Control Connections; Overview Of Electrical Connections, Models B2Ha 112 And 150 - Viessmann VITODENS 200-W Installation Instructions Manual

Control Connections

Overview of Electrical Connections, Models B2HA 112 and 150

WARNING
DISCONNECT POWER BEFORE
SERVICING BOILER.
If any of the original wires as
supplied with the appliance must
be replaced, it must be replaced
with the exact equivalent.
46
CAUTION
Label all wires prior to disconnection
when servicing controls. Wiring errors
can cause improper and dangerous
operation. Verify proper operation
after servicing.
Only one function/accessory may
*
be assigned to each connection.
Vitodens 200-W B2HA 112, 150 Installation