Viessmann VITOCAL 222-S Installation And Service Instructions Manual page 97

Overview of assemblies 230 V~, type AWT/AWT-AC 221.A10/A13
The following details are required when ordering parts:
■ Serial no. (see type plate
■ Assembly (from this parts list)
■ Position number of the individual part within the
assembly (from this parts list)
B
D
Fig. 74
Type plate
A
Casing assembly, external unit
B
Parts lists, external unit 230 V~, type AWT/AWT-AC 221.A10/A13
A )
A
C
Electrical equipment assembly, external unit
C
Hydraulic assembly, external unit
D
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