Making The Electrical Burner Connection - Viessmann Vitocrossal 200 CM2 400 Service Instructions Manual

Vitocrossal 200, CM2 400, 500, 620 and 620 TX Service
Steps – Commissioning, Inspection and Maintenance
Commissioning, Inspection, Maintenance
(continued)

Making the electrical burner connection

Note: Never allow cables/leads to come into contact with
hot components. Secure all cables with cable ties
if required.
1. Plug burner cable 41 and KM BUS cable 145 into the
burner control unit.
Insert control unit connecting cable 40/156 , boiler
2.
sensor leads 3 A/ 3 B, flue gas sensor lead 15A/ 15 B
and power cable 40 on the burner side into the
couplings on the mounting plate.
3. Plug control unit connecting cable 40/156 and KM BUS
cable 145 into the control unit.
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