Retractable door Symptom Cause Remedy: 1. Automatic doors can open and close without power checks power 2. remote control without electricity or damage to repair, replace the remote control 3. The clutch did not close the clutch with a special key to close the four automatic door opening and closing limit switch when not automatically limit bad repair work, replacement limit switch 5. Power thread reverse swap power cord 6. Automatic doors in one direction does not automatically limit the adverse overhaul limit switches work, replace limit switches. Maintenance retractable door: first, in the course of an electric retractable door, you should maintain control and voltage stability, prohibit moist broke, etc., should not attempt to open the remote control. In addition, when no power supply should turn on the clutch, clutch promptly switch off when there is electricity. Found wire wrapped, knotted, etc. should be treated on the door. Second, the development of maintenance programs, clean the track electric retractable door, keeping clean the inside, but the track surface can not refuel, keep track of running smooth. Retractable door motor and drive chain surface dust need for timely clean-up, and pay attention to add oil. Check the control box devices and switching control box retractable stainless steel doors, tighten terminals, clean the dirt inside the control surface and the button. Third, pay attention to regular checks retractable door and down limit switch, add oil to the slide, in addition, the manual operator control retractable doors, checker operation Shanxi retractable door, hearing and down limit switch position, the electric retractable door open or closed in place, and the inspection process to prevent hoisting or red retractable door bottom. Fourth retractable doors, electric retractable door using the operator always check retractable door electric brakes, manual switch and manual brake device from theft retractable doors, in case an emergency situation, electric retractable door operation failure, accidents. Fifth, electric retractable door conduct fire tests, which check its function with smoke, temperature sensitive body near the door, the operator can test the linkage stage retractable door function. Taiyuan retractable doors, strong Sheng doors, retractable door manufacturers Taiyuan provided by Wanbailin district-Sheng distribution of stainless steel products. Wanbailin district-Sheng Stainless Steel Products Distribution Division (www.sxqsmy.net) quality services and products, and are subject to approval and trust of new and old customers and the industry. Our company is a certified member of the whole network Commercial Union, Commercial Union Support icon on the page, you can talk directly to our customer service staff, to our future cooperation happy!