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Beijing Daxing District Zhigao Air Conditioning Repair Service: Common Failure Causes of Air Conditioning

时间:2019-09-23 浏览: Fault code time: 2019-09-23

Beijing Zhigao Air Conditioning After-sales Network Repair Service Areas of Daxing District: Xingfeng Street, Linxiao Road Street, Qingyuan Street, Zhuang Area, Huangcun Area, Jiugong Area, Xihongmen Area, Erhai Area, Guanyin Temple Street, Tiangongyuan Street, Gaomidian Street, Ronghua Street, Boxing Street, Qingyundian Town, Caiyu Town, Anding Town, Lixian Town, Yucheng Town, Pangezhuang Town, Beizang Village Town, Weishanzhuang Town, Changziying Town, Beijing Economic Technology Development Zone, Zhongguancun National Independent Innovation Demonstration Zone, Daxing Biomedical Industry Base, National New Media Industry Base. Service areas in Beijing Huairou District: Quanhe Street, Longshan Street, Huairou District, Yanqi District, Miaocheng District, Beifang Town, Yangsong Town, Qiaozi Town, Huaibei Town, Tanghekou Town, Bohai Town, Jiuduhe Town, Liulimiao Town, Baoshan Town, Changshaoying Manchu Township, Drumgoumen Manchu Township, Beijing Yanqi Economic Development Zone. Air conditioning repair, cleaning, disinfection, installation, relocation, maintenance, security inspection, etc. For more information, please see the homepage URL and contact customer service.

Analysis of common failure causes of air conditioners

Why is the outdoor unit noisy?

A. Whether the wire of the outdoor unit is loose, whether the wall is aging, whether the noise is the resonance of the large glass of the window, where the pipe is bent, the balance of the outdoor wind blade is not good, and there is no problem with the quality of the printing machine.

B. Whether the axial flow fan, fan blade and compressor are equipped with sound insulation cotton.

C. The air duct design of the whole machine.

D. Refrigerant system refrigerant flow, refrigeration system piping design, rear network resonance, etc.

Fast power mode: efficiency per line

Line 1: W-phase negative control signal; Line 2: W's positive control signal; Line 3: V's negative control signal; Line 4: V's positive control signal lamp 5: U's negative control signal; Line 6: U Positive end control signal; Line 7: ground; line 8; + 5V line; line 9: + 12V line; line 10: module cover signal line [module cover: overheat, overcurrent, undervoltage cover, module is covering A microsecond-level pole signal was input during this time]

Service area

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