Tractor Talk Discussion Board |
Re: Hydraulic Valve Question
[ View Follow Ups ] [ Post Followup ] [ Return to Forum ]
Posted by Greg D on February 15, 2003 at 17:25:16 from (209.240.198.61):
In Reply to: Hydraulic Valve Question posted by Darrel on February 15, 2003 at 15:01:01:
The difference is basically as the name implies. An open center valve will allow oil from the pump to flow through the center- open center- and through to tank. Closed center on the other hand is just as the name says. Oil is not able to pass through the cener of the valve. A closed center valve is normally used on a system where the pump is stroked or activated by a signal to the regulator to either stroke a piston pump or shift a valve to allow flow to the control valve. I don`t know your system, but would hazard a guess that you need an open center valve. Hope any of this helps.
Follow Ups:
Home
| Forums
Today's Featured Article -
Third Brush Generators - by Chris Pratt. While I love straightening sheet metal, cleaning, and painting old tractors, I use every excuse to avoid working on the on the electrics. I find the whole process sheer mystery. I have picked up and attempted to read every auto and farm electrics book with no improvement in the situation. They all seem to start with a chapter entitled "Theory of Electricity". After a few paragraphs I usually close the book and go back to banging out dents. A good friend and I were recently discussing our tractor electrical systems when he stated "I figure it all comes back to applying Ohms Law". At this point
... [Read Article]
Latest Ad:
18-32 Case Cross Motor
[More Ads]
Copyright © 1997-2025 Yesterday's Tractor Co. 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. Yesterday's Tractors - Antique Tractor HeadquartersWebsite Accessibility Policy |
|