Lower Cutting Units Relief Valve (Rv) - Toro Greensmaster TriFlex 3320/3420 Service Manual

Lower Cutting Units Relief Valve (RV) Pressure Test (Using Pressure Gauge)
CENTER (#1)
(Extend to Raise)
LEFT FRONT (#2)
(Extend to Lower)
C4
OR2
.028
LIFT
CONTROL
MANIFOLD
G1
PRESSURE
GAUGE
HYDRAULIC
RESERVOIR
HYDRAULIC
RESERVOIR
Hydraulic System
RIGHT FRONT (#3)
(Extend to Lower)
C1 C6
OR3
.028
S3 S4
S2
OR1
RV
.037
400
S1
PSI
25
PSI
P T
C
TO
110 -- 150
PSI
.33
1.44
GEAR
PUMP
FROM
MOW = 6.7 GPM AT 3.8 MPH
TRANSPORT = 17.5 GPM AT 10 MPH
C5
C2
C3
HYDROSTAT
3000
PSI
1.9 GPM
3000
PSI
C1
BYPASS
VALVE
Page 5 - - 38
STEERING CYLINDER
L
4.5
POWER 1160
PSI
STEERING
VALVE
P
A
TOP
FORWARD
PORT
70 to
100
G2
PSI
ENGINE
G1
20.6
B B A
BOTTOM
PORT
OPTIONAL 3WD
Greensmaster 3320/3420
PORT BALL
JOINT END
R
T E
10.3 10.3