Deck Control Manifold Service (Gm4500-D) - Toro Groundsmaster 4500-D Series Service Manual

Deck Control Manifold Service (GM4500-D)

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1. Manifold body
2. Proportional relief (PRV1 & PRV2)
3. Solenoid coil
Hydraulic System: Service and Repairs
4. Relief valve (RV8 & RV9)
5. Logic valve (LC1 & LC2)
6. Pilot piston
Note: The ports on the deck control manifold are marked for easy identification
of components (e.g. P1 is a gear pump connection port and PRV1 is the location
for a proportional relief valve). See
of the hydraulic lines and cartridge valves at each port location.
Figure 126
Appendix A (page A–1)
Page 5–134
7. Nut
8. Zero leak plug (#6)
9. Zero leak plug (#8)
to identify the function
Groundsmaster ®
19245SL Rev A
4500-D/4700-D