Test No. 4: Wheel Motor Efficiency - Toro Sand Pro 2020 Service Manual

TEST NO. 4: Wheel Motor Efficiency

HYDROSTAT
CHARGE
TRACTION
PUMP
PUMP
P1 P2
FROM
OIL
TANK
COOLER
1
1. Hydrostat (SP 2020/3020)
Hydraulic System (Rev. A)
IMPLEMENT
CHARGE RELIEF
CHECK
VALVE
R1
ACCELERATION
R2
CHARGE
VALVES
CHECK
CHARGE
VALVE
RELIEF
FILTER
TO
LIFT
VALVE
2
Figure 15
2. Forward header (SP 2020/3020)
Page 4 – 26
A
LEFT
FRONT
M3
B
FORWARD
3. Wheel motor connector (SP 5020)
HOT OIL
SHUTTLE
VALVE
B
M2
M1
RIGHT
A
3
Sand Pro 2020/3020/5020