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LIFT VALVE
Sand Pro 5020
Hydraulic Schematic
LIFT CYLINDER
Sand Pro 2020/3020/5020 Page 4 – 7
M3
M2
RIGHT
B
A
A
WITH BLEED OFF
FRONT
LEFT
M1
P1
B
P2
R2
R1
0.915
0.33
8.6
15
5.41
140.93
BARS
8.6 140.93
DISPLACEMENT PRESSURE
COMPONENT
P1
P2
M1
M2
M3
17.1 280.22
in /rev cm /rev
lbs/in
2
3
3
GPM LPM
12.48
4.5
47.2
17
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
** *
R1
R2
– –
– –
700
90
48.3
6.2
–
–
–
–
TIMED MANIFOLDS
IMPLEMENT
RELIEF
CHARGE
RELIEF
CHARGE
CHECK
CHARGE
CHECK
CHARGE
PUMP
TRACTION
PUMP
SHUTTLE
Hydraulic System (Rev. A)
OIL COOLER
FILTER
RH WHEEL MOTOR
FOR OIL COOLING
IN FORWARD
HYDROSTAT
DISPLACEMENT, FLOW RATE, AND PRESSURE CHART
*FLOW RATE
FLOW RATE CALCULATED AT 3150 RPM
FORWARD
FRONT AND RH WHEEL
MOTORS HAVE REVERSE
ACCELERATION
VALVES
TANK
VALVE
VALVE
HOT OIL
VALVE
Hydraulic
Systems