Some of the problems were due to a casting flaw on the "seat" that the reed closes. Take a careful look at your engine for signs of the possible reasons pointed out in this article and follow the step-by-step instructions provided to help you fix your Kohler engine oil leak problems. Bad piston or rings? 12 year old engine, garage kept and oil and filter changed every thirty hours. Just don't want to cram so much down in their to stop the flow. However, my brother (and several people here and on another websites) all felt my 'stalling' problem was fuel related and had little to do with the oil in the breather. Always consult equipment operator's manual and follow safety instructions before operating or servicing any tractor or equipment, or attempting any task. I can understand the frustration, quite annoying when you need your engine to get working but it wont. I never suspected this to be a problem before because I've mowed this way for the prior 6 seasons without a problem -until this year. At one time I had picked up a new [plastic] fuel pump and had it on the shelf for over a year, so in a fit of frustration I installed it and the problem immediately when away. I have a sear craftsman mower 16hp and all of a sudden this started happening to mine. I notice that there is no reed. Oil leakage may occur in some other places other than the breather, such as close to the cylinder walls. I agreedoesn't sound like a carburetor / breather / filter problem. I had rebuilt the original OEM aluminum pump and therefore had eliminated it as a potential failure mode when attempting to diagnose this problem. He enjoys testing and reviewing different yard tools. Has this started all of a sudden? The unit was running really strong and fast this spring and all of a sodden while driving I lost power and died. Once it becomes loose, gently pull it out. My experience with KTs and Magnums is if they are blowing the crank seals out they are very close to blowing and it is normally excess cylinder blow that causes this. It is your responsibility to evaluate your own safety and physical condition, or that of your clients, and to independently determine whether to perform, use or adapt any of the information or content in this video. Is this the way it should be? Mine had the red umbrella. It's what was going to be replaced. The oil level is just below the full mark on the dipstick. I needed the lift so I set the engine on a cart, with a 2x4 under the shallow part of the sump so that it would sit reasonably level, and overnight I had a puddle. A good sign of broken head gasket is vapor coming out of the dipstick. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright . Now you did change the oil also and it is at its proper level? ta.queueForLoad : function(f, g){document.addEventListener('DOMContentLoaded', f);})(function(){ta.trackEventOnPage('postLinkInline', 'impression', 'postLinks-116958624', '');}, 'log_autolink_impression');Amsterdam that would let us see the tulip fields? But severe enough, could be a head gasket. Below are a list of things you can do to optimize your Kohler engines performance: Perform regular checks on Air filter, Oil (and filter), Cooling system (including the flywheel fan, cooling fins, and any radiators or oil coolers). So you're ok, no breather reed required under the breather cover. It looks just like it under this breather cover but the hole where the bolt would go to secure the reed is not even threaded. How to fix an oil leak on a Kohler V-Twin engine in this Walker GHS MowerSubscribe: https://bit.ly/SubDGHD | Merch: https://debossgarage.com/merchWatch next, \"Will It Run? Don. I replaced the breather assembly with a kit and the problem stopped. No more leak, I've used it for leaf harvest pulling a sweeper. Cylinder is probably worn egg shaped and the rings are toast. Kohler sells. I would say if you installed a new carburetor you are going about this repair all wrong. Pull the head and turn the engine over untill the piston is at the bottom of it's stroke and have a look at the gap between the piston and cylinder. Also why would a bad head gasket blow out the crankcase vent tube unless it was blowing compression into the crankcase some how is that possible??? reynoldston Lawn Pro Joined May 23, 2011 Threads 92 Messages 5,703 Read This Pro Advice First, Standouts From the 2014 Kitchen & Bath Industry Show. The kit has a new plate, filter, etc. You can check the location of the fan and flywheel to know if the leak is coming from there. . The next step is to find out where the excess pressure is coming from. Dark Special Contributor Users 0 478 posts Trader Feedback 0 0 0 Total Rating N/A Posted June 27, 2009 Other fuels could harm the engine if used. I don't understand this but when it was hanging it didn't leak a drop. If it seems really thin and smells like fuel, the carb may have leaked fuel into the crankcase. I still suspect the gasket. Don't worry too much about not having a "per cent of leakage" guage, you can use your ears to judge (roughly) how much leakage is taking place. Sorry I just can't sugar coat this but I am sure someone can. By voluntarily undertaking any task displayed in this video, you assume the risk of any resulting injury; your safety is the sole responsibility of the user and not DGHD. JavaScript is disabled. JavaScript is disabled. Hey guys, its been hell figuring out why my kohler was still blowing oil out the breather after the rebuild. Lost my azz on this one, hope the guy who bought it from me never has another problem again with it. It was I grant you only a temporary fix, but I've used it on several engines over the years. The Fora platform includes forum software by XenForo. 4-5 days ago I added some Bardall No-Smoke (I think that's the name) and some SeaFoam to the crank oil. It blew out the seal behind the flywheel, replaced that and it is blowing oil again. Just about 1/2 way down and loose fit should work. Whatever the cause, glad it's doing good now. EricFromPa said: She could have a blown head gasket or 2 or the breather could be sticking or worn rings from not changing the oil or the valve guides could be worn. It started blowing oil out of the breather that connects to the carburater. runs great, starts easy, carries a 50" deck like it isn't even there thru some thick yard under a Cub 1200.. Gotta go with True-dope too..He's "F'd" up pretty much everything else. It could have been the crankcase breather reed was crudded up keeping it open. If the breather is an integral part of the valve cover and cannot be serviced separately, you need to replace the whole valve cover.In any case, if you want to be thorough, you can perform a crankcase vacuum test. I have a CC 122 that I rebuilt the K301 after the mowing season in 2006. Length: 0.4 mi Est. It turns out that kohler redesigned the breather plate in order for the reed to face upwards as well as maintaining the position of the baffle on the back of the breather plate. A regular check on this pan will go a long way to preventing the problem. No smell of gas in the oil. A worn-out main crankshaft may also cause oil leak. However, to prevent fuel deterioration during extended periods of inactivity (more than a month), using gasoline stabilizer is advised. I have a K321 doing the same only this engine has ~10-15 hours on a total rebuild. Again, some of the reasons your Kohler engine might be spewing oil out of the breather include: blocked filter, fouled cylinder, broken head gasket, etc. Kohler V-Twin Breather Puking Oil Everywhere DGHD 171K subscribers Subscribe Share 178K views 2 years ago How to fix an oil leak on a Kohler V-Twin engine in this Walker GHS Mower. I have seen some blown so bad I don't know how they ran. check the bypass for the oil system or if it has a filter change it. Something I forgot to mention before was that my back yard is on a bit of an incline, so I'm always either mowing down a hill or up a hill -rarely ever on perfectly flat ground. Breather reeds on Command vertical engines are on the crankcase under the heads on both sides between the pushrods. ok motor is out of tractor hanging from 1 arm of my 2 post car lift, by a chain. replaced that gasket, blew the outside of engine clean with 1-1/2 cans of Brake clean while it is hanging there, into a drain pan.. put 2 quarts of new oil in there again while it hangs, see if I still have 2 quarts in it Monday, before I put it back in. Do it all the time on motorcycles. Now I can't keep the oil out of the breather tube. If not, excessive compression sneaking past the rings and pressurizing the crankcase will also do that. No express or implied warranties of any type, including for example implied warranties of merchantability or fitness for a particular purpose, are made with respect to the information, or any use of the information, in this video. Al Eden. Could be just stuck rings. If the valve cover is leaking you have a bad gasket or it is loose or both. If it is blowing oil from the breather hole that is an entirely different situation. Is your Kohler engine blowing oil out of the breather tube? Sludge is a natural by-product of combustion; a small accumulation is normal, but if it starts clogging little holes, or if it keeps holding the breather reed like glue, then you need to remove it from those locations.Pressure in the crankcase (caused by a clogged or improperly assembled breather) can cause oil to be forced out at oil seals, gaskets, or other available spots.There is also a chance for it to be broken. or should I pull my heads and check them while I have my engine off. But like reynoldston says, no need to sugar coat it. Have you suspended mowing your lawn because your lawnmower has broken down as a result of oil leakage? For your test, do not remove the rocker arms, this was simply the best image I could find to illustrate where to look.The arrows show where compression would leak into the pushrod gallery (and pressurize the crankcase).If you don't see any puffs of compression escaping from the head into the gallery at idle, give the throttle a quick jog while you watch.If you see leakage, the head gasket is defective. *You will want safety glasses or face shield for the test described below. There is a later version of the crankcase breather that is better than the little red rubber umbrella. If this is the culprit for oil leakage, replace it, as well as fix the cylinder. In my case I had a bad FUEL PUMP that would operate fine on flat ground but as soon as I headed up a hill and put a load on the engine it just couldn't keep up. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Unofficial Home of Old Simplicity & Allis-Chalmers Garden Tractors. A Clogged Positive Crankcase Ventilation (PCV) Valve: A rubber vacuum hose that serves as a vacuum release inside the engines crankcase is utilized to link the PCV valve to an air intake housing. The breather appears to be ok, no restriction, no oil in air filter. If not start there. Mowersandyardtools.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. For a better experience, please enable JavaScript in your browser before proceeding. - YouTube. If your Kohler engine uses excessive amount of oil and/oroil leaks from oil seals, or gaskets ? You generally can feel that sweet spot, if not the engine will rotate when air is applied, so retry.Once you have it at TDC with air on, listen by the oil filler, by the intake/carb and by the muffler. I cleaned out the oil canister really good. Took the cover off cleaned and resealed and it stopped. I have a Cushman Truckster, so its not a lawnmower but it has the Kohler Command 18 engine, model CH18S. If you are a resident of another country or region, please select the appropriate version of Tripadvisor for your country or region in the drop-down menu. You must log in or register to reply here. LOCKING the engine at TDC so the crankshaft can't move under the influence of the air pressure is required. Since mine has so few hours on a fresh rebuild (bored accordingly) I'm thinking (hoping) the problem within the one I have here is in the breather. Had the engine on the original blowing oil out the breather. Answered: In order to see the fields of tulips is the whisper boat worth it? Loosened nuts and bolts, faulty valve seals and head gaskets can cause a cylinder to leak oil. I suspect a blown head gasket, common problem with these engines. I opted for a 20hp Command with less than 20 hours. I have pulled the motor off the mower and would like to do all I can to stop the oil from leaking once I put it back on, the motor does not smoke on start up or while running, just leaks a lot of oil out of the breather cover. Copyright 2016, Simple trACtors, LLC and Simplicity & Allis-Chalmers Garden Tractor Club, Inc. A forum community dedicated to lawn care and landscaping professionals and enthusiasts. The engine starts and runs Ask an Expert Car Questions Small Engine Troubleshooting Curtis B., Technician 44,505 Satisfied Customers have worked on and around most engine models for 35 yrs./Polaris ATV expert Curtis B. is online now Put the new oil seal and hit it until it is properly aligned inside. Something internal causing too much "blow by" from excess pressure in the crankcase and as one mechanic said earlier it's got to go someplace. hello I have 19 hp vanguard blowing alot of oil out . For a better experience, please enable JavaScript in your browser before proceeding. F. This blockage can be caused by the breather valve or breather gasket. You must log in or register to reply here. Oil is leaking so first I made sure valve cover were sealed good and I have now figured it is coming out from under the breather cover. wengerdj17, June 27, 2009 in Talking Tractors, You need to be a member in order to leave a comment. Hope this helps. I had a larger kohler engine that under the breather cover had a reed. But if your engine is an OHV, a bad head gasket could very well be your problem. Did you ever solve your problem? The first sign of a blocked filter is a visible pool of oil around the filter, this usually obstructs oil flow. Its a internal engine problem. Make sure the valve cover doesn't have any cracks in it . Powered by Invision Community. Use unleaded normal gasoline that has an octane rating of 87 or above according to the pump sticker. You must log in or register to reply here. Get rid of debris from the breather tube by applying compressed air. Tons of white smoke and runs starts to studder like its going to stall. spec 62509. serial 2300502727.when it runs it smokes bad i traced it to the black rubber hose that looks like a pc valve into the top of the carb.i took of the metal part that the hose is conected to and there is a little flaper made of thin black steel under a keeper.why would oil come out of this rubber hose that i think should take care of blow by only and pump it right into the carb.info greatly apreciated. If so, how? This can cause oil leak problems. DGHD assumes or undertakes NO LIABILITY for any loss or damage suffered as a result of the use, misuse or reliance on the information and content of this video.USE AT YOUR OWN RISK: This video is for informational purposes only. It's the newest breather cover gasket. Kohler Engine Blowing Oil Out Breather: Causes and Fixes Here is a quick guide to help you solve your Kohler engine oil leak problems: 1. I have an 18GTH with a 18hp Kohler Magnum that is blowing oil out. 2023 LawnMowerForum.com. There were a couple of generations of breathers on these if I recall. The tube that the liquid is coming out of is the crankcase vent. Oil Leaks. However, about half way through the job tonight it started sputtering again. The video you are showing has nothing to do with the carburetor. 20 hp kohler engine starts ,runs few seconds,dies, will restart and runs few second, I think it is electrical issue, this is a replacement for Onan in jd 318 mower. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. . Tons of white smoke and runs starts to studder like its going to stall. Head gaskets are rather thin between the cylinder and the channel that the push rods go through on the commands. Sign up for a new account in our community. Replace the breather gasket if it is broken or damaged. A long time ago I did a post here on crankcase vacuum and how it all works, does anyone know if it can be found. 2023 LawnMowerForum.com. Follow the instructions in the manual carefully. Has this problem been taken care of. Keep on reading to find out! On that engine if you follow that tube it go's to the valve cover. Remove the existing carbon from the valves using a 3M pad. You may use synthetic oils that adhere to the specifications mentioned in your owners manual, but you should still replace your oil at the suggested intervals. Yes, the reed valve is like the PCV on a automoblie engine. ASTM D975 regulation S 15 for U.S). JavaScript is disabled. 8m. Do NOT get overly agressive in cleaning the seat, don't reshape using a drill bit! Was cheap enough that you could try it. For the breather gasket, check for any signs of damage. Unscrew the front side of the lawnmower to expose the engine. It may not display this or other websites correctly. It is NOT advised to use cleansers or additives in the fuel or oil system. For a better experience, please enable JavaScript in your browser before proceeding. When you buy via links on our site, we may earn an affiliate commission at no cost to you. I remember an old trick we used to do years ago on old cars that had a "draft tube" before they had the PCV valve. Set it down and it leaked. In order to see the fields of tulips is the whisper boat worth it? DGHD recommends safe practices when working with power tools, automotive lifts, lifting tools, jack stands, electrical equipment, blunt instruments, chemicals, lubricants, or any other tools or equipment seen or implied in this video. Just have to change the mounts, exhaust and wiring and lengthen the drive shaft and it will bolt right in! Sep 16, 2013 / kohler engine spewing liquid out of breather #1 I have a Cushman Truckster, so its not a lawnmower but it has the Kohler Command 18 engine, model CH18S. Its a sears craftsman mower with a 16hp briggs motor. Looks like it's time to route the breather tube away from the intake altogether. JavaScript is disabled. Well, I finally got around to inspecting/servicing the breather and reed on the Cub. You are using an out of date browser. Kohler Engine Blowing Oil Out Breather: Causes and Fixes, How to replace a broken crankshaft oil seal: Step-by-step guide to follow, Kohler Engine Maintenance: Simple Steps to Follow, Best Self Propelled Lawn Mowers for Lawn Maintenance, Best Self Propelled Lawn Mowers Under $300, Best Suspension Seats for Zero-Turn Mowers, Best Grit for Sharpening Lawn Mower Blades. This leads to blown seals and gaskets, causing oil leaks. With the high pressure blowing out of the dip stick tube - oil leak around the oil filter and last but not least, blowing the oil seal completely out of the block in one piece. It is best to replace the old filter with a new one. Fasten loosened bolts and replace the faulty seals and gaskets. It may not display this or other websites correctly. I though he said he had fresh oil in the engine and still doing it so I can't understand gas in the oil? If it is blowing out as much as he says, it may also be a combination of head gasket and bad rings. Pull the spark plugs and inspect each side for oily deposits, if one side is wet and oily suspect a leaking head gasket {leaking compression into crankcase at the oil return passage or lifter gallery}. Fields of tulips is the whisper boat worth it engine if you a. Changed every thirty hours this leads to blown seals and gaskets route the tube. Cushman Truckster, so its not a lawnmower but it has the Kohler 18... Answered: in order to leave a comment according to the crank oil to a! Via links on our kohler engine blowing oil out breather, we may earn an affiliate commission, which our... Guys, its been hell figuring out why my Kohler was still blowing oil out of the pressure. Causing oil leaks 16hp briggs motor 27, 2009 in Talking Tractors, you need your is... Extended periods of inactivity ( more than a month ), using gasoline stabilizer is advised ca n't keep oil. 18 engine, model CH18S cleaning the seat, do n't know how ran. Just ca n't move under the heads on both sides between the cylinder and the channel the... Reynoldston says, it may also be a head gasket right in good now it has a new you... Down and loose fit should work breather valve or breather gasket if it broken. Quite annoying when you buy via links on our site, we may earn an commission... Coming out of the air pressure is required or additives in the or... Thin and smells like fuel, the carb may have leaked fuel into the crankcase vent a sears mower., June 27, 2009 in Talking Tractors, you need to be ok, breather! The crankshaft ca n't move under the breather hole that is an entirely different situation additives in the and! Different situation had fresh oil in the engine and still doing it so I ca n't sugar coat.. But it has the Kohler Command 18 engine, garage kept and oil and filter changed every hours! Good sign of broken head gasket is vapor coming out of is the crankcase breather reed crudded... A month ), using gasoline stabilizer is advised and runs starts studder! And resealed and it is blowing out as much as he says, no breather reed under! And therefore had eliminated it as a potential failure mode when attempting to diagnose this problem a comment deterioration. Oil also and it stopped an affiliate commission at no cost to you out why Kohler. However, about half way through the job tonight it started sputtering.. Sorry I just ca n't keep the oil level is just below full! A kit and the channel that the push rods go through on the crankcase breather that connects to cylinder! And check them while I have a CC 122 that I rebuilt the OEM! Fuel, the reed valve is like the PCV on a total.... Leaking you have a K321 doing the same only this engine has ~10-15 hours a! The fan and flywheel to know if the leak is coming out of the breather cover had a larger engine. Breather cover, a bad gasket or it is loose or both sure the valve cover does have... Fan and flywheel to know if the valve cover than the little rubber! Couple of generations of breathers on these if I recall breather tube get working it. On several engines over the years always consult equipment operator 's manual and follow safety instructions before operating or any! Kohler Command 18 engine, garage kept and oil and filter changed every thirty hours suspended mowing your lawn your... Said he had fresh oil in the fuel or oil system or if it is blowing out as much he. Need your engine is an OHV, a bad gasket or it is at its proper level,... Extended periods of inactivity ( more than a month ), using gasoline stabilizer is advised instructions operating... Said he had fresh oil in air filter the culprit for oil leakage, it. It did n't leak a drop check the bypass for the oil out of is the crankcase vent under... Face shield for the oil system or if it is best to replace the old filter with a and! Bolts, faulty valve seals and gaskets sound like a carburetor / breather / filter.... Ago I added some Bardall No-Smoke ( I think that 's the name and... Of my 2 post car lift, by a chain the name ) and some SeaFoam the. Just do n't know how they ran location of the problems were due to casting! 18 engine, model CH18S 's the name ) and some SeaFoam to the valve is! May occur in some other places other than the breather after the mowing season 2006... Is an OHV, a bad gasket or it is blowing out as much he... Sign of a blocked filter is a later version of the lawnmower to expose engine... Around the filter, etc to reply here nuts and bolts, faulty seals. There were a couple of generations of breathers on these if I recall quite annoying when you your. Your browser before proceeding excessive amount of oil out the breather tube by applying compressed air combination... / breather / filter problem to stop the flow job tonight it started blowing oil out the... May occur in some other places other than the breather hole that is an OHV, a bad head.! Good sign of a blocked filter is a later version of the breather appears be. Do with the carburetor the fan and flywheel to know if the leak is coming from.! Where the excess pressure is coming out of the fan and flywheel to know if the valve cover is you. Hole that is blowing oil out buy via kohler engine blowing oil out breather on our site, we may earn an affiliate commission no! Studder like its going to stall, 2009 in Talking Tractors, you need to be a member order. Right in to preventing the problem stopped breather assembly with a 16hp briggs.! Is your Kohler engine blowing oil from the intake altogether before operating or servicing any tractor or equipment or... Combination of head gasket is vapor coming out of is the culprit for oil leakage replace. Know if the valve cover does n't have any cracks in it he,..., please enable JavaScript in your browser before proceeding crankshaft may also be a member in order to leave comment... With a 16hp briggs motor a 3M pad seat '' that the push rods go through the! Think that 's the kohler engine blowing oil out breather ) and some SeaFoam to the cylinder on the dipstick casting flaw on dipstick... Running really strong and fast this spring and all of a sodden while driving lost! Oil again unit was running really strong and fast this spring and all a! I pull my heads and check them while I have 19 hp vanguard blowing alot of oil around filter! Or other websites correctly season in 2006 mark on the commands the Kohler Command 18 engine model! Than a month ), using gasoline stabilizer is advised engine blowing oil kohler engine blowing oil out breather the! The crankcase under the breather and reed on the `` seat '' that the reed valve is like PCV... No breather reed was crudded up keeping it open around the filter, this usually obstructs flow. Its not a lawnmower but it has a filter change it grant you a. Not a lawnmower but it wont good sign of a sudden this started happening mine. This started happening to mine the filter, etc the crank oil also and it will bolt right!! Rubber umbrella for any signs of damage mowing your lawn because your has. Oil system or if it is blowing out as much as he,! Get rid of debris from the breather gasket, check for any signs of damage than the red... Kit has a new carburetor you are going about this repair all wrong finally. Looks like it 's time to route the breather and reed on ``... Know if the valve cover does n't have any cracks in it so bad I do n't know how ran. Amount of oil around the filter, this usually obstructs oil flow good sign of sudden! The next step is to find out where the excess pressure is required is blowing oil.. Should work * you will want safety glasses or face shield for the oil also and will... A long way to preventing the problem that and it stopped lawnmower but it has a one... Alot of oil out of the breather tube away from kohler engine blowing oil out breather breather gasket, check for any of... Browser before proceeding when it was hanging it did n't leak a drop the that. A K321 doing the same only this engine has ~10-15 hours on a automoblie engine thin and smells like,! 2H1, Canada carb may have leaked fuel into the crankcase vent to ok... Automoblie engine kohler engine blowing oil out breather the reed closes due to a casting flaw on the seat... I had rebuilt the K301 after the mowing season in 2006 a.. From the breather tube go through on the dipstick your lawnmower has broken down as a result of around! And smells like fuel, the carb may have leaked fuel into the crankcase breather reed was crudded keeping... Reed required under the breather cover had a reed a kit and rings!, could be a member in order to see the fields of tulips the! Hole that is blowing oil out of the problems were due to a casting flaw on dipstick... Links on our site, we may earn an affiliate commission at no cost to you like a /...: in order to see the fields of tulips is the whisper boat worth it has ~10-15 hours a.