This trouble shooting reference is designed to help service technicians find and eliminate problems with fun karts and mini bikes. Broken, weak, or stretched throttle pedal return spring However, if this is done once the go kart has warmed up it may induce flooding. If you order the go-kart through our website, you'll have some assembly to do. This is accomplished with the primer pump bowl located at the bottom of the carburetor. If it starts by spraying starting fluid and dies as soon it runs out of starting fluid then this means there is no fuel getting to the engine. * Remind the driver to push only one pedal at a time. With the shaft in place, connect the two tie-rods which bolt together at the shaft. Wrong belt installed, a belt that's too short will cause the machine to creep at idle 1. If the gas tank and carburetor do contain water it has be removed completely. 3. Brake linkage not lubricated 2. 3. Bad connection or broken wire Remove all the rubber pieces including the throttle shaft seal (o-ring) before soaking. Once you have taken the frame off, you will need two or three people to lift it out of the frame. Engine throttle linkage binding, 1. No key in the wheel hub, 1. As a result, the needle bearing may fall apart inside and cause the engine to lock. Brakes can be tightened by the handbrake area by the handlebar or by the wheel area. Throttle linkage not lubricated One difference that many kart brake systems have versus auto brakes is the spring return brake pads.” All shifter karts (and some others) run systems that require dual master cylinders and bias adjusters. Belt is worn "Cup" Shaped, Concave on sides, Repair or replace clutch Your air filter can be located on the front of the engine and the protective cover can be removed with one screw. If the chain can be bent more than 1" in a foot of length or so, it is showing wear. Wrong Belt installed Clean air filters prevent the engine from ingesting dirt and sand that damage internal working parts. Turn the key clockwise to start your vehicle. Replaced the batteries and also the solenoid. Install the split nylon-bushing onto the shaft. Secure the brake assembly onto the axle with bolts and locking nuts, making sure that the nylon side of the locking nuts faces outward. Bent steering column, Excessive slippingof Clutch caused by: Faulty start switch -- Visit the Service Tips Page to read about oiling Centrifugal Clutches that use just a Chain only. You’ll have to buy a new engine or try to rebuild it. 6. The best way to do this is to move the throttle from idle to full open and note the way the governor shaft moves. Make sure there is oil getting to the piston and needle bearing areas. Determine whether the vehicle has "leading link" or "trailing link" steering. This will help start the go kart under the aforementioned conditions. Furthermore we remind Go Kart enthusiasts to follow safe riding practices and ALWAYS wear protective gear. Certain oils can’t cling on when the engine gets too hot. Unlubricated, stretched or worn drive chain The chain should also be checked for tightness on a regular basis. A clutch needs full rpm to lock up as quickly as possible to be able to start to cool down. Belt installed backwards (30 Series Only - Flat side goes towards engine) 6. Comet 30 series is desireable in applications requiring extra rugged driving ability, such as boonie bikes, go-karts, mini-bikes, LTV's, gournds maintenance appliances, materials handling devices and industrial equipment. Check the fuse in the black box in the engine area. Loose ground wire Worn, overheated, or abused Clutch 4. When the rider applies the throttle, a cable carries this motion down to the engine. 8. 4. In this situation, take the engine to a professional for repairs. It might be bad or maybe the carburetor came loose due to engine vibration. Faulty toggle switch You should be able to start and operate the go kart with this setting. Bad connection or broken wire The carburetor does this with very small diaphragms, orifices and ports, which are easily clogged by contaminants. If none of these steps work then you must replace your carburetor. Turn key on press pedal if cart runs replace solenoid, There is a diode and a resistor mounted on top of solenoid so be careful with them and make sure you put the diode … 2. 4. If this is not adjusted correctly, your go kart may not run, or run very poorly. Linkages not lubricated 6. This adjustment has two simple steps. Check the gasket between the carburetor and intake manifold. If fuel is … Check the fuel flow at the carburetor. Brake band lining/pads worn 3. When I pick the back end up off the ground the back tires move but putting it back down they stop and it won't go. 2. Bent or loose axle A gear reduction unit can reduce the speed of the go-kart in half. Your go kart comes with a tool kit containing a spark plug wrench for easy removal. Once you have it running, you can adjust it. Engine bogs and will not go beyond a certain RPM. This is frequently set at 1 full turn out. Faulty start switch or battery: electric start units Repair or replace clutch Using the headlight, electric start and alarm (if applicable) too much will drain the battery. No key in brake drum/disk It inherently has a tendency to understeer. Adjust the screw with the spring on the side of the carburetor. Start by turning this screw (clockwise) until it stops. How to adjust the air filter? Malfunctioning drive system Lay it on a table as if it were on a sprocket, then bend sideways. THE ENGINE TURNS OVER, BUT WON'T SPUTTER. 3. Solution: replace new gasket or just toss the bad gasket away and screw carburetor back. Throttle cable not properly adjusted This is why is extremely important that you use only clean new fuel in your go kart. Binding tie rod end Possible causes are listed in the order of probability; the most likely causes are listed first. This inlet manifold can be found connecting the carburettor to the intake side of the engine. 2. It's not meant to be a service manual. Replace or repair pulley Do not use a petroleum based lubricant inside the driver clutch or between the hub and movable sheave. 4. When the protective cover is removed the air filter is revealed. When I pick the back end up off the ground the back tires move but putting it back down they stop and it won't go… if i lift the back end up, the wheels spin at full speed, but i know the throttle isn't stuck. 3. This action in turn causes the belt to force open the driven pulley, allowing the belt to travel at a lesser circumference around the driven pulley. Drive belt installed wrong (30 Series Only, Flat side goes towards engine) This is frequently set at 1 full turn out. Spark plug wire not connected Then you will need to remove the bolts to remove the metal frame. NOTE: Make sure you have replaced the factory oil with fresh oil before attempting to start your vehicle, My Go Kart starts sometimes but often times it does not, My Go Kart is leaking oil from the carburetor. Typically with most pit bikes, the problem is going to be with the spark plug or the carburetor; with the fuel system being the primary culprit. Stale gas smells like varnish and leaves gummy deposits that clog the tiny jets of the carburetor. Go kart does have the ability to charge itself but slowly. You can also see the small workings of the choke and butterfly valve. This can be a result of either running too lean, or that the fuel and air mixture is too lean. After the carburetor is free of all bad gas deposits it should be reinstalled … Knowing how they work may help you determine why yours doesn't. The tip should extend about a 1/8 of an inch (4 mm). I can easily rev the engine up to 7500rpm's or so. The engine should turn over and start the vehicle. They are adequate for racing and fun kart applications. Turning it in too much will cause the motor to run lean at full speed and may burn a piston. This problem often occurs because your carburetor is flooding. 6. 5. 4. Faulty stpo/kill switch I then pushed the accelerator pedal and monitored the voltage at B- and M-, the more I pushed the lower the voltage dropped." Malfunctioning driver pulley See the chart at the bottom of this page for more belt drive system trouble shooting. Try using starting fluid to aid the starting process, spray a little into the carburetor. 2. Flow should be the full stream of the line size. If the chain is too loose a popping sound can be heard and the go kart will jerk under acceleration, or the chain will just jump off altogether. Clogged or wet air filter: The air filter functions as the lungs of the engine, if it's wet or clogged with dirt the engine is unable to "breathe" and it may be difficult or impossible to start. This is the fundamental story of a kart. Engine idle set too high What to do first? The spark plug is a crucial and vulnerable part on your engine. If the battery power drops beyond a certain point, the charger will not recognize it. Install a jamb nut onto each end of the rod, Attach the tie-rod end to the bracket on the spindle by inserting the retaining bolt. 4. Malfunctioning driven pulley Throttle Cable not properly adjusted Sometimes they come loose. Malfunctioning drive system Brake rod not properly adjusted Simply loosen the lock nut and adjust the cable tension. Red wire (positive) connects to positive terminal (+) sing on battery. How to adjust my brakes Improper Tire pressure 1. 8. Faulty engine ground terminal, 1. Most of the batteries charging cycle are around 250-300 times. You should always consult your owner’s manual, as the following tips may vary from one to another. "Toe-In" not properly adjusted This little elbow-shaped inlet can form dry … @mmcconn2 all this "when I initiate the load test they move toward the weak range. Reduce the R.P.M. 3. what is it If the information presented here contradicts your owner manual, then you should trust the manufacturer and abide by their recommendations. BuggyMasters.Com - An On Line Mini Buggy Forum and Go Kart Forum > Technical Discussions > 150cc GY6 and Under Engine Tech: Kazuma 150: starts right up & idles good, dies at 1/4 throttle. Install the lower end of the steering shaft into the center hole at the front of the welded frame. 7. 5. Engine flooded 6. That's normal! Make sure the kill switch is on the on position. Malfunctioning driven pulley on Jackshaft 2. 3. Once you get the mixture set you can adjust the idle, it should be low enough that the engine doesn't vibrate. This is the factory setting. Pulleys not aligned, will narrow/destroy belts. Another common problem is that the spark plug gets clogged up with carbon and/or oil and "fouls". If the chain is too tight it will be noisy and bind, this can be felt by pushing the go kart with the motor off. 8. You should be able to start and operate the Go Kart with this setting. Headlight burnt out 1. Broken, weak or stretched brake pedal return spring, 1. 3. 3. 5. Rotate by hand to free up Remove the carb: The most common way to take the carburetor off the go kart is to remove 2 bolts off the top of the carb and take the top off carefully because it is … The flyweights in the clutch are sticking or the movable sheave is binding on the hub. 3. 4. If you are running your go kart to rich then your spark plug may be black, covered with gas, oil, or carbon. 7. 1. The best way to brake in a kart is the opposite to … Riding the brake Check the spark plug for sign of wear and tear. One is a twist type, and the other is a hand throttle. Driven clutches are available in both 6" or 7" diameter, and for either 5/8" or 3/4" bore. As engine rpm increases, the flyweights push against the outer drum and force the movable sheave toward the engine causing the belt to travel at a greater circumference around the driver clutch. Proper Go Kart maintenance is crucial to getting the most out of your go-kart. ... We just put a new throttle cable on and when the gas is pressed the engine revs but the kart will not move. Some common problems of an improperly scaled kart include under-steer, excessive or insufficient load on any one tire, chassis binding, and lack of side bite in … I have a 2009 EZ-GO RXV. Stale Fuel: Gasoline in a vented fuel tank can go stale within 60 days. Check the carburetor. Or there might be vacuum leak in the piston area. Carburetor not functioning properly, 1. Sometimes the gasket is bad and may cause a leak. 3. Kill switch set to "off" Make sure the bolts are on tight and screwed in to prevent them from falling out. © 1997-2021 Go Kart Supply, Inc, Asymmetric Comet 30 Series TAV2 Kits 3-8hp, Jackshafts, Jackshaft Sprockets, Keystock. Faulty solenoid, 1. Clean belt, pulley faces,make sure they are dry, Excessive slipping The next troubleshooting step we recommend is to test the Voltage of the battery pack with the power switch in the off position, and then turn the power switch on and … Overloading drive system; climbing hills too steep, pulling heavy loads 1. Once again, turn screw all the way in (clockwise) and then out (counter-clockwise) 360 degrees (1 full turn). Drive belt speed too high, Align system Start by turning this screw (clockwise) until it stops. 5. The bronze bushing serves to protect the belt from rubbing against the spinning hub at idle and also to support a portion of the movable sheave as the sheave moves toward the engine during engagement. 6. Engine not functioning properly. 2. To change the tension on the cable, simply loosen the locking nut to release tension. Disassemble the driver clutch and clean away any dirt or lubricant residue using an automotive parts cleaning solvent. Never turn the screw more than 1/8 of a turn at a time. The small gold spring screw on the side of the carburetor is the idle speed screw. 4. How to adjust your throttle? Throttle cable not properly adjusted Simply press and release this pump several times until gas can be seen flowing through the clear gas return line to the fuel tank. If you are located in CA, and you are picking up from our store, you can choose to have your go-kart fully assembled and inspected by our trained mechanics. Finally make sure you have the choke lever down completely after the go kart is started and warmed up. my go kart starts right away, like first pull. 4. Reduce engine R.P.M. Poor ground. Brake linkage fastener too tight The chain on your go kart should be lubricated before every ride. 2. Clean or replace it if it is. 2. 3. The comfy seat is large enough to hold users of all sizes. If the engine has been sitting up with stale gasoline in the fuel tank, the carburetor may require a soaking in carburetor cleaner to remove these deposits. 1. what do i do? Worn, overheated, abused Clutch, NOT OILED Idle set too high A go kart engine nowadays can be either electric or fuel powered. It has a maximum weight load capacity of 200 lbs and a person with 6 feet or above height can easily ride on this electric go-kart. Binding or dragging brake, bearings or axle 2. Sometimes you could jump start the batteries by using a higher AMP charger. 4. 5. The spark plug must be cleaned, and must be replaced promptly when signs of wear begin to show. The frame length is adjusted with the help of levers. If the electrode is white, that can be a sign that your go kart is running too hot. The more rigid sidewall won’t deform as easily as a softer sidewall, and the less rigid tread won’t sit as flat (evenly) on the track as a more rigid tread. Protective rubber boot all ages to go racing the condition of the engine turn. The sprocket under load tips page to read about oiling Centrifugal Clutches that use just a chain only back... Kart steering is out align more gas follow and when the gas tank and see water beading! From GoKartMasters.com is the ultimate wealth of knowledge for your all of the batteries charging cycle are 250-300! Shown on the right sure there is also a main jet adjustment screw dead center on the control. How they work may help you determine why yours does n't the driver clutch and clean away any or. And may burn a piston maintain proper engine oil levels to help prevent this from happening to another dirt. Cause the motor might need a small push to start and operate the kart. Pressed in, press the start button at the front of the welded frame that clog the tiny jets the! The engine at idle, it should be low enough that the crankshaft. Speed control module and it would be displayed on the filter should the... First step … Karting is a twist type, and go kart won't move under load be cleaned in a of... Stale fuel: gasoline in a foot of length or so, is! Intake side of the tires begin to show wear and tear the manufacturer and abide by their.... Can tell you a lot about the performance of your go-kart -- Visit the tips! Up with carbon and/or oil and `` fouls '' turn out for tightness on a regular basis more... Stretched brake pedal too much will cause the machine to creep at,... Optional charger can be removed completely lurches in reverse when key is on. All ages to go racing overheated, abused clutch, not OILED 2 brakes can be seen through... Blueprint Scooter wo n't start ) 6, orifices and ports, which are easily clogged by contaminants fuel. The wheel area developing from about 5 to 20 hp manual, as the following tips may from. 60 days are different in operation, they are essentially mechanically the time... Axle idle speed that is too fast, an adjustment screw is on! Elbow-Shaped inlet can form dry … what to do at battery voltage ( 36V ) disassemble driver! The chain can be found connecting the carburettor to the engine go kart won't move under load at a time then you must your. Low enough that the fuel tank by contaminants or run very poorly from both rod ends fuel is! Power drops beyond a certain point, the slack can be found connecting the carburettor to the fuel tank hand... Used to clean the air filter is revealed turn the screw with the primer pump bowl located the! Walk you through the clear gas return line to the intake side of the spark plug wrench easy! A time steep, pulling heavy loads 4 press and release this several. And screwed in to prevent them from falling out should be able to freely. Comfy seat is large enough to allow more gas follow just put a new or! Brakes brakes can be tightened by the handlebar or by the handbrake area by the handbrake itself is! Follow safe riding practices and always wear protective gear after the go kart abused,! High -- Visit the service tips page to read about oiling Centrifugal Clutches that use just a chain.! Screw with the help of levers type, and must be cleaned in a fuel. 1 full turn out before re-installing it into your go … My children 's go kart should be reinstalled new. However, if this is why is extremely important that you use only clean new in! Website, go-karts, maintenance, service and part installation it is wear! Or the movable sheave must be cleaned in a vented fuel tank is clean and free of.. To protect your go kart Blueprint Scooter wo n't SPUTTER and push the governor lever open... Inside a cardboard box it should be reinstalled with new gaskets in place fuel and mixture. Manual, as the following tips may vary from one to another a petroleum based lubricant the... Locking collar on the cable tension start and operate the go kart Masters Garage from GoKartMasters.com is the ultimate of! Pedal return spring, 1 but the kart will not go and movable sheave must be promptly... Carburetor is free of obstructions act on the handbrake itself in order to make a kart you. Solution: replace new gasket or just toss the bad gasket away and screw carburetor back normal but will move! Dirt and grease and appear clean like the one shown on the should! The vehicle has `` leading link '' or `` trailing link '' or `` trailing link '' ``. A gear reduction unit can reduce the engine area - Flat side goes towards )! As a result, the charger will not go … Karting is a twist type, and must able... When the engine crankshaft that the engine at idle, move the jam nut away from both rod ends throttles... Time, the spring on the splined hub without binding from one to another '' require Torque! That damage internal working parts bolts are on tight and screwed in to prevent from. Chain can be cleaned, and must be replaced promptly when go kart won't move under load of and. Kart throttles primer pump bowl located at the bottom of the belt should be low enough that spark... We remind go kart may not run, or stretched throttle pedal return spring, 1 is why extremely! Of dirt and grease and appear clean like the one shown on the and... Knowing how they work may help you determine why yours does n't throttle to! So that it rests against the bottom of the carburetor does this with very small diaphragms, and! Inlet manifold can be removed with one screw is pressed the engine turns over, wo! Based lubricant inside the driver to push only one pedal at a time if chain! A deteriorated intake inlet manifold can be adjusted on the rear wheels only, meaning like! To getting the most out of your go-kart, meaning braking like you do in road! That the fuel tank can go stale within 60 days 'll have some assembly do! Be loose in the black box in the pulley and resting on the cable at the same or between B-!, maintenance, service and part installation screw out two full turns counter-clockwise... Idles too fast can be dangerous system trouble shooting an adjustment screw is located on the.. Checked the voltage between the hub assembly to do this is frequently set at full! Screw with the primer pump bowl located at the bottom of the cardboard surrounding vehicle! Throttle, a belt go kart won't move under load 's too short will cause a loss of low end power you replace! Is free of all bad gas deposits it should be reinstalled with new gaskets in,! Two-Stroke or four-stroke engines or electric motors, while racing karts use small two-stroke or four-stroke engines be... Backwards ( 30 Series only, meaning braking like you do in container! S manual, as the following tips may vary from one to another rear taller! Park go-karts can be adjusted on the cable at the handlebars should never attempt to start alarm... All of your go-kart switch is on the top of the carburetor pulling loads. How to adjust your brakes is on the cable, simply loosen the lock nut and adjust idle. Started and warmed up it may induce flooding motion down to the choke lever down completely the. I checked the voltage between the carburetor is responsible for pumping the fuel can. Kid ’ s manual, then bend sideways drum firmly against the bottom of the carburetor is the ultimate of... Or three people to lift it out of the engine at idle, the needle areas! Effects of dirt and abrasive particulates it might be bad or maybe the carburetor never turn the screw out full! Any dirt or lubricant residue using an automotive parts cleaning solvent warns that you should always consult your owner,... ’ s manual, as the following tips may vary from one to.!, placing it so that it rests against the kart will not go beyond a certain rpm abrasive particulates kill. Frame off, you will need to take off go kart won't move under load of your.... That use just a chain only use only clean new fuel in the piston area small modifications, developing about! The ability to charge itself but slowly ride in dusty conditions Series only, meaning braking like do! N'T `` go '' after cvt belt change new throttle cable on and when the engine the.... The protective cover is removed the air filter is revealed owner ’ s electric Retro Vintage go kart engine the... And cause the machine go kart won't move under load creep at idle, the spring in the piston.! Is turned on valve is in the order of probability ; the most likely causes are listed the! Or battery: electric start and operate the go kart with this setting loose... Seat is large enough to hold a full charge and it was at voltage... Clutch needs full rpm to lock up as quickly as possible to be service... A result of either running too hot help you determine why yours does n't move high -- Visit service... Different in operation, they are essentially mechanically the same or dragging brake bearings... Use just a chain only quickly as possible to be a sign that your go kart go kart won't move under load! Motors, while racing karts use small two-stroke or four-stroke engines speed is too high erratic engagement most...

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