Kohler engine surging at idle

I need to stop the surging of this Kohler Courage engine. The carburetor has a NON-adjustable jet so that won't work. But there is a Low Idle Adjustment Needle …

Kohler engine surging at idle. Jun 6, 2018 / my TORO has started "surging / hunting" when idling. #2. Surging is always caused by a weak air:fuel ratio. This can be due to a lack of fuel ( blockage ) or excess air ( leak at manifold ). Actually cleaning / replacing the air filter usually makes surging worse. You can start at either the carb or the fuel tank and check for ...

It is possible that a lawnmower is idling erratically because of the accumulation of fuel varnish or carbon deposits. Under this circumstance, you want to clean the valve. Cleaning the dirty valve requires a deep cleaner for effective cleaning. You can use an engine top cleaner or aerosol throttle cleaner for it.

Engines ; Kohler k181 8hp Surging Sometimes Sign in to follow this . Followers 3. Kohler k181 8hp Surging Sometimes. By 71_Bronco, June 16, 2019 in Engines. ... With the load off the engine, it would surge. Once I turned back onto the grass and put the load back onto the engine, it smoothed out.Kohler 7000 series surging. ... I have a KT725 engine on this 2014 Z-Force ZTR. About 2 years ago I ran out of fuel while mowing. ... No longer needs choke to not stall while engaging the blades... idles and runs smoothly at high idle w/no load. I hypothesize this was leaking on the carb to intake manifold gasket. Upper red circle on my earlier ...Hope this video helps with the surging or not correct running of a kohler engine, I do not recommend these enginesMar 11, 2012. Threads. 55. Messages. 14,765. May 26, 2013 / LT155 CV15S Surging (I know it's common) #3. If you can get it to run fine a idle, I suspect that your problem is with the high speed circuit in the carb. My suggestion is to have the carb ultrasonically cleaned and install a carb rebuild kit.Craftsman snowblower model 31AS6BEE793. I purchased this last year and it ran perfect all winter. This winter, it has developed a surging problem while at full throttle. So I tore apart the carb, let it soak in some solvent, sprayed out the Jets, etc and reassembled it. The surging problem still exists. While in full choke, or one click less ...1987 - 1996 F150 & Larger F-Series Trucks - Surging Idle - I have a '93 F150 w/ 5.0 automatic. When I come to a stop, the truck idles up & down for a minute or so before it smoothes out. It seems to be worse if I come to a quick stop. ... Note: The engine RPM might be erratic during the idle re-learn because the computer is trying to find the ...How to repair an engine carburetor that surges, hunts, pulses or waffles. In this video, we'll show you how to fix a surging engine on a lawn mower, pressur...is there a way in can adjust the idle speed on my kohler 7000 series engine. This engine does not have a choke. Thanks . Boobala Lawn Pro. Joined Feb 15, 2015 Threads 200 Messages 7,000. May 1, 2018 / idle adjustment #2

01 - Kohler Small Engine Spark Plug. Inspect the spark plug for signs of wear or damage. If the porcelain insulator is cracked, an electrode is burned away or damaged, or there is heavy carbon buildup at the electrode, replace the spark plug. To determine if the spark plug is defective, use a spark plug tester.First I'll give a run down, I have a an older model miller trailblazer 301g with only 801 hrs on the clock currently. The current problem, I was using the machine just the other day, about an hour and a half into working the machine started making a tapping sound at low idle. Thankfully I heard it and ran over to the machine to see what was ...Hi just trying to get info on my L130 48 inch deck w/ Kohler Command engine. The problem is the engine surging. The problem has steadily been getting worse (it starts surging almost immediately now, where before it wouldn't start surging unless it was running for a while.)-new fuel filter (can see fuel leaving to fuel pump)-new air filterThe number one cause for high idle is an imbalance in air pressure. An engine that is idling too high may be caused by a faulty idle air control motor valve that has completely fai...(RTTNews) - Poland's consumer price inflation accelerated notably in February, largely led by higher costs for food, utilities and transportation,... (RTTNews) - Poland's consumer ...Does your engine have an anti-icing kit installed. Having grown up in northern Iowa we found icing up in the carb to be a big problem. This can happen in temps as warm as 35-40 degrees. The air is super cooled as it goes through the carb. The crankcase on the kohler engine is attached to the air cleaner system as well.Read Kohler V-Twin Oil Leak (5 Quick Ways To Fix) 5. Oil Leaks. Problem: Oil leaks are not uncommon with Kohler Courage 20 engines. Solution: Oil leaks can be messy and, if left unchecked, can lead to engine damage. To address oil leaks: Inspect gaskets and seals. Carefully examine the engine for any visible oil leaks.Kohler Command pro 15hp that wont idle smoothly. Watch as I show you how to remove and fully clean the carburetor as well and reinstall and tune it.Please su...

Apr 29, 2020 · Hello everyone. I currently have a BadBoy with a 724cc Kohler. It's 4 years old and has about 375 hrs on it. Change the oil and clean air filter as recommended. Recently after running 30 - 45 minutes, the motor starts surging. RPM's go from 2700 to 3500. It will last about 10 - 15 seconds, then go back to normal. Might do it again in 5 - 10 ... Onan P218G idle surge and loping. Jump to Latest Follow ... The engine starts right up and runs fine for the most part with the exception of the surging idle. I can pull the choke lever out a little to reduce and practically eliminate the surging. ... '69 JD 140 H3, '75 JD 300, '79 JD 317 Kohler KT17QS II, '83 JD 420, late '80's JD ...Stop your Honda engine, Briggs and Stratton engine, Kawasaki, Kohler and any other 4 stroke governed engine from surging. Lawn mowers and pressure washers, g...This video covers the complete repair of a surging Kohler engine. Honda engines are usually pretty easy to work on, but in truth, removing the carb is a bit of a pain. Avoid removing it unless you’re left with no choice. Luckily, the Honda carb employs an idle jet, which is accessible without removing the carburetor.9 Drive Throttle Response Controller,Smart Electronic Racing Pedal Accelerator Compatible with Toyota Tacoma FJ Cruiser 4Runner 2003-2009 (4th Gen Only) Base,Limited,Limited V8,SR5 V8,Sport V8 (821) $48.99. Beck/Arnley Valve Cover Gasket Set - 036-1536. $36.88. Vibrant Performance 1792 Bottle Style Resonator.

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Cub Cadet XT1 - Kohler 725 surging. I'm new to this forum, so hoping to pick the brains of the experts. I have a Cub Cadet XT1 LT46 I bought in 2016 with a Kohler 725 engine in it. Last Fall it started surging when I started it. I added Fuel Mechanic to it and it seemed to smooth it out. When I put away for winter, I changed oil, drained tank ...1. Add Kohler PRO Series fuel treatment or equivalent to fuel tank. Run engine 2-3 minutes to get stabilized fuel into fuel system (failures due to untreated fuel are not warrantable). 2. Change oil while engine is still warm from operation. Remove spark plug(s) and pour about 1 oz. of engine oil into cylinder(s). Replace spark plug(s) andBobcat 250NT low idle. 03-23-2013, 06:07 PM. Hello. I purchased a Miller Bobcat 250NT with the Kohler engine, new about five years ago. After putting about six hours on the unit I put it into short-term storage and forgot about it for nearly five years. I pulled it out of storage and obviously the fuel had gone bad.2. Sep 4, 2020 / Kohler Courage 20hp idling/revving issue. #3. bertsmobile1 said: The governor inside the engine has left the room. Don't keep playing with it as the broken bits inside the engine can do even more damage. If it is a bicket engine then drop the belts then pull the top closure plate off & replace the governor.

V12-Engine. Mike_Sappington (Mike Sappington) May 25, 2001, 1:40pm 1. Hi. I just rebuilt my distributor (seized vacuum advance), new plugs and reset. the timing. I am now experiencing idle surging. When the car is cold, she starts right up and idles around 1000 rpm ( a. little high).Kohler CH750 speed hunting, backfire carb, runs backwards. Hello, CH750 0026 spec. Installed new carb, test ran great for 45 minutes. Engine started surging. Could see the governor lever working. Smoothed out with choking the engine at 1/2 throttle. Will not run full rpm, only partial rpms and only on choke. Checked for intake leaks, none found.It is a plastic carb. as shown in this link. Disassembly, Cleaning and Repair of Briggs and Stratton/Toro/Lawn-Boy 2-Cycle Plastic Carburetor. It does not have an idle circuit as it runs only at full bore. After cleaning and putting it together I was able to get it to start but it is now surging.I have a Ariens riding lawn tractor. Model 93603800/A19K4Z 42in. Hydro tractor. The engine surges at idle out of gear. I also need to find a place to get parts for kohler 19 hp. Model SV590S My phone … read moreWhile I always recommend making time for relaxation, there’s one facet to having time on your hands that I While I always recommend making time for relaxation, there’s one facet to...To access the idle jet, may need to remove the idle adjuster screw. Remove the jet, no need to remove carb (screw or pressed fit) Using fine wire clean the jet (I use wire brush strand and carb cleaner) Clean the idle jet passage. Refit jet and test. Not all carburetors have an idle jet; if yours doesn’t, go ahead and clean the carburetor ...High Altitude Operation. If this engine is operated at an altitude of 4000 ft. (1219 meters) or above, a high altitude carburetor kit is required. To obtain high altitude carburetor kit information or to fi nd a Kohler authorized dealer, visit KohlerEngines.com or call 1-800-544-2444 (U.S. and Canada).Reason #2: Clogged Vent of a Fuel Cap. The gasoline filler cap on most lawnmowers has a small vent that keeps the fuel at the right pressure and vacuum. Lawn mower engine surging can come from the wrong back pressure, which could force fuel into or away from the carburetor. Find the little hole on the cap that you use to fill the mower's gas ...

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Here is the procedure if you need it; With the throttle control at idle or stop position (not running) push the governor arm to where the carb. throttle shaft is at wide open position. Pay attention to which way the governor shaft the arm is attached to rotates. Now loosen the arm retaining screw and while holding wide open grab the end of the ...Re: lincoln ranger 8 low idle surge problem. What engine? If Kohler most likely fuel pump issue. Kohler engines are known to have fuel pump problems that drive owners mad and have also caused damage to the engine itself. I have changed at least 2 fuel pumps on my kohler engine powered ranger 8 in the past. Reply. Quick Navigation Lincoln Top.Loweta, the reason I ask questions is to gain knowledge on what could be wrong, the symptoms that you have explained is that of a plugged carburetor either carburetor jet or air circuit the carburetor will need to be taken a part and cleaned, the problem can happen from a number of reasons it could have had a spec of dirt in the fuel or just could have had some moisture in the fuel also gas ...3,135. 1,452 posts. Joined: August 11, 2014. Location: Thorn Hill, TN. #1. Posted May 7, 2016. I just got done mowing and when I parked my 1988 520-HC with the 20hp Onan I noticed the engine was surging at idle between 1500 to 1700 rpm and the vacuum gauge fluctuated between 4 to 13hg. At full throttle it seemed to straighten out and run smoothly.Firstly, check to see that the carburetor is securely attached to the engine. Secondly, with a running engine, spray engine starter onto the gaskets and listen for a change in the surging. The engine starter spray will immediately have an effect, replacing the air being sucked in with a combustible substance.I have a Ariens riding lawn tractor. Model 93603800/A19K4Z 42in. Hydro tractor. The engine surges at idle out of gear. I also need to find a place to get parts for kohler 19 hp. Model SV590S My phone … read morelocation of the nearest Kohler Co. authorized service location, you should contact Kohler Co. at 1-800-544-2444 or access our website at www. kohlerengines.com. LIMITED 3 YEAR KOHLER® DIESEL ENGINE WARRANTY Kohler Co. warrants to the original retail consumer that each new KOHLER Diesel engine sold by Kohler Co. will be free from manufacturingHelp needed with surging Kohler Command V-twin. The 22.5 Kohler Command V-Twin on a Craftsman GT 22.5 tractor has started to surge at mid-rpms. The engine is nearly new, only 20 or so hours on it. When parked last fall, it ran perfectly. Upon startup this spring, it surged at low idle and backfired at the same time.

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Learn my quick tip on how to fix a surging generator. this is not 100% going to work all the time but it dont take much time to check if this quick tips stop...Scag tiger cub surging motor. Hey guys, goofed today while mowing and ran the tiger cub out of gas. Only had to walk half a mile to get a gas can. After refueling it's running very rough. At high idle the motor is surging and it just stalls at low idle. At high idle it calms down when I engage the deck and put a little load on the motor.24,705. Nov 11, 2019 / Kohler CH740 power issues. #5. Before you go ripping the engine out test the governor. Start by resetting it then go for a test mow. If it is no better then put a length of string / wire on the governor arm so you can manually over ride it to give the engine more throttle when it is under load.Inspect the vent on your gas tank’s cap and clean it if it’s dirty. Drain the gas tank, clean the gas bowl, and add a fresh batch of fuel. Or you can inject fuel cleaner to clean the fuel line. After changing the fuel or injecting fuel cleaner run the lawn mower as usual. Caution: Make sure the fuel is below the maximum gauge level.1. Location. midlothian, virginia. Tractor. 2005 John Deere L130. Engine surges unless choke is almost fully on. Seems to run a little better under load..maybe. Changed fuel filter and pulled carb bowl and cleaned it. Jet from bowl to carb is clear.Before you hook the fuel line back on let ba bit Appx.4 oz. Run into a glass, hook line tothe carb, Start engine, let ideal fine adjust air jet, {THAT is the one on the side of carb.} Open throttle wide open , Then adjust fuel mixture, {THAT is the one that is on top of carb.}This is a late 90's model Scott's lawn tractor with a Kohler engine. After sitting a few years, it would start and run, but needed a little TLC to resolve th...Outdoor Gasoline and Electric Powered Equipment and Small Engines - surging on my 23 hp Kohler - I have a craftsman tractor with 23 hp Kohler ovc engine. I bought it new about 7 years ago. It has about 250 hours on it. The engine just started surging recently. It is a CV675S spec 75544 engine, serial 3207306511. ….

Use a 1/16" drill bit to drill a hole in the top center of the small freeze plug on top. Then use a pick or small diameter tool to insert through the hole in order to pry the freeze plug off. Underneath you'll see the hidden screw. With the engine running, turn the screw counter clockwise until the surging clears up.My Sears Craftsman riding lawn mower Model #917.271080, probably 10 years old. It has a kohler engine Model #CV16S, type # XXXXX The engine is surging under non-load conditions with the governor lever … read more1. Location. midlothian, virginia. Tractor. 2005 John Deere L130. Engine surges unless choke is almost fully on. Seems to run a little better under load..maybe. Changed fuel filter and pulled carb bowl and cleaned it. Jet from bowl to carb is clear.6,973. Aug 28, 2014 / Kohler engine surging. #4. 93 octane does not mean clean gas. Also the outside of the carb and governor gets missed. You need to clean everything inside and out with carb cleaner and compressed air if you have it. Tiny holes get dirt i them in the carb.3. Aug 17, 2018 / Husvarna - Surging and backfiring. #1. Husqvarna - RZ5424 with 24 hp Briggs and Straton Endurance engine. Symptom - mower will operate fine for about 15 minutes where it will gradually begin to surge. Tall grass will cause the issue to happen much sooner. Engine will surge to the point of backfiring and eventually die.2005 300DA, Garmin 740s w/Vision Charts and GMR18HD RADAR. Engines. 5.0MPI w/BIIs, Kohler 5E Generator. I feel your pain. I fought with a surging 5E for 2 years. Replaced everything I could replace on my own (spin on filter, in line filter, fuel pump, solenoid, carb cleaner, mixed in some seafoam) to no avail.Have Scotts 1642h Lawn Tractor with Kohler CV16S-43526 Engine. Do not know history of this Tractor so do not know when this started. The engine is Surging - Have Changed Air Filter, Fuel Filter and Ne … read more4. Dec 18, 2021 / Kohler ECV749 (EFI 29HP) Surging at mid to high throttle when idling. #5. ILENGINE said: Doing a TPS relearn may not be a bad idea to see if that improves the idle. It is very possible that the TPS is getting worn sending erratic signals to the ECU. May require a TPS replacement in the future.28. Messages. 6,973. Aug 27, 2014 / LT 1000 ENGINE SURGING. #2. jackcu said: I recently bought a used craftsman LT1000 riding mower with a B&S 17.5 horsepower engine. I cleaned carb,replaced the two o rings and the gasket to the intake. It surges when running and I have tried to adjust the air/fuel screw with no change in engine.If the engine dies for these reasons, adding new oil is the solution. Choose a compatible oil for the Kohler engine first. Drain old oil and add sufficient and fresh oil to well-lubricate the engine. After that, restart the engine and notice it the problem is solved. Caution: Do not smoke while changing the oil. Kohler engine surging at idle, The engine will bog down and sputter then surge back to speed and when it does this i sometimes notice a smell of gas. Disengaging the deck will make it run smoother but not as it should at anything above an idle. ... with a Kohler KT735 engine (with the smart choke). Spec is PS-KT735-3051., Lean on the idle circuit causes a surge because the engine without enough fuel on the idle side will start the slow and as it slows it tries to open the throttle which in turn then opens the high speed jet and the engine speed picks back up, and then starts to slow back down and is running lean on the idle circuit and the cycle repeats., A constantly surging engine is a real pain, but luckily, it's usually an easy fix. I'm a mechanic, and surging is one of the most common complaint types. Not to worry, ten minutes from now, you'll know how to fix it. A blocked carburetor idle jet is the most common cause of a surging snowblower at idle., 45 posts · Joined 2007. #1 · Jan 25, 2008. It's been pretty cold up here in the northeast for the past month or so, temps around the 30 degree mark, and when I started up my car the other day to warm it up, after a few mins after I came back the engine was surging. The RPM's went from like 1k-2k. I shut off the car and checked under the hood ..., Any change in the engine running will indicate a fuel leak. Badly worn valve can also create a similar problem at low speed but vanishes at higher speeds. M. ... Messages 8. May 29, 2017 / Kawasaki H 721V surging at idle #3 bertsmobile1 said: Surging is usually lack of fuel. Surging at low idle is usually a blocked idle circuit in the carb., I've been rebuilding a JD 314 powered with a rebored Kohler K321 in my spare time for the past year. I've got everything back together and wired up and lucky for me - she runs again! When I get it fired up at low idle all is well and it idles around 2000 RPM. The problem that I'm having is that as soon as I increase the throttle so that it is ..., Apr 4, 2012 · Kohler engine surging. I took out dad's Gravely from winter storage, sharpened the blade and started cutting grass. It was running smooth, then about 5 minutes in, the rpm started surging. It idles just fine. It surges anywhere above idle. If I hold the throttle on the carb, the engine smooths out and just hums. , Firstly, check to see that the carburetor is securely attached to the engine. Secondly, with a running engine, spray engine starter onto the gaskets and listen for a change in the surging. The engine starter spray will immediately have an effect, replacing the air being sucked in with a combustible substance., View and Download Kohler Courage SH265 service manual online. 3000 Series. Courage SH265 engine pdf manual download. ... Page 22 Fuel System Troubleshooting-Carburetor Related Causes Condition Possible Cause Conclusion Engine starts hard, runs rough, or Low idle fuel mixture (some models)/ Adjust idle speed screw or clean stalls at idle speed ..., Hi. My Ryobi mower (Kohler Courage 19 hp) runs really rough and sputters/backfires hard under load. First season doing this. Cleaned the carb 2x, new air filter, plug, and the gas is new. ... Now the engine also runs rough/sputters/surges under all throttle settings. I get a little oil in the exhaust at startup (been that way for a couple ..., Kohler 17.5 HP Engine Carburetor Choke & Throttle Linkage Configuration on a John Deere Lawn Tractor. The same configuration will apply to other models of th..., A great way to help avoid these problems would be to perform an annual tune-up using a Briggs & Stratton Engine Maintenance Kit. Engine hunting and surging at idle is usually caused by a fuel delivery, air leak, or governor system problem. Cleaning/overhauling the carburettor, adjustment of the governor, and/or changing the air filer may be ..., 9,976. Apr 11, 2023 / Cub Cadet ZT1 engine surging problem (FR691V motor) #2. I am leaning toward a bad talk back diode inside of one of the ignition modules. try disconnecting the kill wires and keep in mide that they key won't shut the engine off other than maybe the fuel solenoid preventing fuel flow into the carb., I have a Husqvarna YTH20K46 with Kohler 7006, 20HP engine. How do I stop the surging? Menu. Home. ... The engine when not under load runs on the idle circuit of the carb, but if that system is partially or fully clogged, the engine can't get enough fuel to run at that rpm, the rpm's start dropping and the governor spring opens the throttle ..., 423 subscribers. Subscribed. 11. 2.4K views 10 months ago. Are you having to add choke to keep your Cub Cadet running? Is the idle and off idle rpm surging? Well, you have a lean condition..., 9 Drive Throttle Response Controller,Smart Electronic Racing Pedal Accelerator Compatible with Toyota Tacoma FJ Cruiser 4Runner 2003-2009 (4th Gen Only) Base,Limited,Limited V8,SR5 V8,Sport V8 (821) $48.99. Beck/Arnley Valve Cover Gasket Set - 036-1536. $36.88. Vibrant Performance 1792 Bottle Style Resonator., Stop your Honda engine, Briggs and Stratton engine, Kawasaki, Kohler and any other 4 stroke governed engine from surging. Lawn mowers and pressure washers, g..., I have a Ariens riding lawn tractor. Model 93603800/A19K4Z 42in. Hydro tractor. The engine surges at idle out of gear. I also need to find a place to get parts for kohler 19 hp. Model SV590S My phone … read more, Hi just trying to get info on my L130 48 inch deck w/ Kohler Command engine. The problem is the engine surging. The problem has steadily been getting worse (it starts surging almost immediately now, where before it wouldn't start surging unless it was running for a while.)-new fuel filter (can see fuel leaving to fuel pump)-new air filter, Use a 1/16" drill bit to drill a hole in the top center of the small freeze plug on top. Then use a pick or small diameter tool to insert through the hole in order to pry the freeze plug off. Underneath you'll see the hidden screw. With the engine running, turn the screw counter clockwise until the surging clears up., Jun 19, 2011 / 25 HP Kolher Comman (Cub Cadet LT1050) Surging acting like out of gas. #6. Make sure your fuel filter is made for a tractor with a fuel pump. If the microns are to fine you will starve the tractor of fuel. I had this happen on one I had to watch the fuel filter for some time before it ran out of gas., Aug 15, 2005 · Kohler CV740 - Engine speed surges. My Super Z with 87 hrs has just started to have an engine speed that surges constantly when it is not under any type of load. The engine will not idle at the normal low speed as it did when new but it will idle at higher speeds as long as it can surge. I do not believe the governor sensitivity adjustment is ... , If your mower engine is a Honda or Kohler, the fix is simple. Honda and Kohler’s surging is commonly caused by a blocked idle jet see “Gas starvation” towards the end of the page. If you need more help, …, Aug 15, 2005 · Kohler CV740 - Engine speed surges. My Super Z with 87 hrs has just started to have an engine speed that surges constantly when it is not under any type of load. The engine will not idle at the normal low speed as it did when new but it will idle at higher speeds as long as it can surge. I do not believe the governor sensitivity adjustment is ... , but I will make that in a subsequent post about how Kohler. treats its "direct" customers. My 20RESA would idle rough and I found a few other folks who. posted about this issue. This was real bad in WINDY days. I looked and looked for a Service Bulletin and asked Kohler to no avail. A friend suggested I look into the natural gas fuel vents on ..., Location: USA. Outdoor Gasoline and Electric Powered Equipment and Small Engines - Kohler Courage SV591 surging and backfiring - It is on a cub cadet LTX1040. 19.0 HP Starts fine then surges and backfires. Removed carb and placed it in ultrasonic cleaneer through four cycles then blew it out with air., Remove the cap and check the gas tank for evidence of water (if you see the liquid separating or looking like two different colors). If there is water in your tank, siphon or drain it, then add new gas. After old gas in the line works its way through the mower's engine it should stop sputtering and run like new again., A great way to help avoid these problems would be to perform an annual tune-up using a Briggs & Stratton Engine Maintenance Kit. Engine hunting and surging at idle is usually caused by a fuel delivery, air leak, or governor system problem. Cleaning/overhauling the carburettor, adjustment of the governor, and/or changing the air filer may be ..., 2008 Cub Cadet LT 1045, Kohler 20 HP single cyl. Twin cam OVH. Absent any other engine problems, surging usually indicates clogged idle speed circuits in the carb. Set the throttle at any where from idle to moderate RPM and the lack of fue/air mixture coming through the idle circuit slows the RPM., Kohler 7000 series surging. ... I have a KT725 engine on this 2014 Z-Force ZTR. About 2 years ago I ran out of fuel while mowing. ... No longer needs choke to not stall while engaging the blades... idles and runs smoothly at high idle w/no load. I hypothesize this was leaking on the carb to intake manifold gasket. Upper red circle on my earlier ..., I have a Ariens riding lawn tractor. Model 93603800/A19K4Z 42in. Hydro tractor. The engine surges at idle out of gear. I also need to find a place to get parts for kohler 19 hp. Model SV590S My phone … read more, Does your engine sound like this? Listen to how this engine was running. I will show you how I got it running. What I tried, what worked & what did not work..., 1. Messages. 1. Jun 11, 2014 / Kohler courage 24 hp idle issue. #1. hello i have one issue with my kohler courage. she runs like a champ fast idle but when you slow it down to slow idle it seems like its surges and sounds like it wants to cut off but doesnt. changed spark plug and air filter. any suggestions. thank you.