O
PERATION
C
OMFORT
C
IRCLE
38
4.4
Regulating the ventilation
Only for combined recirculation units and ventilation
units.
If both recirculation units and ventilation units are connected
to the controller, and if you have the opposite controller, you
can regulate the ventilation volume independently of the recir-
culation volume.
K
L
M
J
•
To regulate the ventilation volume, press the
\
key.
You can choose from 4 ventilation volume settings:
•
ventilating at speed 1, 2 or 3:
The ventilation units will run at low, medium or high fan
speed. The arrows indicate the speed.
•
recirculating only:
This disables the ventilation units.
Note:
n
The number of speeds may be limited by some settings.
4.5
Locking the keys
#
It is possible to lock the controller keys to prevent unwanted
use.
•
To lock or unlock the keys, press
+
,
-
and
?
simulta-
neously.
The
#
symbol will appear in the display. Pressing any keys will
have no effect on the operation of the unit.
