Roof Supports – Leg Hydraulics Operation | Cat®
![](https://mimir.id/wp-content/uploads/2022/06/maxresdefault-84-1024x576.jpg)
When moving and setting a roof support, the leg hydraulics have to perform numerous tasks simultaneously and quickly. Watch this 5-minute video for an explanation of the principles of operation, how the leg hydraulics work and how the control of the hydraulics is executed.
Source