Fitting The Control Unit Front - Viessmann VITOTRONIC300 Installation And Service Instructions Manual

Control Unit Installation

Fitting the Control Unit Front

Legend
A Cable retaining tab
32
Vitotronic 300, GW2B Installation and Service
1. Snap on the control cover to the control housing.
2. Snap on the interface cover to the control cover.
3. Release the stay bar and lock in position.
4. Insert the plug from the programming unit to the
control.
Note: Route the ribbon cable through retainer A.
5. Return the stay bar to the control cover and lock in
position.
6. Close the control cover.
7. Secure the control cover to the front housing with
supplied fasteners.
8. Install the junction box cover and support with a
supplied screws.