I usually just have to touch the lever and it goes again .How - Answered by a verified Technician. To replace this belt, first remove the cutting deck and battery. When it needs to be fixed fast and done right, call an expert! Then, secure the ferrule with a new cotter pin and test the operation of the linkage. It's like the transmission locks. These HST trannies are considered throw aways since usually rebuilding them is a bout 75-80% of the cost of a new one. Your gonna have to get a bigger boat to get me out there ! Next, replace the pulley and re-install the new one. Could it be bad? 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. I used Mobil 1 20W-50 oil this time. You also have to move the throttle lever to slow. I learnt that if the wheels move backwards and forward! Next, maneuver the drive belt off the transmission pulley. Mine seems to be in neutral. Once attached to the flywheel the lower plate and, ultimately, the mower deck pulley also begin rotating. My reverse is not engaging very well have to hold the leaver hard back to get any effect . I downloaded the manual for my mower - a Husqvarna CTH150XP. Your tractor operators manual will have information specific to your make and model, and will offer helpful information about where to find filters and other parts that might require servicing are located on your tractor or lawn equipment. Failure of any mechanical component, a broken hose, or clogged filter will cause tractor hydrostatic transmission problems. Finally, re-connect the brake lever and cotter pin, and re-attach the belt. Apr 16, 2023 by Park the mower on level ground, set the parking brake, and put the rear on jackstands. Belt was replaced a year ago, problem has been getting worse sense belt replacement. @taylorsonia12. It may not be a transmission problem, you may be able to fix it in a. Pull motion control levers to full reverse position and hold for five seconds. When I engage the transmission catch (in lower back) in order to push it to the garage to look at it, My 3 year old Craftsman GT5000 lawn mower jerks and/or surges while in motion. Get the Door. Chris After the tractor moves approximately five (5) feet return the motion control lever to the neutral position. Locate the instructions for removing the cutting deck in your owners manualto determine the correct process for your model. This is because the axle on the changed wheel is turning inside the wheel, and without the square key, the wheel is not turning when on the ground - note: both wheels will turn if you lift the mower as there is no resistance. Yes, the heavier weight oil will help for a while and then your problem will return. With any transmission, things can go wrong. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more! I opened the transmission to see if anything was warn. I have a Craftsman 12 HP 38" lawn tractor, Model No. Adjust the ferrule with a new cotter pin as you did when adjusting the speed control linkage. Remove the cotter pin that secures the ferrule in the latch assembly and disconnect the linkage from the latch assembly. maybe it will give you some ideas? I have a MTD 12.5 hp 38 inch cut riding mower that was giving to me.I put a battery in it and it runs fine, but when I put it in forward or reverse, it doesn't move.Can someone help me out.Thanks Mike. Same here. With the engine running, move throttle control to slow position. You dont want it to wear by contacting that metal - but it also has to do its job and keep the belt on the pulley when clutching and theres slack in the belt. 9. I opened the transmission to see if anything was warn. As Step 3 in the "To Move Forward and Backward" states, I slowly move the motion control lever forward but nothing happens until it reaches 2/3 of the way to the max and it jumps into gear with a jolt and move forwards. Now you can remove your mower deck. Murray riding mowers require you to press the clutch/brake pedal before using the shift lever. Transmission part number is MTD 618-04034. There's fresh metal surface where they've shifted. 917.255561. Just snap a photo and we'll find and store your user manuals, receipts, and product information in one easy-to-find place! I had to repeat the procedure maybe a half-dozen times and finish with 3-4 hard steps on the forward lever, but it does work! Remove the shift lever knob and the shift quadrant. Zero turn hydrostatic transmission problems can start with air in the system, a condition known as cavitation. 4) Remove short shift linkage from the trans. The carburetor mixes gas with air before the fuel goes into the cylinder. 18. You are correct, and the instructions are being followed. 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. Rust or wear in the pulley, or a badly worn belt where the clutching cover is exposed and the rubber is coming through to much, etc. If I stand it on end, the wheels spin - opposite directions - easily and the drive disk turns. Jackie Houtchens. Next, remove the drive belt (to determine how to remove the belt, follow our instructions under the Belt heading above). I own a Craftsman Lawn Tractor model 917.25022 with tight turn. Move control levers forward and roll about 5 feet. Mtd mower keeps jumping out of gear [ 0 Answers ] I have a 2008 MTD riding mower (mod#13AM762F052) . Reverse seems to work just fine. Inspect the linkage between the clutch/brake assembly and wheels, as well. How do I change a gear sector on a Riding Lawn mower. Examine the belt to ensure it's not . Now you can pull the cotter pin out on the brake lever and remove the lever itself. I tried purging the transmission but to no avail. Very convenient. Thr third time it budged just a bit in forward only. Lift the middle sheave slightly so the belt will clear the belt guide, and remove the belt from the variable speed pulley. There are no belts. The Fix App makes it easy to manage all your stuff in one place. NOTE: If your mower or tractor has a transmission that must be removed for service, be sure to purge after it is serviced and before you use it. Could it need to be purged? I have an old rear engine Snapper rider. Anybody know what is wrong? I have taken the transmission apart and could see no visible indications of bad pieces. Blades and Mower Gear. The transaxle is now purged and ready for normal operation. Shut the engine off and set the parking brake. 6. @raystephens920. It will not move. Engage transaxle by placing freewheel control in engaged position. weight on the seat and started it up. Thanks, I have a MTD 12.5 hp 38 inch cut riding mower that was giving to me.I put a battery in it and it runs fine, but when I put it in forward or reverse, it doesn't move.Can someone help me out.Thanks Mike, My Craftsman riding mower jerks/surges while in motion, Craftsman 14.5 42 inch riding lawn mower gear sector. When a riding lawnmower's mounting system is off balance, it affects how evenly the mowing deck hangs, and an uneven deck may affect the drive belt's operation and cause the belt to come off.. Spin all the pulleys and look for a seized bearing. (i'm still tired from pushing that thing!). A pulley that is binding will cause the lawn tractor to jerk forward. https://www.manualslib.com/manual/496477/Craftsman-917-271920.html?page=13#manual. Moved the shifters and I could not get it to move with shift. Engine. With the old bearing replaced, you can re-install the pulley, the drive belt, the mower deck, and the battery. Under the battery compartment you will see a large transaxle pulley. I pushed it up to the garage. 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). Next, re-install the pulley and torque the hold-down bolt to 38-50 foot-pounds. Sounds as if you need a new belt. And when you replace the belt, try to get a "wrapped" belt rather than a "raw edge" belt. -Clever Jeff . Bungled Belts. Hook your jumper cables up to the lawn mower. 3. That is about the best you can do. The engine starts and runs fine. Did one more transmission air purge without the cap screwed down tight and VIOLA! Theres no need for gears, and changing speed is smooth and efficient. Position the motion control levers in neutral (N) and disengage clutch/brake pedal. Check for any grinding noise as well as any play, which can indicate a worn bearing. You must log in or register to reply here. Disengage the transmission (check your operators manual to see how this is done). For a better experience, please enable JavaScript in your browser before proceeding. You are possibly missing the small key that locks the wheel to the axle, it can fall out if you have recently changed a tyre, simple fix!! I have an older model Cub Cadet that bucks terribly when taking off going forward but is smooth as silk in reverse. The mower did not move the first couple of times when I got to that point in the process. The drive belt transfers power from the crankshaft pulley to the transmission. Next, lift the seat to access the battery. Hi all!! mowing around this weekend and went to reverse and shifter is just floppy. One cause of this issue is the transmission oil being low. I had one once where I did what you did. 2) Loosen the two RH axle boot clamps then slide the boot off the fender bearing and small trans flanges. Then, slide the new transaxle into place and re-install the mounting bolts. Looking closer, I see that the two nuts/bolts with the red arrows have been moving. It mainly does this going down hill, but it has gotten to where it will not climb a hill. When I put in 2nd, 3rd, 4th, or 5th gear and let the clutch out slowly, it jerks to the extent that it nears throws you off the mower. I was able to get the mower up on 4 jack stands once the deck was removed. Replace the lower transmission belt and re-install the mower keeper and belt guide. When engaging forward i get forward movement but unless i hold the shifter in forward it starts to make a clunking noise and eventually jumps out of forward to N. This can make the belt too long to work properly with the variable speed pulleys. The brake clutch pedal is at the front left of the machine. Please can someone help me. But check the easy way first. I have replaced the transmission belt (upperdrive belt). 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. If there is interference with the brake/clutch pedal, your gear shifter may not come out of the neutral position. Laura McClelland. oh? The higher speed selection the louder the noise; the noise is almost like a metal chatter. Any suggestions on how to resolve would be welcomed! You can probably reach through the fender pan to remove the socket head screws from the tower and pull out the lever to take a look. It will sometimes drop off onto the ground - often the lawn - and be lost or hard to find. When mowing down hill it will occasionally feel like it jumps out of gear (or belt slips) and the mower will free wheel down hill at an unsafe speed. 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. Some of the parts that are usually suggested to check are the bearings, gears, belt, and pulley. As the sides of the belt wear off, it makes the belt narrower, which can end up stretching the belt longer. A couple more attempts at purging did nothing more. For a better experience, please enable JavaScript in your browser before proceeding. Some sharp eyed fellows will notice some things seem different with this tranny. Can someone tell me if this can be fixed without professional assistance. To check for a binding pulley, start by disconnecting your battery, and remember to start with the negative cable first. Re-install the drive belt and the mower deck. Apparently that did the trick. Hope this helps - but for those who obviously have drive/gear/bearing issues - man I wish you the best of luck, youre braver than I am doing a rebuild. mrtractor - I did not have graphite spray but I did have silicone lubricant spray. Remove your drive belt and check the inside condition of the pulleys. When disconnecting the battery, always disconnect the black negative battery cable first, then disconnect the red positive battery cable. Please help, I tried everything listed..still stuck in gear, Oct 4, 2022 by Jun 3, 2018 by Check for any grinding noise as well as any play, which can indicate a worn bearing. Move motion control lever to neutral position. . To replace the transaxle, first jack the tractor up off the ground and set the parking brake to release tension on the belt. I find I can usually locate one of these tractors used for a couple hundred bucks or less - and I use the old one(s) for parts. This purges any air from the hydraulic transmission system. Check fluid level in back axle by removing plug, item 14 page 12 in parts manual. The first step is to read your Operators Manual. Doh, added this as a comment not answer, Ill try again. This will cause that jerky engagement until they smooth-off again from use. If any pulley is concaved, has deep grooves on the inside, or is bent, it will need to be replaced. http://struckcorp.com/downloads/mt3000/pdf/Peerless Mechanics Manual.pdf, Medium Frame Compact Utility Tractors (MCUT), Large Frame Compact Utility Tractors (LCUT). There are many different types of equipment with hydrostatic transmissions, and we can only offer general advice. I have a Yard Machine by MTD 638RL The Model number is 13A1762F029. Please help. 3) Remove the drive disc from the trans and set aside. It is designed to transmit power in forward and reverse, and transmit power to the drive wheels. To replace this belt, first remove the cutting deck and battery. The mower should be parked on a level surface and not in danger of rolling, with the parking brake set. Repeat steps 5 through 7, three (3) times. I just never liked the way they cut on turns. See more Reply Save Like And they are. Receive money-saving advice and special discounts! 20. I sprayed the belt while idleing in neutral and it worked like a charm! 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 Next, maneuver the drive belt off the transmission pulley. Use a spring puller or a small piece of rope to relieve tension on the upper drive belt. Here are some basic troubleshooting tips to fix your hydrostatic transmission lawn tractor problem fast! 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 . Goes forward ok .. Tom is right about the brakes, I hope that helped. My riding mower will move in reverse but will not in forward. Damn, I sure wish I could bring this thing inside to the A/C.. Well, got it all apart rather easily. I'm pretty handy and have the tools but sure would like to know where to begin in taking it apart. 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. Its one of those farm equipment essentials you simply cant do without. I repeated the process about 5 or 6 times and it took off!! Next, remove the hold-down bolt on the pulley. I recently removed the rear wheel to replace it on my Hayter Heritage 10/30. With the parking brake engaged, remove the cotter pin from the ferrule on the top side of the variable speed pulley bracket and disconnect the ferrule from the bracket. You will require a press to do this procedure. CAUTION: At any time during step 5 there may be movement of the drive wheels. It does good in Mtd riding mowers not going into gear stuck in nutral, Craftsman dlt 3000 6 speed tranny slips in and out of gear at will does not have all gears. I tried purging the transmission but to no avail. #1. Adam Arden, was mowing lawn and I was shifting gears alright then the next time I went to shift gear either forward or reverse wouldn't go but in neutral I can push the mower. Repeat steps 14-16, with the motion control lever three (3) times. Under the battery compartment you will see a large transaxle pulley. 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.
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