Gear Pump (P3) Flow Test - Toro Reelmaster 5210 Service Manual

Gear Pump (P3) Flow Test

(Using Tester with Pressure Gauges and Flow Meter)
TO MOW CONTROL
(FRONT CUTTING UNITS)
TO MOW CONTROL
(REAR CUTTING UNITS)
INTERNAL
CASE
DRAIN
P5
R9
The gear pump (P3) flow test should be performed to
make sure that the traction charge circuit and steering
circuit have adequate hydraulic flow.
Procedure for Gear Pump (P3) Flow Test
1. Make sure hydraulic oil is at normal operating tem-
perature by operating the machine under load for
approximately ten (10) minutes.
Hydraulic System (Rev. C)
TO STEERING CONTROL VALVE AND CHARGE CIRCUIT
P1 P2 P3 P4
EXTERNAL CASE DRAIN (TO RESERVOIR)
100 MESH
SUCTION
STRAINER
R3
R4
R5
TESTER
OIL FILTER
AND TUBE
REMOVED
TO LIFT CONTROL MANIFOLD
A
FORWARD
B
FROM STEERING CONTROL VALVE
Figure 31
2. Park machine on a level surface with the cutting units
lowered and PTO switch off. Make sure engine is off. Ap-
ply the parking brake.
3. Read Precautions For Hydraulic Testing in this sec-
tion.
Page 4 - - 34
G5
A
A
TRACTION
M7
WHEEL M6
LH RH
MOTORS
B
B
G6
Reelmaster 5010 Series