Control Power Supply - Viessmann Vitotronic 300 GW6B Installation Instructions Manual

Vitotronic 300, GW6B Installation and Service

Control Power Supply

Legend
A To the burner base unit
B Connecting cable
C To the Vitotronic control
Connecting the power supply to the Vitotronic control
For burner base unit, see boiler service
instructions
Insert plug 40/156 into the corresponding plug of the
burner base.
Route beneath the top B rail in a bundle using plug-in
cable retainers.
Connect plugs fÖ and aBH to the corresponding plugs in
the Vitotronic control unit.
Electrical Connections
29