108 The air conditioning system
If the system is running, a warning light in the button for direct switching on/off
of the auxiliary heating lights up.
The auxiliary heating can only be switched on or off with the radio remote control,
if the distance between the radio remote control and the vehicle is at least 2 m.
The running system deactivates after expiration of the operating period or is de-
activated earlier by pressing the button for direct switching on/off of the auxiliary
heating ⇒ꢀpage 107.
A random pre-set time can be deactivated by selecting the menu point Deactivate
in the menu Activate.
Warning light in the radio remote control
The warning light in the radio remote control ⇒ꢀfig. 113 indicates after a keystroke
if the remote control signal was received by the auxiliary heating and if the bat-
tery is adequately charged.
Display warning light
Description
After selecting the menu Factory setting in the menu Aux. heating, it is possible
to return to the factory setting.
Lights up green for 2 seconds.
Lights up red for 2 seconds.
Slowly flashes green for 2 seconds.
The auxiliary heating was switched on.
The auxiliary heating was switched off.
The ignition signal was not received.
Radio remote control
The auxiliary heating is blocked, e. g
because the tank is nearly empty or
there is a fault in the auxiliary heating.
Quickly flashes green for 2 seconds.
Flashes red for 2 seconds.
The auxiliary heating (auxiliary heating and ventilation) can be
switched on or off with the remote control.
The switch off signal was not received.
Lights up orange for 2 seconds, then
green or red.
The battery is weak, however the
switching on or off signal was received.
Lights up orange for 2 seconds, then
flashes green or red.
The battery is weak, however the
switching on or off signal was not re-
ceived.
Flashes orange for 5 seconds.
The battery is discharged, however the
switching on or off signal was not re-
ceived.
CAUTION
Fig. 113 Auxiliary heating: Radio remote control/bottom of the radio remote control with the
battery cover
There are electronic components in the radio remote control, protect the remote
control against water, severe shocks and direct sun rays.
ON
–
–
For switching on, press the button
For switching off, press the button
.
Changing the battery of the radio remote control
OFF
.
The transmitter and the battery are housed in the housing of the remote control.
The receiver is located in the interior of the car.
If the warning light of the radio remote control indicates a weak or discharged
battery, ⇒ꢀfig. 113, it must be replaced. The battery is located under a cover on the
back of the radio remote control.
If the battery is properly charged, the effective range is up to 600 m. For switching
on or off the auxiliary heating, hold the remote control vertically with the antenna
–
Insert a flat, blunt object, such as a coin, into the gap of the battery cover, turn
it against the direction of the arrow up to the mark, and unlock the cover
⇒ꢀfig. 113 - right.
A
⇒ꢀfig. 113 towards the top. You must not cover over the antenna with the fin-
gers or the palm of the hand. Obstacles between the radio remote control and the
vehicle, bad weather conditions and a weaker battery can clearly reduce the
range.
–
Change the battery, replace the battery cover and lock it by moving it in the
direction of the arrow.
£