1. charge fluorine refrigerant cylinder hose, pressure gauge and charge fluoride mouth, remove the air hose. 2. Start the compressor used with air conditioning, and refrigeration systems use pressure differential cylinder add refrigerant. 3. The charge fluoride changes observed during the gauge pointer to remain at 0.45 ~ 0.5MPa. The test run for 30 minutes, observe whether the air conditioner enters the normal operation state. 5. After reviewing each stop leaks doubt, no leaks can be put into operation. In addition to air conditioning repair Xuzhou hand, there are many different methods of fluoridation. Professional wholesale, retail Used Used Xuzhou hang conditioning installation air conditioning, Guiji air conditioning, central air conditioning. All machines ensure the normal use for six months, welcome cooperation. Xuzhou hand air conditioning repair, used air conditioning, refrigeration provided by Xuzhou Sheng Erda 圣尔达 Refrigeration Electrical Services Limited. Xuzhou 圣尔达 Refrigeration Electrical Services Limited (xzktw.com) strong, credible, in Xuzhou heat exchangers, refrigeration and air conditioning equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Sheng Erda refrigeration and you hand into the brilliant, for a better future!