Viessmann Vitosol 200-T Installation Instructions Manual page 23

Pitched roof installation with rafter hooks
90°
10.
Fig. 25
Note on step 9:
Use the centring groove on the back of the header
casing as a drilling guide.
8. 9.
Ø9
(cont.)
7.
Continue with chapter "Hydraulic connections" (see
page 63).
23