PRONAR T286 Operator's Manual page 55

SECTION 3
TABLE 3.2 Working modes of the loosening-parking valve
VALVE
RED PUSH-
OPERATION
BUTTON
MODE
RELEASED
A
RELEASED
B
DEPRESSED
C
DEPRESSED
D
BLACK PUSH-
BUTTON
DEPRESSED
The machine is braked with parking
brake.
If the red push-button is released, the
trailer is immobilized with parking brake
RELEASED
regardless of the black push-button
position.
Machine is prepared for travel.
Pneumatic conduits are connected to the
RELEASED
trailer. Black push-button can not be
depressed.
Machine is braked
Pneumatic conduits are not connected. If
the black push-button is depressed, the
brake will be released.
Parking brake is released, manoeuvre
DEPRESSED
position.
The trailer's brake is completely released.
Pneumatic conduits are not connected.
3.15
Pronar T286
DESCRIPTION