Operation 4
0020300878_00 Energy
7
Operating instructions 11
▶ Only fill the heating installa-
tion with suitable heating wa-
ter.
Note
The competent person is respons-
ible for filling the heating installa-
tion the first time, any subsequent
top-ups and the water quality.
The operator alone is respons-
ible for topping up the water in the
heating installation.
1. Open all radiator valves (thermostatic
radiator valves) of the heating installa-
tion.
2. Slowly open the filling cock, as shown
to you by the competent person.
3. Fill with water until the required filling
pressure is reached.
4. Check the filling pressure in the
display.
5. Close the filling cock after filling.
4.5 Setting the operating mode
Note
Each time the product is switched
on, the last selected operating
mode is assumed.
▶ Press repeatedly until the display
shows the required operating mode.
Symbol Operating mode
+
Heating + domestic hot wa-
ter
Heating only
Domestic hot water only
‒ No requirement
4.6 Setting the domestic hot water
temperature
Condition: The temperature is controlled by the
boiler
▶ Set the domestic hot water temperature
on the boiler (→ Page 12).
Condition: The temperature is controlled by the con-
trol
▶ Set the domestic hot water temperature
on the control.
Note
If you press the or button,
the display shows the sym-
bol.
4.7 Setting the heating flow
temperature
Condition: Temperature controlled by the boiler, with
heating mode activated
▶ Set the heating flow temperature on the
boiler (→ Page 12).
Note
The competent person may
have adjusted the maximum
possible temperature.
Condition: Temperature controlled by the control,
with heating mode activated
▶ Set the maximum heating flow temper-
ature on the boiler (→ Page 12).
▶ Set the room temperature on the con-
trol.
◁ The actual heating flow temperature
is set automatically by the control.
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