[Tianjin Jinzhong Ji HVAC purification equipment to recommend the star product --HTF fire exhaust fan] installation process a comprehensive sample of fans familiar, familiar fan specifications, form of the impeller rotation direction and the direction of the air flow in and out, etc., Fans should be checked before installing the impeller whether the collision phenomenon, and conduct a comprehensive inspection of the components, the attachment is complete, whether the firm connection of the components, carefully check whether the blades due to shipping damage or deformation, otherwise it should be repaired before installation. 2, join the fan duct should have a separate import and export support, do not allow the weight of the pipe plus the upper hand in the fan chassis parts, pay attention to the horizontal position of the fan when the fan is installed, the fan and the foundation of the joint surface and the wind pipe connection should be adjusted so that the natural fit, can not be forcibly join. 3. After installing the fan, hand or lever Stubbs boiler fan impeller, check if there are too tight or collision phenomena, whether or interfere with the rotation of items, no abnormal phenomenon, the only test run, the wind exposed opportunity gearing section should shield (user-supplied). Such as when the fan is not connected to the inlet pipe, also need to purchase protective nets or other safety devices (user-supplied). 4, the fan wiring must be accurate and reliable, the fan housing should be properly grounded, grounding must be reliable. Fan power supply must be complete and comply with the relevant requirements. Electrical wiring must have electrical wiring expertise. [Tianjin Jinzhong Ji HVAC purification equipment to recommend the star product --DWT / BDW-87-3] environment roof fan roof fan is mounted on the roof of exhaust ventilation fans, due to the installation of a special use of the environment of fire exhaust fan, the fans decided to use special materials and structures. Air backflow device settings after shutdown to prevent roof fan, because the high-speed rotating fan in the hot action, resulting in a lot of inner duct wind speed increases, the fan starts to reverse the motor is very unfavorable, may be due to the starting current excessive damage. Roof fan in the design should have a reliable rain, snow, wind and sand proof performance, snow and rain did not like sand, snow and sand because not only into the fan from the top, in the outdoor wind speed reaches a certain intensity, Fans may enter from the bottom. Fire exhaust fan, fan Tianjin, Tianjin Jinzhong Ji fan manufacturers provided by Tianjin Jinzhong Ji HVAC purification equipment. Tianjin Jinzhong Ji HVAC purification equipment Limited (www.Jzjnt.com) strong, credible, in Tianjin fans, ventilation equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead the group into the brilliant and you work for a better future!