Starting Dhw Heating Only - Viessmann VITOLIGNO 300-P Operating Instructions Manual

Start-up/shutdown
Stopping one heating circuit and DHW heating
7. d to confirm.
In the display "Accepted"
appears briefly and a check
mark appears in the relevant
box.
Heating program
Heating and DHW
DHW only
Standby mode

Starting DHW heating only

You do not want to heat any rooms, but you want to have DHW available.
Press the following keys:
1. "MENU".
2. |/~ for selecting "Heating circuit
1" (HK1), "Heating circuit
2" (HK2) or "Common
circuit".
3. d to confirm.
4. |/~ for "Heating program".
5. d to confirm.
6. |/~ for "DHW only".
14
■ Central heating is disabled for the
selected heating circuit.
■ No DHW heating.
Observe the information on
page 27.
■ The boiler and the DHW cylinder are
protected against frost.
HK1
Note
The pumps are briefly started
automatically every 24 hours to prevent
them from seizing up.
7. d to confirm.
In the display "Accepted"
appears briefly and a check
mark appears in the relevant
box.
(cont.)
Heating program HK1
Heating and DHW
DHW only
Standby mode