Reelmaster 5010 SeriesHydraulic System (Rev. C) Page 4 -- 30
Traction Circuit Relief Valve (R3) and (R4) Pressure Test
Figure 24
FORWARD
M7
M6
FROM STEERING CONTROL VALVE
R9
100 MESH
SUCTION
STRAINER
INTERNAL
CASE
DRAIN
TRACTION
WHEEL
MOTORS
P1
P2
P3 P4
G5
G6
B
R5
R4
R3
A
B
A
B
LH RH
EXTERNAL CASE DRAIN (TO RESERVOIR)
A
P5
TO LIFT CONTROL MANIFOLD
TO STEERING CONTROL VALVEAND CHARGE CIRCUIT
TO MOW CONTROL
(REAR CUTTING UNITS)
(FRONT CUTTING UNITS)
TO MOW CONTROL
PRESSURE
GAUGE
FORWARD (R3) RELIEF
VALVE TEST SHOWN
The traction circuit relief pressure test should be per-
formed to make sure that forward and reverse traction
circuit relief pressures are correct.
Procedure for Traction Circuit Relief Valve (R3)
and
(R4) Pressure
Test
1. Make sure hydraulic oil is at normal operating tem-
perature by operating the machine under load for
approximately ten (10) minutes.
2. Drive machine to an open area. Park machine on a
level surface with the cutting units lowered and PTO
switch off. Make sure engine is off. Apply the parking
brake.
3. Read Precautions For Hydraulic Testing in this sec-
tion.
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