Viessmann H32E, Инструкция по установке и обслуживанию, Страница: 28 / 80

28
!
Please note
If the air duct does not sit properly in the con-
nection piece, this may cause a leak.
Check that the air duct sits properly in the con-
nection piece. Locking pins should be easy to
insert and click audibly in place.
!
Please note
High bending forces on the system component
connections may cause a leak.
Avoid sharp bends. On flat ducts, fit bends with
elbows.
Flat duct bending radius
300
150
A
Fig. 27
A
Fixing clamp
Note
Avoid changes of direction immediately downstream of
the distributor. Observe the bending radius.
Connecting round ducts
Trimming a round duct
90°
1.
Fig. 28
Connecting a round duct
3.
2x
2.
1.
Fig. 29
Installing modular supply air/extract air ductwork
Connecting flat ducts
(cont.)
5831646
Installation