How to buy air conditioning the most economical with the improvement of people's living standards, air conditioning increasingly become an everyday work life most indispensable appliance. So how can you buy the Heart as air-conditioned rooms and inexpensive it? The following experts Zhengzhou air conditioning full service to more than seven years experience in itself to answer it for you. Air conditioning is in the large electrical appliances, air conditioning repair, taking into account the time will be longer, spend big investment, so buy some see more comparisons. The main attention to the following basic considerations will not buy the wrong time of purchase. First, the brand, of course, is the biggest selling brand is the best, although it will more expensive brand name, but the product quality and after-sale guarantee. So in the case of funds can afford the best choice for first-line brands and foreign brands, such as: Daikin, Gree. Second, we must note that air conditioning use among area must match well, do not match too large or too small, too large cost more, matching small machine money is saved Xuzhou industrial air conditioning repair phone, but the effect is not good to use, but more charges electricity. Whether to choose inverter air conditioner, I think that if the whole time of the day with no more than four hours Xuzhou air conditioning maintenance and fluoride is not necessary, because the inverter air conditioner is turned on, the longer power, not a long time to open no power. Third, to buy time in Xuzhou conditioning maintenance, I recommend a year in * and 5.1 or 10.1 most suitable, preferably *, which is the year of the off-season big promotion, the manufacturers will give a lot of none other, this time the installer nor is busy. 5.1 for installation at very slow. Wedding dresses steps: First, the preparatory work at least two or more persons skilled refrigeration repairman, tool set, seat belts and other safety equipment. Second, step 1 disassemble. Recovery of refrigerant, whether it is winter or summer transfer machines, air conditioners must be collected in the refrigerant to the outdoor unit. Should start before disassemble the empty withered, remote set cooling until the operation of the compressor cooling state to normal, with a wrench outside the machine's liquid pipe and gas pipe protection cap on the interface, turn off the high-pressure pipe (fine) The cut-off valve, l min (bigger air conditioning on the other about 2 minutes) after the appearance of condensation tube, immediately turn off the low-pressure pipe (crude) off valves, with the rapid shutdown, unplug the power cord, use a wrench to tighten the insurance cap, so far refrigerant recovery work is completed. 2. After the demolition of the indoor refrigerant recovery mechanism, removable indoor unit. The indoor unit is connected with a wrench to unscrew the lock master, with a prepared seal sodium child spin cover your indoor unit connectors wire lines to prevent damage the connector wire pattern; then cross from the Line of Control. It should also be marked to prevent wrong during installation. If the signal lines or power lines are wrong, it will cause outside the machine is not running, or uncontrolled machine. The machine hanging board general fixed strong, unloading more difficult; emptied remove siding, placed flat concrete floor and then gently pat correction. 3. Demolition of the outdoor unit Demolition of the outdoor unit by professional refrigeration repairman demolition in ensuring safety. Connect twist lock away his mother, application live prepared sealed sodium child spin care out connectors of wire lines. Use a wrench to loosen the set screw in the foot outside the machine. After the demolition of the outdoor unit down, preferably with rope Diaozhu unloading put at the same time should pay attention to balance, to avoid vibration, bump, and note the downstairs cars and people. Xuzhou refrigeration air conditioning maintenance of telephone _ Sheng Erda (certified) _ air conditioning maintenance provided by Xuzhou 圣尔达 Refrigeration Electrical Services Limited. Xuzhou Sheng Erda Refrigeration Electrical Services Limited (xzktw.com) is in Xuzhou, Jiangsu, heat, refrigeration and air conditioning equipment leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customers needs. In Sheng Erda refrigeration leadership with the staff warmly welcome all inquiries negotiations to create a better future for refrigeration Sheng Erda.