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Flat ducts
Use flat ducts with an inner cross-section that corres-
ponds to the diameter of the round pipes:
¡ Diameter of 150 mm corresponds to ap-
prox. 177 cm².
¡ Diameter of 120 mm corresponds to ap-
prox. 113 cm².
¡ Use sealing strips for different pipe diameters.
¡ Do not use any flat ducts with sharp bends.
Round pipes
Use round pipes with an inner diameter of 150 mm (re-
commended) or at least 120 mm.
12.9 Instructions for the air extraction mode
For air extraction mode, a one-way flap should be in-
stalled.
Notes
¡ If a one-way flap is not included with the appliance,
one can be ordered from a specialist retailer.
¡ If the exhaust air is conveyed through the external
wall, a telescopic duct should be used.
12.10 Information about circulating-air
mode
The appliance must only be operated when it is se-
curely installed and the pipework is connected.
12.11 Installation
Checking the wall
1.
Check whether the wall is vertical and has sufficient
load-bearing capacity.
The maximum weight of the appliance is 14 kg.
2.
Drill the hole depth in accordance with the length of
the screws.
The wall plugs must have a secure grip.
The enclosed screws and wall plugs are suitable for
solid brickwork, plasterboard, porous concrete and
poroton bricks.
Note: When drilling holes, always check the wall's sta-
bility before the unit is attached to the wall. If the wall is
not sufficient stability, the appliance cannot be moun-
ted.
Preparing the wall
Ensure that there are no electrical wires, gas pipes
1.
or water pipes in the area where holes are to be
drilled.
Cover the hob to prevent damage.
2.
Mark a vertical centre line on the wall from the ceil-
3.
ing to the lower edge of the appliance.
Mark the holes for the flue connection plate.
4.
The centre of the flue connection plate is marked
with a notch.
Place the plate in the centre of the centre line and
5.
align it horizontally.
Mark the positions of the holes.
6.
Installation instructions en
13
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