Xuzhou Sheng Erda Refrigeration Electrical Services Ltd a close fluorine. Xuzhou boot hit the refrigeration and air conditioning maintenance telephone, high-pressure valve after the compressor shut down running one minute, turn off the low-pressure valve, stop. Remember to unplug the power cord! 2, open the outdoor unit brass fittings (plastic sheeting wrapped into the soil to prevent), open outdoor electrical and mechanical wire connector (remember the line in the order) 3. Remove the indoor and outdoor unit. Installed: 1, according to the location of holes punched through the wall of the tube hit the indoor unit, at a predetermined position of the indoor unit to hang nail plate (must ensure that the level of the standard instrument calibration), will hang up after piercing tube indoor unit; 2, according to determine the length of the tube position of the outdoor unit, the outdoor unit must ensure that the level; 3, take a good high and low pressure pipe, open the pressure valve Xuzhou air conditioning repair phone, then loosen lock nut low pressure pipe (exhaust pipe in the air), heard There are voices outlet after 8 to 10 seconds, tighten the lock nut, turn the low-pressure valve, in order connect wires. 4, power, test machine. Check for leaks with soapy water pipe joints (locknuts place). Xuzhou 圣尔达 Refrigeration Electrical Services Ltd First, the basic concept of an air conditioner, air conditioning, air conditioner stands for, generally refers to in a particular space temperature, humidity, cleanliness and adjust the flow rate, and meet the standards process requirements and can meet the needs of human comfort appliances. 2, with three basic functions: cooling, heating, dehumidifying 3, ambient temperature heating and type of -7 ℃ -43 ℃ (National Standards) 4, refrigeration 18 ℃ (indoor) ~ 43 ℃ (outdoor), dehumidification 18 ℃ below (room temperature) 5, air conditioning noise national standards: cooling capacity 2500W-4500W machine ≤48 dB, outside the machine ≤58 dB; cooling capacity 4500W-7500W machine ≤52 dB Xuzhou Gree air conditioning installation telephone, outside the machine ≤62 dB. 6, mostly for heating air conditioning heat pump air conditioner, it has the advantage of high energy efficiency, is also using the auxiliary heating function, an increase in indoor heating pipe, it has the advantage of fast heating at low temperatures, but the disadvantage is that the electricity high volume users purchase power electric heating air conditioning to take into account his meter capacity and 220V or 380V. Xuzhou air conditioning maintenance and fluoride | air conditioning | Sheng Erda refrigeration provided by Xuzhou 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!