VITOTRONIC 100, HC1
VITOTRONIC 300-K, MW2S
Installation and
Service Instructions
for use by heating contractor
V
itotronic 100, Model HC1
Digital boiler control unit
Vitotronic 300-K, MW2S
Outdoor-reset logic digital cascade control
Panel mount, controls up to 4 Vitodens WB2B boilers
Certified as a component part
of Viessmann boilers only
Vitotronic 100, HC1
Vitotronic 300-K, MW2S
Please file in Service Binder
5727 946 v1.2 11/2011