cified time. After that, the wall thermostat will adopt
Auto mode. Wireless commands from the window con-
tact and remote control will continue to be executed.
Routine descaling is carried out once a week to protect
against valve calcification. The user can change the time
at which this function is performed (factory set is 12:00
on Saturdays).
•
Press and hold down the Mode button for more than
3 sec.
Use the handwheel to select the "CAL" menu item.
•
•
Confirm your selection by pressing the OK button.
•
Use the handwheel to select the day of the week.
Confirm your selection by pressing the OK button.
•
Use the handwheel to select the time.
•
•
Confirm your selection by pressing the OK button.
If a window contact has been taught-in to the wall ther-
mostat, it will automatically lower the temperature when
windows are open. That allows to save on heating costs.
Whilst this function is active, the "window open" symbol
(
) appears on the display. The target temperature which
applies here is adjustable.
Hold down the mode 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.
press OK to confirm.
•
17. Setting routine descaling
18. "Window open" function
31