Reason for failure:
1, check whether the sensor pin is loose, poor contact or broken.
2. Check whether the internal control circuit board is normal.
3. Check whether the control circuit board of the external machine is faulty.
4. Check whether the main control circuit board is faulty.
5. Check whether the fan motor, compressor coil and capacitor are short-circuited.
scale
As a large electrical appliance manufacturer focusing on air-conditioning products, Gree Electric is committed to providing air-conditioning products with leading technology and excellent quality to consumers all over the world.
It has 10 production bases in Zhuhai, Chongqing, Hefei, Wuhu, Zhengzhou, Wuhan, Shijiazhuang, Brazil, Pakistan and Vietnam, with more than 80,000 employees. Developed 20 categories, 400 series and more than 7,000 varieties of household air conditioners and commercial air conditioners, which can fully meet the various needs of different consumer groups.
It owns technical patents 14000, including invention patents 1300, and a series of "international leading" products, such as ultra-low temperature digital multi-series units, high-efficiency DC variable frequency centrifugal chillers, multifunctional floor heating household central air conditioners, 1hz variable frequency air conditioners, R290 environmental protection refrigerant air conditioners, and ultra-efficient constant speed compressors. , filling the gap in the industry.
In the fierce market competition, Gree Air Conditioning has successively won the bid for the "Beijing Olympic Media Village" in 2008, the main stadium of South Africa's "World Cup" in 20 10, the Guangzhou Asian Games in 20 10, the competition venue in kloc-0/4, and the supporting project of the Winter Olympics in Sochi, Russia in 20 14. , and won wide acclaim in the world.