Here is a quick reference video on how a pressure compensated control works on a variable displacement piston pump.
How does a pressure compensated control works
How to set a pressure compensated control.
It seems to be a common problem that the hydraulic pump isn’t “lifting pressure”. Well, assuming you have your relief valve all the way closed, you might need to check the pressure setting on your pressure compensated pump.
Video below is a quick reference on how to set a pressure compensated control for a variable displacement pump.