Working Hydraulics Circuit I - Mercedes-Benz Unimog Operating Instructions Manual

Working hydraulics circuit I

252
X
Press and hold red button A.
X
Move the control lever all the way in direc-
tion B for approximately one second.
The snow plough is in the float setting and
is applying its full weight to the road. The
indicator lamp in button O flashes.
Pressing the snow plough briefly onto
the road
X
Make sure that snow plough load relief is
switched on.
X
Move the control lever in direction B until
the snow plough pushes the road with the
desired pressure.
The indicator lamp in button O flashes.
Snow plough load relief enters standby
mode.
X To switch on snow plough load relief
again: move the control lever into the neu-
tral position.
Continuous consumers
General notes
! Only switch on the hydraulic system when
it is connected to an item of attached
equipment. There is otherwise a risk of
damage to the hydraulic system.
You can connect equipment with a constant
flow rate either to red hydraulic connection 1
or to green hydraulic connection 3. If you then
switch on the continuous consumer, the
attached equipment is supplied with a con-
stant flow rate. The attached equipment then
cannot be controlled with the control lever.
Switching the continuous consumers
on/off
Switching the continuous consumers to
standby mode
X
Connect the attached equipment (see man-
ufacturer's operating instructions) either to
red hydraulic connection 1 or to green
hydraulic connection 3 (
X
Start the engine.
X
Make sure that the hydraulic system is
Y
switched on ( page 230).
X
Ensure that unnecessary continuous con-
sumers and snow plough load relief
( Y page 248) are switched off.
X Continuous consumer to red hydraulic
connection 1: press button Q.
The indicator lamp in button Q flashes.
Hydraulics
The input window opens in the
on-board computer. Red hydraulic connec-
tion 1 for continuous consumer Z is selec-
ted. The symbol for the continuous con-
Y page 230).