Top Of Control Unit; Opening The Control Unit - Viessmann Vitotronic 300 KW3 Installation Instructions Manual

Top of Control Unit

Opening the Control Unit

Installation
1.Install the rear control housing.
2. Position top of control unit on the
bottom and snap together.
3. Cut through sticker , pull out hinged
support bar and pull down until the
lower section snaps into place.
4. Snap the end of the hinged support bar
in the holding clip at the bottom of the
control.
5. Insert the flat cable connector in
plug-in location "X10" and lay cable
under holding clip.
6. Unlock hinged support bar by applying
pressure to linkage point
top of control unit down, snapping into
bottom of control unit.
1. Open the flip-down cover.
2. Using a suitable tool, e.g. a Viessmann
hexagon socket screw key, unlock the
top of the control and raise until
hinged support bar snaps into place.
and bring
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