Toro Groundsmaster 4500-D Service Manual page 330

M3
1500
#1
PSI
3500
PRV2
1.16
PSI
FRONT
RV09
CID
CENTER
#4
1.16
M4
CID
FRONT
LEFT
LC2
G4
#5
1.16
FRONT
CID
RIGHT
M1
1500
RV8
#3 PSI
3500
PSI
1.16
PRV1
CID REAR
RIGHT
#2
1.16
M2
CID
REAR
LEFT
LC1
G2 DECK CONTROL
MANIFOLD
Page 9 - 4
2.00" BORE
4.20" STROKE
0.630" ROD
G3
P2
3.1 GPM
M1 M2 ST
S1
CV
G2
G1
PRV
P1 T FAN CONTROL
MANIFOLD
G1
P1
6.2 GPM
11.4 GPM
11.4 GPM
T2
T1
50
PSI
STEERING
CYLINDER
R L
C2
.080
6.1
CIR
S6
STEERING
CONTROL
1050 PSI CV
VALVE
P T E
S5
RV
50/50 FLOW 1600 PSI
DIVIDER
G1 P
FD
L 3.1 GPM
P2
50
PSI
6.2 GPM
2.75
0.56 0.56 1.03 1.03
CID
CID CID CID CID
250 PSI
JUNCTION
MANIFOLD
CHG
TS
G2
LIFT CONTROL
MANIFOLD
CH1
CV1
30.5 GPM P1
OR
HFD 50/50
Split .063
PISTON
PUMP CV2
CH2
FRONT TRACTION VALVE
4350 PSI
CH
ENGINE
T4 - - 2700 / 1200 RPM
EU - - 2600 / 1200 RPM
P2
OR1
REAR TRACTION
5000 PSI .050
CONTROL
MANIFOLD T
1. FLOWS SHOWN ARE CALCULATED AT HIGH IDLE AND
LIFT
CYLINDERS
1.500" BORE 1.500" BORE 1.500" BORE
7.00" STROKE 4.00" STROKE 7.00" STROKE
0.630" ROD 0.630" ROD 0.630" ROD
.030 .055 .030
1.500" BORE 1.500" BORE
3.50" STROKE 3.50" STROKE
0.630" ROD 0.630" ROD
1
4 PSI
2
3
OR8
.030
HI/LOW RANGE
CONTROL MANIFOLD 1.83 CID /
0.89 CID
M3
1.83 CID /
0.89 CID
M1
550 PSI
200 PSI
CV
2.32 CID /
1.13 CID
450 PSI
RV
REAR
M8 AXLE
PR
MOTOR
95% PUMP EFFICIENCY UNLESS OTHERWISE NOTED
Groundsmaster 4500--D
With Optional Flow Divider Kit
Hydraulic Schematic