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Groundsmaster 4000--D/4010--DHydraulic System Page 4 -- 2
Specifications
Item Description
Piston (Traction) Pump Eaton Variable Displacement Piston Pump
(Model 72400)
Maximum Displacement (per revolution) 2.48 in
3
(40.6 cc)
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)
Displacement (per revolution) 2.48 in
3
(40.6 cc)
Rear Axle Motor Eaton Fixed Displacement Piston Motor
(Model 74315)
Displacement (per revolution) 2.01 in
3
(32.9 cc)
Gear Pump Casappa 4 Section, Positive Displacement Gear pump
Section P1/P2 Displacement (per revolution) 1.16 in
3
(19.09 cc)
Section P3/P4 Displacement (per revolution) 0.56 in
3
(9.16 cc)
Steering Control Valve Eaton Steering Unit, Series 5
Displacement (per revolution) 6.1 in
3
(100 cc)
Steering Circuit Relief Pressure 1350 PSI (93 bar)
Lift/Lower Circuit Relief Pressure 1600 PSI (110 bar)
Cutting Deck Motors Sauer Danfoss Gear Motor
Displacement (per revolution) 1.17 in
3
(19.2 cc)
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 in
3
(8.3 cc)
Engine Cooling Fan Circuit Relief Pressure 3000 PSI (207 bar)
Hydraulic Filters Spin--on Cartridge Type
In--line S uction Strainer 100 Mesh (In Reservoir)
Hydraulic Reservoir 8 U.S. Gallons (30.3 Liters)
Hydraulic Oil See Operator’s Manual