Traction Circuit Charge Pressure Test - Toro Reelmaster 5010- H Service Manual

Traction Circuit Charge Pressure Test

INTERNAL
CASE
DRAIN
P3
PRESSURE
GAUGE
The traction circuit charge pressure test should be per-
formed to make sure that the traction charge circuit is
functioning correctly.
Procedure for Traction Circuit Charge Pressure Test
1. Park machine on a level surface with the cutting units
lowered and disengaged. Make sure engine is off. Apply
the parking brake.
2. Read Precautions For Hydraulic Testing in this sec-
tion.
3. Raise and support operator seat to allow access to
hydraulic pump assembly.
Hydraulic System
TO STEERING CONTROL VALVE AND CHARGE CIRCUIT TO STEERING CONTROL VALVE AND CHARGE CIRCUIT
TO LIFT CONTROL MANIFOLD TO LIFT CONTROL MANIFOLD
P1 P2
100 MESH
SUCTION
STRAINER
R3
R4
R5
R9
FROM STEERING CONTROL VALVE
A
FORWARD
B
Figure 29
Before opening hydraulic system, operate all hy-
draulic controls to relieve system pressure and
avoid injury from pressurized hydraulic oil. See
Relieving Hydraulic System Pressure in the Gen-
eral Information section of this chapter.
4. Thoroughly clean test port on hydraulic tube be-
tween piston (traction) pump and oil filter (Fig. 30). Con-
nect a 1000 PSI (70 bar) pressure gauge to test port.
Page 4 - 34
G5
A
A
TRACTION
M7
WHEEL M6
LH
MOTORS
B
B
G6
CAUTION
Reelmaster 5010- H
RH