Install the power cord and the lead wire
with accuracy so the power source
cover may not float. If the installation
curves inappropriately, the pin
connection area is likely to cause a heat
generation, a fire and an electric shock
due to dust or powder.
Although the power is shut off, it may get
involved to the rotation part, result in injury.
Please don’t install the ventilation
equipment on the ceiling with excessive
humidity or high temperature.
Please pay attention to the rotation of
impeller caused by backward air in air
duct.
Please don’t face it to the air outlet by eyes
(especially when operating).
The dirt may fly into your eyes.
Don’t use it in location with
opening-burning equipment (heater).
Please use the professional
ventilation when the room is
heated by gas or oil heating
furnace.
Don’t twist the unit or conduct the
overload force to unit in construction.
Dropping may cause the injury.
It may cause the fire or electric shock.
Please fully confirm the usage for
special purposes.
If the product is used for special
purposes such as preservation of food,
animals, plants, precision instruments
and artwork, it may cause the quality
declination.
Please wear the gloves and other protective
tools in construction to avoid the injury.
电源线及连接线要牢固安装，电源盖要压实，
不要使电源盖板翘起。若安装不当，接线区
域可能因灰尘或粉末而产生热量，引发火灾
或触电。
尽管电源被切开，还有可能被卷进转动部造成受伤。
请注意管道内逆风所造成的风轮转动。
请勿将眼睛对着出风口（特别是启动时）。
有脏物等飞出进入眼睛的可能。
不可用于开放式燃烧器具（暖气）的换气。
在房间内使用燃气或石油取暖炉时，
必须使用专用的换气设备。
施工时请使用手套等防护用具。
关于特殊用途请充分确认。
使用在食品、动植物、精密仪器、美术品的保
存等特殊用途上，易造成质量下降。
天花板顶上高温多湿时，应在天花板顶上安
装换气设备。
易引起火灾或触电。
施工时请勿扭转主机或对主机施加如风道那
样的过度负荷。
掉落易造成受伤。
禁 止
禁 止
禁 止
