WARNING
The auxiliary heating (auxiliary heating and ventilation) (following as aux.
■
heating) must never be operated in closed rooms (e.g. garages) – risk of
poisoning!
The auxiliary heating must not be allowed to run during refuelling – risk
■
of fire.
The exhaust pipe of the auxiliary heating is located on the underside of
■
the vehicle. If you want to use the heater, do not switch off the car in pla-
ces where the exhaust fumes can come into contact with flammable mate-
rials such as dry grass, undergrowth, leaves, spilled fuel etc. -. risk of fire.
CAUTION
The exhaust pipe of the auxiliary heating, which is located on the underside
■
of the vehicle, must not be clogged and the exhaust flow must not be blocked.
If the auxiliary heating is running, the vehicle battery discharges.
■
The air inlet in front of the windscreen must be free (e.g. of ice, snow or
■
leaves) to ensure that the auxiliary heating operates properly.
Note
The auxiliary heating only switches the blower on, if it has achieved a coolant
■
temperature of approx. 50 °C.
At low outside temperatures, this can result in a formation of water vapour in
■
the area of the engine compartment. This is quite normal and is not an operat-
ing problem.
So that warm air can flow into the vehicle interior after switching on the aux.
■
heating, you must maintain the comfort temperature normally selected by you,
leave the fan switched on and leave the air outlet vents in open. It is recom-
mended to put the air flow in the position or .
126
Using the system
Switching on/off
Fig. 157 Button for direct power on / off of the auxiliary heating (heating
and ventilation) on the front panel of the Climatronic / manual air condi-
tioning
Read and observe
and
The auxiliary heating (heating and ventilation) (hereinafter referred to as a
heater) can be switched on and off as follows.
Switching on
›
Manually with the symbol key on the front panel of the Climatronic or the
manual air conditioning
» Fig.
157.
›
Manually with the symbol key on the radio remote control.
›
Via an automatically programmed and activated pre-set time in the Infotain-
ment.
›
Automatically according to the ambient conditions
Switching off
›
Manually with the symbol key on the front panel of the Climatronic or the
manual air conditioning
» Fig.
157.
›
Manually with the symbol key on the radio remote control.
›
Via an automatically programmed and activated pre-set time in the Infotain-
ment.
›
Automatically when the warning light
nates.
›
Automatically according to the ambient conditions
After switching the system off, the auxiliary heating will continue running a lit-
tle while longer in order to burn the remaining fuel in the auxiliary heating.
After switching off, coolant pump still runs for a short period.
on page 126 first.
»
.
in the instrument cluster illumi-
»
.