Maintenance: 1. Before starting the fan air conditioning units, should be cleared of debris in ducts, pipes and check valve device is normal. 2. Turned cold (hot) source before starting the fan heat recovery air-conditioning unit, adjust the desired amount of wind. 3. Require clean water, soft water is best. 4. In unit deactivated season, the heat exchanger should be filled with water to reduce tube corrosion. But not in use during the winter, in order to prevent the cracking tube must be put clean water unit memory. Performance; 1. cabinet panel for the double wall structure, the inner layer of galvanized steel, the outer layer of color composite steel, middle with 30-50mm thick CFC-free polyurethane foam as insulation materials, thermal conductivity, waterproof compartment heating effect is good. Interior design wall effect while strengthening the structure, the unit stronger and more durable. 2, between the panel and the frame is made of aluminum insulation protection, security eliminates cold bridges, small leakage rate, a good seal. 3, the overall structure of the novel and unique, rigid, light weight, easy disassembly. Cabinet air conditioning unit air conditioning unit _ _ Fuxin Chenyu air conditioning services provided by Wu Cheng Chen-yu air-conditioning Limited. Wu Cheng Chen Yu Air Conditioning Equipment Co., Ltd. (www.wccykt.com) strong, credible, in Dezhou fan, ventilation equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Chenyu air conditioning and you hand into the brilliant, for a better future!