Viessmann GC1 - Setting the Time and Date

35
Only for the Vitotronic 300-K.
The time and date are factory-set. If your
heating system has been shut down for
a long time, it may be necessary to set
the time and date.
Extended menu
1.
2. "Settings"
3. "Time/Date"
4. Set the time and date.
Language selection
Only for the Vitotronic 300-K.
Extended menu
1.
2. "Settings"
3. "Language"
4. Select the required language.
Setting the temperature unit (°C/°F)
Vitotronic 100
Factory setting: °C
Press the following keys:
1. for settings; " " flashes.
2.
until " " flashes.
3. OK to confirm; " " flashes.
4. / for required temperature unit
("°C" or "°F").
5. OK to confirm; the new temperature
unit is saved.
Vitotronic 300-K
Factory setting: °C
Extended menu
1.
2. "Settings"
3. "Temperature unit"
4. Select the temperature unit "°C" or
"°F".
Further adjustments
Setting the time and date
5592 675 GB