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5784 568 - 18
Vitodens 100-W, B1HA/B1KA 26 to 125 Combi Installation/Service
Accessing
Electrical Connections
(continued)
Control Connections
Power supply 120VAC, 60 HZ, 1PH
Legend
A
Power supply 120VAC, 60 HZ, 1PH
(power cord included)
B
Accessories 120VAC output
Legend
A
Terminal block (factory installed)
B
Connection for Viessmann supplied DHW tank
temperature sensor or field supplied aquastat to a factory
installed
connection
Location of terminal block and temperature sensor connections
A
B
B1HA models only
- for Viessmann DHW tanks and tank temperature sensor:
the two red connectors
B
labelled 5 are on the cable
harness outside the control located left of the 3-way
diverting valve in a wire bundle.
- operation without a DHW tank:
set the DHW temperature to ‘OFF’.
Refer to the Operating Instructions.
