Control
37
Maximum Return Line Temperature
The maximum return line temperature, i.e. temperature of the water returning from the heating system, should
be adapted to each individual installation. The correct temperature value for your system will be entered by your
installation contractor in connection with installation and can be adjusted later.
Warm Water Production
The temperature of the water distributed to the water heater is controlled by the regulating pressure switch
and cannot be adjusted.
Reading of warm water temperature.
To check the actual warm water temperature on the display:
1 Open the main menu INFORMATION by pressing the right- or left-hand button once.You will find the cursor at the
sub-menu OPERATION.
2 Press the ”down” button to move the cursor to the sub-menu called TEMPERATURE.
3 Open the menu by pressing the right-hand button once.
4 Press the ”down” button to move the cursor to the parameter WARMWATER.
5 Open the selected parameter by pressing the right-hand button for 3 seconds.
A graph will be shown of last hour’s warm water temperatures.
6 Press the left-hand button three times to return to the main menu.
The
value
displayed
next to the
parameter
WARMWATER
is
the
actual
hot
water
temperature.
The
value in
brackets is
the temperature at which warm water production will start. When the actual temperature falls below
that value, warm water production starts. The starting value is not adjustable.
