Outrigger Control Manifold - Manitowoc Grove RT770E Service Maintenance Manual

RT770E

OUTRIGGER CONTROL MANIFOLD

Description
There are two outrigger control manifolds Figure 2-27
utilized on the crane, one for the front outriggers and one for
the rear outriggers. Each manifold consists of four normally
6
2
1
5
Item Description
Solenoid Valve (Left Front or Left Rear
1
Extension Cylinder)
Solenoid Valve (Left Front or Left Rear Jack
2
Cylinder)
Solenoid Valve (Right Front of Right Rear Jack
3
Cylinder)
Solenoid Valve (Right Front or Right Rear
4
Extension Cylinder)
Inlet Port (From Port B of Outrigger Selector
5
Valve)
GROVE
7 8
9
6544-2
3
4
Published 11/26/2014, Control # 447-05
closed two position two way solenoid valve assemblies, one
for each cylinder. They are mounted inside the frame on their
respective outrigger box. Each solenoid valve contains a
manual override actuator which allows the valve to be
opened if there is a loss of electrical power.
1
2
5
6544-1
6
Item Description
Outlet Port (Left Front or Left Rear Extension
6
Cylinder)
Outlet Port (Left Front or Left Rear Jack
7
Cylinder)
Outlet Port (Right Front or Right Rear Jack
8
Cylinder)
Outlet Port (Right Front or Right Rear Extension
9
Cylinder)
HYDRAULIC SYSTEM
4
3
9
8
7
FIGURE 2-27
2-49
2