Allis Chalmers 5040 3PH problem

/ Allis Chalmers 5040 3PH problem #1  

living green

New member
Joined
Jan 22, 2012
Messages
3
Location
Greenville Ky
Tractor
John deere x320,210, 212, Ford YT-16, Allis Chalmers 5040, Bobcat 873g
I have a AC5040 and when the 3ph is all the way up it bleeds off and lift back up on its own and causes the tractor to shake. I have replaced one of the hydraulic pumps and still have the problem. Any advice would be helpful. Thanks Tim
 
 
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