Tag Archives for Directional-control valves

Hydraulic Valve Troubleshooting

Listed below are areas that you can diagnose in hydraulic valves. When working on a specific machine, refer to a machine’s technical manual for more information. a. Pressure-Control Valves. The following lists information when troubleshooting relief, pressure-reducing, pressure sequence, and … Continue reading

14. January 2011 by and
Categories: Valve | Tags: , , , , , , , , , , | 1 comment

Hydraulic Directional Control Valves

Directional-control valves also control flow direction. However, they vary considerably in physical characteristics and operation. The valves may be a • Poppet type, in which a piston or ball moves on and off a seat. • Rotary-spool type, in which … Continue reading

13. January 2011 by and
Categories: Valve | Tags: , , , , | Leave a comment