4
3. Safety Instructions
Please read your Operating and Installa-
tion Instructions carefully and follow the
directions. Please keep your manual in a
safe place. You may need it in the future for
other useful information and tips.
The Vario-Vent DUO is designed to ventilate
rooms. This system is installed into the
exterior wall. This wall must have a mini-
mum width of 27 cm and may not be wider
than 56 cm.
A 230 volt electric power supply is needed.
The control voltage has 12 volt.
The use of the Vario-Vent DUO is only
permitted with the use of the dust filter.
This filter must be cleaned regularly and or
replaced.
The respective regional construction regula-
tions that apply must be followed.
The unit can only go into operation after all
construction work has been completed.
The unit is not suitable or permitted to be
used to dry out the building during the
construction phase.
For maintenance always disconnect the
power supply.
With the use of a fireplace please check
with a chimney sweep or specialist for
safety reasons.
This device is not intended to be used by
persons (including children) with limited
physical, sensory or mental aptitude or lack
of experience and/or knowledge unless
they are supervised by a person responsible
for their safety or have received instruc-
tion from this person as to how the device
is used.
The manufacturer cannot be made liable to
damages due to improper installations or
failure to follow the manufactures guide-
lines for proper use.