7.6
Connecting air ducts and Air-Injectors
Attention
Danger of damaging the units. The unit must not be subjected to the
weight of the ducts. Suspend the ducts from the ceiling or support them on
the floor.
Connecting the supply air duct
■
Connect RoofVent
®
units without Air-Injectors or with 2 Air-Injectors to a on-site
air duct.
■
For units with 2 Air-Injectors: Install the two Air-Injectors on the supply air duct:
–
Stick the compression tape onto the Air-Injectors.
–
Attach the Air-Injectors to the supply air duct with a perforated angle plate
and blind rivet nuts.
–
Do not install any add-ons or fittings in the direct outlet area. The supply air
jet must be free to spread out unhindered.
25
20
28
1100
1050
Fig. 25: Connection dimensions supply air duct (in mm)
850
780
34
M6
12
Fig. 26:
Hole pattern for Air-Injector (dimensions in mm)
1
2
3
■
1
Compression tape (on site)
■
2
Perforated angle plate (on site)
■
3
Blind rivet nuts (on site)
Fig. 27:
Installing the Air-Injectors on the supply air duct
29
RoofVent
®
KG
Operating instructions
Transport and installation
4 220 755-en-00
