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READ THE USER'S MANUAL BEFORE INSTALLING THE UNIT.
VENTILATOR MOUNTING
1.
Prepare core holes in the outer wall.
Prepare one or two round core holes in the outer wall depending on ventilation system configuration. To attain efficient ventilation the
installation places of the ventilators must be located as far from each other as possible. While preparing core holes it is recommended
to make preparations for layout of the power cable and other required cables in the wall. The hole size and minimum distance to the
surface, e.g. wall, ceiling or window and the minimum distance between the ventilators is shown below.
min 1 m
min 1 m
min
1 m
min 500 mm
Ø 180 mm
min 500 mm
min 500 mm
2.
Measure the air ducts of the required length.
A
B
L
Measure the wall thickness B.
The required air duct length is calculated as L = B + A.
A means the projected part of the air duct to the outside required for
installation of the outer ventilation grille or hood.
A distance is stated in the installation instruction to the ventilation hood.
Cut air duct to the length L.
DO NOT BLOCK THE AIR DUCT OF THE INSTALLED UNIT WITH DUST ACCUMULATING
MATERIALS, SUCH AS CURTAINS, CLOTH SHUTTERS, ETC. AS IT PREVENTS AIR
CIRCULATION IN THE ROOM.
