Viessmann VITODENS 200-W Service Instructions Manual page 34

Commissioning, inspection, maintenance
Further details regarding the individual steps
90
80
70
60
50
40
30
Changing the slope and level
90
+20
Outside temperature in °C
A Changing the slope
B Changing the level (vertical parallel
offset of the heating curve)
34
10 5
Outside temperature in °C
3.5
1.4
A
B
0.2
-20
Slope
0 -5 -10 -15 -20
Extended menu:
1. å
2. "Heating"
3. Select heating circuit.
4. "Heating curve"
5. "Slope" or "Level"
6. Select heating curve according to the
system requirements.
(cont.)
1.4
1.2
1.0
0.8
0.6
0.4
0.2
-25 -30