Connecting The Combiplus Cables To The Power Pump Module Of The Boiler - Viessmann Vitodens 100-W WB1B Series Installation And Service Instructions Manual

Connections

Connecting the CombiPLUS Cables to the Power Pump Module of the Boiler

1.
2.
R
BK1 BK2
Neutral Line
Ground
(green/yellow)
DHW
Temperature
Sensor /
Flow Sensor
Legend
BK1 - Black 1 (Neutral)
(BK1 with blue shrink sleeve on pump side)
BK2 - Black 2 (Line)
Note: See page 29 for CombiPLUS connections.
32
U
W
V
U
W
Q
4.
Diverter Valve
Cable
3.
Vitodens 100-W, WB1B Installation & Service
Connecting the CombiPLUS cables to the power pump
module.
1. Route the control cable Q through the fourth hole
of the power pump module base and route the pump
cable R through the second hole of the power pump
module base.
Secure the cables inside the power pump module
using the locknuts provided.
2. There are three wires to connect on the power pump
cable R.
Connect wire BK1 to the power pump neutral of
terminal block X3 (as shown).
Connect wire BK2 to the power pump line of
V
terminal block X3 (as shown).
Connect the green/yellow ground wire to terminal
block X2 (any open terminal).
3. The control cable Q has two connectors.
Connect the DHW temperature sensor / flow sensor
(five pin connector) to terminal plugin X7.
Connect the diverter valve (six pin connector) to
terminal plugin X10.
Note: For additional wiring details see the wiring
diagram.
4. Install the supplied anchors V into the wall behind
the cables. Install the conduit clip U with the
supplied screw W into the wall anchor V. Press
cables Q and R into the conduit clip U.
Legend
Q Control cable
R Pump cable
U Conduit clip
V #10 Anchor
W #10 Screw