Posted by Owen Aaland on July 14, 2011 at 13:56:52 from (216.47.33.237):
In Reply to: 656 Hydro question posted by Dean on July 12, 2011 at 07:15:05:
Quoting Removed, click Modern View to see
The Decelerator relief valve is working. That is what caused the tractor to slow when you pulled the lever back to neutral.
The most likely cause of your problem is the snap ring is off the end of the shuttle valve. The shuttle valve is what the directs the charge pressure to the unloaded side of the hydro circuit to provide make up oil to keep the circuit full. The valve is spring loaded to the center position and moves to supply the oil to the intake side of the hydrostatic pump. When going down hill or decelerating the motor and the pump swap functions. If the shuttle valve does not shift then the hydro circuit will not stay full of oil.
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 - Earthmaster Project Progress Just a little update on my Earthmaster......it's back from the dead! I pulled the head, and soaked the stuck valves with mystery oil overnight, re-installed the head, and bingo, the compression returned. But alas, my carb foiled me again, it would fire a second then flood out. After numerous dead ends for a replacement carb, I went to work fixing mine.I soldered new floats on the float arm, they came from an old motorcycle carb, replaced the packing on the throttle shaft with o-rings, cut new ga
... [Read Article]
Latest Ad:
1964 I-H 140 tractor with cultivators and sidedresser. Starts and runs good. Asking 2650. CALL RON AT 502-319-1952
[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.
