Calling Up Coding Level 2 - Viessmann VITODENS 222-F Installation And Service Instructions Manual

Code 2

Calling up coding level 2

Note
■ In coding level 2, all codes are acces-
sible, including the codes from coding
level 1.
The following lists only those codes
not accessible in coding level 1.
■ Codes that have no function due to the
heating system equipment level or the
setting of other codes are not dis-
played.
■ Heating systems with one heating cir-
cuit without mixer and one heating cir-
cuit with mixer:
The heating circuit without mixer is
designated with "Heating circuit 1"
and the heating circuit with mixer with
"Heating circuit 2".
If the heating circuits were given indi-
vidual designations (see page 28), the
selected designation and "HC1" or
"HC2" appears instead of the above.
Weather-compensated control unit:
1. Press OK and simultaneously for
approx. 4 s.
2. Press OK and simultaneously for
approx. 4 s.
3. "Coding level 2"
4. Select group of required coding
address (see following section):
For example "General".
5. Select coding address.
6. Select value according to the follow-
ing tables and confirm with "OK".
74
7. If you want to reset all codes to the
delivered condition:
Select "Standard setting" in "Cod-
ing level 2".
Note
The codes from coding level 1 are
also reset.
Constant temperature control unit:
1. Press OK and simultaneously for
approx. 4 s.
2. Press OK and simultaneously for
approx. 4 s.
3. With , select "2" for coding level 2
and confirm with OK.
"I" flashes on the display for the cod-
ing addresses in group 1.
4. Select group of the required coding
address with / . For example, "1" for
group "General" (see following sec-
tion):
Confirm selected group with OK.
5. Select coding address with / .
6. Select value according to the follow-
ing tables with / and confirm with
OK.
7. If you want to reset all codes to the
delivered condition:
Select "6" and confirm with OK.
Note
This also resets the codes from cod-
ing level 1.