Toro Groundsmaster 4500-D Series Service Manual page 104

Charge Hydraulic System ................................................................................................................ 5-95
Gear Pump....................................................................................................................................... 5-97
Gear Pump Service ....................................................................................................................... 5-100
Piston (Traction) Pump .................................................................................................................. 5-103
Piston (Traction) Pump Service...................................................................................................... 5-107
Rear Traction Control Manifold ...................................................................................................... 5-108
Rear Traction Manifold Service ...................................................................................................... 5-110
Control Manifold Cartridge Valve Service....................................................................................... 5-111
Two Speed Shift Manifold .............................................................................................................. 5-113
Rear Axle Motor ............................................................................................................................. 5-116
Front Wheel Motors........................................................................................................................ 5-118
Rear Axle and Front Wheel Motor Service ..................................................................................... 5-121
Cutting Deck Motor ........................................................................................................................ 5-123
Cutting Deck Motor Service ........................................................................................................... 5-125
Deck Control Manifold.................................................................................................................... 5-130
Deck Control Manifold Service (GM4500-D) .................................................................................. 5-134
Deck Control Manifold Service (GM4700-D) .................................................................................. 5-136
Steering Control Valve ................................................................................................................... 5-138
Steering Control Valve Service....................................................................................................... 5-141
Steering Cylinder ........................................................................................................................... 5-142
Steering Cylinder Service............................................................................................................... 5-144
Engine Cooling Fan Motor ............................................................................................................. 5-147
Engine Cooling Fan Motor Service................................................................................................. 5-151
Fan Control Manifold...................................................................................................................... 5-152
Fan Control Manifold Service ......................................................................................................... 5-154
Lift Control Manifold ....................................................................................................................... 5-155
Lift Control Manifold Service (GM4500-D)...................................................................................... 5-158
Lift Control Manifold Service (GM4700-D)...................................................................................... 5-160
Lift Circuit Junction Manifold .......................................................................................................... 5-163
Lift Cylinders: Decks #1, #4 and #5................................................................................................ 5-166
Lift Cylinders: Decks #2 and #3 ..................................................................................................... 5-168
Lift Cylinders: Decks #6 and #7 (GM4700-D)................................................................................. 5-170
Lift Cylinder Service ....................................................................................................................... 5-173
Hydraulic Reservoir........................................................................................................................ 5-176
Radiator and Oil Cooler Assembly ................................................................................................. 5-178
Additional Reference Materials
Danfoss K And L Frame Variable Motors Service Manual
Danfoss Steering Unit Type OSPM Service Manual
Danfoss MP1 Closed Circuit Axial Piston Pumps Service Manual
Hydraulic System: Service and Repairs Page 5-2 Groundsmaster ® 4500-D/4700-D
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