Brendan Casey is a war-weary and battle-scarred veteran of the hydraulics industry. He's the author of The Hydraulic Troubleshooting Handbook, Insider Secrets to Hydraulics, Preventing Hydraulic Failures, The Definitive Guide to Hydraulic Troubleshooting, The Hydraulic Breakdown Prevention Blueprint and co-author of Hydraulics Made Easy and Advanced Hydraulic Control. And when he's not writing about hydraulics or teaching it, Brendan is flat-out helping consulting clients from a diverse range of industries solve their hydraulic problems. To contact him visit his company's Website:

Posts by Brendan Casey

in Hydraulics At Work Sep 26, 2016

3 Things to Consider When Choosing a Hydraulic Oil

When it comes to hydraulic fluid, it's not possible to make one, definitive recommendation that covers all types of hydraulic equipment in all....More
in Hydraulics At Work Sep 20, 2016

Hydraulic Equipment Reliability: Begin With The End In Mind, Part II

In my previous blog post, I wrote about the advantages of defining your maintenance and reliability objectives for a piece of hydraulic equipment....More
in Hydraulics At Work Sep 12, 2016

Hydraulic Equipment Reliability: Begin With The End In Mind

The best time to carry out a maintenance and reliability audit on a piece of hydraulic equipment is BEFORE you buy it. By starting with the end in....More
in Hydraulics At Work Sep 06, 2016

Troubleshooting Tales: Squealing Hydraulic Cylinders

The end of the month was just a few days away when an OEM customer called and advised its hydraulic cylinder manufacturer that the boom extension....More
in Hydraulics At Work Aug 30, 2016

The REAL Value Of The Humble Hydraulic Symbol

As most hydraulic technicians know, there's usually a better than even chance that a schematic diagram will not be available for the hydraulic....More
in Hydraulics At Work Aug 22, 2016

How 'Power Beyond' Works [Video]

Newbies to the hydraulics biz often have trouble grasping the concept of 'Power Beyond'. Because while they tend to grasp the circuitry easily enough....More
in Hydraulics At Work Aug 15, 2016

How To Calculate Hydraulic Cylinder Efficiency

With modern sealing technology, the volumetric efficiency (leakage losses) of a hydraulic cylinder in good condition approaches 100%. But the....More
in Hydraulics At Work Aug 09, 2016

Is This Problem Destroying Your Hydrostatic Transmission? [Video]

In 1981, just in time for the wheat harvest, Dad took delivery of a new combine harvester. It was one of many he owned over the years, but this one....More
in Hydraulics At Work Aug 02, 2016

Hydraulic Troubleshooting: Do As I Say; Not As I Do!

Hydraulic troubleshooting as a logical process of elimination which begins with checking the easy things first. This emphasis on investigating the....More
in Hydraulics At Work Jul 26, 2016

How And Why To Monitor Hydraulic Filter Condition

Continuous monitoring of the filter elements in a hydraulic system can provide valuable clues to the performance of the filter and the condition of....More

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