Can anybody explane how to adjust the belt or clutch . The rubbers ones from the hardware store are for "fractional horsepower" applications though they will sometime work in a pinch (while you wait to the OPE belt to arrive). The mower steering stops working in either direction. Finally, re-connect the brake lever and cotter pin, and re-attach the belt. While the engine is running, move the throttle control to the slow position. I downloaded the manual for my mower - a Husqvarna CTH150XP. 11. If you neglect them you will likely find yourself out of commission as I did on my old RF 110. Jun 26, 2016 by If the transmission oil is too cold, it . I usually just have to touch the lever and it goes again .How - Answered by a verified Technician. @theinevitable. Mine seems to be in neutral. Always stop the tractor completely to shift gears. Engine starts and blade engages but no forward or reverse gears the solution sounds like it could work for me but not sure how to carry out step 3 Disengage transaxle by placing freewheel control in disengaged position can anyone help? Next, maneuver the drive belt off the transmission pulley. I repeated the process about 5 or 6 times and it took off!! To check for a binding pulley, start by disconnecting your battery, and remember to start with the negative cable first. Combustion engines, like those found in most cars, transfer power to the vehicles axle, which turns the wheels. 3. A damaged or poorly adjusted drive belt on a riding mower can cause slipping and a delayed response when you try to move the machine forward. Find your Pulleys here Organize Your Home in a Snap! I have a Yard Machine by MTD 638RL The Model number is 13A1762F029. I think they will last forever if you take care of them. I have taken the transmission apart and could see no visible indications of bad pieces. Always consult equipment operator's manual and follow safety instructions before operating or servicing any tractor or equipment, or attempting any task. Loosen the large nut holding the pulley to the input shaft, and disconnect the spring from the anchor bolt on the left side of the tractor. I started using the speed control lever and observed the linkage and at what time the wheels would actually engage. Replacing that belt worked for me. 5. Come join the discussion about towing, PTOs, reviews, attachments, modifications, troubleshooting, maintenance, and more! 5. Providing there is nothing bent or broken inside, remounting the shifter and bolts should do it. parts listed below Full removal, diagnosis and repair of a 2005 Bolens Riding mower transmission That clunks/pops and lacks forward gear. Repeat steps 14-16, with the motion control lever three (3) times. Keep the fan blade in good shape an keep the tranny clean of oil and dirt to aide in the cooling. Zero turn hydrostatic transmission problems can start with air in the system, a condition known as cavitation. If you need help troubleshooting your tractors hydraulic system, call your dealer. Any suggestions on how to resolve would be welcomed! The best thing to do is to replace the transaxle assembly entirely, as rebuilding the inside requires great skill. As the sides of the belt wear off, it makes the belt narrower, which can end up stretching the belt longer. The clutch on your mower consists of a belt from the engine to the transaxle controlled by an idler pulley. I have replaced the drive belt for starters. It may not be a transmission problem, you may be able to fix it in a. A bolt loosens up that holds the flat gear. The brake clutch pedal is at the front left of the machine. The belt has to slip to a degree in that pulley in order to disengage the belt. Jun 11, 2015. everything is in the right place and it doesnt matter what gear its in the axel wont turn even when the shaft is spinning im able to spin the axle by hand, should i open up the transaxle and check for brocken gears, Dec 11, 2017 by Use a spring puller or a small piece of rope to relieve tension on the upper drive belt. I'm impressed." Put it back down on the ground, in neutral, and the wheels are locked. One cause of this issue is the transmission oil being low. Please help! This transmission and it's variations are used in Mowers built by MTD and utilizing the Vari-drive system.Parts used:Bevel Gear - MTD 917-04056 https://amzn.to/2YdMICtCollar clutch - MTD 918-04045 https://amzn.to/2Vrl1sYThrust washer - MTD 936-0495 https://amzn.to/2PTsL0SSuper S cottonpicker NGLI 00 grease orStens 770-123 NGLI 00 Grease https://amzn.to/33wrC4y Doh, added this as a comment not answer, Ill try again. Let us know when it starts to slip ;) !!! If a front belt appears good, than it probably is and you are OK with installing just the rear as it wears much faster than the front. Another problem especially with older machines can be the condition of the pulley's and idlers, especially the engine pulley. The best thing to do is to replace the transaxle assembly entirely, as rebuilding the inside requires great skill. 19. Next, lift the seat to access the battery. I'm not actually sure how many gears the mower has because it has a hydrostatic transmission and a slide lever to speed it up or slow it down. Thread the ferrule up or down the rod until the post fits in the hole without any resistance. My reverse is not engaging very well have to hold the leaver hard back to get any effect . Thanks isukenny, That is exactly what I did with my 2004 cub slt 1554. The drive belt transfers power from the crankshaft pulley to the transmission. Check out pages 16 & 17 in illustrated parts series 19 smooth clutch assembly. This will cause that jerky engagement until they smooth-off again from use. Broken . I went through a couple of these mowers way back when. Remove the upper (rear) belt from the transaxle pulley and remove the belt from the mower. Thank you so much! A seized bearing can limit or stop the movement of a shaft. Goes forward ok .. A pulley that is binding will cause the lawn tractor to jerk forward. It will not do so on even a slight incline. My MTD mower jumps out of gear. When the pump is full of air instead of oil, it cant generate the pressure needed to provide power. Adjust the ferrule with a new cotter pin as you did when adjusting the speed control linkage. A forum community dedicated to John Deere tractor owners and enthusiasts. Sounds as if you need a new belt. I have an older model Cub Cadet that bucks terribly when taking off going forward but is smooth as silk in reverse. The Fora platform includes forum software by XenForo. Model 25086S. Push motion control levers forward all the way and hold for five seconds. This was awesome and saved me having to get expensive repairs or a new mower. Could this be your problem too? Next, remove the hold-down bolt on the pulley. How do I change a gear sector on a Riding Lawn mower. It stuck in two gears at the same time and broke teeth in the transaxle. Pulleys transfer power from the belt to other shafts. weight on the seat and started it up. The only reason I could see that it was actually allowing the wheels to engage at all was due to the shape of the arm assembly connected below the speed control lever. BUT, if you have the runaway issue, that is internal of the transmission. Troubleshoot John Deere hydrostatic transmission problems, Troubleshoot Kubota hydrostatic transmission problems, Troubleshoot New Holland hydrostatic transmission problems. At this point, check the cruise control/parking brake adjustment on the variable speed belt drive with the parking brake engaged. Sure hope got the piece of shifter out of gearbox! I removed my Right rear wheel and now it wont go into gear. In fact, pouring the new oil in through the hole for the shifter is much easier than adding it through the "full level" pipe plug hole underneath. Then, slide the new transaxle into place and re-install the mounting bolts. This can make the belt too long to work properly with the variable speed pulleys. Jackie Houtchens. These HST trannies are considered throw aways since usually rebuilding them is a bout 75-80% of the cost of a new one. Rotate the adjustable nut clockwise to tighten the clutch rod until the adjustable nut aligns with the hole in the vertical plate. Transmission part number is MTD 618-04034. Copyright 2023 eReplacementParts.com Inc. After the tractor moves approximately five (5) feet return the motion control lever to the neutral position. Sitting in the tractor seat, start engine. Common John Deere transmission issues can vary by model, but a typical issue is the machine not moving with the engine running. esbath64@hotmail.com, taylorsonia12 It ends up there is a 'square key' on the back wheels, that is easily missed when you remove the wheel. The first step is to read your Operators Manual. You may need an open-ended box end wrench to hold on to the nut on the back side of the pulley as you loosen the hold-down bolt. I have a problem with the craftsman 2000tractor and cannot depress the clutch pedal as it is solid +will not shift at all!!! Dirty or faulty engine parts and intake air issues. These HST trannies are considered throw aways since usually rebuilding them is a bout 75-80% of the cost of a new one. It will not move. See more Reply Save Like tomplum -It is not the brake.dynamike59-my belt is >15yrs maybe?mrtractors- my LT10 is from the mid 70's; (it does not have a separate differential); it has the original 11HP briggs engine, does not burn oil and even though it has been abused, it has been virtually trouble free. 10. For a better experience, please enable JavaScript in your browser before proceeding. Park the mower on level ground, set the parking brake, and put the rear on jackstands. 4) Remove short shift linkage from the trans. Sometimes air can get trapped in the unit. Stopped by to say this worked for me as well. If I go back and forth from a forward gear to reverse, it will eventually become unlocked and start moving along fine again. This purges any air from the hydraulic transmission system. Good luck. 15. Some things are beyond DIY. 13. Joe Crabtree. You then replace the wheel with the circlip / washer etc. Moved the shifters and I could not get it to move with shift. To replace the transaxle, first jack the tractor up off the ground and set the parking brake to release tension on the belt. Well, after waiting for new chains and gaskets and not able to pass up the tarpon season, I finally got back to it. JavaScript is disabled. Check for any grinding noise as well as any play, which can indicate a worn bearing. But the most common issue will be the oil itself. I own a 4.5 years old Craftsman mower with a 20 HP Briggs motor and a hydrostatic transmission manufactured by Tuff Torq (K46 model). My problem is that when I'm going up or down a hill the mower will start jerking and finally it will just free wheel down to the bottom. I was able to get the mower up on 4 jack stands once the deck was removed. Sit in the operators seat and start the engine. It should roll. I have checked the idler pulley & it seems to be working OK. My mtd slows down and then comes to a stop while going up hill. With motion control lever in neutral position, slowly disengage clutch/brake pedal. Riding Lawn mower jerks on take off when put in gear I have a Craftsman 16 HP riding mower. Move control levers forward and roll about 5 feet. I learnt that if the wheels move backwards and forward! To replace this belt, first remove the cutting deck and battery. Here are some basic troubleshooting tips to fix your hydrostatic transmission lawn tractor problem fast! It mainly does this going down hill, but it has gotten to where it will not climb a hill. oh? Next, re-install the pulley and torque the hold-down bolt to 38-50 foot-pounds. The pulley on top of the transmission is spinning. If any pulley is concaved, has deep grooves on the inside, or is bent, it will need to be replaced. my mtd mower jumps out of gear. When its time to call in an expert, dont hesitate. Just to be sure, I ran the mower for a couple of hours hard with no hick-ups. Aug 10, 2018 / Craftsman LT1000 20HP 42" Transmission Jumping In And Out Of Gear. Remove your drive belt and check the inside condition of the pulleys. Blades and Mower Gear. maybe it will give you some ideas? It had even chewed a hole in the case. For a better experience, please enable JavaScript in your browser before proceeding. I always had this problem but it appears to have gotten worse. While mowing along doing just fine, it will come to a sudden stop. Shut off engine and set parking brake. You will require a press to do this procedure. We were unable to add your email to our mailing list. either that or i'm super strong. Next, lift the seat to access the battery. Mtd mower keeps jumping out of gear [ 0 Answers ] I have a 2008 MTD riding mower (mod#13AM762F052) . 2) Loosen the two RH axle boot clamps then slide the boot off the fender bearing and small trans flanges. @beverlysims. What's your design trend prediction for 2016? #1. When you release the clutch the belt tightens and you have engagement. As the sides of the belt wear off, it makes the belt narrower, which can end up stretching the belt longer. 6. Clean pump cooling fins with a rag, brush, or compressed air, and check for damage. 4. I put about 1 - 1.5 turns on that bolt and noticed the linkage was reacting faster was I pushed the lever and the wheels were kicking in faster. I have same problem except lever wont go fwd OR rvs like stuck in park AND reverse. Lift the middle sheave slightly so the belt will clear the belt guide, and remove the belt from the variable speed pulley. Well I found the page in the manual but also found out that I do not know how to scan it with the new printer we have. pea carlot. To read more great articles about mowers I recommend Average Life Of A John Deere Lawn Tractor They are often referred to as OPE belts. Or, is it something completely different? Get the Door. I tried purging the transmission but to no avail. In the transmission section of your operators manual, youll find a section that covers oil viscosity. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. The shifter handle to engage forward and reverse is on the left back wheel arch area. Other than new parts I've seen a little dry graphite slick things up and provide at least a temporary solution. Sitting in the tractor seat, start engine. Re-install the drive belt and the mower deck. For a better experience, please enable JavaScript in your browser before proceeding. We need a picture from the manual and I don't have one handy just now. It may not display this or other websites correctly. I found a good used replacement transaxle but there is always risk in the used one having similar problems. Image source: Z915E ZTrak Zero-Turn mower with hydrostatic drive train, deere.com, Tractor Transmissions: Shuttle Shift, Hydrostatic, and Gear Drive. I had the same issue after removing one of the rear wheels. Remove the old bearing and replace it with a new one inside the pulley. This could be possibly a 2-part fix. Double-check that the blades are disengaged, and then inspect the battery terminals for signs of corrosion. Wow, I'm impressed. With the shifter out, what you need to do is use a screw driver or similar to align the two sheet metal do-hicky (JD calls it a stop) and the shifter forks so they make a square opening. are you sure the trans shaft is turning there might be a sheared key between the pulley and the shaft pull off the pulley and check to see if there is a woodruff key wissing or brokeing . The black cable goes on the negative terminals. 2. Are you saying it was doing the same thing before you changed the drive belt. When the clutch is depressed the belt is loose and there is no friction to engage it to the transaxle. With the old bearing replaced, you can re-install Bearings are located between stationary objects and rotating shafts. Posts: 486 Engage transaxle by placing freewheel control in engaged position. Mower will both direction but when I pull the lever in the transmission it will not go in nutrual so I can push it, Sep 2, 2020 by Danbury Landscape Architects & Landscape Designers, Simpsonville Landscape Architects & Landscape Designers, Windham Landscape Architects & Landscape Designers, Winder Landscape Architects & Landscape Designers. Re-install the spacer with the rounded shoulder towards the engine. Thanks for that advice. When disconnecting the battery, always disconnect the black negative battery cable first, then disconnect the red positive battery cable. saved me lost of $$. When they are in the correct position, you would have both shift rails and forks in neutral. Ensure they are on the correct ones before continuing. You can buy it in a squirt can, often used to lubricate locks. Your call. Reinstall thecotter pin back in the ferrule on the top side of the variable speed pulley bracket. Disengage the transmission (check your operators manual to see how this is done). The mower did not move the first couple of times when I got to that point in the process. Examine the belt to ensure it's not . Confirm by rocking the tractor back and forth. Return the levers to neutral and repeat this steps three times. But the wheels are not pulling. Disengage transaxle by placing freewheel control in disengaged position. This is pretty common in zero-turn mower transmissions. @verandssdnarev. I Bought a replacement gear sector for a craftsman riding lawn mower, Model # 917.271530. I tried purging the transmission but to no avail. Pulled it apart and was able to get the forks back into neutral. HELP ITS MY WIFES MOWER!!! Turn engine off and apply parking brake. If there is interference with the brake/clutch pedal, your gear shifter may not come out of the neutral position. You then replace the wheel with the circlip / washer etc. 18. worked fine previously. Note that, while temperature affects viscosity, the right oil has enough range to operate in any reasonable weather. It is worth noting that the orientation of left and right is determined from the operator's position in the seat. The air is purged from your system and your zero-turn mower is ready for action. The problem I have is that no matter how slowly I release the clutch, the tractor jumps/jerks, front wheels jump off the ground; it does it in each gear-worst on the high gear. JavaScript is disabled. You may need an open-ended box end wrench to hold on to the nut on the back side of the pulley as you loosen the hold-down bolt. Make sure the oil reservoir is properly filled according to specs. I sprayed the belt while idleing in neutral and it worked like a charm! I recently removed the rear wheel to replace it on my Hayter Heritage 10/30. What is the proper name and part number or can you direct me to a parts repair list on-line? Make sure the oil reservoir is properly filled according to specs. With the old bearing replaced, you can re-install the pulley, the drive belt, the mower deck, and the battery. Yesterday I idled the mower to empty the grass catcher but then couldn't get the mower to move. Did one more transmission air purge without the cap screwed down tight and VIOLA! Replace the riding mower carburetor assembly. Everthing looked ok. There are no belts. Does that still sound like a chain/gear problem in the chain case? Could it need to be purged? The main cluster that was damaged was over $200 from Deere. Trans MTD Yard Machines - Craftsman Transaxle Repair. I stopped regularly using the cutting deck because it cannot mulch and there is no bagger available - I have a lot of leaves in the fall. I paid $100 for the mower and it's had this transmission slip issue since I've had it. I always had this problem but it appears to have gotten worse. Looking closer, I see that the two nuts/bolts with the red arrows have been moving. A worn gear in this unit can cause your lawn tractor to jump in gear. Next, replace the pulley and re-install the new one. The further you slide it forward, the faster it goes. Under the battery compartment you will see a large transaxle pulley. The higher speed selection the louder the noise; the noise is almost like a metal chatter.