Viessmann VITOCAL 222-G Installation And Service Instructions Manual page 11

System example, ID: 4605445_1201_02
Hydraulic installation scheme
22
27
20
21
WW
37
--2/212.3--
3
--2/F0--
KW
Preparing for installation
(cont.)
91 -8/145-
--75/2--
90
--75/20--
A1
96
--2/212.2--
--75/20--
77
--75/52--
12
13
4
1
2 8
75
71 -8/145-
73
74
70
M2
76
61
60
11