Section 7
Hydraulic System
20412971
8-2012/Rev 08
7-5
Figure 7-3: High Pressure Control Valve
1. Check the operating pressure to determine if adjustment is necessary.
2. If high pressure adjustment is required, loosen the locking nut on the high pressure control
valve by turning counter-clockwise.
3. Turn the knob on the control valve clockwise to increase operating pressure. Turn the
knob counter-clockwise to decrease pressure.
4. Tighten the locking nut and verify the high pressure setting.
Figure 7-4: Low Pressure Control Valve
1. Check the operating pressure to determine if adjustment is necessary.
2. If low pressure adjustment is required, loosen the locking nut on the low pressure control
valve by turning counter-clockwise.
3. Turn the hex clockwise to increase operating pressure. Turn the hex counter-clockwise to
decrease pressure.
4. Tighten the locking nut and verify the low pressure setting.
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