Calling Up Coding Level 1 - Viessmann Vitodens 222-F B2TA Installation And Service Instructions Manual

Calling up coding level 1

■ On weather-compensated control
units, codes are displayed as plain
text.
■ Codes that have not been assigned
due to the heating system equipment
level or the setting of other codes are
not displayed.
■ Heating systems with one heating cir-
cuit without mixer and one or two heat-
ing circuits with mixer:
Weather-compensated control unit
The codes are divided into groups
■ "General"
■ "Boiler"
■ "DHW"
■ "Heating circuit 1/2/3"
■ "All codes std device"
In this group, all coding addresses from
coding level 1 are displayed in ascend-
ing order.
■ "Standard setting"
Call up code 1
Service menu:
1. Press OK and å simultaneously for
approx. 4 s.
2. "Coding level 1"
3. Select group of required coding ad-
dress.
4. Select coding address.
5. Select value according to the following
tables and confirm with OK.
Resetting all codes to their delivered condition
Select "Standard setting".
Note
This also resets codes at coding level 2.
The heating circuit without mixer is
designated "Heating circuit 1" and
the heating circuits with mixer as
"Heating circuit 2" or "Heating cir-
cuit 3".
If the heating circuits were given indi-
vidual designations, the selected des-
ignation and "HC1", "HC2" or "HC3"
appear instead.
Constant temperature control unit
1: "General"
2: "Boiler"
3: "DHW"
5: "Heating circuit 1"
6: "All codes std device"
In this group, all coding addresses are
displayed in ascending order.
7: "Standard setting"
Service menu:
1. Press OK and å simultaneously for
approx. 4 s.
2. Select "1" with Ú for coding level 1
and confirm with OK.
3. "I" flashes on the display for the coding
addresses in group 1.
4. Select the group of the required coding
address with V/v and confirm with
OK.
5. Select coding address with V/v.
6. Set value according to the following ta-
bles with V/v and confirm with OK.
Select "7" with Ú and confirm with OK.
When " " flashes, confirm with OK.
Note
This also resets codes at coding level 2.
Code 1
77