8
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VENTO Ergo A50/50-1 Pro
Distance ring
А
Inside
Outside
Model
А, mm
VENTO Ergo A50 Pro
10
VENTO Ergo A50-1 Pro
10
VENTO Ergo A50 S Pro
10-110
10-110
VENTO Ergo A50 -1 S Pro
MOUNTING
4.
Connect the mounting plate according to the wiring diagram, refer to the section Connection to Power Mains, page 10.
Prepare four fastening holes and fix the mounting plate on the wall with fours 4x40 screws and 6x40 dowels (included into the delivery set).
Align the telescopic air duct with respect to the mounting plate and fill the gaps between the wall and the telescopic air duct with a mounting foam. The
telescopic air duct must not protrude beyond the surface of the mounting plate.
The unit is designed for through-the-wall mounting in the building outer wall.
Mounting sequence:
1.
Prepare a round core hole through the outer wall. The size is shown in the figure 7.
2.
After the core hole is ready cut out a 25 mm deep recess for laying of the cables and the contact sockets connected to the mounting plate. The recess
shape is shown in fig. 8.
While mounting several connected in series units provide a recess for the cable layout during the hole preparation to enable series connection of several
units.
170
Fig. 7. Size of the core hole
max 200
max 90
R100
Fig. 8. Recess size and shape
3.
Install the telescopic air duct in the wall. The protruding telescopic air duct section on outer wall side must be equal to the distance A, fig. 9:
Fig. 9. Telescopic air duct mounting
Fig. 10. Mounting plate mounting