Groundsmaster 4500--D/4700--D Hydraulic SystemPage 4 -- 99
For solenoid and control valve service procedures, see
4WD/2WDControl Manifold Service in this s ection. Re-
fer to Figures 81 and 82 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 and RV9. If a relief valve is removed
fromthe manifold,make suretoremove pilotpiston
and label its position for assembly purposes. When
installingthe pilotpiston inthemanifold,makesure
that the pilot piston slides fully into the port before
installing relief valve.
1. Manifold body
2. Zero leak plug (#4)
3. Zero leak plug (#6)
Figure 82
1
3
2
UP
25 ft--lb
(33.9 N--m)
20 ft--lb
(27.1 N--m)
Hydraulic
System
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