INSTALLATION INSTRUCTIONS
CAUTION
4
Do not operate together with open-
burning appliance (e.g. gas or oil
furnaces).
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Otherwise, it may cause
carbon monoxide poisoning.
Please use a dedicated
ventilator.
Otherwise, it may
fall off causing
personal injury.
The building structure and fixings
which are used to install the product
must have sufficient strength to
support more than 5 times the
weight of the product. They must be
reinforced if their strength is
insufficient.
Although the power is shut off, part
rotation may occur, resulting in injury.
Please pay attention to the rotation
of impeller caused by backdraft air in
air duct.
Dropping may cause injury.
Otherwise, it may cause a safety
risk.
Be sure to have the product
transported and installed by two or
more engineers. Please pay attention
to the center of gravity and the
weight when moving the product.
Do not twist the product or apply
excessive load to the product during
construction.
Dropping may cause injury.
Do not insert fingers or sticks into the
product air inlet, or air outlet.
Otherwise, the operation of rotation
part will cause the personal injury.
ERV
Otherwise, dew may be
generated inside the
product, causing electric
shock or water dripping
and thus leading to
property damage.
Do not install the product or the
room air inlet in places where
high-temperature or high-humidity air
may enter the product.
When drilling or cutting the wall or
ceiling, do not damage the wires or
ducts in the wall.
Room air inlet
Usage in high temperature
conditions may cause
distortion of filter, heat
exchange core, or motor
burn-out.
Do not install the product or the
room
air inlet in high-temperature
places
(where the ambient
temperature exceeds
40
℃
)
or places
in direct contact with heat sources.
Please install anti-bird netting or
similar prevention in pipe hood.
Please remove the abnormities such as
bird nests, otherwise it may cause a
lack of oxygen in room.
Otherwise, it may cause indoor air
pollution and thus may harm health.
Install the outside air inlet at a
position where the exhaust air from
the product does not directly flow
back.
Otherwise, the filter may be clogged
with dust or dirt, and thus the outside
air inlet may be blocked or shorten the
service life of the filter.
Do not install the product in dusty or
dirty locations.
