ANDREOLI
ENGINEERING
Operator’s Manual
Self-propelled sprayer ATOM
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The hydraulic valve is connected to a pressure sensor:
This sensor measures the boost pressure of main hydraulic pump and activates the park brake lamp on main
instrument if this pressure goes below the minimum value (about 18 bar).
3.4.3
Unlock negative parking brake
In case of break-down of the vehicle and when it is necessary to tow it, you must unlock mechanically the
negative brake.
1) Screw
2) Spacer
Loosen completely the two screws (1) from the axle body, remove the spacer (2) and screw again the screws
(1) in their original position, without the spacers.
Attention: screw alternately the 2 screws rotating of about 30° each time, do not screw up
completely one screw and then the next.
Stop screwing as soon as the brake is free.
Screwing too much one of the screws (1) can cause damamges to the springs inside the axle.
Repeat the procedure on the other side of the axle.
Proceed in the opposite way to set up the negative brake again.
1
2
