Operation Manual

14 | VEHICLE HEATERS – TECHNICAL DOCUMENTATION
3 OPERATION AND SETTING/ADJUSTMENT
SET VENTILATION ON WITH SHORTPRESS AND IF
APPLICABLE SET THE OPERATING TIME
Display ON, the Start display appears.
Use the
or button to select the ventila-
tion symbol in the Menu bar.
21 °C
Off
Confirm the VENTILATION menu item by pressing the
button.
PLEASE NOTE!
The following setting or confirmation is absolutely
necessary.
SETTING THE OPERATING TIME
If necessary, use the
or button to set the
operating time.
Operating time setting range:
Min 10 – max 120 min in 1 min. increments, continu-
ous VENTILATION mode possible for air heaters.
30 min
Press the button to confirm the operating time.
The operating time is changed permanently.
30 min
21 °C
Display for air heaters in continuous VENTILATION
mode
21 °C
∞
PLEASE NOTE!
After switching on, “On” is displayed for 2 sec and
then the remaining operating time or
for air
heaters.
During ventilation mode it is possible to switch to
another menu item. Under the HEATING menu item,
check the operating time and if necessary adjust.
If the
symbol is not displayed the VENTILATION
function is not activated or is not available for the
heater.
The changed operating time is offered again the next
time the system is started.