Pressure Regulations On The Control Panels - Marini Quarry Votager Operating And Maintenance Manual

Pressure regulation on the control panels
In the case of a malfunction, the operating pressure to the distributors can be adjusted.
Find the adjustment valve for the distributor (fig. 77).
Loosen the counter nut (A).
Turn the screw (B) clockwise to increase the pressure.
Turn the screw (B) counterclockwise to decrease the pressure.
Once adjusted, tighten the counter nut (A).
CAUTION: All the pressures have been factory set. The modification of these
settings must be done by a professional and following the indications provided by
the technical service department. Marini Quarries Group cannot be held
responsible for the incorrect operation of the machine resulting from arbitrary and
unauthorized interventions.
Identification of the pressure relief valves
C
POSITIONING control panel
Figure 78
C – Pressure regulation for left track
D – Pressure regulation for right track
E – Pressure regulation for rock drill rotation
F – Pressure regulation for carriage advancement, hydraulic vice, column rotation, column
translation, column inclination.
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D
53
Fig. 77
E F
WORK control panel
Figure 79
B
A