Viessmann Vitoligno 300-C Installation And Service Instructions For Contractors page 16

Installation sequence
Fitting the casing panels
4.
Fig. 7
Edge protector
A
Note
Edge protector and self-tapping screws ST 4.8 x 9.5
are included in the delivery.
16
(cont.)
4x
A
2.
1.
3.
Note
The front panel and the top panels are fitted later.
A