Kawasaki engine surges at full throttle.

New-to-me mower (Cub Cadet Commercial Tank) with a 23 hp Kawasaki FH680V-BS18, 270 hours I had a hot start problem, repaired a chafed stator wire, disassembled & cleaned the carb & installed new gaskets, and set the valve lash to 0.004. The hot start problem went away, but now... At idle, it searches/surges around the set 3600 rpm idle speed

Kawasaki engine surges at full throttle. Things To Know About Kawasaki engine surges at full throttle.

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. 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.About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...It sounds like your are running lean at cruise power. Does it surge when you are on steady throttle, meaning staying at a speed like 70mph. If ...

It will surge if the throttle cable and linkage are not properly adjusted. I think it causes the engine to run lean and begin to stall, and then the governor kicks in. If you add choke slowly it will smooth out, but gas consumption goes up. Per the engine manual: To adjust throttle control: Remove the air cleaner. move throttle control to FAST ...Sep 2, 2019 / Surging engine. #1. Hello All! I have a Gravely 252Z with a 25hp Kawasaki engine. The issue is that the engine runs fine until the mower is engaged, and then the engine will surge and slow, repeatedly; if I don't disengage the mower, the engine will eventually die. If I disengage the mower, the engine will continue to surge and ...5. Nov 24, 2014 / John Deere D110 Surges at all throttle positions. #1. I have a JD D110 and the motor surges up and down through all throttle positions. I can see the governor rod moving back and forth. The mower only has 80 hours on it. I have done all the required mtc on the mower so far.

Common Causes of Backfire: Lowering engine speed too fast. Gasoline, which contains higher blends of alcohol. Carburetor adjustment set too lean. Muffler construction can induce backfire. Higher than normal engine temperatures. Some carburetors can induce backfire due to the sensitivity of internal transitional passages.

Kawasaki engine (fh601v) troubleshooting ... If I can ease the throttle up and get it to full throttle it will do fine. The only time it does this is at startup and when I engage the pto. Any thoughts would be greatly appreciated. I have mixed some seafoam in the gas to help but it had no affect. The mower has 190 hrs on it.13685 posts · Joined 2005. #4 · Mar 30, 2005. Sound like a vacuum leak! This would cause surging I don't know this engine but check to see if the carb has come loose from the intake manifold or if it has a vacuum line check to see if it has came off or rotted. A EZ test is to use starter fluid and spray it between the intake manifold and the ...Tecumseh Engines: With the engine stopped, loosen the screw holding the governor clamp on the governor lever. Rotate the clamp in a direction that will force the throttle shaft open and allow the governor follower arm to rest on the governor spool. Push the governor lever connected to the throttle to the wide open throttle position.2 posts · Joined 2017. #1 · Nov 12, 2017. I recently purchased a used 2009 4010. It was idling too low and cutting off when I bought it. Carried it to a dealer and they adjusted Throttle position sensors. After got back home and rode about 30 minutes, it started idling too high to change gears. Every now and then, it idles correctly.

my dad has a DYS 4500 with a 26 hp Kohler motor PS-SV735-0017. iwas called over to fix and was told it wasnt idling right. The air filter was cloged/ caked with dust. that i thought was the prob. installed new filter and at first wouldnt crank.. then it fired up ran at low idle with no responce in throttle till at mid throttle setting. at full throttle it surges .. is it a …

invader. 8182 posts · Joined 2008. #4 · Aug 11, 2013 (Edited) Yes it is a lean hesitation/lurch/surge at slight throttle opening and mostly at near 2800 rpm, and you can cure it by rotating the main (lower) throttle sensor slightly counterclockwise. Stock setting has the TPS voltage output at under spec range at WOT.

invader. 8182 posts · Joined 2008. #4 · Aug 11, 2013 (Edited) Yes it is a lean hesitation/lurch/surge at slight throttle opening and mostly at near 2800 rpm, and you can cure it by rotating the main (lower) throttle sensor slightly counterclockwise. Stock setting has the TPS voltage output at under spec range at WOT.92 posts · Joined 2014. #1 · Jun 7, 2015. My buddy asks me at a pub the other night, does your machine ever just bogg out randomly on acceleration. I was like no but it sounds like the fuel pump or something. Then today my brute does the same thing he was talking about. a few times. after 30mph crack the throttle just dies out.5 posts · Joined 2010. #1 · Apr 4, 2013. I have a 2007 exmark turf tracer hp with a 17 hp kawasaki motor. Has maybe 400 hours. Engine has been surging from idle to nearly full throttle. Doesn't surge at wot but engine doesn't sound smooth. I have done research and tried all the secrets and tricks on here. I've had the carburetor off 8 times ...It has: -Fresh oil (5w 30) -Fresh gas treated with stabiliser. Runs smooth at idle and at midrange but backfires (afterfires) and surges at full throttle. I tried adjusting the high speed jet screw and that somewhat helped but it still backfires every once in awhile and stills seems to surge (more like the speed oscillates a little).#1 · Aug 11, 2013. I am trying to figure out if the, off/on throttle, engine lurching is my poor technique or the fueling is too lean just off closed throttle.Cub Cadet ZT2 54" deck. 5 hours on engine.

Motorcycle carbs have a few circuits that effect different throttle positions. Idle Circuit - for idle and off idle. Pilot Circuit - small effect on idle. Higher effect at lower RPM's with decreasing effect to full throttle. Needle jet/jet needle - Mid range circuit. Main Jet - Wide open.The resulting loss of power will increase the demand for ignition. The Electronic Control Module will overcompensate, leading to engine surging. The fix: This is a problem you can troubleshoot and fix in your garage. Check and replace the distributor cap, rotor, ignition wires, and spark plugs.Hi all and restrorob!! Restro, I have read alot of your posts on this problem and wanted your opinion. The engine runs fine mowing at full throttle. This is a John Deere Quicktrak 647 with 19 hp vert. Then it will surge under no load. I went to the my shop took check it out further. Changed air filter ,fuel filter,and plugs. Same thing.The engine sounds and feels bogged down and surges. When I get to the top of the hill I let off the accelerator and I feel like the the tranny reset to normal operation. I park it. The muffler is real hot. Oil is good, water is good. I let it sit for 30 minutes... only the check engine light is on now.A Kawasaki 27 HP engine can experience several problems. These include fuel injection, air intake, and exhaust system issues. The fuel injection system may malfunction due to clogged filters or faulty injectors. A poor design or assembly of the air intake system may cause it to become inefficient or damage the engine.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 …it is very minor! I almost thought I was imagining it. But after a while I noticed it more. It was always at steady throttle and the throttle was only open enough to maintain my speed. Doing 40km/h or 60 km/h or 110km/h. The gear I was in didn't seem to matter either. I had a few faster runs doing 140+ km/h and didn't notice it.

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 ...

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 ...Let me clarify. When I turn the mower on right now, regardless of throttled position it revs much higher than full throttle. With the governor arm loosened and the throttle linkage running from the governor linkage to the carburetor held in the idle position I increased and decreased engine rpm and monitored the governor rod for movement with back pressure on the rod.A third class action lawsuit has been filed in Europe against Apple seeking compensation — for what Italy’s Altroconsumo consumer protection agency dubs “planned obsolescence” of a...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.Location: New York. Posts: 8. 2016 cub - EFI engine surging. Hi like I said the 547cc efi engine is surging when started at full throttle at low throttle it's fine when pto is engaged it's fine no idea why a brand new mower would do this. I called dealer I purchased from they said it's part of break in process and put a few hours on it and if ...Reason 1: High Float Level. Your Predator 212 will sputter at full throttle if your float level is high. The fuel level in the carburetor bowl is controlled by the float level. Sputtering can occur when the carburetor is flooded at full throttle by a high float level. Furthermore, if the float has a hole, it sinks and doesn't regulate the ...Messages. 341. Aug 20, 2018 / FR730V Carb Whistling/Surging. #2. Surging is always caused by a lean condition as evidenced by applying choke (enriching the fuel/air mix). Could be from debris in carb (something you missed) or a leaking gasket (the whistling you hear) or possibly just an EPA issue. S.T. thgass Discussion starter. 3 posts · Joined 2017. #1 · May 9, 2017. i have a '14 Hustler X One I with a Kawasaki FX730V engine. (85 hours) I have a engine stalling problem. It starts and cuts great, for about 30 min. Then it stalls dead. No spitting or sputtering. 0 RPM's in about 1 second. It cranks, but won't restart immediately.LowRider. bad throttle cable or could be an air leak. Check the carb see if its loose or get some WD-40 and spray it around it (don't soak it) and see if that helps before breaking into the engine. do the easy stuff first not the hard stuff. the engine should either rev back down to normal or it might rev up a little.

Mar 6, 2023 ... A clogged Pilot jet will cause and engine to surge like crazy when it's running full throttle unloaded. Once it's put under a load, the surging ...

D. Dutch515 Discussion starter. 68 posts · Joined 2008. #1 · Aug 26, 2008. Ive got a JD LX188 with a kawasaki v-twin liquid cooled engine. At low rpm the engine surges from high to low rpm. When the throttle is open all the way it doesnt. After running it and mowing for 10 min, it starts to surge even at full throttle.

HELP PLEASE kfx700 cutting out at full throttle only! Took it out for 4 days over new years week/weekend and tried a ton of things. Not the fuel filter, not a pressure issue on the fuel tank, moved/checked about every electrical connector i could see on the quad, still no luck.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 …First thing I would do is get a Tach on it and run it where it is surging. Grab the linkage with your hand and hold it at a steady RPM where it normally surges. If the surging stops and it runs fine, the problem is in the governor. If the engine dies or wont run steady while holding the throttle you have a fuel problem.Bismarck Arkansas. Tractor. 2009 Kubota RTV 900, 2009 Kubota B26 TLB & 2010 model LS P7010. The last time I mowed with my Ferris with the Kawasaki 691V engine, it started surging like it was running out of gas. I found that the fuel filter was plugged. I took it off, blew it out and finished mowing.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 flightKawasaki engine (fh601v) troubleshooting ... If I can ease the throttle up and get it to full throttle it will do fine. The only time it does this is at startup and when I engage the pto. Any thoughts would be greatly appreciated. I have mixed some seafoam in the gas to help but it had no affect. The mower has 190 hrs on it.4 posts · Joined 2011. #1 · May 28, 2011. Briggs & Stratton 28u707 OHV engine stalls at high throttle. I have already replaced plug, fuel and air filters, adjusted valves. Still worked only at mid speed for a few weeks and then was hard to start yesterday. I cleaned the carb this morning and now I see that the choke closes but the throttle ...24,705. Jul 1, 2019 / GT275 John Deere 17HP Kawasaki Backfires and trouble running at times. #5. From memory the engine JD used have the external timing module which kawasaki called an igniter for some strange reason. However we would need full engine & JD model numbers to check that out. Never had a coil on a JD go bad but have needed to ...

The Mule is now having trouble idling and it will sometimes quit running. It surges at idle and seems to be running rough. I can't figure out what it is. A new fuel pump is very expensive ~$500. Injectors are $100 each as well. I checked the gas tank vent lines (OK). I checked the air filters and intakes (OK).5 posts · Joined 2010. #1 · Apr 4, 2013. I have a 2007 exmark turf tracer hp with a 17 hp kawasaki motor. Has maybe 400 hours. Engine has been surging from idle to nearly full throttle. Doesn't surge at wot but engine doesn't sound smooth. I have done research and tried all the secrets and tricks on here. I've had the carburetor off 8 times ...If your engine is surging or running unevenly, chances are that something is wrong. Some engines will seem to surge when there's no load. because when the drive, auger (if a snow blower) or blade (if a mower) are disengaged, the governor will keep it from reaching full throttle. If the engine still surges while there's a load on it (or it dies ...Instagram:https://instagram. flatirons community church west campuseast fourth restaurantsjazz genre crossword cluege washer rinse and spin lights flashing It has: -Fresh oil (5w 30) -Fresh gas treated with stabiliser. Runs smooth at idle and at midrange but backfires (afterfires) and surges at full throttle. I tried adjusting the high speed jet screw and that somewhat helped but it still backfires every once in awhile and stills seems to surge (more like the speed oscillates a little).My 2003 EZGO TXT with 295CC Robins engine surges at slow speed. Runs fine at full throttle. Any advice to stop the surging? ... My 2003 EZGO TXT with 295CC Robins engine surges at slow speed. Runs fine at full throttle. Any advice to stop the surging? HotRodCarts Cartaholic. Mar 14, 2020 ... maytag washer shuts off mid cyclefacebook marketplace bend cars Kawasaki FH430V surging/loping at idle solved! In an attempt to give back to all of you for all the info I have gleaned over the years I want to share some success with this particular motor I had this evening. The motor is a Vert. 15 hp. I bought it used and ever since I had it has always had the dreaded surging at idle or slightly above.Hi all and restrorob!! Restro, I have read alot of your posts on this problem and wanted your opinion. The engine runs fine mowing at full throttle. This is a John Deere Quicktrak 647 with 19 hp vert. Then it will surge under no load. I went to the my shop took check it out further. Changed air filter ,fuel filter,and plugs. Same thing. stevenson and sons funeral This is a "video response" to MiWilderness' (http://www.youtube.com/user/MiWilderness) question about a surging lawnmower engine. Surging of engines means th...GX345 Surging Engine Problems. I have a JD 2005 GX345 garden tractor with a 20hp liquid cooled Kawasaki engine. I am having trouble with the engine surging after it warms up very badly. I have done the following things to rectify the problem with no success. Couple of hints: When I run the PTO (blades) it runs like a top.