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Section H
2 - 1
System Type
2 Wheel Steer Machines
STEER UNIT - FIG 1
Model
- Volumetric Displacement
- Relief Valve
- Check Valve
- Shock Valve
- Relief Valve Operating Pressure (at 1500 revs/min)
-Shock Valve Operating Pressure
Model
- Volumetric Displacement
- Relief Valve
- Check Valve
- Shock Valve
- Relief Valve Operating Pressure (at 1500 revs/min)
PRIORITY VALVE - FIG 2
-Stand by Pressure
4 Wheel Steer Machines
STEER UNIT - FIG 1
Model
- Volumetric Displacement
- Relief Valve
- Check Valve
- Shock Valve
- Relief Valve Operating Pressure (at 1500 revs/min)
- Shock Valve Operating Pressure
PRIORITY VALVE - FIG 2
-Stand by Pressure
LS
A263810
FIG 1
9803/3280
Steering
Technical Data
Purchased from www.WorkshopManuals.co.uk
Full power hydrostatic with selectable 2-wheel, 4-
wheel and crab steer modes on 4 wheel steer
machines.
Oil supply from Main Hydraulic Pump via Priority Valve
to Steer Unit Valve complete with Load Sensing and
Integral Relief Valve.
Double acting power track rod rams mounted on axles.
200 OSPC
200 cc/rev
Fitted
Fitted
Fitted
120 ± 3 bar
122 ± 3.5 kgf/cm
175 - 190bar 178 - 199 kgf/cm
250 OSPC
250 cc/rev
Fitted
Fitted
Not Fitted
120 ± 3 bar
122 ± 3.5 kgf/cm
7 bar
7.1 kgf/cm
160 OSPC
160 cc/rev
Fitted
Fitted
Fitted
120 ± 3 bar
122 ± 3.5 kgf/cm
175 - 190bar 178 - 199 kgf/cm
7 bar
7.1 kgf/cm
EF
P
LS
LS
A263820
Section H
2
1740 ± 50 lbf/in
2
2538 - 2756 lbf/in
2
1740 ± 50 lbf/in
2
2
102 lbf/in
2
1740 ± 50 lbf/in
2
2538 - 2756 lbf/in
2
2
102 lbf/in
FIG 2
2 - 1
2
2
2
2
2
Issue 1
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