User manual

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• ConrmthesettingwiththeOKbutton.
• Set the temperature and press OK. The display will
ashtoconrm.
The set temperature will remain until the set end time. After-
wards the Wall Thermostat will switch to Auto mode. Radio
control commands like those from a window contact or the
weekly de-scaling run will still be performed.
21. Setting valve protection function (dEC)
To prevent the build-up of lime scale in the valve a so called
“de-scalingrun”willbeperformedweeklyfortheradiator
thermostats. You can change the set time for this function
(factory setting: Saturday, 12:00 p.m.) as follows:
•PresstheMenubuttonformorethan3seconds.
•Selectthe“dEC”menuitemwiththe(+) and (-) buttons.
•ConrmthesettingwiththeOKbutton.
•Selecttheweekdaywiththe(+) and (-) buttons.
•ConrmthesettingwiththeOKbutton.
•Selectthetimewiththe(+) and (-) buttons.
•ConrmthesettingwiththeOKbutton.
While the “de-scaling run” is performed the display will
show“CAL”.
22. Open window function / airing (
, AEr)
During the airing of a room the Wall Thermostat will au-
tomatically reduce the room temperature to save heating
costs. Meanwhile, in this phase the display of the Wall
Thermostat and all taught-in devices will show the open
window symbol (
).