I acquired a TC33d in parts and am putting together. I don't see any marks on the hydraulic manifold diverter to indicate line routing loader valve. From what I can tell the top plug is for power-beyond, the middle more forward plug is return and the bottom plug is pressure?
I am restoring a burnt JD 855 tractor and all that is left is to get power steering to work. Initially a seal in the Parker HGF steering valve was leaking so I took pump apart and completely rebuilt. When I reinstalled it, the pump would initially work when air was in steering ram, but then...