Language Selection; Setting The Temperature Unit (°C/°F); Setting The Boiler Water Temperature - Viessmann VITOLIGNO 300-C Operating Instructions For The System User

Further adjustments
Setting the time and date
The time and date are factory-set. If your heating sys-
tem has been shut down for a long time, it may be nec-
essary to set the time and date.
Press the following keys:
1. for the "Extended menu".
å
2. / for "Settings".
| ~
3. to confirm.
d

Language selection

Press the following keys:
1. for the "Extended menu".
å
2. / for "Settings".
| ~
3. to confirm.
d
Setting the temperature unit (°C/°F)
Factory setting: °C
Press the following keys:
1. for the "Extended menu".
å
2. / for "Settings".
| ~
3. to confirm.
d

Setting the boiler water temperature

In the delivered condition, the boiler water temperature
is set to 85 °C. The temperature of the boiler water is
regulated to the set value.
Press the following keys:
1. for the "Extended menu".
å
2. / for "Boiler".
| ~
36
4. / for "Time / Date".
| ~
5. to confirm.
d
6. / for "Time" or "Date".
| ~
7. to confirm.
d
8. / for the required time or the required date.
| ~
9. to confirm.
d
4. / for "Language".
| ~
5. to confirm.
d
6. / for the required language.
| ~
7. to confirm.
d
4. / for "Temperature unit".
| ~
5. to confirm.
d
6. / for the required unit.
| ~
7. to confirm.
d
3. to confirm.
d
4. / for "Boiler water temp".
| ~
5. to confirm.
d
6. / for the required temperature.
| ~
7. to confirm.
d