Fig. 9
Servicing Work
Fig. 10
A
B
Instructions on Design, Operation, Maintenance and Inspection
17
5 Setting the hydraulic steering limitation
A setting of the steering limitation is necessary if or when
a
new or repaired steering gear is fitted or
new screws (20 and 128) were fitted to the automatically adjusting steering limitation or
alterations to or adjustments of the front axle were carried out.
5.1 Hydraulic steering limitation with manual setting (Fig. 9)
Fit a pressure gauge (pressure range up to 250 bar) or tool [1] (ZF Servotest power steering
tester) to the pressure line between the pump and the steering gear (see Fig. 10).
1 Pump
2 Oil tank
3 Pressure line
4 Suction line
5 Return line
6 ZF-Servotest
If the setting takes place at set screw (128) the drop arm will be caused to move in direction “B”
(Fig. 10).
If the setting takes place at set screw (20) the drop arm will be caused to move in direction “A”.