How To Change Escalator Step Chain?
How To Change Escalator Step Chain? The tips for replace the step chains.
Jul 04,2025
As we know the Escalator step chain is main part of the escalator. And to replace the escalator step chain is a complicated work. Let's check how to change the escalator step chain.
Firstly, put the escalator on the maintenance, use the maintenance switch to control the operation of the escalator up and down. Turn the bottom pit to remove all the steps. The process takes about one day for two people. Fixed one day after removing the steps. https://www.deysse.com/product/DEYSSE-Escalator-Step-With-70-25mm-Step-Roller-1000mm-Yellow-Painted-Border-Escalator-Stair-2851.html
Secondly, Prepare the tools needed to remove the large chain of steps, and meanwhile, prepare the new step chain and the big chain breaking from the back-end removed to the outside of the escalator large frame, a new escalator large chain from the back-end installation, you need to use the guide chain after idling around big chain to make it work on constant track route. Such a good step after adjusting both sides of the rear end of the tightening spring screw can be declared completed.
Here must reminder our customer that the escalator step chain roller cannot be replaced individually but must replace the whole set step chain. Because of the left and right chains need to be matched, so we need to replacement for both sides together. https://www.deysse.com/product/Escalator-Step-Chain-Pitch-133.33mm-Roller-Size-80-25mm--565.html
Replacement steps as following:
1.Determine the number of step sprocket to be replaced, preferably in accordance with the whole chain
2.Remove the inner and outer cover and apron board of the left and right straight-line section of the lower end, about 6 meters in length.
3.The steps on the chain need to be replaced for removal.
4.Move part of the chain that needs to be replaced to the position of removing the inside and outside cover plate and apron plate.
5.Loosen the lower end of the ladder chain and tighten it.
6.Use special components (or wire) to fix chains that do not need to be removed.
7.Remove and replace the escalator step chain.
8.Tighten the cascade chain after replacement.
9.Install the steps and correct them.
10.Install other removal parts.
11.Test run
If you are interested in more information about escalator, please read our website or contact with us.
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