If that is the case, on no account tighten the nut with an impact driver. John deere primary transmission variator pulley kit mia31john deere primary transmission variator pulley kit replaces mia12481. You can keep the shaft from rotating with a variator holding tool or by using a light duty impact tool. The honda pcx honda forza sh forums your predominant source of information for the honda pcx 125, honda pcx esp, honda pcx 150, and forza. Remove the variator unit by pinching it and pulling it out. Yamaha zuma 125 yamaha cygnus 125, gtr, yamaha majesty 125,yamaha vino 125. The one in the back goes to the clutch and rear wheel. I had a belt, with no way to change it in a parking lot.
You will need a 17mm socket for the nut holding the variator in place and a 19mm socket for the clutch bell nut. Sep, 20 simplest way to replace a gy6 scooter cv belt. Reversable impact wrench socket for 150cc and 250cc clutch flat nuts. Oem general transmission rt400 variator drive pulley. I dont know who carries an impact wrench with them, so with this plus a car style lug wrench 17mm. Ok, i had the grinding noise when rotating my back wheel when still and not running. In the end i used a 12v impact driver to remove it and the variator nut. Pulley is precision engineered to increase performance over stock variators.
Install rear pulley onto drive shaft followed by clutch. Rules, new member introductions, and forum information. As for another post, my mileage went up when i did the big ruckus face b and 21 or 19g sliders. Im not sure what your variator pulley looks like, but there are variator holding tools out there. I replaced the rollers in the variator and removed the clutch bell to check the clutch shoes for wear. The steep angle ramp plates in the dr pulley variators allow for. The slide pieces in the variator are equally as important as the rollers. With the drive cover off you can see the variator drive pulley to the left and the driven pulley and clutch assembly to the right.
I tried listening to lyle lovett while working on it, but still couldnt keep the variator fixed pulley from turning as my strap wrench kept slipping off. Precision engineered ramp plates create less friction on the. Using a 6 extension bar with both to gain access to the bolt. Sometimes, it is necessary to fit the belt pulley from the old alternator onto the new alternator. John deere variator adjustment for 110, 112, 200, 208, 210, 212, 214, 216 duration. Dec 24, 2019 ok, i had the grinding noise when rotating my back wheel when still and not running. Simplest way to replace a gy6 scooter cv belt duration.
It needed 67 hits on the variator nut to remove it, but the wrench did remove it ok. Jan 20, 2020 well, it worked fine for overthehill on his 250 cvt when we were in or over labor day and i have used it swap out a crank pulley on infamous 650. Now your variator is locked into place and you can use a ratchet or wrench instead of getting out the old impact gun. These bolts can have a rating of 400700 lbft or more especially if theyre. What is the least inexpensive way to remove this so that i can change the belt.
The dr pulley variator comes with the variator, fan plate, and center boss pin. Scooter roller weight changing with out impact wrench part 1. Just used a 12 piece of plywood, a couple 14 bolts 114 long, fender washers and blind nuts on the back side. Drive belt, clutch, variator, front pulley, rollars, and other related cvt spare parts for hammerhead 150 gts buggy search parts. Scooter roller weight changing with out impact wrench part 1 447za. Since i destroyed one of my bolts, i installed 5 of the 6 and left the hole in the far rear empty, that way itll be easy to install when i receive my replacement later this week from. Hi guys, i recently wanted to change to a pair of dr pulley rollers. Oem general transmission rt400 variator drive pulley gt79398 john deere mia31. I bought the impact driver, but wasnt sure if the holding tool is a necessity or just a waste of money. Hi, i need my variator bolt off and i dont have a impact wrench, i tried a drill, and a hammer drill i also tried jamming a extension bar in there, and managed to snap off some teeth. So matching a dr pulley variator with a dr pulley clutch and slider weights is a killer upgrade. Crankshaft pulley bolt is the most stubborn, highly torqued and perhaps the most challenging bolt to remove in a car. Variator nut removal will crank your engine here is an easy and cheap way to stop the engine from moving so the nut can be removed. How do i remove a pulley where i have no way of stopping it turning.
Even more importantly, you can use a torque wrench to install your variator nut to the specified torque setting. If you can borrow a decent 12 electric impact wrench, that should shift it. Guide how to service or change rollers sliders xmax 300. Variator in pieces trying to remove 17mm nut shown in video. Pulley variator slides are made of the same abrasionresistant nylon as the dr. The tech in the video mean ase master technician, i first encountered a stubborn crank bolt on a honda back in. Use caution when using power tools as it is possible to strip the threads on the crank shaft. It is my traveling impact and does not get much use since i use a compressor at home, but it has paid for itself already. I carry a spare belt and tools for that just in case scenario. As an alternative you should be able to use an impact wrench here if you have one. The driver is complete with drive rollers as shown, drive belt 7432030, and the driven pulley. The material these slider are made off is very slippery and that suppose to increase its performance. The wrench just has to be the right length to put the open end between the teeth of the variator drive face, and the other end sits in one of the contours of the back of the cvt case.
I just spread the rear pulley and push the belt down to hold it apart and the belt will slip right over the variator. Specially coated ramp plates create less friction on the rollers, allowing them to adapt more rapidly to changing driving conditions and resulting in less wear. Removing the variator or clutch without an impact wrench. Dr pulley is well know for its slider roller weights for scooter variators as the first upgrade as well as the easiest upgrade to get results right away. The ball bearing inside the driven rear pulley was the culprit. Variator motor china motors brand inverter duty motor. By offering all elements of the drive program, everpower motor company also gives you an individual point of get in touch with for support and program. Slide belt onto drive boss followed by drive face and kicks start washer.
What is meant by a driven pulley and a driving pulley. No impact wrench, how to remove variator nut buggynews. Install drive boss and moveable drive half onto crankshaft. An impact driver ether air or electric is the best way to go. The air gun, or impact wrench, is the powered version of an astonishingly. Trying to potty train a 2 year old, please send wipes currently ride. First step in replacement is this drive belt cover need to be removed you will need 8mm, 10mm socket and a philip head screw driver for this job. Dr pulley gy6 variator kit 150cc rzr 170cc drowsports. Variator in pieces trying to remove 17mm nut shown in. May 12, 2008 scooter roller weight changing with out impact wrench part 1 447za. John deere secondary transmission variator pulley kit product information product dimensions 4.
No impact wrench, how to remove variator nut by gndoc. Torques per early pre 07 manual are 85 nm on the clutch nut, 105 nm on the variator. Do not attempt to complete step one above unless you have a high power impact wrench to take the nuts off of the pulleys. Driver pulleys pulleys american sportworks parts dept. A really quick video of the variator pulley on a john deere 110. Remove the variator drive face and kick start washer. Pulley 19,0g, 25x17 mm for gilerapiaggio 500cc, 4 stroke lc, 8 pcs sr rolls from serie pro line from dr. It makes slow speed maneuvers a little jerky and less predictable, though. I used my handimpactdriver again and lightly tapped it a few times to get it tight. Other, the big one which is attached to the smaller one via a belt. Torquing front pulley variator center nut suzuki burgman. Remove the variator and clutch securing nuts with your impact driver or using your strap wrench and 19mm socket. Removing the variator or clutch without an impact wrench jan 3, 2015 5.
As for the actual affect on acceleration, low speeds are where the torque driver in the cvt is at the most aggressive angle anyway, so other than that initial pop off the line, id attribute most of the tendency to rev to the drive pulley itself. This dr pulley variator will fit the following scooter models and more. It comes together with the variator plate guide, and need to be replace too. The front inner pulley half also acts as the housing for the variator roller. Thought i could leverage a metal rod on the fan to the floor and drilldrive the variator nut off. I would never use an impact wrench to tighten a nut onto the crankshaft. Scooter roller weight changing with out impact wrench part 2 duration.
As far as checking the belt on the variator, there is one pulley up front that is the out put form the motor. I bought these from the manufacturer direct as no one sells these here in australia. This racing variator from dr pulley is precisionengineered to increase performance over stock gy6variators. Initially used a 12 air impact wrench with a max torque of 420 lbft.
The honda pcx honda forza sh forums view topic how. At idle the belt should be on the inside of the front pulley and outside of the rear. John deere primary transmission variator pulley kit mia31. Place supplied roller weights into variator and install backing plate. No impact wrench, how to remove variator nut by gndoc fri nov 04, 2011 11. The honda pcx honda forza sh forums view topic how to. Jul 20, 20 i have done the small wrench trick i saw on youtube several times on a 50cc gy6s with success. Pulley variator slides for 250cc 4stroke watercooled cn250 172mm engines. The hit clutches from dr pulley are most well known for their power and many ways to adjust them. The hit clutches from dr pulley are most well known for their power and many ways to adjust. Pulley instructions are real vague but say to add the washers depending on your engines power curve. Variator motor china motors brand inverter duty motor with a drive in the accuseries collection, you can benefit from the benefits of a. Scooter roller weight changing with out impact wrench part. Pacific nw well, it worked fine for overthehill on his 250 cvt when we were in or over labor day and i have used it swap out a crank pulley on infamous 650.
After you have completely cleaned your cvt system and replaced your belt, you need to check that everything works correctly before you put your cvt cover on and head for the streets. Kit includes 1 m150107 driver pulley 1 m150103 driven pulley with outer drum. It is highly recommended to change the slide pieces to coincide with the rollers. Have a 27 mm crankshaft pulley bolt that is resisting removal. Pulley is precision engineered to increase performance over stock.
Crankshaft pulley bolt removal peachparts mercedesbenz. One little tip, to ease fitting the pulley, i used a thin piece of wood to pull the belt into the clutch end pulley and opening it up, by pulling the stick against the variator spindle, which. Jan 12, 2019 as far as checking the belt on the variator, there is one pulley up front that is the out put form the motor. Yamaha zuma 125 this high performance variator from dr pulley is designed to increase performance over stock variators. The whole job should probably take about half an hour to 45 minutes. This is a complete replacement kit for the hammerhead and most other chinese 150cc drive and driven pulleys.
I have used the harbor freight impact wrench on a 250 cc size scooter honda helix. Slow acceleration prior to mph 1984 honda elite ch125. Simplest way to replace a gy6 scooter cv belt youtube. I have been using this method to get the clutch and pulley assembly apart for a while now, it is. Replaces part numbers gt79398b, gt79398a, john deere mia31. You would still need a torque wrench anyway to determine 76 ft. Crankshaft pulley bolt removal peachparts mercedesbenz forum. When you add the washers, it delays the amount of time that belt rides up onto the ramp since now the variator ramp is slightly further away from t. Ncy super transmission kit gy6 125150 tools required. Pulley products are some of the best on the market today. Also see link below to go directly to the article on how to loosen the honda crank pulley bolt when other methods fail, like the big impact gun etc. Looking for an easy way to get that big flat nut off your clutch assembly to install your new clutch main spring or performance clutch. Impact driver mostly 14 hex fitting, can be used as an impact driver andor a drill with the right adaptors, max torque around 120nm in my price range, torque adjustable but not precise.
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