How to solve jerking of construction lift during its operation

- Jun 15, 2018-

How to solve or eliminate jerking or bouncing phenomenon of construction lift?  

If there is a bouncing phenomenon or jerking during the operation of the builders hoist, the reasons may be the follows,  

1. The joint of mast section pipes is not smooth. 

2. The bolts of racks loose and the racks moved, so the gaps of racks are not right or the racks are not aligned.

3. The pinions wear. 


1, Adjust the butt order difference

2. Align the racks and adjust the gaps of them, and then fasten the bolts. 

3. Replace all pinions of construction hoist.