Pilot Operated Check Valve Cylinder Troubleshooting - Part 1 

Vertical Cylinder Motion with a Pilot Operated Check Valve: • Vertical Cylinder Moti...
Directional Control Valve Basics - Part 1: • Directional Control Va...
This video is the beginning of a series on troubleshooting hydraulic issues with cylinders that are drifting out of position. We'll start by looking at the internal details of our valve bank, focussing on the pilot operated check valves. You'll see how the manufacturer's schematic drawing matches up with the cutaway view of the valve.
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