4
Operation
Driver's compartment
Heating system
Heating system operating devices
1 2 3
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1 Rotary switch for adjusting the temperature
2 Rotary switch for adjusting the blower
positions
3 Rotary switch for adjusting the flap positions
for windscreen defrosting/footwell ventila-
tion
4 Cab air nozzles
Switching on the heating system
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4
Turn the ro
tary switch (2) clockwise.
The blower is switched on and one of three air
flow levels is preselected.
Demisting the windows
To demist the windows, the following
settings are made:
•Rotaryswi
tch (1) turned to the far right
position
• Rotary switch (2) set to level 3
• Rotary switch (3) turned to the windscreen
defrosting position (far right position)
• Nozzles (
4) opened, fins positioned for-
wards
For normal heating operation:
• Set the temperature via rotary switches (1)
and (2).
• Set the temperature distribution via the
rotary switch (3) and the nozzles (4).
86 Operating Instructions – 3888011701 EN – 12/2017
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