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Hydraulic System Corrosion: 3 Causes & 6 Prevention Tips

Hydraulic System Corrosion: 3 Causes & 6 Prevention Tips

by Steve Downey | Mar 10, 2021 | Fluid Power Technical Topics, Hydraulic Repair

Corrosion is high on the list of causes rendering a hydraulic system useless. Corrosion is the chemical reaction between a metal and a chemical, typically an acid. Rust is the chemical union of ferrous metals (iron and steel) with oxygen, usually caused by water. Rust...
Setting and Troubleshooting Relief Valves in Hydraulic Systems

Setting and Troubleshooting Relief Valves in Hydraulic Systems

by Steve Downey | Feb 23, 2021 | Fluid Power Technical Topics

Hydraulic relief valves limit system pressure to protect components. The valves also limit the hydraulic system’s maximum output force. All hydraulic system relief valves work by balancing the hydraulic force with an adjustable spring force. Whenever the relief valve...
When & How to Replace a Hydraulic Pump Hose Assembly

When & How to Replace a Hydraulic Pump Hose Assembly

by Steve Downey | Feb 8, 2021 | Fluid Power Technical Topics, Hydraulic Repair

Hydraulic hoses move pressurized fluid to and from hydraulic system components. Designed to be flexible and durable, all hose assemblies eventually wear down from constant pressure and need replacement.Hose assemblies that suddenly fail can cause employee injury,...
3 Checks When Commissioning Open Loop Hydraulic Pumps

3 Checks When Commissioning Open Loop Hydraulic Pumps

by Steve Downey | Jan 4, 2021 | Fluid Power Technical Topics, Remanufactured Hydraulics

Replacing a pump in a hydraulic system should be simple, right? Just take the pump out of the box, install it in the machine, fill the case with oil, connect all the lines, and turn it on. It sounds simple, but an incorrectly installed hydraulic pump could have your...
3 Directional Control Valve Problems & Fixes

3 Directional Control Valve Problems & Fixes

by Steve Downey | Dec 15, 2020 | Blog, Fluid Power Technical Topics, Hydraulic Repair

Direct Control Valves (DCVs) that aren’t working correctly can cause problems with your customer’s hydraulic system. You can troubleshoot some DCV problems on the fly, when the hydraulic system is online. This article provides information on 3 DCV problems your...
3 Ways to Align a Hydraulic Pump

3 Ways to Align a Hydraulic Pump

by Steve Downey | Dec 1, 2020 | Blog, Fluid Power Technical Topics, Hydraulic Repair

Many hydraulic pump failures are rooted in misalignment, when two shafts are not running on the same axis through the center. Misalignment causes 50% of the costs from breakdowns to rotating machinery, according to an article in Flow Control. Misaligned pumps also can...

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