Elevator door system failure highlights maintenance and troubleshooting methods: ① two door limit switch 2KM damage that can not get open relay JKM escalator decoration company phone, elevator can not open the door. Short two o'clock 38,01 check to make sure, to open the door, indicating 2KM damaged, replace 2KM; ② relay JKM damaged, replace JKM; ③ open electrical circuit malfunction, such as running a relay normally closed contact JYT nowhere like, give excluded; ④ open Regional permanent magnet relay (commonly known as reed) is damaged, so that the door control relay JMQ not pull its normally open contacts remain open, relay JKM can not have electricity, but can not open the door price escalator decoration, the permanent replacement of open area Relays . Supermarkets Take the escalator five area please be careful! Hand is the "life-saving hand" escalator decoration, both to ensure they do not fall, but also to prevent other people brought down. Meanwhile escalator decorative tree, near a red "emergency stop" button man, the first time to press the button, the elevator stopped. Each unit escalators, middle and lower all have an emergency stop button, the event of an accident, passengers should close button first time the button is pressed, the escalator will stop automatically after running slow, it can effectively avoid further deterioration of the situation of the escalator decoration price, Gunton metal products (certified), escalators decoration provided by the Chongqing Municipal Gordon Metal Products Co., Ltd.. Chongqing Gordon Metal Products Co., Ltd. (www.cqgaodun.com) is Chongqing Municipality, lifts and accessories leader over the years, the company implement the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Gordon Metal Products in leadership with the staff warmly welcome all inquiries negotiations to create Gunton metal products a better future.