Driving
5.4 Off-road driving
Operating manual 3 302 690 en 5 - 49
GMK4100L-1
23.11.2017
5.4 Off-road driving
This section describes adjustments, connections and procedures for adapt-
ing the vehicle handling to off-road conditions.
Adjustments to
the transmission
If you drive continuously for short periods of time with different loads or on
a slippery surface, the transmission may switch gears too late or too early.
In this event you can make the following adjustments:
– Shift to a lower starting gear;
à p. 5 - 28.
– Step on the accelerator as far as it will go when starting – starting mode
for load on.
– Select the “Manual” operating mode. This will allow you to drive carefully
and promptly shift gears;
à p. 5 - 29.
Connections If the adjustments to the transmission are insufficient on their own, you can
additionally connect the following one after the other:
– First, you can switch on the off-road gear in the transfer case;
à p. 5 - 50.
– Then switch on the longitudinal differential locks;
à p. 5 - 51.
– Then switch on the transverse differential locks;
à p. 5 - 51.
Changing the
vehicle level
You can also adapt the truck crane to the off-road inclination using the level
adjustment system, or lift and lower the truck crane;
à p. 5 - 53.
Rocking the vehi-
cle free and tow-
ing
If the truck crane is stuck in terrain;
à Freeing truck crane stuck in terrain,
p. 5 - 57.
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