The PSI Blog

Figure out how to diagnose hydraulic system problems, pressure loss, overheating, leaks, and pump failures with this hydraulic system troubleshooting guide.

Learn how tie rod hydraulic cylinders work, common repair methods, torque specs, maintenance tips, and key differences between tie rod and welded cylinders.

Learn about steel hydraulic line repair, common causes of damage, tubing types, compression fittings, and simple maintenance tips for hydraulic systems and heavy equipment.

Learn how a small hydraulic piston works, where it’s used, and how it generates force. Includes diagrams, applications, and key selection tips.