Xuzhou Sheng Erda Refrigeration Electrical Services Ltd compressor does not run Cause 1: Power Troubleshooting: with a multimeter, electric pen then check the troubleshooting items. Xuzhou bad fuse and replace the fuse air conditioning maintenance and installation, wiring, replace broken wire Reason 2: The power supply voltage is too low to exclude with a multimeter to measure voltage, if necessary, by the power regulator device with three reasons: loose wire connection or disconnection of exclusion: Check the wire Xuzhou joints when cleaning air conditioning repair phone, loose connectors should be re-inserted firmly seated, by professional maintenance Xuzhou 圣尔达 Refrigeration Electrical Services Limited ☆ how to check the appearance of quality buy air conditioner, the first to Check the air quality of appearance: 1) air conditioner should be consistent with national standards, dimensions specifications are met; 2) air conditioner black metal should be no significant rust and corrosion; 3) plating surface should be smooth, uniform color; 4) painted pieces or spray the surface should not have obvious bubble; 5) decorative plastic surface should be smooth, uniform color; 6) air conditioner no missing parts and wear parts; 7) a list of the control box, no missing accessories; 8) manual, certificate and repair kits and other information not missing a single. Xuzhou fluoride air conditioning maintenance, refrigeration 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) 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.