Viessmann VITOCAL 100-AW Installation, Service And Operating Instruction page 59

Vitocal 100-AW AM2V Installation, Service and Operating
Adjusting the Heating Curve
Setting the Heating Curve Shift
If the curve needs to be shifted, change the [curve
shift] parameter. The figure shows as an example
curve no. 8 with a shift of -14°F and 50°F (-10°C
and 10°C).
Supply
Water
Temperature
F (C)
158 (70)
140 (60)
122 (50)
104 (40)
86 (30)
68 (20)
68
(20)
Tips on setting the heating curve
Course of heating
During cold seasons, it is too cold indoors.
During cold seasons, the rooms are too warm.
During transitional and cold seasons, it is too cold
indoors.
During transitional and cold seasons, the rooms are
too warm.
It is too cool indoors in transitional seasons, yet it is
warm enough in cold seasons.
It is too warm indoors in transitional seasons, yet
warm enough in cold seasons.
50
(10)
Outdoor Temperature F(C)
Adjusting the Shift
From the Circuit 1 and Circuit 2 configuration
menus:
1. Use the navigation dial to select the desired
heating circuit and press the dial to select.
2. Use the navigation dial to select 'Use of
Immersion Heaters' and press the dial to select
'Yes'
32
(0)
Actions concerning the "heating curve"
Set the 'slope' to the next higher value.
Set the 'slope' to the next lower value.
Set the 'level' to a higher value.
Set the 'level' to a lower value.
Set the 'slope' to the next lower value and the
'level' to a higher value.
Set the 'slope' to the next higher value and the
'level' to a lower value.
Operating
14
(-10)
-4
(-20)
59