Required Settings - Viessmann VITOLIGNO 300-C Operating Instructions For The System User

DHW heating
DHW temperature

Required settings

If you want DHW heating, check the following points:
■ Have you set the required set DHW temperature?
For settings, see page 26.
■ Have you set the correct operating program?
For settings, see page 26.
Setting the DHW temperature
Press the following keys:
1. repeatedly until the standard menu is dis-
ä
played.
2. / for "DHW".
| ~
3. to confirm.
d
Operating program
Setting the operating program for DHW heating
Heating program
DHW
Standby mode
Select with
Fig. 23
Press the following keys:
1. repeatedly until the standard menu is dis-
ä
played.
Time program
Setting the time program for DHW heating
The times at which DHW heating is enabled for the rel-
evant heating circuit depend on the switching time set-
tings for the respective day (4 possible time phases).
■ The time program for DHW heating is made up of
time phases. A time phase from 06:00 to 22:00 h
every day is set at the factory.
Automatic mode is set at the factory for DHW heat-
■
ing.
26
Have you set the required time program?
■
For settings, see page 26.
4. / for "Set temperature".
| ~
5. to confirm.
d
6. / for the required temperature.
| ~
7. to confirm.
d
"Adopted" appears briefly in the dialogue
line of the display.
2. / for "DHW".
| ~
3. to confirm.
d
4. / for "Operating program".
| ~
5. to confirm.
d
6. / for "DHW" or "Standby mode".
| ~
7. to confirm.
d
If you do not want automatic mode, you can select
■
up to 4 individual time phases per day for DHW heat-
ing. For each time phase you set the start and end
points.
■ In the "Extended menu", you can call up the current
time program under "Information" (see page 38).