The 1840 has no clutches, it is a hydrostatic drive. Under the seat there are spring centering mechanisms that return the levers to center position. look at the spring mechanism while moving the lever and see if the spring has free play either way, if so adjust the nut on the rod till the spring eliminates any free play. If the unit still moves you may have to change the rod length to the drive pump. Look it over carefully before you do anything so you understand it before changing anything.
Another issue, if the unit has high hours check ALL the ball joints in the lever linkage for wear as it is near impossible to get the centering mechanism to work if there is extreme wear in the joints.
We sell tractor parts! We have the parts you need to repair your tractor - the right parts. Our low prices and years of research make us your best choice when you need parts. Shop Online Today. [ About Us ]
Today's Featured Article - Identifying Your Tractor - by Staff. Maybe you bought it from a friend who didn't know what kind of tractor it was, or perhaps (and this is every tractor fanatics dream) you stumbled across it in an abandoned field covered with weeds but intact. In any case, you have no idea what the make and/or model is. For awhile perhaps it doesn't really matter. Especially if it runs! But pretty soon you'll probably need to tinker with it a bit and maybe buy a part or too. Having a manual is nice. But how does one go about dete
... [Read Article]
Latest Ad:
For sale Farmall super A tractor is complete and has just been setting for awhile,it was running when pulled out of the barn,shouldn’t take to much to get it going asking 1100.00
[More Ads]
All Rights Reserved. Reproduction of any part of this website, including design and content, without written permission is strictly prohibited. Trade Marks and Trade Names contained and used in this Website are those of others, and are used in this Website in a descriptive sense to refer to the products of others. Use of this Web site constitutes acceptance of our User Agreement and Privacy Policy
TRADEMARK DISCLAIMER: Tradenames and Trademarks referred to within Yesterday's Tractor Co. products and within the Yesterday's Tractor Co. websites are the property of their respective trademark holders. None of these trademark holders are affiliated with Yesterday's Tractor Co., our products, or our website nor are we sponsored by them. John Deere and its logos are the registered trademarks of the John Deere Corporation. Agco, Agco Allis, White, Massey Ferguson and their logos are the registered trademarks of AGCO Corporation. Case, Case-IH, Farmall, International Harvester, New Holland and their logos are registered trademarks of CNH Global N.V.