Air conditioning is not cooling because suddenly? Air conditioning suddenly not cooling may have the following reasons: First, compressor thermal protection. (Just machines when the compressor temperature is not high, you can run it can be cooling, wait until the temperature on the high temperature to protect the compressor, and then outside the fan still working hand air conditioning, so you think outside the machine is still working, the substance of the compressor The reason has stopped) for this failure are: 1. Cause 2. lack freon cooling outside the machine itself, the quality is not good 3. Compressors (new air conditioning that may be less) Second, the four-way valve is suddenly energized, becomes heating up. Provided that: out of the wind is really hot. The reasons for this failure are: 1. 2. PC board air conditioning line installation (small chance) press or to change air conditioning and fluoride treatment cracking and leakage of the transfer of Xuzhou hand air conditioning system emptying have those methods? The method is nothing more than so few; vacuum pumping system with fluorine to add fluorine top running it, then let go and re-add! Fluoride top two types one is not used central air conditioning renovation Xuzhou boot directly to the fluorine from the low to the high pressure side of the catch. Another joint press evacuated to catch air with fluorine. Refrigeration Electrical Services Ltd. Xuzhou Sheng Erda door, expensive, a lot of recycling, the acquisition of old and new air conditioning, second-hand air conditioners, stock air conditioners, air conditioning offline confiscated air conditioning, air conditioning Xuzhou auction conditioned waste recycling, good or bad air conditioning. Our private sector, flexible, state-owned enterprise responsible for the recovery of bad air conditioning, fashionable and attractive, cash recovery. Welcome to the major air conditioning manufacturers and related units have a backlog anti-plant machine operators closed down inventory, smuggling confiscated, and other contact with me, honest, optimistic about the goods cash on demand. Xuzhou used central air conditioning maintenance | Sheng Erda refrigeration | second-hand air conditioning provided by Xuzhou 圣尔达 Refrigeration Electrical Services Limited. Xuzhou used central air conditioning maintenance | Sheng Erda refrigeration | second-hand air is Xuzhou Sheng Erda Refrigeration Electrical Services Limited (xzktw.com) this year introduced a new upgrade, the above picture is for reference only, please call or pictures on this page contact telephone number, to obtain the latest information, contact: Liu Wanhai.