In addition, plain County escalator, use escalator should also be noted: Do not stop holding on tightly to the stage edge do not head or hands out the ladder, but it may hit the ceiling or adjacent escalator Do not use escalators running play cargo handling. Baby carriages, cargo carts should use the lift. Use wheel lean, crutches passengers should try to use the lift to take care of children and elderly escalators will have an emergency brake stop button, used for case of accidents. Drive chain scission between the drive sprocket and the cascade caused by the reversal; the drive chain cascade chain scission caused by the reversal, escalator maintenance, escalators seriously overloaded, resulting in insufficient motor torque resulting from the reversal, escalators wholesale, drives with belt drive sprocket using cascade caused by slipping between the reversal, escalators and moving walkways sudden failure in the operation led to the emergency stop, and operating brake does not provide enough braking torque resulting in reversal. Escalators, elevators Noah Witt (online consultation), plain County escalator provided by the Texas Noah Witt Elevator Company. Texas Noah Witt Elevator Co. (www.dznywt.com) (www.dznywt.com) is an industry leader in Shandong Dezhou, machinery and industrial products, cooperation projects over the years, the company is implementing the scientific management, innovation and development, honesty and trustworthiness policy, and satisfy customer needs. Noah Witt Elevator leadership with the staff warmly welcome all inquiries negotiations to create Noah Witt elevator a better future.