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steering gear before the installation process.
Check the mechanical gap of steering oil cylinder. Turn the steering wheel with
hand when the tractor stays at the same position and observe if there is oversized
gap at the connections of both ends of the steering oil cylinder and the tractor
axles causing dead running of oil cylinder. If any, eliminate the gap before the
installation process.
Check the mechanical gap at toe-in of tractor. Turn the steering wheel with hand
when the tractor stays at the same position and observe if there is oversized gap
between the toe-in and the connection shaft of left & right guide wheels causing
dead running of toe-in. If any, eliminate the gap before the installation process.
4.3.1.2
Install Transition Unions onto Hydraulic Valve
The positions of oil ports are shown in the figure below. Mount transition unions to
ports P, P1, L, R, and T of the hydraulic valve.
Note: bonded washer should be used for the installation.
Figure 69 Installation positions of transition unions on the hydraulic valve
