Dimension diagrams
Assembly: Control board in the grille frame
Fasten the control board in the inten-
ded assembly area of the grille frame
using the screw provided.
18
Exhaust vent conical for DN 75 to DN 80
206 mm
Control board
Screw
Break the bars (2 x) for installation in
3/LB und 3/LS housings
Possible installation positons for shaft installation:
Backdraft shutter
Attention Check and, if necessary, correct position and firm fit
of the backdraft shutter (see page 7)
Grille frame
32 mm
Clamping length 1:
Up to 42 mm
Clamping length 2:
from 57 mm
Between 42 and 57
mm clamping is not
possible
Hook the control
board here
EN