Mercedes-Benz Unimog Operating Instructions Manual page 189

Pressure Road sur-
level face condi-
tions
Highway
Road with
normal driv-
ing condi-
tions
Cross
Unpaved
Country
road with
loose sur-
face
Sand Mud
Sand, mud
Snow
and snow
Emergency
To free a
stuck vehi-
cle
G
Warning
If you exceed the specified speeds in the
table, the tyres can be damaged or even
explode. This will jeopardise the operating
and road safety of the vehicle. There is a risk
of an accident. Do not exceed the maximum
speeds specified in the table.
Emergency
! Only select
an emergency if the vehicle is stuck. An
extremely low pressure level is set so that
you can free the vehicle in an off-road sit-
uation. Avoid introducing lateral force, e.g.
no steering input or angle. The tyres could
otherwise be damaged.
Speed
Up to maxi-
mum road
speed
max.
50 km/h
max.
If you exceed the specified speeds, a warning
20 km/h
tone sounds. In the event window of the on-
board computer, the
max.
current tyre pressure
10 km/h
played. The tyre pressure control system then
shifts automatically to a pressure level with a
higher tyre pressure.
X
X
pressure level in
X
Speed too high for
Make sure that the automatic tyre pressure
control mode is activated (
To select Highway, Cross Country
Sand Mud Snow
pressure level: press
"increase pressure level" button : or
"reduce pressure level" button ? repeat-
edly until the desired pressure level is
selected.
A warning tone sounds at each pressure
level change. The selected pressure level is
displayed in the on-board computer display
for approximately five seconds. Indicator
lamp ; or = remains lit as long as the tyre
pressure is being set. If the tyre pressure
control system display is called up in the
on-board computer, the corresponding pre-
set target and actual tyre pressures are
displayed.
To select the Emergency
press "reduce pressure level" button ?
Sand Mud Snow
repeatedly until the
sure level is selected.
A warning tone sounds. The target tyre
pressure is displayed. The
pressure level flashes until the preset tar-
get tyre pressure has been reached.
Driving mode
message is dis-
Y page 186).
or
pressure level:
pres-
Sand Mud Snow
Z
187