8 Operating and display functions
12 Installation instructions 0020237057_00
tion applies only for certain heating circuits, zones, heat
pumps, heat generators and solar cylinders, this is noted for
that function.
8.1 Resetting to the factory settings
You can use this function to reset all the set values or just
the times in the time programmes.
You can find a description of the Default setting function in
the operating instructions.
The communication link between the control and the radio
receiver unit must not be broken or interrupted.
– Selecting Menu → Basic settings → Default setting
takes you to the end user level for the function.
– You can access the Reset to default setting? function
directly by activating the control using the rotary knob
or one of the selection buttons and then pressing and
holding both selection buttons at the same time for at
least 10 seconds.
8.2 Service information
8.2.1 Entering contact details
Menu → Installer level → Service information → Enter con-
tact details
– You can enter your contact details (Installer and Phone
number) in the controller.
– As soon as the date of the next service appointment is
reached, the operator can view these contact details in
the display of the controller.
8.2.2 Entering the service date
Menu → Installer level → Service information → Service
date
– In the controller, you can save a date (day, month, year)
for the next regular service.
When the date for a service appointment is reached, a main-
tenance message is displayed in the basic display.
8.3 System
8.3.1 Reading the fault status
Menu → Installer level → System configuration → [System
----] → Fault status
– This function allows you to read the status of the heating
installation. If there is no fault present, the No fault mes-
sage appears. If a there is a fault, then Fault list appears
as a status. If you press the right-hand selection button,
the fault messages (→ Page 24) will be displayed.
8.3.2 Reading the water pressure of the heating
installation
Menu → Installer level → System configuration → [System
----] → Water pressure
– You can use this function to read the water pressure of
the heating installation.
8.3.3 Reading the system status
Menu → Installer level → System configuration → [System
----] → System status
– You can use this function to read the heating installa-
tion's operating mode.
Standby: The heating installation does not report any energy
requirement.
Heat. mode: The heating installation is in heating mode for
the heating circuits.
Cooling: The heating installation is in cooling mode.
DHW: The heating installation is in heating mode for the hot
water in the cylinder.
8.3.4 Setting the frost protection delay
Menu → Installer level → System configuration → [System
----] → Frost protect. delay
– You can use this function to delay activation of the frost
protection function by setting a delay time.
8.3.5 Setting the temperature threshold for
constant heating
Menu → Installer level → System configuration → [System
----] → OT constant heating
– If the outside temperature is lower than or equal to the
defined temperature value, the controller regulates the
heating circuit with the set day temperature and heating
curve, even outside of the time period.
AT ≤ set temperature value: No night set-back or total shut-
down
8.3.6 Reading the software version
Menu → Installer level → System configuration → [System
----] → Control modules
– You can use this function to read the software versions of
the display, the heat generator and the expansion mod-
ules.
8.3.7 Activating the adaptive heating curve
Menu → Installer level → System configuration → [System
----] → Adaptive heat. curve
– You can use this function to activate an automatic heat-
ing curve.
If you have activated this function using the Yes setting, the
controller automatically adjusts the heating curve. The auto-
matic adjustment of the heating curve is performed in small
steps. Use the Heating curve function to adapt the heating
curve to the building so that the Adaptive heat. curve func-
tion still has to carry out the fine adjustment.
The prerequisite for this is:
– The controller is installed in the living room.
– Any remote control unit that is present is installed in the
living room
– In the Zone assignment function, the controller or, if re-
quired, the remote control unit is assigned to the correct
zone.
– The Thermost. or Temp. mod. value is selected for the
Room temp. mod. function.
8.3.8 Configuring the heating circuit
Menu → Installer level → System configuration → [System
----] → Configure heat. circ.
