ROTEX Heating Systems GmbH
37
7
SETTING AND ADJUSTMENT
The functioning of the unit can be influenced by means of the (parameter) settings in the boiler
controller. Part of this can be configured directly via the operating panel, another part can only
be adjusted by means of the installers code.
7.1
Direct via operating panel
The following functions can be operated directly.
Unit on/off
The button activates the unit.
When the unit is active, the green LED above the button will be lit. When the unit is
off, one bar will be lit on the service display (
-
) to show the unit is connected to the
electricity supply. In this operation setting, the temperature display will also show the
pressure in the CH installation (in bar).
Control of external DHW tankt
• On: ( LED on), The external DHW tank will by heated continuously .
•Eco: ( LED on) . The boiler will be heated / not heated depending on the
information send by the Open Therm thermostat (provided that the thermostat supports
this function). When using an on/off room thermostat or an Open Therm thermostat
which does not support this function the DHW tank will NOT be heated.
• Off: (Both LED’s off.) The boiler will not be heated.
Resetting
Check the nature of the malfunction on the basis of the malfunction codes under par. 8.1 and if
possible, resolve the cause of the malfunction before resetting the unit.
If a locking malfunction is indicated by means of a flashing LED above the button and a
number on the display, the unit can be restarted by pressing the reset button.
Change settings of the various functions:
Pressing the button for 2 seconds, will take you to the users setting menu (LED at and the
number display will start to flash). If you press the button repeatedly, a different function LED
will flash each time. When the LED flashes, the appropriate function can be set with the and
button. The set value is displayed on the display.
The on/off button closes the settings menu and the changes are not saved.
The reset button closes the settings menu and saves the changes.
When no button is pressed for 30 seconds, the settings menu will automatically be closed and
the changes are saved.
Maximum CH supply temperature
Press the button until the LED at starts flashing.
Use the and button to enter the temperature between 30°C and 90°C
(default value 80°C).
Tank temperature
Press the button until the LED at starts flashing.
Use the and button to enter the temperature between 40°C and 65°C
(default value 60°C).
