DONGGUAN XINGDONG ELECTRONICS CO., LTD.
Add: NO.2, Dagao Hengfeng 2nd Road, Changping Town, Dongguan, Guangdong, China
Tel:+86-769-83660708
Fax:+86-769-83660718
Email:info@d-fan.com.cn
URL:http://gzznb.cn/eng/
"Exhaust Fan" power lines yellow and green wire must be grounded; "Exhaust Fan" power try to pick an all-pole switch; the top of the ceiling must be set to check the hole; remind everyone must avoid gas through the airway open and other pyrotechnic reflux device channels; pipeline must not be bent in a V-shaped, bell-shaped and other shapes carry impede air circulation; you must set up a room with the exception of the air intake, in order to ensure fresh air; this product please fans during operation, Do not washout in the body; "Exhaust fan" Friendly remind users of such fan disassembly or cleaning, you must first cut off the power. (Remember)