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Air conditioning and practical knowledge of a note Line Security: should have appropriate and reliable electricity capacity leased line connection, and a reliable ground wire. Second Note carefully adjust the room temperature: the cooling temperature set high 1 ℃, when the heating temperature set low 2 ℃, can save more than 10%, while the body is almost no difference in perceived temperature. Third Regular cleaning filter: Dust can clog the filter mesh, reducing heating and cooling effect, it should be cleaned once about half. As little as possible to open the doors and windows, use of thick, translucent curtains can be reduced less room inside and outside heat exchange, in favor of saving. Fourth, do not block the outdoor unit outlet: otherwise the effect will reduce heating and cooling, a waste of electricity. Five select the appropriate wind angle: air flow is heavier than air, easy to sink, warm air and vice versa. Therefore, the cooling air outlet up, when the heating is down, the thermostat efficiency is improved. Six control the use of state power and set: boot, set high cold / heat, with the fastest control purposes; when the temperature is appropriate, change in low wind, energy and reduce noise. Futian District, home appliance repair service department, Shenzhen air-conditioning repair refrigeration company. The company has a strict management system, first-class quality of service, professional technicians, advanced testing equipment, a good sincere reputation. Over the years of sharpening created groups of skilled and experienced technicians, they are sincere smile and warm with high quality service to millions of households in Shenzhen! The company has come from domestic Gree, Midea, Haier, Chigo many of the original factory service technicians and engineers to improve the service and maintenance of quality and maintenance efficiency, we signed with the manufacturers to consumers year-round protection agreement, years after I air-conditioning repair company, much of the trust and praise. Services: refrigeration equipment maintenance services, fabrication and installation of cold storage, all kinds of professional production maintenance and installation of refrigeration equipment, air conditioning maintenance, and freon. Air conditioning installation, dismantling, transfer machines. Air conditioning inside and outside cleaning and maintenance. Home central air conditioning maintenance, installation, cleaning, maintenance, and other refrigerants. Large and medium-sized central air-conditioning design installation and maintenance cleaning and maintenance. After repairing the machine, from the date of repair, with the open document, the original repair parts warranty for one year. Due to broken, abnormal voltage caused by bad, bad caused by abnormal use, water, lightning, have taken outside the machine, etc., do not give warranty processing once identified fault, the customer does not agree to charge 40 yuan to repair, because there is no check the cause of the malfunction can not be repaired, we do not charge any fees. Shenzhen, home appliance repair company (www.jjdqwx.com) Our company specializes in maintenance of various brands of air conditioning, offers a variety of air conditioning disassembly, transfer machines, cleaning, maintenance, add liquid; recovery of various brands of air conditioning, the largest company in Shenzhen recycling, air conditioning maintenance, air conditioning moves the company. (Fast-site service, repair electrical equipment warranty for one year) ◆ 10 years of professional experience in various types of air conditioning failures are experienced ...... ◆ staff have more than three years of experience in air conditioning maintenance, air-conditioning manufacturers in part from technicians ...... ◆ has many years of residential and commercial air conditioning installation, maintenance experience and qualifications ...... ◆ familiar with the performance of air conditioning equipment, maintenance and management, with excellent professional skills and services intended ...... ◆ select home appliance repair company in Shenzhen, make you cool spend hot summer and warm through the cold winter!