Automated Transmission; Gearshift Options; Selecting The Splitter Group - Mercedes-Benz Actros 2017 Operating Instructions Manual

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The shift ranges of the transmission are divided
into:
the low shift range "L" with gears 1 to 4
R
and reverse gear k
the high shift range "H" with gears 5 to 8
R
the splitter groups with the switch on the front
R
side of the gear lever

Gearshift options

You can shift gears:
in the selected low-range splitter group, e.g.
R
off-road driving
in the selected high-range splitter group, e.g.
R
on-road driving
between low-range and high-range splitter
R
groups, e.g. when the vehicle is laden
Changing the shift range
!
Observe the following maximum permissi-
ble speed when changing shift range from the
fast to the slow group.
When driving in the off-road gear of the trans-
fer case, do not exceed the maximum speed
of 15 km/h when changing gear. When driv-
ing in the road gear or when driving a vehicle
without a transfer case, maintain a vehicle
speed of less than approximately 20 km/h
when changing gear.
If you change from the high-range group to
the low-range group at high speed, the trans-
mission may be damaged.
X
Depress the clutch pedal.
X
Shift the gear lever to neutral.
X
Overcome the gear lever pressure point
between the shift ranges with a gentle side-
ways tap of the hand on the gear lever.
X
After approximately 1 second, select the
desired gear without using excessive force.
X
Slowly release the clutch pedal.

Automated transmission

Selecting the splitter group

By selecting a splitter group, you select a low-
range or high-range ratio for the gear selected
without changing gear itself.
X
Move the splitter switch to the upper position
for high-range splitter group : or to the
lower position for low-range splitter group ;.
X
Depress and hold the clutch pedal until the
splitter group is engaged.
X
Release the clutch pedal.
Automated transmission
Important safety notes
G
WARNING
If there is a loss of pressure or insufficient
reservoir pressure in the transmission/clutch
circuit, you can no longer shift gears. There is
a risk of an accident.
Do not pull away, or stop the vehicle as soon
as possible, paying attention to road and traf-
fic conditions. Secure the vehicle against roll-
ing away, e.g. with the parking brake. Have
the compressed-air system repaired at a
qualified specialist workshop.
The vehicle has a selectable crawler mode.
When crawler mode is activated, the vehicle
crawls automatically when the service brake is
released and continues rolling at the engine
idling speed.
253
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Arocs 2017Antos 2017

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