Heating Circuit 1, Heating Circuit 2, Heating Circuit 3, Heating Circuit 4 - Viessmann Vitovalor PT2 Installation And Service Instructions For Contractors

System configuration (parameters)
Heating circuit 1, Heating circuit 2, Heating...
1396.1 "Heating limit: Economy function, outside temperature, heating circuit 2"
Setting
25 °C
1397.1 "Heating limit: Economy function, outside temperature, heating circuit 3"
Setting
25 °C
1398.1 "Heating limit: Economy function, outside temperature, heating circuit 4"
Setting
25 °C
Fuel cell
Note
Parameter values in bold are factory settings.
522.3 "Interval until the next service"
Setting
102
(cont.)
Explanations
Heating circuit pump logic function (summer economy
control): Heating circuit pump switches off when out-
side temperature 1 K above selected value. Heating
circuit pump switches back on when outside tempera-
ture 1 K below selected value.
25 Delivered condition: Heating limit at outside tempera-
ture 25 °C
10 to 35 Heating limit adjustable from 10 to 35 °C in 1 °C incre-
ments
Explanations
Heating circuit pump logic function (summer economy
control): Heating circuit pump switches off when out-
side temperature 1 K above selected value. Heating
circuit pump switches back on when outside tempera-
ture 1 K below selected value.
25 Delivered condition: Heating limit at outside tempera-
ture 25 °C
10 to 35 Heating limit adjustable from 10 to 35 °C in 1 °C incre-
ments
Explanations
Heating circuit pump logic function (summer economy
control): Heating circuit pump switches off when out-
side temperature 1 K above selected value. Heating
circuit pump switches back on when outside tempera-
ture 1 K below selected value.
25 Delivered condition: Heating limit at outside tempera-
ture 25 °C
10 to 35 Heating limit adjustable from 10 to 35 °C in 1 °C incre-
ments
Explanations
Interval until the next service
0 No interval selected
1 3 months
2 6 months
3 12 months
4 18 months
5 24 months