here. Re: ATV repair tip for a stuck carb float. northern_dave # 7912769 07/19/13. Joined: Feb 2012.g9m3c said: Could be that the float is stuck at the TOP now and is not allowing much gas into the bowls. Getting stuck at the bottom would have caused your earlier gas going everywhere problem. If it got stuck once, it could have easily happened again. g9m3c said:tap-tap to free the float. run up the rpms and close off the carb inlet quickly with your hand or choke plate if equipped to clear clogged jets. (lean pop on acceleration) old school field fixes. Something clever here. Re: ATV repair tip for a stuck carb float. northern_dave # 7912769 07/19/13. Joined: Feb 2012.Jun 26, 2012 · Solution #1: A low float level will create fuel starvation, which will cause the engine to stumble. Check the float level and make adjustments if necessary. Solution #2: Check your fuel pressure and adjust it to these psi ranges: 5-7 psi for Holley, Quick Fuel, AED, Willy’s, or Summit Racing; or 4-5 psi for Edelbrock or Jet. The float(s) should NEVER stick at the bottom! Each modern carburetor has TWO float settings: (1) with valve completely closed, (2) with valve completely open (a.k.a. as "float drop"). Both should be adjusted when rebuilding a carburetor.Nov 19, 2008 · g9m3c said: Could be that the float is stuck at the TOP now and is not allowing much gas into the bowls. Getting stuck at the bottom would have caused your earlier gas going everywhere problem. If it got stuck once, it could have easily happened again. g9m3c said: Move the float up & down to see if it is hanging up somewhere. Make sure it isn't rubbing on the side of the bowl, or the bowl gasket. Most of the 2 jets use a clip to clip the float to the needle. Make sure the float pulls the needle straight and that it doesn't bind the needle. Is there dirt in the needle.SOURCE: 4 barrel carburator float sticking. Lots of information to work with here. Since you can't see into the carburetor you are assuming the float is sticking, right. I know it's kind of a generic phrase for the needle and seat leaking by. What we know for sure is that it is flooding because the float isn't holding the needle and seat closed. I have had a 4 stroke motorized bike for 3 months now and it's been nothing but problem after problem. Right now I'm trying to figure out why after cleaning the carb twice, the float still gets stuck. When I cleaned the carbs I kept finding little black particles in the float bowl. I even have a...g9m3c said: Could be that the float is stuck at the TOP now and is not allowing much gas into the bowls. Getting stuck at the bottom would have caused your earlier gas going everywhere problem. If it got stuck once, it could have easily happened again. g9m3c said:1997 Softail Custom (FXSTC) Joined Nov 21, 2016. 3,974 Posts. #7 · Dec 2, 2021 (Edited) The float pin is not tapered, and not supposed to be tapered, on a 40mm Keihin CV carb. One of the holes on one of the arms that holds it is tapered internally, and there's an arrow that points to one of the tabs, I believe to the one that's tapered.Take the carb apart, pay attention to the number of turns the adjustment screws are set at and reset them when done to same. Once inside the bowl you will see how the float pushes a bullet shaped float valve up and down. The hole that the pin/valve goes in typically is gummed up.If you open the drain valve on the carb, fuel will continuously flow unless you shut off the fuel valve. It's like holding the handle down on the toilet tank, it will run forever as long as the water supply valve is on. If the floats are stuck down, fuel will overflow out of the carb. If the floats are stuck up, no fuel will enter the carb bowl.Dec 09, 2004 · STOC #. 4411. Aug 31, 2006. #2. Hey Silver. The long screw driver and a light tap with a hammer is good. place the handle end against the float and tap the tip with a light plastic faced hammer. The "Tourch" is a flashlight in England. Sounds like the carbs need cleaning and a rebuild kit. Step 6. If the motor still isn't responding properly, remove the fuel line again. Spray carburetor cleaner into the orifice again, and this time, turn the motor over as you spray the cleaner. The motor will not start, but as the carburetor cleaner is sucked through the system, it might thoroughly clean the float valve. Jul 17, 2022 · Search: Carburetor Float Stuck. hey guys, just wonder what the sytptoms for a sticky carb float are But when I got home noticed the overflow from the carb was dripping gas Remove the 4 screws holding the float bowl to the carburetor body I am getting fuel all the way up to the filter on the carburetor I pull the fuel line off and turn the motor over and the fuel pump is working The engine will ... Apr 10, 2011 · Joined Dec 25, 2008. 499 Posts. #7 · Apr 12, 2011. The float has a needle and seat, this is what lets fuel into the carb bowl. When the float moves down it moves the needle (a small pointed device with a rubber tip) to allow fuel to go into bowl. If that small rubber tip is stuck the float will still move but not move the needle. Apr 30, 2017 · I have had a 4 stroke motorized bike for 3 months now and it's been nothing but problem after problem. Right now I'm trying to figure out why after cleaning the carb twice, the float still gets stuck. When I cleaned the carbs I kept finding little black particles in the float bowl. I even have a... May 28, 2012 · Put a little oil on the needle valve it sometimes dries out with carb. cleaner and sticks. before you tear it back apart take the carb. off flip it upside down and jiggle it, it will probably free it up. sabre54 Registered Joined Apr 15, 2012 405 Posts #5 · May 28, 2012 This will polish both the carburetor float needle and seat and allow smooth operation. Sometimes flooding can also be caused by junk getting trapped in between the needle and seat, good idea to...This is the reason for the flushing procedure of the fuel system, by removing the drain plug from the bottom of the float bowl and let enough fuel run out, which will usually rinse off the the debris that is on the needle valve and seat, as fuel is running out of the float bowl drain plug hole. To help prevent this problem from happening, again.I found that the float needle stuck when I tipped the carb upside down so it didn't let any gasoline into the carburetor bowl after i installed it. I put some 3 in 1 oil (wd-40) on the needle & seat and that fixed the sticky needle. Worked for another 6 months without issues before I parked it for the winter.Discussion Starter · #5 · May 26, 2015. johnnymumbles said: More cowbell. Seriously, try doing the seafoam again. It released gunk which jammed the float, so hit it with more to clean it up. Afterward change your fuel filter. I threw in some marvel mystery oil in the next tank and now it seems to be operating correctly.Feb 28, 2020 · Feb 28, 2020. #7. Yep gravity feed is a different deal but the alcohol will separate and lay in the bottom of the bowl and plug the jet if it sits 4 or 5 months. Golf carts engines are setup very lean to pass CA emissions which doesn't help anything. Always good for some walkin around money every spring up this way. In this video, I demonstrate how to fix a carb that keeps leaking after rebuild!Thank you for watching. Please subscribe and share my work! Material Links:Se...If you open the drain valve on the carb, fuel will continuously flow unless you shut off the fuel valve. It's like holding the handle down on the toilet tank, it will run forever as long as the water supply valve is on. If the floats are stuck down, fuel will overflow out of the carb. If the floats are stuck up, no fuel will enter the carb bowl.Mar 17, 2020 · Then stick a rag under the carb fuel bowl and loosen one of the bottom corner bolts on the fuel bowl and the fuel should drain out. Tighten the screw just snug or you will damage your carb. Don't start it yet or the bowl is just going to fill back up to the same level. Go up to the float level adjustment and lower the float a bunch. Discussion Starter · #5 · May 26, 2015. johnnymumbles said: More cowbell. Seriously, try doing the seafoam again. It released gunk which jammed the float, so hit it with more to clean it up. Afterward change your fuel filter. I threw in some marvel mystery oil in the next tank and now it seems to be operating correctly.HRS42 Mikuni Carb float sticking Help! I have the HSR42 on my revtech. I ride it about once a week. Eveytime I go to start it up after it sits for a week the float sticks. Some times it sticks up-no fuel or it stick down-poors out over flow. I have managed to get it to work,but this sucks! Aug 29, 2016 · If you open the drain valve on the carb, fuel will continuously flow unless you shut off the fuel valve. It's like holding the handle down on the toilet tank, it will run forever as long as the water supply valve is on. If the floats are stuck down, fuel will overflow out of the carb. If the floats are stuck up, no fuel will enter the carb bowl. Aug 29, 2016 · If you open the drain valve on the carb, fuel will continuously flow unless you shut off the fuel valve. It's like holding the handle down on the toilet tank, it will run forever as long as the water supply valve is on. If the floats are stuck down, fuel will overflow out of the carb. If the floats are stuck up, no fuel will enter the carb bowl. Mar 17, 2009 · A quick fix is to gently scrape the corners to remove the tiniest bit of materials and insure the needle moves freely. Over the years, several people on this board have mentioned that even new float valves leak. The general advice has been to remove the needle valve from the car then apply "toothpaste" to the needle tip and lap it into the seat ... Nov 25, 2015 · The power step on the metering rod not clearing the jet. Clogged fuel nozzle. Stuck power valve or piston. Low float level. Dirty air filter. Stuck or non-operating choke. Intake manifold air leaks. Improperly operating throttle valve. Manifold heat-control valve stuck closed. Carburetor float got stuck open and flooded the engine 78. I was looking on a website and found this list of causes to trouble shoot carb overflowing: The first couple would be nice to hear an expert opinion on. [FONT=Arial, Arial, Helvetica]1. Restricted fuel tank vent system. -bmwrench mentioned this. [/FONT] [FONT=Arial, Arial, Helvetica]2. Loose float bowl screws.May 04, 2014 · Posts. 1. Stuck float adjustment nut? (SOLVED) I bought a car with a Holley 670 Street Avenger 0-80670. The fuel level is too low on the secondary so I wanted to increase it. I turned the float level nut several times but it didn't seem like I was getting anywhere. Mar 17, 2009 · A quick fix is to gently scrape the corners to remove the tiniest bit of materials and insure the needle moves freely. Over the years, several people on this board have mentioned that even new float valves leak. The general advice has been to remove the needle valve from the car then apply "toothpaste" to the needle tip and lap it into the seat ... Posted May 10, 2008. Hey Ken, The only adjustment on that carb, I think, is the metering valve at the bottom of the throat. According to my manual (for the 733, same carb as yours), you tighten it down until the engine starts to stumble, then slowly open to the point were it is running smoothly.Mar 17, 2020 · Then stick a rag under the carb fuel bowl and loosen one of the bottom corner bolts on the fuel bowl and the fuel should drain out. Tighten the screw just snug or you will damage your carb. Don't start it yet or the bowl is just going to fill back up to the same level. Go up to the float level adjustment and lower the float a bunch. By removing the fuel from the carburetor, at the drain bolt at the bottom of the float bowl (A), you will be able to lower the float valve for cleaning the debris off of it. Visual. Depending on the size of the your engine, your carburetor may one or two drain bolts. If it has two bolts, remove the slanted bolt only. Put a little oil on the needle valve it sometimes dries out with carb. cleaner and sticks. before you tear it back apart take the carb. off flip it upside down and jiggle it, it will probably free it up. sabre54 Registered Joined Apr 15, 2012 405 Posts #5 · May 28, 2012Step 6. If the motor still isn't responding properly, remove the fuel line again. Spray carburetor cleaner into the orifice again, and this time, turn the motor over as you spray the cleaner. The motor will not start, but as the carburetor cleaner is sucked through the system, it might thoroughly clean the float valve.Drain the carb when it is going to be setting. Run a little Marvel mystery oil in the tank if you only use it once or twice a yr. Gives the fuel a little lubricity, also keeps the valves from sticking when it sets for extended periods. James. 08-26-2013, 07:02 AM #14.Take the carb apart, pay attention to the number of turns the adjustment screws are set at and reset them when done to same. Once inside the bowl you will see how the float pushes a bullet shaped float valve up and down. The hole that the pin/valve goes in typically is gummed up.Aug 24, 2013 · Drain the carb when it is going to be setting. Run a little Marvel mystery oil in the tank if you only use it once or twice a yr. Gives the fuel a little lubricity, also keeps the valves from sticking when it sets for extended periods. James. 08-26-2013, 07:02 AM #14. g9m3c said: Could be that the float is stuck at the TOP now and is not allowing much gas into the bowls. Getting stuck at the bottom would have caused your earlier gas going everywhere problem. If it got stuck once, it could have easily happened again. g9m3c said:#1 Been boating all my life and never had a stuck carburetor float before until about 4 months ago. I have had to pull the carburetors off 3 times in the last 4 months. Today I went out and the boat was a bit hard starting. Once it started it would die every time I throttled back to put it in gear.Aug 29, 2016 · If you open the drain valve on the carb, fuel will continuously flow unless you shut off the fuel valve. It's like holding the handle down on the toilet tank, it will run forever as long as the water supply valve is on. If the floats are stuck down, fuel will overflow out of the carb. If the floats are stuck up, no fuel will enter the carb bowl. Apr 10, 2011 · Joined Dec 25, 2008. 499 Posts. #7 · Apr 12, 2011. The float has a needle and seat, this is what lets fuel into the carb bowl. When the float moves down it moves the needle (a small pointed device with a rubber tip) to allow fuel to go into bowl. If that small rubber tip is stuck the float will still move but not move the needle. Engine misfiring: Another indicator or symptom of a sticking carburetor float is when the motor stalls or the engine fails. One or two cylinders do not get enough fuel or get too much fuel when the spark plugs give a spark. This occurs when the float is trapped, either in the open or in the closed position.This is the reason for the flushing procedure of the fuel system, by removing the drain plug from the bottom of the float bowl and let enough fuel run out, which will usually rinse off the the debris that is on the needle valve and seat, as fuel is running out of the float bowl drain plug hole. To help prevent this problem from happening, again.g9m3c said: Could be that the float is stuck at the TOP now and is not allowing much gas into the bowls. Getting stuck at the bottom would have caused your earlier gas going everywhere problem. If it got stuck once, it could have easily happened again. g9m3c said:Jun 26, 2012 · Solution #1: A low float level will create fuel starvation, which will cause the engine to stumble. Check the float level and make adjustments if necessary. Solution #2: Check your fuel pressure and adjust it to these psi ranges: 5-7 psi for Holley, Quick Fuel, AED, Willy’s, or Summit Racing; or 4-5 psi for Edelbrock or Jet. Posted: Tue Jul 05, 2011 5:04 pm Post subject: carb needle valve keeps sticking: H farmall needle valve that the float pushes against keeps sticking. Been fighting it off and on for over four years now, usually just give up and forget about it till the next year. I take it all apart, clean it, shine the valve up with fine emery cloth, works ...by CV Performance | Sunday, May 8, 2016 |. One of the more common questions we get concerns either the overwhelming smell of gas coming from the carburetor or fuel leaking out of the bowl or overflow. Both conditions are typically caused by a stuck or worn float needle valve. The float needle valve is responsible for regulating the flow of fuel ...Apr 16, 2012 · #1 Been boating all my life and never had a stuck carburetor float before until about 4 months ago. I have had to pull the carburetors off 3 times in the last 4 months. Today I went out and the boat was a bit hard starting. Once it started it would die every time I throttled back to put it in gear. Move the float up & down to see if it is hanging up somewhere. Make sure it isn't rubbing on the side of the bowl, or the bowl gasket. Most of the 2 jets use a clip to clip the float to the needle. Make sure the float pulls the needle straight and that it doesn't bind the needle. Is there dirt in the needle.Nov 05, 2012 · mickey- I see what you are suggesting . Carb up side down with the float bowl removed. The weight if the float in that position does not represent the float floating. So manipulate the float manually to represent the float just touching the needle tip. Should show if the "O" ring leaks. Only thing to make it flood is the needle valve sticking open or a float problem. Not that bad of a job. Just remove the carburetor bowl and remove the float and needle valve, clean out with a little compressed air. Now after you have the carburetor installed replace the fuel line and filter to the carburetor.Apr 26, 2010 · The same is true in your carb. If the fuel level in the float bowl is low, the pressure differential needs to be greater to get fuel into the air stream. This translates into a greater air volume going into the engine in proportion to the fuel going in: a lean mixture. If the fuel in the bowl is high, less force is needed, so less air going ... Dec 19, 2007 · Sump Pump Float Stuck. We moved into a 10 year old home bought from the original owners about a year ago. It has a sump pump that has been very reliable through a dry summer then sudden downpours this Fall and Winter. We went to a friend's house on Sunday while it rained/snow melted and came back to the house. About an hour after we came home I ... Mar 10, 2011 · This substance clogs the jets and the float. Pull the carb and clean it with good carb cleaner. Or.....Yamaha makes a cleaner that can be used without taking the carb off. drain the carb and full with the stuff threw the gas line/small funnel. Let it set over night, drain and fill carb with gas from the tank. Aug 24, 2013 · Drain the carb when it is going to be setting. Run a little Marvel mystery oil in the tank if you only use it once or twice a yr. Gives the fuel a little lubricity, also keeps the valves from sticking when it sets for extended periods. James. 08-26-2013, 07:02 AM #14. A quick fix is to gently scrape the corners to remove the tiniest bit of materials and insure the needle moves freely. Over the years, several people on this board have mentioned that even new float valves leak. The general advice has been to remove the needle valve from the car then apply "toothpaste" to the needle tip and lap it into the seat ...Once the float pin is removed you can lift out the float. The float needle should be in its notch on the float. If it is not there, look in the needle seat. The seat is in the carb housing, under the float, just in front of when the pin was. The float needle may be stuck in there. Use small pilers to grip the end and pull it out.Apr 16, 2012 · #1 Been boating all my life and never had a stuck carburetor float before until about 4 months ago. I have had to pull the carburetors off 3 times in the last 4 months. Today I went out and the boat was a bit hard starting. Once it started it would die every time I throttled back to put it in gear. Jun 25, 2014 · A float that is sticking is most likely caused by either varnish on it which gums up the valve or a misshaped needle valve that does not seal good all the time or dirt in the carb bowl. It is your job to clean the carb good and install a new needle and seat and then use a good fuel filter to keep debris out of the bowl. HRS42 Mikuni Carb float sticking Help! I have the HSR42 on my revtech. I ride it about once a week. Eveytime I go to start it up after it sits for a week the float sticks. Some times it sticks up-no fuel or it stick down-poors out over flow. I have managed to get it to work,but this sucks! Take off the carb, remove the bowl, and spray like crazy, being sure to let the needle drop. There is probably no need to disassemble farther. Since the bowl is overflowing, it is not a jet that is clogged, but dirt right on the outside of the float or needle. Easy fix. Most likely some water go in with the fuel, causing some corrosion and ...Carburetor float got stuck open and flooded the engine Dec 19, 2007 · Sump Pump Float Stuck. We moved into a 10 year old home bought from the original owners about a year ago. It has a sump pump that has been very reliable through a dry summer then sudden downpours this Fall and Winter. We went to a friend's house on Sunday while it rained/snow melted and came back to the house. About an hour after we came home I ... g9m3c said: Could be that the float is stuck at the TOP now and is not allowing much gas into the bowls. Getting stuck at the bottom would have caused your earlier gas going everywhere problem. If it got stuck once, it could have easily happened again. g9m3c said:been suggested by dealer mech to take screwdriver handle & tap on carbs to jar the float off the stuck position (stuck so that carbs 'bleed' gas out overflow)...ok, so this is a 91 vfr & after taking off the side panels i saw the back two carbs are the ones stuck & won't lift to shut off gas flow to bowls...bike ran perfect & sat for about a …Carburetor float got stuck open and flooded the engine Nov 30, 2006 · When you have the covers off, they should spring up out of their holes a bit. If they dont they are stuck. They should move freely if you tap them with your finger. It will piss even if the car is off as long as there is fuel pressure. Make sure the motor oil isnt contaminated with gas. desertratrodder, Nov 30, 2006. Flooding is when gas is coming out of the top of the carburetor. Too much fuel is getting into the carburetor. Another possible indication is when gas comes out of the throttle shaft. Rochester 4 Jet flooding can be caused by a list of things: 1. Bad float - getting fuel inside the float which makes it too heavy. 2.It sounds like maybe the float is sticking open on the carburetor. Check the bowl and needle for debris. The float may be worn out and needs replaced, or another part is bad. if nothing else, put a shut-off valve in the fuel line to stem the flow when the motor is not running. Read full answer. I found that the float needle stuck when I tipped the carb upside down so it didn't let any gasoline into the carburetor bowl after i installed it. I put some 3 in 1 oil (wd-40) on the needle & seat and that fixed the sticky needle. Worked for another 6 months without issues before I parked it for the winter.May 28, 2012 · Put a little oil on the needle valve it sometimes dries out with carb. cleaner and sticks. before you tear it back apart take the carb. off flip it upside down and jiggle it, it will probably free it up. sabre54 Registered Joined Apr 15, 2012 405 Posts #5 · May 28, 2012 13. Try to clean the valve by following these steps: Shutoff the water to the toilet. Flush the toilet to empty the tank (doesn't have to be completely empty, but you want some working space). Open the valve by lifting the float to the top position, pressing down on the black plastic cap that covers the valve, and giving it a 1/8 to 1/4 turn. 13. Try to clean the valve by following these steps: Shutoff the water to the toilet. Flush the toilet to empty the tank (doesn't have to be completely empty, but you want some working space). Open the valve by lifting the float to the top position, pressing down on the black plastic cap that covers the valve, and giving it a 1/8 to 1/4 turn. Posted: Tue Jul 05, 2011 5:04 pm Post subject: carb needle valve keeps sticking: H farmall needle valve that the float pushes against keeps sticking. Been fighting it off and on for over four years now, usually just give up and forget about it till the next year. I take it all apart, clean it, shine the valve up with fine emery cloth, works ...1997 Softail Custom (FXSTC) Joined Nov 21, 2016. 3,974 Posts. #7 · Dec 2, 2021 (Edited) The float pin is not tapered, and not supposed to be tapered, on a 40mm Keihin CV carb. One of the holes on one of the arms that holds it is tapered internally, and there's an arrow that points to one of the tabs, I believe to the one that's tapered.Carburetor float got stuck open and flooded the engine If you open the drain valve on the carb, fuel will continuously flow unless you shut off the fuel valve. It's like holding the handle down on the toilet tank, it will run forever as long as the water supply valve is on. If the floats are stuck down, fuel will overflow out of the carb. If the floats are stuck up, no fuel will enter the carb bowl.Dec 09, 2004 · STOC #. 4411. Aug 31, 2006. #2. Hey Silver. The long screw driver and a light tap with a hammer is good. place the handle end against the float and tap the tip with a light plastic faced hammer. The "Tourch" is a flashlight in England. Sounds like the carbs need cleaning and a rebuild kit. Once the float pin is removed you can lift out the float. The float needle should be in its notch on the float. If it is not there, look in the needle seat. The seat is in the carb housing, under the float, just in front of when the pin was. The float needle may be stuck in there. Use small pilers to grip the end and pull it out.Feb 12, 2006 · Tap the handle lightly to seat the needle. If there is a minute gap there it could cause the flooding. The way it works if the float rises, pushing the needle shut when the bowl is full. If the needle doesn't close all the way, the bowl over fills and you get all that fuel gushing out. Edbert Founding Member Jul 13, 2002 3,548 32 109 Austin TX Take off the carb, remove the bowl, and spray like crazy, being sure to let the needle drop. There is probably no need to disassemble farther. Since the bowl is overflowing, it is not a jet that is clogged, but dirt right on the outside of the float or needle. Easy fix. Most likely some water go in with the fuel, causing some corrosion and ...Oct 14, 2010 · 13,198 Posts. #2 · Oct 14, 2010. The choke cable just unscrews from the carb (black plastic nut - 14mm wrench) and the throttle will do the same (remove black plastic cover, unhook the cable from the arm, loosen the lock nut- 10mm, and unscrew). The bowl will have to be removed, just 4 screws then remove the pin from the float and you can ... Apr 10, 2011 · Joined Dec 25, 2008. 499 Posts. #7 · Apr 12, 2011. The float has a needle and seat, this is what lets fuel into the carb bowl. When the float moves down it moves the needle (a small pointed device with a rubber tip) to allow fuel to go into bowl. If that small rubber tip is stuck the float will still move but not move the needle. Carburetor float got stuck open and flooded the engine Nov 25, 2015 · The power step on the metering rod not clearing the jet. Clogged fuel nozzle. Stuck power valve or piston. Low float level. Dirty air filter. Stuck or non-operating choke. Intake manifold air leaks. Improperly operating throttle valve. Manifold heat-control valve stuck closed. Apr 30, 2017 · I have had a 4 stroke motorized bike for 3 months now and it's been nothing but problem after problem. Right now I'm trying to figure out why after cleaning the carb twice, the float still gets stuck. When I cleaned the carbs I kept finding little black particles in the float bowl. I even have a... Dec 09, 2004 · STOC #. 4411. Aug 31, 2006. #2. Hey Silver. The long screw driver and a light tap with a hammer is good. place the handle end against the float and tap the tip with a light plastic faced hammer. The "Tourch" is a flashlight in England. Sounds like the carbs need cleaning and a rebuild kit. May 24, 2020 · May 28, 2020. #11. It was the float that caused the problem. The plastic gets old and flexes, so it sticks. That makes the carb flood. A float kit and float pin seems to have cured the problem. The carbs were rebuilt with new jets and seals a year ago and were fine til the float problem. The fuel comes out of the overflow tube and certainly ... May 24, 2020 · May 28, 2020. #11. It was the float that caused the problem. The plastic gets old and flexes, so it sticks. That makes the carb flood. A float kit and float pin seems to have cured the problem. The carbs were rebuilt with new jets and seals a year ago and were fine til the float problem. The fuel comes out of the overflow tube and certainly ... May 28, 2012 · Put a little oil on the needle valve it sometimes dries out with carb. cleaner and sticks. before you tear it back apart take the carb. off flip it upside down and jiggle it, it will probably free it up. sabre54 Registered Joined Apr 15, 2012 405 Posts #5 · May 28, 2012 Jan 28, 2012 · Jan 28, 2012. #2. Re: Cork carb. float. The old floats used shellac, but crap E-10 alcoholized gas will disolve the coating . Lee Pederson sells an alcohol resistant gas tank sealer that will seal the cork float. I would give the float 2 coats, about a week apart. Let dry a month before installing in the carb, to prevent the float from sticking ... Expert 217 Answers The float pushes a needle that then stops the fuel flow make sure its not the needle thats sticking or what ever pushes on the needle is not sticking ! But if you are sure it is the float that is sticking a fine sand paper (320 ) can be used around the sides of the float to smooth down any rough bits . Posted on Apr 25, 2018Went along last w/end , was a real pig to start and run rough like over choked. Thought it would be a sticking float or crap out of the fuel lines worked into the carb jets. So pulled the carb off and cleaned it in my ultrasonic cleaner. Got the parts nice and clean , but felt the float and could hear water or fuel swishing inside one of the sides.Re: Float keeps sticking on kohler m18. Originally Posted by rcbe. Beyond the other good advice you got, best check the crankcase oil in that engine for raw fuel contamination - pull and smell the dipstick. If gas smell present, change oil and filter before running engine again. diluted oil will not adequately lube engine, will soon fail.guys I'm having carb. problems. I have a 1983 CJ7 with the carter carb on it, the needle valve keeps sticking. If I let the jeep sit for around 4 hours I can go out crank it up and 15 seconds later it will DIE. (routine) "get out of jeep raise hood take old trusty hammer to carb right above where the shutoff needle valve is, get back in jeep ...Jun 26, 2012 · Solution #1: A low float level will create fuel starvation, which will cause the engine to stumble. Check the float level and make adjustments if necessary. Solution #2: Check your fuel pressure and adjust it to these psi ranges: 5-7 psi for Holley, Quick Fuel, AED, Willy’s, or Summit Racing; or 4-5 psi for Edelbrock or Jet. Nov 25, 2015 · The power step on the metering rod not clearing the jet. Clogged fuel nozzle. Stuck power valve or piston. Low float level. Dirty air filter. Stuck or non-operating choke. Intake manifold air leaks. Improperly operating throttle valve. Manifold heat-control valve stuck closed. Sep 19, 2017 · Two or three taps should jar float loose if it were sticking. Set a fire extinguisher within reach before draining any gas and catch gas as it drains. You can somewhat test wherther float is free. Remove plug to drain carb. If float stick's in raised position,flow will be small. There's crap in the idle jets, the carb will have to be removed and cleaned. You may also have an air leak at the base of the carb. The throttle butterfly could be damaged or worn out. carb leaks fuel when not running: Float needle is bad or has crap stuck in it, or the float lever setting may be too high, or the float diaphragm is bad.Jun 26, 2012 · Solution #1: A low float level will create fuel starvation, which will cause the engine to stumble. Check the float level and make adjustments if necessary. Solution #2: Check your fuel pressure and adjust it to these psi ranges: 5-7 psi for Holley, Quick Fuel, AED, Willy’s, or Summit Racing; or 4-5 psi for Edelbrock or Jet. When you have the covers off, they should spring up out of their holes a bit. If they dont they are stuck. They should move freely if you tap them with your finger. It will piss even if the car is off as long as there is fuel pressure. Make sure the motor oil isnt contaminated with gas. desertratrodder, Nov 30, 2006.Jun 25, 2014 · A float that is sticking is most likely caused by either varnish on it which gums up the valve or a misshaped needle valve that does not seal good all the time or dirt in the carb bowl. It is your job to clean the carb good and install a new needle and seat and then use a good fuel filter to keep debris out of the bowl. There's crap in the idle jets, the carb will have to be removed and cleaned. You may also have an air leak at the base of the carb. The throttle butterfly could be damaged or worn out. carb leaks fuel when not running: Float needle is bad or has crap stuck in it, or the float lever setting may be too high, or the float diaphragm is bad.Put a little oil on the needle valve it sometimes dries out with carb. cleaner and sticks. before you tear it back apart take the carb. off flip it upside down and jiggle it, it will probably free it up. sabre54 Registered Joined Apr 15, 2012 405 Posts #5 · May 28, 2012When gas continuously drains from the drain tube on the bottom of the carb when your gas is on...thats a stuck float. Loosen up the screws that hold the carb on, turn your carb so you can get to the bottom of it, remove the 4 screws that hold the bowl on, once its off, take carb cleaner and spray the area where the float is real good.May 24, 2020 · May 28, 2020. #11. It was the float that caused the problem. The plastic gets old and flexes, so it sticks. That makes the carb flood. A float kit and float pin seems to have cured the problem. The carbs were rebuilt with new jets and seals a year ago and were fine til the float problem. The fuel comes out of the overflow tube and certainly ... In this video, I demonstrate how to fix a carb that keeps leaking after rebuild!Thank you for watching. Please subscribe and share my work! Material Links:Se...By removing the fuel from the carburetor, at the drain bolt at the bottom of the float bowl (A), you will be able to lower the float valve for cleaning the debris off of it. Visual. Depending on the size of the your engine, your carburetor may one or two drain bolts. If it has two bolts, remove the slanted bolt only. Sep 05, 2014 · I get out, tap on the fuel bowls, and it cranks back up (smoke pours out, im assuming from too much gas being introduced before cutting off) then it runs a little rough for a bit, like a mile, then smooths back out. AM I correct in thinking the float is sticking after heavy acceleration? Its a double pumper carb Sep 5, 2014 #2 CorkyE Veteran Member Rob PaulMemberfrom Green Bay,WI. Ive got two stromberg 97's on my flathead and one keeps sticking every other time I take it out. I rebuilt both carbs, with new needle/seats, and only one does this. I took off the top plate today, and the float itself is not tight at all or sticky in any position, and is set at the right height.There's crap in the idle jets, the carb will have to be removed and cleaned. You may also have an air leak at the base of the carb. The throttle butterfly could be damaged or worn out. carb leaks fuel when not running: Float needle is bad or has crap stuck in it, or the float lever setting may be too high, or the float diaphragm is bad.Step 6. If the motor still isn't responding properly, remove the fuel line again. Spray carburetor cleaner into the orifice again, and this time, turn the motor over as you spray the cleaner. The motor will not start, but as the carburetor cleaner is sucked through the system, it might thoroughly clean the float valve.Sep 05, 2014 · I get out, tap on the fuel bowls, and it cranks back up (smoke pours out, im assuming from too much gas being introduced before cutting off) then it runs a little rough for a bit, like a mile, then smooths back out. AM I correct in thinking the float is sticking after heavy acceleration? Its a double pumper carb Sep 5, 2014 #2 CorkyE Veteran Member Posted: Tue Jul 05, 2011 5:04 pm Post subject: carb needle valve keeps sticking: H farmall needle valve that the float pushes against keeps sticking. Been fighting it off and on for over four years now, usually just give up and forget about it till the next year. I take it all apart, clean it, shine the valve up with fine emery cloth, works ...Re: Float keeps sticking on kohler m18. Originally Posted by rcbe. Beyond the other good advice you got, best check the crankcase oil in that engine for raw fuel contamination - pull and smell the dipstick. If gas smell present, change oil and filter before running engine again. diluted oil will not adequately lube engine, will soon fail.Posted: Tue Jul 05, 2011 5:04 pm Post subject: carb needle valve keeps sticking: H farmall needle valve that the float pushes against keeps sticking. Been fighting it off and on for over four years now, usually just give up and forget about it till the next year. I take it all apart, clean it, shine the valve up with fine emery cloth, works ...Its the accelorator pump. When you take the bowl off the carb, its the two screws holding the cover on where your long bowl screw came out. In there is a diaphram w/spring, two ball bearings w/ a small spring. All you need to do is to replace the diaphram without losing the bearings or spring.If you open the drain valve on the carb, fuel will continuously flow unless you shut off the fuel valve. It's like holding the handle down on the toilet tank, it will run forever as long as the water supply valve is on. If the floats are stuck down, fuel will overflow out of the carb. If the floats are stuck up, no fuel will enter the carb bowl.The problem is as follows: (1) After the engine is switched off, heat from the engine heats the fuel in the fuel line. (2) The expanding fuel (increased volatility) creates pressure in the fuel line from the pump to the carburetor. (3) The check valve prevents the fuel backing up through the fuel pump. Sep 19, 2017 · Two or three taps should jar float loose if it were sticking. Set a fire extinguisher within reach before draining any gas and catch gas as it drains. You can somewhat test wherther float is free. Remove plug to drain carb. If float stick's in raised position,flow will be small. Aug 29, 2016 · If you open the drain valve on the carb, fuel will continuously flow unless you shut off the fuel valve. It's like holding the handle down on the toilet tank, it will run forever as long as the water supply valve is on. If the floats are stuck down, fuel will overflow out of the carb. If the floats are stuck up, no fuel will enter the carb bowl. May 28, 2012 · Put a little oil on the needle valve it sometimes dries out with carb. cleaner and sticks. before you tear it back apart take the carb. off flip it upside down and jiggle it, it will probably free it up. sabre54 Registered Joined Apr 15, 2012 405 Posts #5 · May 28, 2012 Apr 16, 2012 · #1 Been boating all my life and never had a stuck carburetor float before until about 4 months ago. I have had to pull the carburetors off 3 times in the last 4 months. Today I went out and the boat was a bit hard starting. Once it started it would die every time I throttled back to put it in gear. Bring the float/needle assembly down into position, then insert the float hinge pin. Always remember the open end of the needle clip on a TecumsehPower carburetor, faces out toward the air cleaner side. Install a new float bowl, bowl "O" ring, and the bowl nut with a new bowl nut gasket.The problem usually stems from dirt getting caught between the needle valve and the seat. Sometimes, the needle can already be worn and need replacement, but not likely on this late model of a bike. A good carb cleaning should fix it. If you ARE going to bend the float (assuming it ran right to begin with) get the owners or shop manuel and at ...Take off the carb, remove the bowl, and spray like crazy, being sure to let the needle drop. There is probably no need to disassemble farther. Since the bowl is overflowing, it is not a jet that is clogged, but dirt right on the outside of the float or needle. Easy fix. Most likely some water go in with the fuel, causing some corrosion and ...Gas pours out of the overflow tube when my bike is idling or off. I thought it was a stuck float. I took the carb off and checked and it appeared OK. Still leaked. Then I took the carb off again and inspected the float valve pin. It looked OK but I noticed something down in the seat. The dirt or whatever went somewhere, not sure where.Dec 09, 2004 · STOC #. 4411. Aug 31, 2006. #2. Hey Silver. The long screw driver and a light tap with a hammer is good. place the handle end against the float and tap the tip with a light plastic faced hammer. The "Tourch" is a flashlight in England. Sounds like the carbs need cleaning and a rebuild kit. Mar 17, 2009 · A quick fix is to gently scrape the corners to remove the tiniest bit of materials and insure the needle moves freely. Over the years, several people on this board have mentioned that even new float valves leak. The general advice has been to remove the needle valve from the car then apply "toothpaste" to the needle tip and lap it into the seat ... Nov 05, 2012 · mickey- I see what you are suggesting . Carb up side down with the float bowl removed. The weight if the float in that position does not represent the float floating. So manipulate the float manually to represent the float just touching the needle tip. Should show if the "O" ring leaks. by CV Performance | Sunday, May 8, 2016 |. One of the more common questions we get concerns either the overwhelming smell of gas coming from the carburetor or fuel leaking out of the bowl or overflow. Both conditions are typically caused by a stuck or worn float needle valve. The float needle valve is responsible for regulating the flow of fuel ...The Autolite 4300 and Rochester Monojet is especially guilty of this happening because the float fills up the float bowl so much. The most common cause of flooding is dirt in the needle & seat. What happens often is you clean your carburetor, then start the engine. Dirt from a dirty gas tank, or in the fuel line rushes up and into the carburetor.Nov 30, 2006 · When you have the covers off, they should spring up out of their holes a bit. If they dont they are stuck. They should move freely if you tap them with your finger. It will piss even if the car is off as long as there is fuel pressure. Make sure the motor oil isnt contaminated with gas. desertratrodder, Nov 30, 2006. SOURCE: 4 barrel carburator float sticking. Lots of information to work with here. Since you can't see into the carburetor you are assuming the float is sticking, right. I know it's kind of a generic phrase for the needle and seat leaking by. What we know for sure is that it is flooding because the float isn't holding the needle and seat closed. Dec 19, 2007 · Sump Pump Float Stuck. We moved into a 10 year old home bought from the original owners about a year ago. It has a sump pump that has been very reliable through a dry summer then sudden downpours this Fall and Winter. We went to a friend's house on Sunday while it rained/snow melted and came back to the house. About an hour after we came home I ... xo