Xuzhou 圣尔达 Refrigeration Electrical Services Ltd 1) around the outside of the connected machine joints tighten (fine), with a special wrench to loosen the valve stem off a ring (2) heard outside the machine connector (coarse) creak sound, air conditioning repair, about 30 seconds, with a sheet hand tighten (crude) connector (3) Release the (crude) worn only on the tube valve stem (4) to completely release the (fine) tube off the valve stem. This temporal withered vented end (5) Finally, leak detergent, carefully observe every joint without bubbles emerge, verify that the system is indeed no leaks, tighten the valve cap insurance, you can start trial operation ( 6) If the normal operation of the cooling effect of air conditioning is not good, the indoor air outlet temperature does not meet the requirements, consider supplementing the freon refrigerant. (7) the refrigerant charge is completed Xuzhou air conditioning maintenance shift, the cause of this shift work all over. Xuzhou Sheng Erda Refrigeration Electrical Services Limited air conditioner according to the functional classification ∷ generally divided into single cold type, heating type, electric auxiliary heating. ∷ single cold type: Suitable for hot summer and warmer in winter and air conditioning maintenance and fluoride Xuzhou region, or adequate heating in winter areas. ∷ being of type: Suitable for areas with hot summers and cold winters: heat capacity and should be selected is greater than the cooling capacity of the air conditioning system to ensure that the heating effect. ∷ electric auxiliary heating type air-conditioning closet: In addition to the general characteristics of air-conditioning closet, but also increases the electric auxiliary heating, air conditioning repair parts used in Xuzhou transfer, ensuring a strong winter heating. Air conditioning improper use, or the surrounding conditions change, the external power accidents caused by objective factors such as the failure of some non-substantive, families find it difficult to judge and eager to please people hands-on maintenance, thus increasing the real failures caused by human activity, not only increase expenses, but also affected the normal family life and work in the hot summer of. So in the context of home air conditioning to help readers improve the use of knowledge, improve their quality of life. Xuzhou cleaning wedding dresses, Sheng Erda refrigeration (certified), air conditioning maintenance provided by Xuzhou 圣尔达 Refrigeration Electrical Services Limited. Xuzhou Sheng Erda Refrigeration Electrical Services Limited (xzktw.com) 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. Sheng Erda leader in refrigeration staff warmly welcome all inquiries negotiations to create a better future Sheng Erda refrigeration.