What should be paid attention to after using the high speed door and parts for many years A high speed door consists of many components.When the high speed door has been used for a certain number of years, we should conduct a comprehensive inspection and maintenance of the product, and timely check to find possible potential safety hazards. If the parts of the product are found to be seriously worn and aging, we should promptly contact professional manufacturers for zero Parts repair and replacement. The parts include: 1. Power and braking system. 2. High speed door safety device. 3. Control switch system. 4. Other accessories such as steel structure, wind resistance device, sealing device, door structure, interlocking device, emergency stop device, roller, limit device, switch device and so on. Technology Category Technical Parameters Usage…