Important Safety Notes - Mercedes-Benz Unimog Operating Instructions Manual

and ensures sufficient support, e.g. when car-
rying out rescue operations using the winch.
X
To apply: secure the vehicle with wheel
chocks.
X
Start the engine.
X
Shift to neutral.
X
Apply the parking brake (
X
Press button :.
The Ï indicator lamp in the status area
of the on-board computer display lights up.
X
To release: release the parking brake
( Y page 166).
The four-wheel parking brake and the park-
ing brake are released at the same time.
4-wheel parking brake not
The
assured
message appears in the on-board
computer display.
When a gear is engaged and you pull away,
the Ï indicator lamp in the status area
of the on-board computer display goes out.
or
X
Press button : again.
The Ï indicator lamp in the status area
of the on-board computer display goes out.
The four-wheel parking brake is released
automatically and the parking brake
remains applied.
or
X
Turn the key to position 0 in the ignition
lock.
The Ï indicator lamp in the status area
of the on-board computer display goes out.

Important safety notes

The engine brake is used as the continuous
brake.
The effectiveness of the engine brake
depends on the engine speed. A high engine
speed results in more effective engine brak-
ing.
Observe the effective engine braking range
marked on the rev counter (
At very low outside temperatures, the engine
brake has limited or no effect after the engine
Y page 166).
has been started.
You can utilise the engine's braking effect,
particularly on long downhill gradients, if you:
R
R
The continuous brake is activated automati-
cally if:
R
R
The four-wheel parking brake is released
automatically and the parking brake
remains applied.
Continuous brake
activate the continuous brake
shift to a lower gear in good time
the vehicle electronics detect that the vehi-
cle is loaded after several brake applica-
tions and you depress the brake pedal
cruise control or speed limiter intervene in
overrun mode
G
WARNING
If you activate the continuous brake or shift to
a lower gear on a slippery road surface in
order to increase the engine's braking effect,
the drive wheels may lose traction. There is an
increased risk of skidding and an accident.
Do not activate the continuous brake and do
not shift to a lower gear in order to increase
the engine's braking effect on a slippery road
surface.
Brakes
167
Y page 110).
Z