Toro groundsmaster 455-D - Page 47

47
Hydraulic Schematic (2-Wheel Drive)
(5.08 CC/REV)
(138 BAR)
110 PSI
(7.6 BAR)
(25.0 CC/REV)
STEERING CYLINDER
INLET CHECK VALVE
STEERING CONTROL UNIT 7.4 CU INCH/REV
LOCKOUT DIRECTIONAL CONTROL VALVE WITH DETENTED
TEST PORTS
32.8/15.4 FRONT AXLE
3
100 MESH STRAINER
FILTER 10 MICRON
F
E
D
C
O
B
A
I
ENGINE
COOLER
2.0 TURNS LOCK TO LOCK
R
L
P
T
1200 PSI (83 BAR)
3
3.95 GPM (14.93 LITERS/MIN)
FRONT MOTOR .913 IN /REV (15.0 CC/REV)
3
FORWARD 16.2 GPM MAX (61 LITERS/MIN MAX)
1.50 IN /REV
25 PSI (1.7 BAR)
6000 PSI (408 BAR)
6000 PSI (408 BAR)
CENTER UNIT LIFT
LEFT UNIT LIFT
RIGHT UNIT LIFT
.08 ORIFICE
120 PSI OPERATING TEMP. (8.16 BAR)
3.95 GPM (14.93 LITERS/MIN)
.31 IN /REV
200–400 PSI
(13.6–27.2 BAR)
.039 ONE–WAY ORIFICE .039 ONE–WAY ORIFICE
TEST PORT
3000/1600 RPM
2000 PSI
.020 ORIFICE .020 ORIFICE
TEST PORT
TEST PORT
TEST PORT
LOCKOUT PLUNGER
(121.3 CC/REV)