Viessmann CombiPLUS Kit Installation & Quick Start Manual page 5

CombiPLUS Kit for Vitodens 100-W, WB1B Quick Start
Additional CombiPLUS Preparations for Vitodens 100-W, WB1B-26 only
A
A
1
2
H
Gasket
3
4
The CombiPLUS A flow restrictor must be
exchanged when used with the Vitodens 100-W,
WB1B-26.
1
Remove the two 4 mm hex head cap
screws from the flow tube cap and set
aside.
Gently remove the flow tube cap by pulling
straight up (ensure not to damage the
gasket) and set aside.
Remove the factory installed (14L/min)
flow restrictor (a small flat screw driver
maybe required to unseat the restrictor)
and discard.
2
Install the new flow restrictor H (for
the WB1B-26 model only) supplied with
the installation fittings.
Color Specification:
WB1B-26, black on white, 10L/min.
WB1B-35, brown on white, 14L/min.
3
Reinstall the flow tube cap (ensure not
to pinch or damage the gasket).
4
Reinstall the two 4 mm hex head cap
screws securing the flow tube cap.
Torque screws to 4.5 Nm (40 lb.in.).
Installation
5