DOMUSA EVOLUTION EV FDX, Installation And Operating Instructions Manual

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7.2 DHW set point temperature selection
A( 4 5
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The selection of the wanted DHW temperature realizes by means of the removable turning
button indicated in the picture. To extract the button, press slightly on it, to hide it again, push
the button until it is locked. To select the wanted temperature, turn the removable button, in
that moment
"AC"
will appear in the screen and the selected set point temperature will be
visualized in it. Once selected the temperature, hide the button again, and lapsed ten
seconds, the screen will return to the stand by status. The range of DHW set point
temperature allowed is of 15 - 60 ºC.
Also, it will be able to select the DHW set point temperature, navigating with the SET button
until the option
"AC"
appears. Once located the screen in this option, turn the removable
button until selecting the desired temperature.
8 BOILER OPERATION
There are two different operating modes. The selection realizes by means of the services
selection button, indicated in the picture. The selection will be able to visualize in the two neon
lights of service, located in the right side of the screen.
1. 5 6 3
/
8.1 Winter mode
The boiler will be, at this mode, capable of heating the heating installation and producing
domestic hot water, simultaneously. To select this mode, press the services selection button
until the two neons
(22) (23)
light on. The burner will be put on. When the boiler reaches 53
ºC, it will be ready to heat the heating installation, starting up the heating pump for such a
purpose. The burner will stop when the boiler has reached the boiler set point temperature
selected. As soon as the room temperature is equal to or higher than that rated on the room
thermostat of the installation (if any), the heating pump and the burner will stop. If a hot water
tap is opened, it will enter to work the instantaneus DHW production system, providing a
constant service of Domestic Hot Water to the DHW set point temperature selected.