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Groundsmaster 4500--D/4700--D Hydraulic SystemPage 4 -- 113
For solenoid and control valve service procedures, see
Control Manifold Cartridge Valve Service in this section.
Refer to Figures 95 and 96 for cartridge valve and plug
installation torque.
IMPORTANT: A pilot piston (item 6) is placed be-
neath each of the relief valves in deck control man-
ifold ports RV8, RV9, RV10 and RV11. If a relief valve
is removed from the manifold, make sure to remove
pilot piston and label its position for assembly pur-
poses. When installing the pilot piston in the man-
ifold, make sure that the pilot pi ston slides fully into
the port before installing relief valve.
1. Manifold body
2. Zero leak plug (#6)
3. Zero leak plug (#4)
Figure 96
1
3
2
UP
2
25 ft--lb
(34 N--m)
20 ft--lb
(27 N--m)
20 ft--lb
(27 N--m)
Hydraulic
System