Viessmann Vitoligno 250-S Installation And Service Instructions For Contractors page 36

Code 1
Overview
The codes are divided into groups:
■ "General", see page 36
■ "Hardware", see page 36
■ "Heating", see page 37
■ "Boiler", see page 40
General group
Coding
Coding in the delivered condition
Detached house/apartment building
7F:1 Detached house, same holiday
program for all heating circuits
Minimum temperature, buffer 1 (top)
91:0 No minimum temperature
Hardware group
Coding
Coding in the delivered condition
Burner / Additional boiler (Additional heat generator)
Burner / Addition- No additional heat source available Burner / Addition-
al boiler:No
DHW
DHW:No No DHW heating installed
Heating circuit 1
Heating circuit No heating circuit 1 installed
1:No
Heating circuit 2
Heating circuit No heating circuit 2 installed
2:No Code only is available if heating
circuit 1 is installed.
Heating circuit 3
Heating circuit No heating circuit 3 installed
3:No Code only is available if heating
circuits 1 and 2 are installed.
Solar
Solar:No No solar group installed
36
"Buffer cylinder", see page 41
■
■ "DHW", see page 41
■ "Additional boiler", see page 41
Only available if an additional heat source has been
input in the codes.
Possible change
7F:0 Apartment building, holiday program
can be adjusted separately
91:1 If a combined heating water buffer
to cylinder is installed, a minimum tem-
91:95 perature for the top of buffer cylinder
(captured by PTS 1) can be set.
Possible change
Burner installed on the
al boiler:Burner Vitoligno 250-S
Burner / Addition- Additional boiler installed
al boiler:Addition-
al boiler
DHW:On the mix- DHW heating is connected to the ex-
er module tension kit.
Heating circuit Heating circuit is connected to the
1:On the mixer extension kit.
module
Heating circuit Heating circuit is connected to the
2:On the mixer extension kit.
module
Heating circuit Heating circuit is connected to the
3:On the mixer extension kit.
module
Solar:On the ex- The solar group is connected to the
ternal solar mod- external solar control unit
ule (Vitosolic 100 or 200).