Service and Repair Manual August 2021
Manifolds
50 GS
™
-30m • 32m • 30 • 32 • 46 • 55 Part No. 1309020GT
5-4
Function Manifold Components – GS-4655
The function manifold is mounted behind an inspection door, at the ground control side of the machine.
Index No. Description
Schematic
Item
Function Torque
Solenoid valve, 3 position 4 way
20 ft-
Relief valve, 2900 psi / 200 bar
20 ft-
3
2 position 4 way GC Platform up
20 ft-
—
GA, GB —
How to Install a Valve Cartridge
1 Dip the cartridge in clean oil to lube the O-rings.
2 Screw the cartridge in by hand until the top O-ring is met, then torque to specifications.
3 If required, install the valve coil(s) onto the valve stem. Install the coil nut onto the valve stem and
torque to specifications.