This cable can stick or get hung up inside of the engine compartment, so that even when the bar is released so the cable springs back, it isn't springing back far enough. The GOVERNOR regulate engine RPMS and the adjustment determines how high the engine will rev up. Craftsman 5. If so, the diaphragm is probably alright. The revs go up and down a bit and the engine dies when reducing the throttle position down past about half way. The job was done by the afternoon. Maneuverable and easy to operate, this unit will become a crew favorite. It could be the governor is gooed up from old oil or its not hooked up to the carb anymore. Your Engine just started acting up and you don't know what to do. The carburetor might be clogged. Perhaps leaves or. 274632, bought new in 2005 mower started to idle high-lever will not change speed-if mower blade is engaged, then motor slows,but then disengage and motor resumes imedietely to high. Do not fill gasoline containers inside a vehicle or on a truck/trailer bed. If you follow the linkage from the throttle shaft, you'll find a wire link to an arm that extends from the crankcase, and a spring that tensions the assembly. This sticky fuel can clog up the carburetor and cause the engine to stall. If your trimmer head will not spin and the engine is running as usual, the problem may be the drive cable or shaft. The mounting holes lined up perfectly so it was a very easy set up. I own all rights to audio and. toro 5hp engine revs up and down starts well, but has no power. Below is a chart of common Engine problems and some easy troubleshooting to fix the problem you may be experiencing. I don't know if he found out why it was being tossed out. E85, a mixture of 85% ethanol and 15% gasoline, has been in the news recently. 5 hp engine I was cutting grass yesterday and noticed it started losing power. It will idle. How To Tune-Up Your Lawn Mower Whether you're a steadfast do-it-yourselfer, or want to start saving time and money by becoming one, tuning up your lawn mower is a great place to start. You've got some things seriously mixed up here. Briggs stratton 3. This unit has spinning mower blades. A lawn mower should always be tilted carburettor side up, this prevents fuel and oil spilling into the air filter. The carburetor might be clogged. Yes! I recall our old mower from when I was a kid that sounded like a jet engine if you pushed the throttle thing forward enough. My Briggs & Stratton Engine will start & run but will not rev up to top speed - Answered by a verified Technician We use cookies to give you the best possible experience on our website. 5 classic lawn mower engine not revving up low tick over rev producing smokey exhaust. 3352-565 Rev A. You may have to rev the engine to facilitate the process. Do not operate this unit without the entire grass catcher or discharge guard (de-flector) in place. ? head removed piston no carbon and rings /valves ok. A 21-inch Honda lawn mower blade tip moves at nearly 200 miles an hour! Avoiding Fuel Related Problems. Lawn Mower Will Not Start – 5 Things To Check To Get It Running Your lawn mower has been sitting for a period of time and now it won’t start. Why Does My Lawn Mower Blow Out Black Smoke & Now Doesn't. I cannot get it to rev as high as it should. If the spring is loose, gets blocked with grass, or has come off the paddle flits around and the engine revs accordingly. I dropped off my mower in the morning to have the blade sharpened and the mower tuned up. I was surprised how easily it revved out to over 6500 rpm. Batteries lose charge over time and replacing them can be expensive. In this instance, you're most likely in need of a new carburetor. There is no way oil engine oil is going to be "pushed out" of the fuel pump. If the lawn mower engine stops suddenly due to hittin g a hard object, the flywheel key breaks in half to prevent damage to the engine. If you're still having problems with your lawn mower not running smoothly after trying these fixes, take it to a small engine repair shop to see if there's a more serious engine problem. kohler runs at very low idle wont rev up I have a kohler on a toro recycler. 5 HP Briggs 7800951 Be the first to review this product The Snapper RE130 riding mower has a 33 inch HI VAC steel deck with mulching / bagger capabilities and features a 13. This seemed to create a new issue in which any kind of resistance while the blades are turned on quickly slows the blades down to a nearly total stop. xt675-2034 it wouldn't start so I drained the fuel system and removed and cleaned the carb. Check the spark plug to see if the wire is connected to it firmly and not wobbling. While there are multiple parts and systems to troubleshoot, a few. Engine will start but not rev up. Last year it acquired an erratic idle where it would surge up and down at idle. Turn the mower off and allow the engine to cool, then siphon excess gas into a clean can. I don't know if he found out why it was being tossed out. Some of today's lawn mower engine manufacturers are coming out with OHC engines. It also started raining midway and I guess the lawn mower kept turning off because grass built up and got stuck. I used a business card to set the gap between the coil and the flywheel, rotate the flywheel (with card in place) until magnets on flywheel are aligned with the coil, this will pull the coil towards the flywheel with the proper spacing, tighten mounting bolts on the coil, rotate flywheel and remove card, reassemble shroud and you are done. The motor starts first pull but won't rev beyond half throttle. Most mower engines are common, you won't have a problem getting a tune-up kit to match. However, after running it a bit, it would go away. Possibly, but you need to consult the manual that came with the mower or contact the store for further details. 5 hp) The content is best quality and helpful content, This is new is that you simply never knew before that I do know is that I actually have discovered. SOLAR POWER LAWN MOWER A sloar grass cutter is machine that used rotary blades to cut a lawn at even length. 312000001 and Up Operator's Manual Replacement parts are available from an Authorized Service Dealer or at www. It will also cut in reverse at up to 2. lawn mower? When right hand (RH) or left hand (LH) is mentioned in this man ual, it means when you are in the operating po si tion (stand ing be hind the handle). If your trimmer head will not spin and the engine is running as usual, the problem may be the drive cable or shaft. But like any piece of machinery, riding mowers don't always work like they should, especially after a long winter's storage. The Ferris F320Z Series Zero Turn Lawn Mower meets and exceeds the demand for power, performance and dependability, all while not breaking the budget. The carb is the basic Briggs & Stratton float type carb. if you did get fuel drain into engine remember oil will need to be drained and replaced. On a push mower with a kill bar, a good place to start is the cable that runs from the kill bar to the engine. If your lawn mower won't start after checking the oil, gas, carburetor and spark plugs, your Snapper lawn mower might have a bigger issue. First, add fuel stabilizer to the tank, then run the mower to distribute it through the system. When I start the mower up, it just barely starts and will stay at a very low idle. At 140 ccs, the two cycle engine is fairly big for a lawn mower. with a Briggs and Stratton engine. Recently Busted Wallet was given the chance to test and review the Ryobi 20" 40-Volt Lawn Mower and we hoped for the power of a gas mower with the quietness and cleanliness of my reel mower. The reason the engine hunts is: when the engine starts it tries to run on the main jet, but if it is blocked or the jet size is too small then the engine runs too lean and starves out, the governor senses this and shuts the carb down to tickover, the engine picks up and the governor then opens the throttle again but the carb still cannot give. The engine starts on the first or second pull without problems and has been working well for the short time I've been using it. Cheers Lad, unfortunately I know nothing about this mower but I do know its been sat in someone's garage. JD has a sale on these 915's and I couldn't pass it up. BOX 67, WARRENSBURG, MISSOURI 64093 PHONE 660-747-8183 FAX 660-747-8650 MODEL NO. Top 5 Mower Troubleshooting Tips. Tension on the spring sets the engine speed. A lawn mower engine is quite simple and basic compared to the one fitted to your car, although the principle of operation is the same. This ensures the engine does not over rev. How to Repair a Tecumseh Engine That Will Not Idle By Justin Mark ; Updated September 21, 2017 One sign that your Tecumseh engine is not getting the right air-to-fuel mixture is when the engine dies out during the idle state. Safe operation requires your full attention. If the governor wasnt working it would cause the engine to rev up way to high. How to Repair a Four Stroke Lawn Mower. Lawn Mower Repair in Windsor on YP. thanks for the info it runs decent then it starts spitting fuel out and missing if you put any type of air breather on it it runs like crap. I've checked the pulleys for damage as well as bad bearings but they all seem fine. • Your new lawn mower has been assembled at the factory with the exception of those parts left unassembled for shipping purposes. It might just be a problem with compression release that you should be able to fix yourself. If your garage is large enough, you might also be able to use it for riding lawn mower storage. this is my 1st lawn mower so im new to maintenance for it. Engine Disclaimer: The engine horsepower information is provided by the engine manufacturer to be used for comparison purposes only. its only a year old and i cant really take it to a repair. Lawn Mower Engine Surging Lawnmowerfixed - Solved Lawn mower engine surging is a right pain in the Jacksie, it's an engine that runs erratically, revs up and down by itself uncontrollably. My Briggs & Stratton Engine will start & run but will not rev up to top speed - Answered by a verified Technician We use cookies to give you the best possible experience on our website. It does take a hour or two to assemble, but not. There is a 5-year warranty that covers Top 191 Reviews about Toro Lawn Mowers. The slide should move up and down. I've Changed the air filters, a new spark plug, a new solenoid, a new fuel filter, a new battery. Product Name: Digital Tach Hour Meter Tachometer for 2/4 Stroke Small Engine Boat Generator Lawn Mower Motorcycle Motocross ATV Snowmobile UTV The LCD hour meter will track engine hours and RPMs for 2 /4 stroke gasoline powered engines. Use this simple Q&A format list to troubleshoot small engine problems you may experience with your lawn mower, snow blower or other power equipment. This ensures the engine does not over rev. Happy day!. This is a prebuilt RC lawnmower. 312000001 and Up Operator's Manual Replacement parts are available from an Authorized Service Dealer or at www. Lawn mower surging results from continual accelerating and decelerating of engine revolutions. What could be. I'm asking this question because I am NOT a lawn mower mechanic,and would actually like to learn some things from all the engine techs. Been awhile since I had to but a Kohler ignition but would guesstimate in the $60 - $70 range. It does depend on what type of engine your mower has. Whether you own a petrol or electric mower, the trouble-shooting tips below should help you to identify and fix the issue. Check the dipstick. I run this mower 6 to 8 hours a week it is a work horse. • The lawn mower can propel objects it strikes at high speeds. 5 hp lawnmower won't rev up? I have a Yardman lawn mower with a Tecumseh 4. Below is a chart of common Engine problems and some easy troubleshooting to fix the problem you may be experiencing. Do not operate the mower if you are fatigued, sick or while under the influence of al cohol or drugs, if you are. Some of today's lawn mower engine manufacturers are coming out with OHC engines. When a lawn mower surges, it sounds as if the engine reaches full speed, only to decelerate quickly. my lawn mower was not starting last week after sitting a month or so. See reviews, photos, directions, phone numbers and more for the best Lawn Mowers-Sharpening & Repairing in Boonsboro, MD. If your garage is large enough, you might also be able to use it for riding lawn mower storage. I have thought of converting them to an adjustable throttle but thought it may not be so good on the preuusure washer. up, just not enough to cut the lawn. Whether you mow the lawn around your business or home, the Cobalt Zero Turn Mower allows you to get the yard work done quickly, comfortably and beautifully. This seemed to create a new issue in which any kind of resistance while the blades are turned on quickly slows the blades down to a nearly total stop. Also related to this topic, and sometimes a culprit with a rough-running mower, is fuel that has water in it. Briggs stratton 3. It was given to me by a friend, who picked it up from the curb in his neighborhood (it's a nice neighborhood). Major controls should be close to hand and easy to see. It starts up at the proper engine speed but as soon as the intake closes for idle, it idles up and down. Get shopping advice from experts, friends and the community! Craftsman lawn mower tractor model 917. Husqvarna offers a full range of forest and gardening outdoor power tools including lawn mowers, chainsaws, robotic mowers and more for both professional users and homeowners. my lawn mower was not starting last week after sitting a month or so. If the governor wasnt working it would cause the engine to rev up way to high. Where safe disassembly is not obvious, I would recommend that you refer to a book on lawn mower or small engine repair from the library or the service manual for the mower, if possible. Lawn Mower Repair in Boonsboro on YP. †Suggested prices will vary by market. My lawn mower makes a chugging sound when it's running. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Near carby is a flap like a rev limiter. The main jet could be another reason your lawn mower won't crank. This is a kit that will convert a Lawnmower into a robot that can be driven with remote control. A lawn mower should always be tilted carburettor side up, this prevents fuel and oil spilling into the air filter. Honda engines are designed for good performance and efficient operation using gasoline containing from 0 to 10% ethanol. It does depend on what type of engine your mower has. HI VAC Walk Mowers give your yard an ultra clean finish. I asked myself why I have waited so long. I've had it about four years, and it's run perfectly, although it does smoke a bit. Your will need the model and spec number though. This is our Rev 2 Mower. It's important to match the job with the lawn mower. Lawn Mower Engine Repair in Eaton on YP. I got it home and started it and it would not rev. Similar procedure for Briggs and Stratton engines and all other lawnmower engines too. It is the owner’s responsibility to ensure that all operators of this mower have read and understand the content of this manual. com - The Friendliest Tractor Forum and Best Place for Tractor Information > Lawn and Garden Tractors > Backyard Round Table - L & G Tractor Related Topics > Engine won't run steady--revs up and down. A lawnmower engine will idle around 1,200 to 2,000 rpm. Just run the engine to normal operating temperature, remove the air filter and spray Power Foam into the intake as fast as possible without stalling the engine. 5HP briggs won't throttle up I have a craftsman chipper shredder with a briggs 5HP engine. New mowers are also normally sold without engine oil (so it doesn't leak out if a boxed mower ends up upside down during transit) so you will more than likely have to add that also. "The lawn mower races are just as. Set-up, delivery, documentation, and destination fees not included. When the engine slows down while cutting through thick grass, the governor opens the throttle automatically, thus maintaining the preset engine speed. 20378—Serial No. but heres my issue. Plus, a 500 hour oil change interval with the Oil Guard™ System by Vanguard™ (select model) means oil-change-free mowing for up to 5 years*. Engine Stalling, Surging or Running Rough. These blades can pick up and throw debris that could seriously injure a bystander. Suddenly revving up & stopping is a common symptom of carburetor problems, This happens most often because the mower cannot get fuel as the mower staves of fuel the mixture becomes lean causing rpm to increase before it completely runs out of petrol. I've had it about four years, and it's run perfectly, although it does smoke a bit. But scheduling regular engine maintenance and training your team to watch for repairs will keep your business running efficiently. If you mean the engine will rev up and down as it is running, it has been my. DO NOT BUY YET! First, check if the Cub Cadet XT1-Enduro Series 46 inch Lawn Tractor Review really is as good as it claims to be. Just be careful though, don't turn the throttle up too much (meaning don't go extreme where the lawn mower starts to vibrate violently, not good) as this could potentially damage your lawn mower. To ensure safe and proper operation of your lawn mower, all parts and hardware you assemble must be tightened secure-ly. If we can free up the engine and get it running again, that would be the least amount of repair. The ground wire is a black wire that runs from the engine to the frame or mounting bolt to ground the engine. Models and pricing may vary by location. 5hp, 42"mower electric start model 917. You may need to tune up the engine when it vibrates too much or won't stay running. We get it; you’re busy. While it's not dangerous, it can be a symptom of other problems, and should be addressed. At that time it would not go forward either. tjcox6841, Tom, You did not state your engine or model #, so I will post some what generic answer. "The lawn mower races are just as. It could be the governor is gooed up from old oil or its not hooked up to the carb anymore. But scheduling regular engine maintenance and training your team to watch for repairs will keep your business running efficiently. I dropped off my mower in the morning to have the blade sharpened and the mower tuned up. Where safe disassembly is not obvious, I would recommend that you refer to a book on lawn mower or small engine repair from the library or the service manual for the mower, if possible. Similar procedure for Briggs and Stratton engines and all other lawnmower engines too. Air-fuel compression is crucial to engines powering lawn mowers and outdoor power equipment. Sounds like the governor linkage may be stuck, broken linkage/spring. This erratic idle occurs even after being fully warmed up. Typically, it doesn’t die, but the surging may repeat during the entire time the mower is in use. Z-BEAST 62 Zero Turn Commercial Mower Powered by a Briggs and Stratton 25 HP Commercial Turf Engine. Having contacted Lawn-Boy and not wanting to do a thing about it because it was out of warranty is forcing me to buy a more reliable product. T1360B1 T1360T T1360H T1360K T13560 RK1360 T14560 T17560 Manufacturing quality lawn care equipment since 1945 Assembly Operation Service and Adjustment Repair Parts Made In The USA Rev 05-343 Read and follow all. A lawn mower should always be tilted carburettor side up, this prevents fuel and oil spilling into the air filter. With Honda's NEW GCV200 engine the HRXVLA mower With Honda's NEW GCV200 engine the HRXVLA mower delivers high performance and efficiency. I have cleaned the carb and replaced all the carb gaskets. Look for dirt/debri around the governor linkage and wash/brush/blow any debri from linkage and ensure linkage mechanism is - Toro Lawn Mower. The first engine from Kohler dates back to the 1920s where it was part of a generator set providing power to rural communities. This mower is a 21 inch lawn mower offering a wide cut and suitable for small and medium sized gardens. A walk-behind mower tune-up includes changing the oil, spark plug and air filter. its only a year old and i cant really take it to a repair. Sounds like the governor linkage may be stuck, broken linkage/spring. I recently lent the mower to a neighbour and he ran it out of fuel so I'm thinking this could have caused the carby to gunk up. Hope yours has a fix that easy. Features Premium 24 hp 726cc Kawasaki® FR 730 series Twin-cylinder OHV Engine, Commercial-grade powerplant that meets your yard’s toughest demands. if you did get fuel drain into engine remember oil will need to be drained and replaced. A lawn mower engine is quite simple and basic compared to the one fitted to your car, although the principle of operation is the same. If the cable has slipped or come loose, the engine may not idle or run properly. View and Download Toro Recycler Series operator's manual online. It went right through that lawn and the pigmys and almost never stalled. Your lawn mower muffler is a tiny tube or box. ? Lawn mower is sputtering but staying on, like a continuous rev of the engine again and again. An incorrect choke set-up can cause the engine not to start, to stall or to run roughly. Heavy? Yes it is, but a 21 inch mower with a steel deck is always going to be heavy and I was not looking for lightweight. Not to sure of engine style, but 0625-01 is the type #. However, after running it a bit, it would go away. ? The carb is not adjustable from what I can tell, but the carb is clean. The mower is second hand. It is the owner’s responsibility to ensure that all operators of this mower have read and understand the content of this manual. Allowing the engine to cool may help, but the problem can surface again after several. Lawn mower giving you trouble? Fortunately, they're not that hard to fix. I have new points set at. How to Repair a Four Stroke Lawn Mower. If your engine is lacking compression, suspect a sticking open valve. Move the mower away from the area, wipe up the spill thoroughly and wait until fuel vapors have evaporated before starting engine. The mower is second hand. If there's a high speed mixture screw, you could open it up a bit, maybe 1/8 of a turn (noting how much you adjust to get back to square one in the future) and see if it improves matters over time. could it be carburettor jets or ???? any ideas please. The engine on the mower continues to run at the same constant speed and does not die out at all, just the blades slow down. 19 Sears Brands Management Corp. When I put the throttle on high it seems just about 1/2 speed, and as I decrease the speed on the throttle the motor revs stays the same until I get to about 1/2 speed, then it decreases and. its only a year old and i cant really take it to a repair. I'm asking this question because I am NOT a lawn mower mechanic,and would actually like to learn some things from all the engine techs. Rev up your engine maintenance program. It does take a hour or two to assemble, but not. This Toro lawn mower uses the 163cc Briggs & Stratton Engine for long-lasting performance. If you follow the linkage from the throttle shaft, you'll find a wire link to an arm that extends from the crankcase, and a spring that tensions the assembly. lawn mower? When right hand (RH) or left hand (LH) is mentioned in this man ual, it means when you are in the operating po si tion (stand ing be hind the handle). If the carburetor has become clogged or there is bad/old fuel in the float bowl, not enough fuel will be able to reach the engine, which could cause the problem. It does not smoke, skip, or anything like that - just seems to get revved up to about 1/2 speed, and won't rev no higher. Small Engine Troubleshooting. After choking on the repair estimate for a Honda 11 HP engine for a BushHog powered mower, I replaced it with this Briggs and Stratton engine. This is a guide about fixing a John Deere riding mower that keeps stalling. After the mower is warm, the idle will smooth out but the RPMs are very low. Check the spark plug to see if the wire is connected to it firmly and not wobbling. Your Engine just started acting up and you don't know what to do. Engine Disclaimer: The engine horsepower information is provided by the engine manufacturer to be used for comparison purposes only. 004 intake and. The reason the engine hunts is: when the engine starts it tries to run on the main jet, but if it is blocked or the jet size is too small then the engine runs too lean and starves out, the governor senses this and shuts the carb down to tickover, the engine picks up and the governor then opens the throttle again but the carb still cannot give. My Briggs & Stratton Engine will start & run but will not rev up to top speed - Answered by a verified Technician We use cookies to give you the best possible experience on our website. As the mower needs power, it will rev back up to help cut the deeper grass. This is our Rev 2 Mower. Lawn Mower. Simplicity 18 sovereign, '77 goldwing radiator. It also started raining midway and I guess the lawn mower kept turning off because grass built up and got stuck. It doesn't rev as freely as a stock Kaw carb or fuelie engine. Length of engine warranty coverage varies by manufacturer. Start the engine with the "choke". If the bike has been sitting up for a good while, the gasoline in the float bowl would have evaporated and left behind a thick gummy residue. And i'm not a real mechanics or automobile person so please help me out. lawn mower running at "half speed" when full throttle so I had the mower running great till I bent the blade today. I've checked the pulleys for damage as well as bad bearings but they all seem fine. Briggs stratton 3. This mower is a 21 inch lawn mower offering a wide cut and suitable for small and medium sized gardens. Never remove fuel cap or add fuel when engine is running. 5 classic lawn mower engine not revving up low tick over rev producing smokey exhaust. Top 5 Mower Troubleshooting Tips. This self propelled lawn mower has Integrated Select Drive Speed Control for the ultimate in comfort control and convenience. 20371—Serial No. When the engine slows down while cutting through thick grass, the governor opens the throttle automatically, thus maintaining the preset engine speed. If the lawn mower still won't fire, the engine is probably still not receiving fuel. Get shopping advice from experts, friends and the community! Craftsman lawn mower tractor model 917. I asked myself why I have waited so long. What can I do to give my lawn mower more power? When you install the turbo start with low pressure you dont want to blow up the engine. It also started raining midway and I guess the lawn mower kept turning off because grass built up and got stuck. My grandparents got this mower brand new if I remember correctly, and when my Uncle Dave and Aunt Lori bought their first house in 1984, they gave them the Lawn Boy. I was mowing and starting to go in reverse and it would not go. See your local Cub Cadet Independent Dealer for warranty details. You will be able to hear the mower power down. It's just plain smart to tune up your lawn mower, or tune up a lawn tractor with these tips, every spring. Free Rollbar and Headlights. The engine starts on the first or second pull without problems and has been working well for the short time I've been using it. "The lawn mower races are just as. It was working fine and all of a sudden there was a clanking sound and the engine revved uncontrolably. Why does my lawn mower engine wants to run at high RPM? I revved up my lawn mower engine really high and now it will not idle. 20378—Serial No. Use this simple Q&A format list to troubleshoot small engine problems you may experience with your lawn mower, snow blower or other power equipment. Many of us have a tire old riding lawn mower that has been replaced by the "new" model. I still managed to mow the lawn with it but I am quite certain this isn't normal. After that,all I hear is the. The main jet could be another reason your lawn mower won't crank. This is not all good and it definitely is not all bad. tjcox6841, Tom, You did not state your engine or model #, so I will post some what generic answer. I've Changed the air filters, a new spark plug, a new solenoid, a new fuel filter, a new battery. If there isn't proper valve clearance or there's a leak, this can cause compression problems that keep an engine from starting. It won't run smoothly. Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. Choose from top rated residential mowers and heavy duty commercial walk behind mowers. You may be able to find specific step-by-step instructions which will minimize your risk of injury from an encounter with an uncontrolled spring. thanks for the info it runs decent then it starts spitting fuel out and missing if you put any type of air breather on it it runs like crap. On my lawn mower to keep up with 3 acres of my grandma's Illinois crabgrass. 020, I set the timing at. Rev A 22in Recycler ® Lawn Mower Model No. If there's a high speed mixture screw, you could open it up a bit, maybe 1/8 of a turn (noting how much you adjust to get back to square one in the future) and see if it improves matters over time. Read these instructions and this man u al in its entirety before you attempt to assemble or operate your new lawn mow er. Look for dirt/debri around the governor linkage and wash/brush/blow any debri from linkage and ensure linkage mechanism is - Toro Lawn Mower. Or create extra space for lawn mower storage with a pull-down, lift-up shelf. Batteries lose charge over time and replacing them can be expensive. A walk-behind mower tune-up includes changing the oil, spark plug and air filter. I fixed the pull cord, but it wouldn't start, so after looking on the internet and reddit I put in new gas, changed the spark plug, checked the oil. If you’re looking for a solid alternative to the most expensive machine, the Troy-Bilt TB210 could be the answer. toro 5hp engine revs up and down starts well, but has no power. 035 BTDC, I checked the valves and seated them in with grinding compound, set the valves. xt675-2034 it wouldn't start so I drained the fuel system and removed and cleaned the carb. Craftsman 5. If so, the diaphragm is probably alright. i always tuck it out of way. If you follow the linkage from the throttle shaft, you'll find a wire link to an arm that extends from the crankcase, and a spring that tensions the assembly. I checked the oil and it was way over full so I emptied some out to the correct level, took out the plug which was badly sooted up and cleaned it but still no revs. , Hoffman Estates, IL 60179 U. Both mowers use a hydrostatic transmission with infinite forward and reverse gears. How do you troubleshoot a Honda Lawn mower timing? How to troubleshoot an oil seal leak in a lawn mower engine? How to troubleshoot an oil seal leak in a lawn mower engine? What could be causing a lawn mower to back fire? Why will my lawn mower cord not retract when trying to start the engine? Why would my lawn mower be running bad at a high. The GOVERNOR regulate engine RPMS and the adjustment determines how high the engine will rev up. Robert the OWNER of Rev-Cut, Inc. (it requires a bit of knowledge on circuits) When I turn on the ignition, usually the engine rev's a bit. So I flip it over and take off the old one that was beat to crap anyway. Batteries lose charge over time and replacing them can be expensive.