Kawasaki engine surges at full throttle.

Kawasaki FX730V engines may leak oil around the camshaft bearing. This is caused by a poor seal between the cam and its bearing race. The problem is diagnosed by checking for oil leaks in the engine. If there are no leaks, the engine should be replaced because it will leak oil after some time. The problem can be corrected by installing a new ...Apr 26, 2018 · I have a Ex-mark with a Kawasaki FH580V 19 HP zero turn that was running rough for a long time. After spending weeks trying everything I could think of to ge... At high rpms, it starts surging and dosn't seem to reach full rpms. I have tried a number of things, but the problem seems to be getting worse, not better. 1) replaced the two fuel pumps. 2) replaced the on engine fuel filter. 3) replaced all on-engine fuel lines (under the cowling).Apr 30, 2012 · A no load surge is caused by the idle jet being clogged with dirt or debris. even at full throttle no load the engine runs on the idle circuit of the carb. when you engage the blades the extra load causes the governor to open the throttle which switches over to the main/high speed jet in the carb and it runs smooth. D. Locate the limiting mechanism by lifting up the cargo bay at the back, finding the black metal cover which is riveted over the governor (has the throttle rod going underneath it from the carburettor), drilling out the three rivets and removing the metal cover. Find the parts that resemble this:

Jun 5, 2022 ... In "Lawn Mower Detectives - High On Nitrogen", Taryl goes over a head scratcher that can cause your choke to stick on these Kawasaki engines ...6 posts · Joined 2008. #1 · Oct 16, 2008. Hello All, I have a mule 3010 4x4 and it recently started stalling out on me at idle and when in gear (just when you start to give it gas). Once I'm driving there seems to be no fuel delivery problems and the mule runs strong. I took it in for service, they adjusted the carb and the valves.

KZ700A1 Won't idle and SURGES on throttle! ... I'm guessing the engine side carb mounts have separated from the head or that you've developed some small cracks in the carb mounts. Since you're running CV carbs, also check for proper airbox operation. ... 1985 Kawasaki ZN700 Shaft, 4cyl 1989 Yamaha Venture Royale 2007 Yamaha Royal Star Venture ...My GX345 has had engine surging since it was new, this 20 minute easy fix took care of the problem. My GX345 has had engine surging since it was new, this 20 minute easy fix took care of the ...

Apr 9, 2022 · 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... Kawasaki engine surges at full throttle should require expert consultation. Therefore, it's essential for you to confirm the reason or reasons first to accomplish the project. ... Initiate the steps on how to fix the 17 HP Kawasaki engine surging with the details. Positive results at no expense should recover the original smoothness. Read More.2003 Kawasaki FH500V surging at full throttle and smoking. Jump to Latest ...The engine has been surging in my SCAG for over a year and after eliminating fuel filter fuel pump, and air system as the problem, I found what was really ca...

Oct 21, 2004 · F. fixer67. 3092 posts · Joined 2004. #2 · Oct 20, 2004. Try running without an air filter. These new engines of all makes are running so lean you can not running them without an air filter which makes it hard to do carb work on some of them. On some engines I have had to make a special filter set up to do carb work.

This mower runs a half throttle, but surges when trying to run full throttle. Web I Have An Lx277, Air Cooled, Kawasaki Fh500V, 494Cc, 17Hp Vtwin Ohv. Web engine surges.if you close the choke 90% it smooths out and keeps running.you can see the throttle close down to an idle,then governor opens the throttle.

2 posts · Joined 2023. #1 · Jan 14, 2023. 40hrs - 2017 Kawasaki Ultra LX 1500 non supercharged. Engine runs fine at light throttles and full throttle. At a certain part throttle range, it has instant power loss then back again, which can be several times a second until I gas on or reduce throttle. At times, more so after the first occurrence ...Watch the throttle surge up & down.If I hold the choke at 90% closed it smooths out.1 post · Joined 2017. #1 · Jul 14, 2017. I've had a rough idle with my mule for a couple weeks now. Runs well under load but dies, surges and idles horrible. I've cleaned the throttle body, ruled out bad gas, changed spark plugs, checked the fuel pump and filters. The only thing I've been able to determine is it's running very rich.N. W. Indiana. Tractor. Kioti CK3510SE HST, Ford 3400, Gizmow ZTR, Simplicity 7016H. Rdrcr said: I recently purchased a new Cub Cadet Pro Z 560 S KW and I’m trying to figure out what RPM or throttle amount I should be applying when I mow. The ZT is equipped with the 852cc Kawasaki FX850v engine.Apr 30, 2015 · Nov 29, 2014. Threads. 64. Messages. 24,705. Apr 30, 2015 / Engine runs rough and backfires under throttle. #2. Remove the fuel tank & clean it out. Most likely crud in the tank blocking off the fuel line.

Feb 19, 2018 · Feb 18, 2018 / 22hp V-twin STILL surging. Help! #2. that type of surge is normally associated with the idle circuit in the carb. Even though the engine runs at full throttle, you are still running on the idle circuit unless the engine is under load. those passages are normally in the area at or in front of the throttle butterfly if you are ... However, now that the Kawasaki FX921v engine has 8.7 hours on it, the carburetor is acting up. It's starting to surge. ... Full disclosure, I have no experience on this engine series. On an older series Kawasaki engine the surging problem was caused by a missing welch plug. Reactions: Walker56 and hort101.Apr 22, 2012 ... I have the same issue with my X300. It is worst at idle, but is somewhat present at full throttle. It usually gets better as it warms up. The ...matt167 Discussion starter. 4517 posts · Joined 2011. #1 · Jun 3, 2014. My LX188 has always had a light surge without a load at lower throttle positions, but it would often go away. It has started surging badly even at high speed that the hydro surges. It's no issue with the mower deck since it smooths right out, but I don't like it still..Throttle control on BBC engines. The methods for checking and adjusting RPM and Full Throttle position is the same on all the Kawasaki FJ180V engines. We are illustrating the procedures on the BBC engine for clarity. FJ180V KAI Engine Specifi cations used by Ybravo: "M22" used on 21" Zone Start - 3300 RPMKawasaki EFI technology combines Integrated Electronic Throttle Control and an advanced engine control unit (ECU) to continuously match engine power to cutting load and ground speed, helping to maintain maximum cutting performance through heavy turf, tall grass, hillsides, cold starts, and more. Get razor-sharp results with a Kawasaki EFI engine.2003 Kawasaki FH500V surging at full throttle and smoking. Jump to Latest ...

Jan 27, 2010 · Have an 06 3010 Trans. When driving at full throttle engine rpms cut dramatically, then after a few seconds surge back up to full throttle, it does this after running about 300 yards. I put it in the garage and go full throttle and it does not seems to pull the rpms all the way up.

The 'dogleg' in the linkage is to clear this lever. 2 - Adjust the throttle cable & clamp so the throttle lever on the backside of the control panel just hits the stop screw. 3 - After adjusting the Lo idle speed, loosen the 2 bolts holding the control panel in place and slide it to set the Hi speed & tighten it down.4 posts · Joined 2018. #1 · Jul 3, 2018. My 1984 JD 240 has a FC420V-DS00 Kawasaki engine that's surging. Its very pronounced at idle, but detectable even at full throttle. Then after running for 30-40 minutes when the engine really heats up, it begins to cut out until eventually the engine will die. If I hold the hood open to increase air ...The KLR comes pretty lean at just off-idle and mid-throttle. The 22 cent mod shims the needle with one or two #4 washers to richen up the mid-throttle. Done at the same time is removing the plug from the underside of the carburetor to expose the idle mixture screw. Seat it, then turn it out about 2 1/2 turns to richen the off-idle.Trimmer was working great, but then started to bogged at full throttle. I went through the possibilities and it turn out to be the fuel filter. Trimmer was working great, but then started to ...Jul 23, 2017 · Recently, it started surging and stalling after running for about 30 minutes, whether under load (blades) or not. The automatic choke seems to be the cause as I can see it opening and closing when this happens. I read a few posts on various forums about this issue and have done the following: New spark plugs. new air filter. new fuel filter. New Member. Sep 17, 2015. #1. 1991 G2A boggs down and surges at half to full throttle. Fuel pump pumps gas [have had 2 different ones on] cleaned carb. [have had 2 different ones on] new spark plug and air filter. Runs fine up to half throttle or so then no more power.My Hustler super z 72 in cut with kawasaki engine surges then stalls after getting warm. Will run fine for a half hour or so. I can sometimes keep it running by pulling the choke out. i am certain it is a fuel delivery problem. My local small engine mechanic changed the fuel pump and solenoid, and cleaned the carb.14,778. Apr 23, 2021 / Mower runs at low RPM at full throttle. #7. Could be that the throttle cable is not adjusted properly. Try this, move throttle control to full speed, and then loosen the screw holding the cable in place. With the cable loose push it forward as far as possible and then tighten the screw.The most common reason that an ATV engine stalls when you accelerate are the blockage caused by the restricted flow of gasoline or airflow in the engine. And, this is because of a dirty carburetor or air filter. This might happen when the ATV is used for some time without maintenance. Besides, fixing the issues is straightforward.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.

surge/hunting occurs only at wide open throttle, but will not occur every time you go there? When it does happen, I will back out of full throttle SLIGHTLY and the engine runs fine again. Problem happens with no load or load. Watching the inputs on Diagnozer, throttle & accelerator % holds steady.

Jun 19, 2019 ... Cub Cadet ZT2 54" deck. 5 hours on engine.

Stalls going to full throttle and surges at low throttle. Engine is an 18HP twin Briggs, it was running fine other than a few intermittent electrical issues. Here's what I did. It was about 50 degrees in the garage (15 outside) when I started it last night. It started right up at about 1/3 throttle and full choke.Have a JD X540 w/Kawasaki FD731V engine. Engine idles but when warm at full power it surges and cuts out - can partially control surge with choke. Have had carb ultrasonically cleaned - didn't help. H … read moreKawasaki FD750D Surging/Fuel problems. Hello everyone, new member here. I have an old scag turf tiger that had a carb on it and when it came time for a new motor I bought the fuel injected version of the same engine and retro fitted it. which was as simple as a new wiring harness, Now I cant get it to run right and my mech seems to be simply ...scagman52 said: Try adjusting the valves. This may help too. Before you tear it off you might try hot soaking it in a heavy solution of sea foam (1 can in 1 gallon of gas). I did this by just emptying one tank and running it through the system for 10 minutes and letting it sit overnight.Hi Guys, I have a 61" Scag Turf Tiger that has the 27hp Kawasaki Engine (FD750D). The engine has a surge where the RPM will go up and down at idle. The throttle position doesn't seem to matter. It runs a bit smoother at full throttle but still surges some. When surging if I look at the side of the carburetor I can see the throttle plate fluctuate.The engine's specs, including a 23-hp rating and 39.3 ft-lbs torque, are pretty impressive. While it is the perfect accessory for your mower, you should be ready for Kawasaki FR691V issues. The leading Kawasaki FR691V problems are overheating, a dirty carburetor, backfire, stalling, and weird noises.I am a homeowner with a Gravely 152Z which has a Kawasaki FH680V 23 HP engine with about 500 hours on it. ... Since then I tightened the low idle adjustment screw which allows the engine to keep running without surging or stalling, but when I went to full throttle, there was no change in engine speed even though the throttle cable is moving the ...Tweet. #7. 06-20-2010, 12:08 PM. Re: stx 15f idle problems and running rough. I have a simliar problem with my 04 15 F with 77 hours on it. It ran great when I first rode it. Idled nice. Then after a 30 minute ride it would idle up around 2000- 3000 rpm on the trailer and vary up and down all the time.Jul 31, 2018 · 4010 Throttle Body Adjustment. I took my 2016 Mule 4010 Trans 4x4 in for 500 hour service last week. to open a gate or something. When running at half to full throttle, it was fine, but would surge and run unevenly when at low RPMs. might arise again in the future.

Although your might running at near full speed if it is off load it is still running off the idle circuits of the carburetor. It when you put the full load of the deck on the engine is when start to the main fuel circuit in the carburetor. Also be aware that 698445 has been superseded to 594593.Bill B: 1) Adjust the idle needle according to your manual or the one you download from the Kohler website. 2) A Cub Cadet Service bulletin on the backfiring problem says: to solve the problem, you set the throttle to the 3/4 position and then turn off the ignition. The "tree huggers" strike again.The motor surges when at idle, revs up, revs down, up, down. Sometimes dies if the throttle is at it's lowest, but will continue to run any other situation. Engage the PTO, everything runs like a dream. Took it to the shop, they changed out the coils ($200), about a week later, same thing. Took it back, they ran it through test after test and ...Jun 2, 2018 / Kaw FH721v surging. #1. I have adjusted the valves, adjusted the governor, and thoroughly cleaned all linkage. And rebuilt the carb. It will not run unless 1/2 to full throttle, and is surging constantly. I cannot set the idles while it's running like this.Instagram:https://instagram. is kate on jeopardy a transvestiteswgoh proving grounds ben solois randall king marriednick gotham garage 28021 posts · Joined 2011. #3 · May 12, 2014. You have dirt in the low speed circuit of the carb. The mower is running good under load because it is drawing fuel from the high speed jet in the carb, but once you remove the load and try to run at idle, the small blockage in the idle circuit is not allowing enough fuel past, and it surges.A golf cart backfires through the carburetor because of an open throttle plate. The accelerator cable at the plate is out of adjustment and in turn, stops the plate from closing when the microswitch makes contact with the ignition. The accelerator cable moves through the throttle plate before the click but the plate cannot do so. imon internet not workinglakeland dispensaries O.S. Engines Support - Pumped OS FS-91 surges at full throttle - I have a pumped OS FS-91 which is running erratically at full throttle - it surges. It will run well for awhile leaving a visible smoke trail but then it sags and the trail disappears. This happens erratically. Sometimes I can get nearly a fuull flightIt violently surges at full throttle. Runs fine at idle and mid-throttle. I have done all I know, and now am stuck. Background: I recently purchased a used 1997 Craftsman GT, 917.258921, with a 25hp Kohler Command Twin, hydrostatic drive, and 50" deck. Engine is CV25S, Spec: 69511, Serial: 2633205137. craigslist south milwaukee wi 24,705. Sep 14, 2020 / Engine surges and sometimes stalls after running perfectly for 20-30 minutes. #3. Most likely but not exclusively it could be floating debris in the fuel tank getting sucked into the outlet blocking it off. Next time it happens pull the fuel line from the item closest to the fuel tank and blowback hard through the tank.I have a 1 year old Cub Cadet 2x24 I bought used after only 1 season of use. I drained the old fuel and filled it with high octane, ethanol free fuel. When I ran it, it would surge/hunt with the choke off. I took off the carb, sprayed with Gumout, took off the jet and sprayed it with Gumout, took a small wire and cleaned out the jet and all the ...