Viessmann VITOSOL 200 Installation Instructions Manual page 44

Installation on walls
A Centering groove
44
(cont.)
3. Mark the fixing points at the back of
the connecting chamber.
Use the centering groove as a tem-
plate.
4. Drill 7 9 mm holes.
5. Secure the connecting chamber.
6. Where several collectors are
installed above each other, con-
tinue with "Installing the connecting
chamber" on page 45, otherwise
continue with "Fitting the vacuum
tubes" on page 46.