Installation Instructions: Check the fan out of the box ready to work all parts are complete, the cabinet has bruised external low noise axial fans, with particular attention to whether there are bumps deformed head rectifiers, each component is closely coupled to the blade motor without injury Roof axial fan impeller rotation is flexible, such as problem should be repaired and adjusted. Check the installed base of fans, it must have sufficient strength and rigidity to ensure fans can withstand the load at runtime, and check the fan base and connection size meets the design requirements. Before installing the fan, be sure to check the packaging is not intact, fans outside the nameplate and specification is not the same, is not it meets the requirements. Description equipped with various accessories are complete; check whether there is a deformation of the fan body damage during handling and other transport phenomena, whether solid pieces off loosening, especially if there is a collision impeller phenomenon, each fan Are some parts shortage flame-proof axial fan, if you find any problems before installation, it is best to contact the manufacturer, conducted with or supplement; table with 500v megohms insulation resistance measurement at the fan housing and the motor windings to ensure a variety of materials and tools before installing the fan, will be used to prepare well in advance; the value obtained is greater than 0.5 megohms, if not this value, it should be the motor windings drying axial fans, remember temperature should not exceed 120 degrees Celsius be sure to select the appropriate installation site and location. Square wall axial fans, air conditioning, Chen Yu (certified), Hebei axial fan provided by Wu Cheng Chen Yu Air Conditioning Equipment Co., Ltd. Wu Cheng Chen Yu Air Conditioning Equipment Co., Ltd. (www.wccykt.com) is a leader in Dezhou, fans, ventilation equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs . Chen Yu-conditioning in leadership with the staff warmly welcome all inquiries negotiations to create Chenyu conditioning a better future.