Rail retractable doors, door-Sheng Industry (certified), Changzhi retractable door provided by Wanbailin district-Sheng distribution of stainless steel products. Wanbailin district-Sheng Stainless Steel Products Distribution Division (www.sxqsmy.net) is specialized in the "garage doors, Continental doors, fire doors, stainless steel doors, engineering doors, building doors, retractable door" of enterprises, companies adhering to the "integrity management, service intentions, "the idea, to provide you with the highest quality products and services. Welcome to inquire! Contact: Weijing Li. Automatic retractable door and the daily life of the proper use and reasonable maintenance, timely maintenance is closely related to: 1, electric retractable door power must be set up lanes, and other electrical and non-use. 2, the product firmly installed in order to use after passing through debugging. 3, the control box must be installed in a dry, well-ventilated location near high-power radio equipment is prohibited, to avoid affecting the normal operation. When using the control buttons, do not force too much, too fast retractable doors Barrier, to avoid damage. 4, door operation, prohibited personnel and vehicles to stay on the rails. The operator should always leave the door depending on the operating conditions, to avoid accidents. 5, the inner rail should be cleaned frequently to avoid affecting the operation of the accumulation of debris. 6, the drive must raise at least once a year grease the chain should always be filled with oil and check the parts wear retractable doors, badly worn parts should be promptly repaired or replaced. 7, sliding electric retractable door, opening and closing light, slow, prohibit shoving jerk, causing damage. 8, when the product fails retractable stainless steel doors, please notify the professional service personnel; non-professionals are not allowed to open, or campus retractable door, as a volunteer to the warranty rights. 9, the defective product with the product warranty card to enjoy free warranty (except for man-made or natural disasters). Strong Sheng door industry - retractable door retractable door latest dual-rail design with horizontal rails. Heart weight of the door between the two support points in horizontal double rail form is hoisted. Rail opening down and sealed on both sides with a brush to form a sealed rail. Avoid dust and wear on the rails pulley. The key to this design is how to solve the problem fixed rail and transmission and electrical components. The biggest advantage of the structure of horizontal double rail on use effect is muted, because it completely solved the problem of side swing operation so as to achieve maximum dynamic stability.