Displaying The Menu Structure; Matching The Control Unit To The Heating System; Adjusting The Heating Curves - Viessmann Vitoligno 250-S Installation And Service Instructions For Contractors

Wood gasification boiler for logs with a length of 50 cm or 100 cm
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Commissioning, inspection, maintenance

Displaying the menu structure

If the commissioning sequence is exited by pressing
"
", the structure of the commissioning menu is dis-
å
played. From here, you can change to the standard
menu or the main menu.

Matching the control unit to the heating system

The control unit must be matched to the system equip-
ment level.
Buffer drawings
Boiler
Heating
DHW
Additional boiler
Select with
Fig. 23
Check all addresses in Code 1 and adjust if required
(see chapter "Code 1").

Adjusting the heating curves

The heating curves represent the relationship between
the outside temperature and the flow temperature.
Simplified: The lower the outside temperature, the
higher the flow temperature.
The flow temperature in turn affects the room tempera-
ture.
90
80
70
60
50
40
30
10
Fig. 24
28
(
0
-10
-20
-14
Outside temperature in °C
Note
Further setting options are listed in chapter "Code 2".
Settings in the delivered condition:
Slope = 1.4
Level = 0
Slope
1.4
C
1.2
1.0
B
0.8
0.6
0.4
A
0.2
-30

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