Hummel Premium - Setting Frost Protection Mode; Window Open Function

32
• To terminate the heating break, quit manual operation
(Manu) or turn the setting wheel anticlockwise.
21. 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.
22. “Window open” function
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 ( ) appears on the display.
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
be reduced during the time that the window is left open. You
can set your own “window open” temperature.
• Press and hold down the menu button for more than
3 seconds.
• Use the setting wheel to select the “AEr” menu item.
• Confirm with OK.
• Use the setting wheel to set the temperature/time.
Then press OK to confirm.
• Without a taught-in window contact, this function can be
deactivated by selecting a time of “0”.