Setting The Heating Curve; Stopping The Central Heating - Viessmann VITODENS Operating Instructions Manual

Heating curve

Setting the heating curve

Factory setting:
■ "Slope": 1.4
■ "Level" of the heating curve: 0
Extended menu:
1.
2. "Heating"
3. / for the required heating circuit if
necessary
4. "Heating curve"
5. "Slope" or "Level"
6. Set the required value.
Note
If you press ?, you will be given tips on
how to set the heating curve.
Example: Changing the heating curve
slope to 1.5
A graph clearly shows the change in the
heating curve as soon as you alter the
value for the slope or level.

Stopping the central heating

For the preferred heating circuit
Standard menu
1. / for the operating program:
■ "Only DHW" (no central heating)
Or
■ "Standby mode" (frost protection
active)
2. OK
(cont.)
Heating curve
100 °C
23 °C
55 °C
41 °C
20 10 0
Slope
Change with
Depending on various outside tempera-
tures (shown on the horizontal axis), the
assigned set flow temperatures for the
heating circuit are highlighted in white.
For all heating circuits
Extended menu
1.
2. "Heating"
3. / for the required heating circuit if
necessary
4. "Heating program"
5. "Only DHW" (no central heating)
Or
"Standby mode" (frost protection ac-
tive)
Central heating
HC1
81 °C
68 °C
-20 -30
-10
1.5
(
27