Viessmann VITOCAL 222-S Installation And Service Instructions Manual page 10

Preparing for installation
Overview of possible system schemes
Components
Heating circuit
A1/HC1
M2/HC2
DHW cylinder
Heating water buffer cylinder
Cooling (only possible via 1 heating/cooling circuit or via the separate cooling cir-
cuit)
A1/HC1
M2/HC2
Sep. cooling circuit SKK
X Components selected.
0 Components can be added.
10
System scheme (parameter 7000)
0 1
– X X
– –
X – X
–
0 0
0 0
0 0 0
(cont.)
2 3 4
– –
– X X
– X
X X
0 0
0 0
5 6
X X
X X
– X
X X
0 0
0 0
0 0