Xuzhou 圣尔达 Refrigeration Electrical Services Limited ☆ why frost when the air conditioner when the air conditioner for cooling operation Xuzhou telephone central air conditioning cleaning, due to the evaporation of the evaporator temperature is below 0 ℃ Xuzhou central air conditioning rental, indoor air humidity occurs frosting. Under normal circumstances, Xuzhou Central air conditioning vent price, as long as the wind speed to play at a high speed, generally resolve on their own. Some air conditioners already have such automatic defrosting judgment and handlers. ☆ air conditioner indoor or outdoor part why sometimes generated when the air conditioner work will take the fog mist is a normal phenomenon, not a malfunction. Air conditioner cooling operation, the indoor air is blown, air temperature around 10-16 ℃, while the indoor temperature is usually the initial central air conditioning, hot water vapor in the air freezes at about 30 ℃, it produced a white mist. ☆ Press "Stop" button, which is why the air conditioner still rotating air conditioner due to issue automatic defrost instructions. When the heating operation is stopped, the unit in the outdoor unit microcomputer means detects a considerable degree of frost conditions, and thus issues an automatic defrost instruction. Xuzhou 圣尔达 Refrigeration Electrical Services Limited ☆ conditioner retreat or quality problems arise which can be changed in accordance with national regulations: performance failure occurred within 7 days retreat, can be changed, repairable; there are performance problems can be changed within 15 days, repairable ; in the "three guarantees" the validity of the security or performance troubleshooting twice, still not working, retreat, can be changed. Product performance problems is the product does not comply with safety and health requirements, endanger the existence of personal and property safety of unreasonable; or do not have the product should have the property; or do not meet the quality of express. What is the difference ☆ "warranty period" and "Warranty Period" to "repair period" is based on the national "Three Guarantees", when the repair period, in line with the "three guarantees" the condition of product repair free of charge. "Warranty period" is the period of time to ensure product repair, which is necessary to fulfill the obligations of producers. Central air conditioning renovation Xuzhou, central 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!