Steering/Lift Circuit Gear Pump Flow Test - Toro Greensmaster TriFlex 3300 Service Manual

Steering/Lift Circuit Gear Pump Flow Test (Using Tester with Flowmeter and Pressure
Gauge)
LEFT FRONT (#2)
CENTER (#1)
(Extend to Raise)
(Extend to Lower)
C4
OR2
.028
LIFT
CONTROL
MANIFOLD
TO MOW
CONTROL
MANIFOLD
.33
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
G1 P T
TESTER
GEAR
PUMP
110 -- 150
PSI
1.44
.58
FROM
MOW = 6.7 GPM AT 3.8 MPH
TRANSPORT = 17.5 GPM AT 10 MPH
C5
C2
C3
HYDROSTAT
C
3000
PSI
1.9 GPM
3000
PSI
C1
BYPASS
VALVE
Page 5 - - 44
STEERING CYLINDER
L
4.5
1160
POWER
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 3300/3400
PORT BALL
JOINT END
R
T E
10.3 10.3