Most Recent Blog Posts

Nov 24, 2014

The RIGHT Way To Do Offline Filtration On Hydraulic Systems

Water or particulate contamination doesn't normally necessitate a hydraulic oil change. These contaminants can be filtered out. But offline....More
Nov 17, 2014

How to Avoid Hydraulic Accumulator Failure

There are a couple of things which should be checked when a bladder or diaphragm accumulator fails. The first is compression ratio. If the bladder or....More
Nov 10, 2014

Hydraulic Equipment Reliability: Who's Responsible?

In many respects the conflict between machine maker and machine owner is a classic duality - similar to that which exits between labor and capital:....More
Nov 03, 2014

The Difference Between A Quick Fix And A Band-Aid Solution

Last week I had a conversation with an old client who's been having a long-running battle with the manufacturer of a hydraulic machine he bought 3-....More
Oct 27, 2014

Hydraulic Conductor Face Off: Hose vs Tube

What do lifting chains, bladder-type accumulators and hydraulic hoses all have in common? Well, they typically have only one mode of failure - and....More
Oct 20, 2014

Who DO you trust with YOUR hydraulic machine?

"I'm an owner/operator of a small concrete pumping business. We have 12 years experience operating concrete pumps but limited knowledge of hydraulics....More
Oct 13, 2014

Is YOUR Hydraulic Machine A 'Leaker'?

According to an article by hose manufacturer Gates, it is estimated that 370 million liters of oil leak from hydraulic equipment each year. This is a....More
Oct 06, 2014

How to Heat Hydraulic Oil - Without 'Cracking' It

A recent client was carrying out major service work on an industrial hydraulic power unit. While cleaning out the hydraulic tank his technicians....More
Sep 29, 2014

The Key to Understanding - And Troubleshooting - Hydraulic Cylinder Drift

A simulation video which explains what happens when the piston-seal on a double-acting hydraulic cylinder leaks, and it becomes a displacement....More
Sep 22, 2014

The Pressure-Flow Conundrum And What It Means For Hydraulic Machine Reliability

Higher pressures mean higher force and torque is available from smaller components. And because the components are smaller in displacement, higher....More
Sep 15, 2014

The Hydraulic Fluid's Best Friend?

Regardless of whether the hydraulic fluid you use is a synthetic, high VI, ashless, zinc-free, multigrade or monograde -- or any other of the many....More
Sep 08, 2014

How To Eliminate Hydraulic Problems: Engineer Them Out

It's always a good idea to engineer out potential problems if you can. If you don't use an oil to water heat exchanger, cooling water can never....More
Sep 02, 2014

The Inherent Value Of Hydraulic Circuit Diagrams

In the hydraulics world, the ability to read a schematic diagram and the ability to troubleshoot effectively are often considered to go together, '....More
Aug 24, 2014

The 'Holy Grail' of All Hydraulics Skills?

The increasing complexity of today's hydraulic equipment means there's a lot to know about proactive maintenance if optimum reliability is to be....More
Aug 17, 2014

BAD: Designed-In Inefficiency - If You Want To Minimize Life-Of-Machine Ownership Costs

In a previous blog post, I talked about the importance of reliability and how it affects life-of-machine ownership cost (LOMOC). But to minimize....More
What's Hydraulics At Work?

Brendan Casey is a war-weary and battle-scarred veteran of the hydraulics industry.

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