Page 28
45-J Desel - Servce & Parts Manual
January 2022
Secton 10 - Hydraulc System
locker on each screw-in orifice.
Install valves.
Installation
Attach manifold assembly to mounting plate with mounting bolts.
Connect solenoid leads as previously tagged.
Connect hydraulic hoses as previously tagged. Be certain to tighten hoses.
Open the ball valves on the Hydraulic Tank.
Failure to open the ball valves on the Hydraulic Tank will result in
damage to the pumps������
Connect the battery.
Operate each hydraulic function and check for leaks and for proper operation.
Adjust valve pressures.
Hydraulic Pressure Adjustment
Before attempting to check and/or adjust pressure relief valves, operate the machine for 15 minutes
or long enough to sufficiently warm the hydraulic fluid to normal operating temperature.
Insert a 0-5000 psi gauge onto the appropriate pressure test port GP using gauge adapter fitting MEC
part no. 50974.
45-J Diesel Pressure Settings
System
Setting
Adjustment
Gauge Port
Main Functions Manifold Relief
3000 psi
207 bar
@ Primary Functions Pump
GP
Crossport Steering Relief
1500 psi
103 bar
@ Primary Functions Pump
Extend Relief
1500 psi
103 bar
RV1
2.
1.
2.
3.
4.
5.
6.
7.
