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Vitodens 100-W, B1HA series & B1KA Combi Installation/Service
Control Connections
Accessing
Electrical Connections
Rotating the control unit and opening the power/pump module
1
.
Press in the control retaining tabs.
2
.
With retaining tabs pressed in rotate the control
forward and down.
3
.
Release the 4 boiler cover retaining clips and pull
cover
off.
Removing the front cover
1. Loosen retaining screws, screws are captive and do
not need to be fully removed.
2. Remove the front panel.