Electric garage door installation concerned, may be a lot of people are not automatic garage door opener, and it does not make it superior to protect small garage door manufacturing equipment, if you know it's installer, then you will would be better to maintain it. Garage door is widely used in life, mostly automatic garage door automatic garage door motor how much money, or remote control garage door torsion spring mounting bracket to the center of the torsion spring, nylon apron, flange, phase and door weight matching the torsion spring, locking flange, reel, bearing bracket in order (to distinguish between left and right side) set in the galvanized steel, and pay attention to all parts are installed correctly. M8 × 41㎜ with square head screws torsion center bracket to the upper middle hole short plank position, and pay attention to avoid the installation location chain box. M8 × 40 mm bolts with the torsion center bracket, nylon apron, flange connections and torsion, torsion and then locking flange connection. Then the lower end of the bearing bracket with M9.5 × 19㎜ large cap screws and nuts and horizontal rail connecting piece is fixed, the upper end of the bearing bracket with square head screw M8 × 41㎜ fixed to the side of the wooden frame. Taiyuan Xin sun rose Security Technology Co., Ltd. mainly engaged in garage doors, European-style doors, fire doors, stainless steel doors, engineering doors, retractable doors, shutter doors, gates, doors and other products, sales and after-sales service. Since its inception, rigorous, realistic and innovative spirit, down to earth, to forge ahead. Garage Door Openers installation should pay attention to what the problem in order to ensure your safety, reduce accidents, please be sure before installing a detailed installation manual to read and strictly follow the steps to install and use manual prompts to operate. If you encounter difficult problems in operation, please consult a professional installer or dealer. 1) Be sure to ask your installer to install door body check, allowing only door opener installed on a well-balanced door, or it may result in serious consequences. 2) the door is running prohibited person or object from below through the door, or at the bottom of the door to stay. 3) prohibits the operation of the door can not see where the remote control operation, in order to avoid accidents or garage door open by mistake. 4) horizontal rails on both sides of the door should be added to the end of the mechanical limit device to prevent the door slide. "Good faith" is our business objectives, "quality first, customer first" is our concept of service to customer focus, through communication with customers, understanding customer needs, research-driven products, customer satisfaction is our eternal pursuit of improvement and innovation is our source of development, so that the quality of the product to witness our commitment. Shanxi garage doors, the sun rose Xin security, automatic garage door openers provided by Taiyuan Xin sun rose Security Technology Limited. Taiyuan Xin sun rose Security Technology Co., Ltd. (www.xrsznafkj.cn) is a leader in Taiyuan, metal door, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Xin sun rose in security leadership with the staff warmly welcome all inquiries negotiations to create Xin sun rose a better future security.