Step Xuzhou 圣尔达 Refrigeration Electrical Services Ltd. received fluoride: a. Cool Status: Two outdoor unit connecting pipe valve cover, open with a wrench. With five of the hex wrench into thin (pressure valve) valve port, the valve closes quickly, after about 20 seconds in the coarse valve (low pressure) shut, and then shut down, power outages. Such a fluorine received outside the machine. This can disassemble. Xuzhou Sheng Erda Refrigeration Electrical Services Ltd a close fluorine. Xuzhou boot hit central air conditioning maintenance of refrigeration, compressor shut down after one minute pressure valve operation, turn off the low-pressure valve, stop. Remember to unplug the power cord! 2, open the outdoor unit brass fittings (plastic sheeting wrapped Xuzhou central air conditioning installation and maintenance, preventing into the soil), 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 The length of the tube to determine the location of the outdoor unit, the outdoor unit must ensure that the level; 3, take a good high and low pressure pipe, open the high-pressure valve, and low pressure pipe loose lock nut (exhaust pipe in the air) Xuzhou cleaning wedding dresses, listen to have the sound outlet after 8 to 10 seconds, tighten the lock nut, air conditioning repair, open the low-pressure valve, in order connect wires. 4, power, test machine. Check for leaks with soapy water pipe joints (locknuts place). Yunlong District hand air conditioning repair, air conditioning repair _ _ 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!