NEFF F 3470 Montage-Und Installationsanleitung Seite 31

Please note that the volume of air required for
3
combustion must not be less than 2 m /h per kW
power (see kW total power on the identification plate).
If there are other gas appliances in the same room,
for example, or if natural, direct ventilation is not
possible, natural indirect or direct ventilation must be
min. 180 cm
provided.
Call in a competent expert to plan and install this
ventilation system in accordance with the standards
specified in the current guidelines.
These ventilation holes should be designed so that
2
min. 100 cm
users of the room are not subjected to an
accumulation of disagreeable odours. It is not
permitted to use extractor flaps that are already
present for other appliances for the discharge of
combustion residues.
The vertical difference from the ventilation holes to
the electric fan must also be at least 180 cm.
29