Operation Manual

161Climate control
Air conditioning system 3
As a supplement to the heating and
ventilation system, the air conditioning
system cools and dehumidifies (dries)
inflowing air.
If cooling or dehumidification is not
desired, switch off cooling in order to save
fuel.
Cooling switches off automatically at low
outside temperatures.
Cooling n
Operate only with the engine on and the
fan running:
Control indicator in the button.
Air recirculation system 4
The recirculation switch 4 is used to set
the ventilation system to recirculation
mode (control indicator in switch).
If fumes or unpleasant odours penetrate
from outside: temporarily switch on air
recirculation system 4.
To increase the cooling power at high
outside temperatures, temporarily switch
on the air recirculation system.
On = Press n
Off = Press n again