Fan drive, stop or during operation, such as found irregularities fire exhaust fan should be checked immediately, examination revealed glitches should be trying to identify the reasons for cancellation. Found great fault (such as fans severe vibration, shock, bearing temperature rise dramatic rise, etc.) should be immediately stopped and checked. One month after the first run, Qingdao fans exhaust fan fire, should be re-update to replace oil (or grease) except after the overhaul should be replaced after each exhaust fan fire outside Hebei, under normal circumstances, February 1 to change the oil ( or fat), but also changing the oil (or fat) in accordance with the actual situation. Axial fans. The axial air flow into the fan impeller, approximately cylindrical flow in the axial direction on the surface. Such fan including axial fan, axial blowers and axial compressors. (3) rotating fan. Use of the rotor rotates to change the chamber volume work. Common varieties Roots blowers, rotary compressors. According to the flow direction of the fan airflow into the impeller into: axial fans, centrifugal fans and mixed flow (Francis) fan. Shandong fire exhaust fan, exhaust fan fire, air-conditioning equipment provided by Hao Yang Hao Yang Air Conditioning Equipment Co., Texas. Air Conditioning Equipment Co., Texas Hao Yang (www.dzhykt.com) strong, credible, in Dezhou chemical fiber fabrics, materials, and other industries has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Hao Yang air conditioning and you hand into the brilliant, for a better future!