BOLTR: Rexroth Hydraulic Valve | How it's built and Troubleshooting (2018x19)
Ausstrahlung: Feb 15, 2018
I'll show you how a basic valve is a logic element, same as in electronics. Open center valve is for gear pumps (fixed displacement). Closed center valve is for piston pumps (variable displacement). 4/2 means four way (4 oil connections) and 2 positions. I'll also go over some basic troubleshooting in general terms and some do's and do-not-do's
