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Groundsmaster 4000--DHydraulic System Page 4 -- 2
Specifications
Item Description
Piston (Traction) Pump Eaton Variable Displacement Piston Pump
(Model 72400)
System Relief Pressure: Forward 4000 PSI (274 bar)
System Relief Pressure: Reverse 5000 PSI (343 bar)
Charge Pressure 250 PSI (17 bar)
Front Wheel Motors Eaton Fixed Displacement Piston Motors
(Model 74318)
Rear Axle Motor Eaton Fixed Displacement Piston Motor
(Model 74315)
Gear Pump Casappa 4 Section, Positive Displacement Gear pump
Section P1/P2 Displacement (per revolution) 1.16 Cubic Inches (19.09 cc)
Section P3/P4 Displacement (per revolution) 0.56 Cubic Inches (9.16 cc)
Steering Control Valve Eaton Steering Unit, Series 5
Steering Circuit Relief Pressure 1350 PSI (93 bar)
Lift/Lower Circuit Relief Pressure 1500 PSI (103 bar)
Cutting Deck Motors Sauer Danfoss Gear Motor
PTO Circuit Relief Pressure
Front and Left Side 3000 PSI (207 bar)
Right Side 2000 PSI (137 bar)
Engine Cooling Fan Motor Casappa Gear Motor
Displacement (per revolution) 0.50 Cubic Inches (8.3 cc)
Engine Cooling Fan Circuit Relief Pressure 3000 PSI (207 bar)
Hydraulic Filters Spin--on Cartridge Type
In--line Suction Strainer 100 Mesh (In Reservoir)
Hydraulic Reservoir 8 U.S. Gallons (30.3 Liters)
Hydraulic Oil See Operator’s Manual