4 Operation
Special equipment
Heating system, air conditioning
Heating system operating devices
• Turning knob (1) for temperature control
• Turning knob (2) for setting t
he blower
positions
• Rotary switch (3) for setting the vent posi-
tions for windscreen defrosting / footwell
ventilation
• Cab air vents (4)
Switching on the heating system
¾ Turn switch (2).
The blower is swi
tched on and there are three
air flow settings
.
Defrosting the w
indows
¾ For maximum defrosting, set the
• Turning knob (1) to the far right position
• Turning knob (
3) to the windscreen defrost-
ing position (
far left position)
• Rotary switch (2) to level 3
• Cab air vents (4) to open, fins forwards
For normal hea
ting operation, the following
rules apply:
• Select the temperature using turning knob
(1) (far left → cold / far right → hot)
• Use the blower switch (2) (level 1 to 3), air
distribution vent (turning knob (3)) and cab
air vents (4) to select the temperature and
temperature distribution
78 Operating Instructions – 394 807 10 01 EN – 07/2011
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