If the heating is being switched off for the summer, you
can save battery power. This involves opening the valve
up fully. Limescale protection measures remain in place.
Wireless commands from the window contact or remote
control will no longer be executed.
To activate the heating break, turn the setting wheel
•
clockwise during manual operation (Manu) until "On"
appears on the display.
•
To terminate the heating break, quit manual operation
(Manu) or turn the setting wheel anticlockwise.
13. Setting frost protection mode
If you do not want the room to be heated, the valve can
be closed. It will only be opened again if there is a risk of
freezing due to frost. Limescale protection measures re-
main in place. Wireless commands from the window con-
tact or remote control will no longer be executed.
To activate frost protection mode, turn the setting wheel
•
anticlockwise during manual operation (Manu) until "OFF"
appears on the display.
To terminate frost protection mode, quit manual operation
•
(Manu) or turn the setting wheel clockwise.
If the room is being ventilated, the actuator controls the tem-
perature to save on heating costs. While this function is active,
the "window open" symbol (
Without window contact: The actuator will automatically de-
tect a significant drop in temperature due to ventilation. You
can set your own "window open" temperature and time.
With taught-in window contact: The temperature will only
12. Setting the heating break
14. "Window open" function
) appears on the display.
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