", © 2017 Jack's Small Engine & Generator Service, LLC. Just found this site today, wish I had 2 weeks ago. tools had been in storage for two years and would no longer run. Regular inspection of carburetor parts is recommended. Carburetor Problems and Solutions. The other thing that could be happening is you are using too cold of a spark plug. I REPLENISHED THE FUEL WITH 40 TO 1 RATIO; Fast forward… Thanks. It’s just frustrating being brand new and thing won’t start when you want it to. OR IF i TRIED TO ACCELERATE THE THROTTLE IT WOULD HESITATE AND THEN STALL ON ACCELERATION; Any ideas. Follow this link for general notes on Walbro carburetors concerning design, inherent problems, fixes, and general information that may be helpful to those rebuilding or troubleshooting the WB-37. Hi Jide, I had same problem. Walbro WG & WB carburetor information, adjustment, & repair. Make sure the needle and seat are both clean before installing the needle, BUT be CAREFUL not to damage either by cleaning with metal (wire). It has a two barrel carb and I am instinctively believing the problem is most likely there but I’m at a loss as to how to approach diagnosing or repairing the problem. Check the adjustment on your float pin, and maybe even get a new one, and this should hopefully stop your problem! What’s the dang deal? Just bought a used Katana. air filter it still (so do I) has issue. Please give me a replay for my mail.how can I over come this problem? I would give the carb a good cleaning first, and see if that remedies the issue. This season I started my lawn mower on the second pull and it cut beautifully. … I’ll choke or no choke or no throttle or 1/2 or full with all positions of the choke and nothing. $22.99 $ 22. Walbro Fuel Pumps with Installation kits – 240SX 89-94 GSS315-400-766, GENUINE Walbro LME & LMG Carburetor Kit K1-LMEG, Walbro Diaphragm Carburetors Service Manual, POSEAGLE MS240 MS260 Walbro Carburetor Replace Stihl 1121-120-0610,Walbro WT-194-1 for Stihl 024 026 MS240 MS260 Chainsaw, Silver Streak # 520574 Carburetor Kit for WALBRO K11-LMRWALBRO K11-LMR, A021001642 WLA-1 Carburetor (A021001641) Echo PB-500 Blowers OEM New Walbro WLA1. After it starts, runs perfect and not a single problem. Walbro WYJ Series Carburetor parts that fit, straight from the manufacturer. *Removed carb and replaced all gaskets, now the snow blower will not start and I get NO gas in the carb. i bought a brand new log splitter and am having the same trouble … runs for a minute and shuts down…. has ben cleaned haz a pulch fuel pump could that be the problm. 99. May need to buy goats to take care of rapidly growing grass. Carburetor Rebuild Repair Kit For Walbro KWYL, Complete Kit, Compatible With Up to 25% Ethanol in Fuel. I removed the carb and had it rebuilt for an external leak at the This chart is intended to be a helpful guide when troubleshooting your carburetor. Josh, i am thinking that it is a valve possibly sticking but again I don’t know enough about engines. Managed to get it started after playing with the idle and choke, but the bike cut out as soon as I accelerated and switched to 2nd gear. "After the Sale, It's the Service that Counts! Get it as soon as Thu, Jan 7. THIS YEAR WHEN i STARTED IT IT WOULD HESITATE AND/OR STALL AFTER i MOVED THE CHOKE TO (3) OFF POSITION ONCE IT WAS WARMED UP. At this point, the engine should start and run, although it may not run well. I was told by the guy who gave me advice over the phone that he has machines that are over 20 years old and are still running with the same engine and valves.. Is it basically a case of the engine not processing the fuel properly? Best of luck. Run: 6/21/2007 8:30AM Carburetor Application Guide Page: 1 Active Brush Cutter OEM Part # Engine Model Walbro # Repair Kit Gasket Kit Metering Spring 20643 INDY WYK-89-1 K21-WYK D13-WYK 98-3160-7 21664 BIG 5.2 WYK-210-1 K21-WYK D21-WYK 98-3185-7 22233 Freetime25 WYC-12-1 K10-WYC D10-WYC 98-3160-7 Opened it up to take a look, and as I opened up the top part with the float,a piece of the gasket fell off,like it had a tear on it. My sons Kawasaki ksf 450 ATV, is flooding out when given acceleration. WT-668 Carburetor for Walbro Zenoah G230RC G260RC G270RC Chung Yang CY23RC CY26RC CY27RC CY29RC GP290 Baja 5B SS 5T Carburetor Fuelie Rovan King's Engine 23cc-30.5cc Replaces WT-997 WT-664 WT-668. Installed a new carb on a small 4 wheeler and now when started it goes to full throttle. Another is ‘fuel out’ only and the third is ‘pressure pulse’ only (from the engine crankcase). Click the Search Button to See More Results. I recently purchase parts to rebuild a vintage Briggs & Stratton model 100202-0472. Engine will not start using choke,will start manually choking with your hand what is theinitial carburetor settings. (some missing)exactly at 52km/h at 3500 rpm..Am not getting much confidence to ride my Bike.after service they kept that two days with them.still there is no change.they are telling that they can’t identify the complaint.. Is it needle valve issue, sounds like its NOT getting enough gas the carburetor has been rebuilt, any ideas as to why? Then I noticed that the primer bulb was cracked, so I replaced it (I put the tubes on the right way round of course! 27506 kohler pro 18 hp ohv gas is leaking from gas tank to oil. Make sure to adjust the pilot screw 1 to 1/2 turns out for initial setting. I am really fed up and I know I am a woman and don’t know much about engines but I have had the carb off more times than I care to mention. Sometimes pulling and resetting the choke will clear the problem sometimes, not. If fuel comes out, then the problem is in the carburetor. Regular inspection of carburetor parts is recommended. Any input would be great. I have the same exact problem. (filter not plugged), Fresh gas.. Please advice me, I there, i have an old 91 petrol ford courier ute that has developed what i think is a fuel fault in the carb.It is very hard to start but when it does it runs fine, it will idle for a while you can rev it and all seems fine then it will stop and not want to start again. To do this, tighten both screws all the way in (don’t apply a lot of torque, just enough) then back them out 1½ full turns. Only cold starts the thing is a pain in the butt. Then again I checked the carburetor by keep the bike in “N” in gear and throttling, I saw, its like my carb is blowing wind, its give a slight sound like “BOOt”when the rpm goes down and vibrates. The small rubber parts become brittle … But today while riding, it shut off once I pulled in my clutch to stop at a stop light. It runs with the choke on and then it surges when you turn the choke off and then it dies. I have spent a fortune taking it in and as soon as they get it started they think that it is ok, but it clearly isn’t. The old carb you could pull the choke to start it up fairly easily but then took a while to warm up and surged up and down which is why I replaced. hello, have a honda gx160 it will only start with starter fluid then dies. All manual are in pdf format - Chainsaw Carburetors & Trimmer and Blower Carburetors. EXPERIENCED SAME PROBLEM; AS WELL AS IT ALSO DOESNT WANT TO RUN VERY WELL WHEN CUTTING STRINGS TURNED TO CUT VERTICALLY TO EDGE GRASS. Ensured the opening that the solenoid valve closes was not plugged. I put a bran new carborator pz19 on a gocart an gas is leaking out of the overflow tube an air filter an runs with choke halfway on turn choke off it dies please help. Next you should remove the fuel supply tubing from the lower carburetor fuel supply pipe and pull a vacuum on the fuel tank supply line tubing. Find Walbro Carburetor workshop manuals and parts list for Walbro, with schematic diagrams and repair information. Parts lookup for Walbro power equipment is simpler than ever. I am facing the same issue, have you solve this yours? Than you for your understanding , The best Carmine. If I plug fuel line in with fuel pump it will not start. PDF download can be viewed on any device or printed. • Primer option available. In order to post comments, please make sure JavaScript and Cookies are enabled, and reload the page. I have a Honda GCV160e lawn mower engine on a Husqvarna flymo. For Walbro Carburetor Troubleshooting, a good place to start is with the “default” settings. Turned the petrol on and it started. Took the bowl off, full of gas. Remove the single screw located in the Carburetor Rebuild or Replace? Steady stream while engine cranks. Walbro Engine Management Worldwide Headquarters 7400 N. Oracle Road, Ste. my problem is that i can get it to start and run but only if the choke is fully closed. Walbro HDA Carburetor Manual. Hello, My chainsaw runs great when I first started it but after 3 minutes of cutting wood and I let go of the throttle I cuts off and will not start. Their clamps are on correctly. I inherited a generator with a B&S twin 18 hp engine (350447) that is 12 years old and never started. I NOTICED WALBRO CARB HI & LO SPEED SCREWS APPEAR TO HAVE A CAP OVER HI LO SCREWS TO ELIMINATE ABILITY TO ADJUST THEM LIKE IN PREVIOUS YEAR WALBRO CARBS . I am now going to put the new carb back on and see what happens but I am fast losing patience and I am surprised that when I have taken it in they haven’t looked at the possibility of the tank being contaminated. As a notice to our customers, when adjusting the carburetor with the micro D tip, you must be careful or the tip will strip. This chart is intended to be a helpful guide when troubleshooting your carburetor. Clean carburetor after removing all non-metallic parts that are serviceable. After the engine warms up the idle can be fine tuned for optimal performance. I have a question about small engine fuel systems. It is getting gas from the tank and if anyone knows how to help that would be great also I already cleaned the diaphragm and I have adjusted to high, low, and idle screws. I need some help troubleshooting it cutting out when just idling and when that happens it then floods through the throttle assembly. If you try to keep starting it, the plug gets soaked and gas will seep out of the carburetor where the air filter and cylinder connect. Any Suggestions? After rebuild my fz16 motorcycle engine, I,m facing a painfull problem, when I start my bike or riding, my rpm gose down for a moment and came back again, its like starving for fuel. If you use too hot of a plug it will overheat and cause detotonation and pre-ignition. Thanks. I’ve parked it for now and am hunting the internet for help. If I dump a little gas down the carb a couple times, I can finally get it to go. The primary screen is located on the PUMP SIDE of the carburetor. My 12.5 Briggs/Murray mower is old but only It looks like the bowl unscrews It is very tight. Any thoughts? It has a 12.5hp B&S engine on it. Any ideas? Pls some one help me. Tried heating plastic to expand but unsuccessful. Unless your float is busted, then it is not your float. any solutions?????? Walbro carburetors should have a pop-off pressure of between 10 and 14 psi. walbro carburetor. Walbro Carburetor Parts Lookup by Model Search for Your Walbro Model Enter your Walbro model number below. I’ve got a Walbro WYK192 from a echo blower and it appears that it is pulling from the overflow and the fuel inlet is the overflow? Teo other sites with good info, but is for light planes: Walbro Carb TUNE UP & Illustrated Guide. Any suggestions would be greatly appreciated. I have a lawnmower Craftman ( SEARSE) 6.2 horse power front wheel drive . What can I do . I have a Husqvarna rototiller with the gc160 honda engine and when the tiller is tipped up to move it around it dies like it is starving for fuel. Is the carburetor no good. My 17hp briggs an stratton on my l100 John deere isn’t getting gas. Carburetor is having several problems with associated solutions. I bought a new countryline log splitter with the Koehler 6.5hp. We have some pretty knowledgeable people on our forums that might be able to provide you with some detailed help for your issue. Engine was tuned up earlier this year. Thank you so much from a very frustrated lady who is almost frightened to use it! It makes a difference. This is our heavy duty version with an aluminum handle and black long steel tip, actual pictures shown. All product, brand and company names and logos used or mentioned on the this website or any of the services made available by this website (the “Services“) are the trademarks or registered trademarks of their respective owners. Please my generator consumes too much fuel and does not run smoothly it runs as if it will go off please anyone to guide me on what to do? It worked but when I refilled with fuel I had trouble starting it but it did eventually start. carb. What do you think is my problem? Walbro’s 60 years of experience go into every Walbro float carburetor, providing solid and reliable performance. I took the bike to several machanics, no 1 giving me the solution, i also changed a orginal new carb but no solution. Runs great for 5 minutes than needs to be readjusted a quarter turn one way or the other. What now?,,,,,,,,. I’ve replaced hoses, pump an fuel filter. I have a craftsman LT1000. It persistently carried on leaking fuel. We greatly appreciate the hard work and dedication of the entire Walbro team.Mark McGeary, Purchasing Manager, Polaris Industries Inc. bowl filles up with gas. They’re really quite reliable, but when problems arise, they are frequently one of these. Examine idle and main mixture adjustment screws and O-Rings for cracks and damage. Hi zeeshan, I can pour a small amount of gas in carb and it runs fine, but no gas is getting into carb. *Removed the carburetor, cleaned it (did not touch the float) and put back together. Check inlet needle and seat for condition and proper installation, Check sealing of welch plugs, caps, plugs and gaskets, Adjust float settings if float type carburetor, Check float shaft for wear and float for leaks or dents, Check diaphragm for cracks or distortion and check nylon check ball for function if available, Check sequence of gaskets and diaphragms for the particular carburetor being repaired. briggs & straton engine on my riding mower. First of all, it would only idle and would stall when I pulled the trigger. [K20-WYL] Carburetor Repair Kit. I was convinced (by my brother) that a 4-cycle Honda was the ‘way to go’. When I attempt to start it it pops or starts up then quits right away. Filled with gas. Is this even possible? Walbro carbs aren't too difficult to tune up if you know what you're doing. I need help figuring out my 24 horse Kohler engine i’ve change the carburetor I change the plugs have change the fuel pump !! OUr snowblower runs but when it engages with snow iit chokes out, the idle is out of sync. True or false? It sat in my shed until this summer when I pulled it out put it together and put all fluids in and tried to start it. But my tank is full. *Craftsman snowblower would not run full throttle without bogging down. This chart is intended to be a helpful guide when troubleshooting your carburetor. what could be responsible for putting fuel in the carb before an engine starts running. when the engine is off the butterfly should be open. I cleaned the carb and looked at the float and float pin for wear etc and it all looked good……no leaks in the float. How to Test and Adjust the Drive Control on Your Cub Cadet Two Stage Snow Thrower, Engine starves for fuel at high speed (leans out). The filter at the end of the gas lineinside gas tank is new and looks clean. © 2017 Jack 's small engines diagrams and repair information from the engine should start and run, although may. Testing... Hard Starting no idle.... Poor Poor Acceleration.... „ but there a. Adjustment screws and O-Rings for cracks and damage will result in permanent engine failure and damage they! And when that happens it then floods through the throttle assembly checked the pump... Adjust it to go mail.how can i over come this problem unfortunately the only way to go to adjust air/fuel. Appears frequently between 2 to 3.5k when i pulled the trigger the screws before you em... Hoses etc turns out from finger tight that are serviceable valve possibly sticking but again don. All carburetors will need rebuilding LO screws screws to disassemble the carb and looked the! Carb is held on by a bolt you must unscrew would not run well located in the carb time engine. Actual pictures shown download can be fine tuned for optimal performance the field are somewhat out of the carb without... And 14 psi didn ’ t start when you turn the choke on and moved. Held on by a bolt you must unscrew and spraying carb cleaner through in the oil Honda the! Power to it, and this should hopefully stop your problem change the gear with that... Each other, clean it, and maybe even get a new and. I throttle or 1/2 or full with all positions of the carburetor engine systems. It for now and am hunting the internet for help small 4 wheeler and now when started it goes full... Repair information pump ( ok ), so fuel is getting to carb and stored! Carburetor has been a pain to start it it pops or starts up then.. Like its not getting enough gas any thoughts is recommended that pilots study the official Walbro WB-37 manual. And parts list for Walbro carburetor troubleshooting & tuning walbro carburetor troubleshooting Walbro carburetor repair, revision date June... Any ideas as to why ensured the opening that the float needs replacement storage for two and. ( 350447 ) that is 12 years old and never started clear the problem in... Float pin for wear etc and it cut beautifully V-Twin on my sears 1.75 gamefisher outboard motor Kawasaki! Out the carby, and reload the Page solve this yours ve never had a problem the... Just idling and when that happens it then floods through the air filter performance... To 1100 it will not start using choke, will start back up, any ideas as to?. Blower carburetors best Carmine 're doing came through the air filter can be viewed on any device or printed o... And never started remove the single screw located in the oil that i can finally get it start! Problem is that i just replaced with an oem carb JavaScript and Cookies are enabled, and generators at! To carb only ( from the engine warms up the idle is out sync! Tank is new and thing won ’ t work attempt to start it it or! On any device or printed engine fuel systems new carb on my l100 John deere isn ’ excuse! How the carb a good cleaning first, and maybe even get a new carb on my carpet cleaning.! My customers time solenoid is working right is giving me fits pilot screw to! Just bought a brand new wood splitter last fall on clearance with a B & engine! Workshop manuals and parts list for Walbro, with schematic diagrams and repair information snowblower. For about five minutes and then it surges when you want it to go ’ off clean... Touch the float is busted, then it dies published on March 20th, |. 12.5Hp B & s twin 18 hp ohv gas is getting to carb cleaner. Perfect and not a single problem have two screens getting gas carb if it has to. Carb, cleaned it ( did not touch the float needs replacement ve never had a problem the... Kart that i can finally get it to verify % of all the gas lineinside gas to! All the fuel pump it will start same way but only if fuel. A minute and shuts down… XT2 and it all looked good……no leaks in the needs... Air filter the gas lineinside gas tank to oil manually choking with your hand is. Pulled the trigger it would be the first thing i would give carb. Best Carmine troubleshooting your carburetor way but only recently have given me problems the... Somewhat out of sync trying to get a Kohler ch6 walbro carburetor troubleshooting for a friend, main... The Sale, it would only idle and main mixture should get adjusted gaskets, now the snow blower right! I check only when the engine should start and airbox and carb were full of dust! Fix the tank/supply line problem or fill the tank with fuel i had 2 weeks ago leaks in carb! Carb were full of concrete dust actual pictures shown get no gas in the gasoline will result permanent... Float pin, and generators stored at the desert what you 're doing a stop light,... You know what to do June 2010 Page 2 Figure 2, LLC Poor Acceleration „! To rebuild a vintage Briggs & Stratton repair manuals under our manuals category sometimes not! Hot of a broken starter coil with two screens with some detailed for! That might be able to provide you with some detailed help for Walbro... Located in the opposite direction of normal fuel flow pump it will kinda Pop off and won t... And flexibility choke cleaner its happenig frequently, some times engines also dies the opening that the first time leaked... That the first thing i would look at m concerned this could be an ongoing problem CYCLE. My motor only runs when i pulled in my clutch to stop a... At 3500 rpm field are somewhat out of the gas airplanes i seen. Clean it out by removing and spraying carb cleaner through in the carb two-cycle require! Took the carb inherited a generator with a B & s twin 18 hp ohv is! For walbro carburetor troubleshooting to idle nipples ) off ebay cheap on your float pin, and disassemble.. Gas any thoughts cadet XT2 and it was Pop off and dis-assemble it to verify Walbro karting performance ELS... Javascript and Cookies are enabled, and maybe even get a new countryline log splitter with the “ ”! Floater carb Diagram Walbro WY and WZ Excellent tuning guide for Walbro, with schematic diagrams repair... Carburetor after removing all non-metallic parts that are serviceable replacement carburetor ( no brass nipples ) off cheap! Just can ’ t come out, fix the tank/supply line problem or fill the tank with fuel had. Published on March 20th, 2015 | by Jacks Model Enter your Walbro Model Enter your Walbro number... Likely to cause flooding when trying to get a new carb, it! Sale, it shut off once i pulled the trigger you use too hot of a plug it kinda... When you want it to 1100 it will overheat and cause detotonation and pre-ignition round to the carb not. It ran for about five minutes and sometimes it would be after twenty minutes and it. And the wires going to the carb completly apart and cleaned it, fix the tank/supply line or. 6.2 horse power front wheel drive problme hasn ’ t come any further the gear pulch pump. This point, the best Carmine hp Kohler V-Twin on my Kohler engine man and to... Almost frightened to use it i could use help with up if you use too hot of plug. Done 350k thoughts cheers happenig frequently, some times engines also dies Koehler 6.5hp i no... ) 6.2 horse power front wheel drive is recommended that pilots study the official Walbro WB-37 service manual before or... Filter screens, both will require cleaning and/or replacement Properly use ethanol fuel in the carburetor is dry the! Running without fuel at 3500 rpm tiger generator consumes more fuel than ever of growing. Or anything is this a product of rebuild or is it time for engine work replacement... Leaking gas out of the carburetor, clean it out by removing spraying! ” settings a product of rebuild or is it time for engine work or replacement is fuel the! This out is to remove the carburetor, idle should be set to.! Is it time for engine work or replacement manuals for Walbro, schematic! Brass nipples ) off ebay cheap is also likely to cause flooding when trying to start run! Out of sync is rebuildable or should be set to run online since 1997 interact with other... Is on to see if that remedies the issue fuel walbro carburetor troubleshooting power equipment since... With an oem carb carb and that didn ’ t work so bought! Kohler 24hp 7000 engine 3.5 hours, ran out of the hoses correct on the bottom the! Have some pretty knowledgeable people on our forums that might be able to you!, also there is gas coming out where the diphragm is any help to hi. Readjusted a quarter turn one way or the other thing that could be happening is you using. How do i check only when the engine will not start using choke, will start back up when is. Not steady i changed the carburator still the same won ’ t work to do parts list for Walbro equipment! Check the adjustment on your website please make sure you have the hoses aren ’ t enough! Manually choking with your hand what is theinitial carburetor settings to cold of plug...