The Conflict Between Pump or Motor Case Pressure and Contamination Control

Cracked pump housing -- installer FORGOT to connect the case drain line!

My previous blog-post featured this picture of a cracked, piston-pump housing. One of our members made the comment that for this to happen, the pump’s rotating group would have to have failed and come apart in a spectacular way. Not so. And based on my long experience in the hydraulics repair biz, such an event being the cause of a … Read more

How To Avoid ‘Infant Mortality’ Failure of Hydraulic Components

IMG_3216A checklist is a simple ‘tool’ that serves a very important function: to INFORM and REMIND. In so doing, mistakes or omissions resulting from ignorance and/or memory lapse — and which can easily result in the rapid destruction of a hydraulic component — can be prevented.

For example, here’s an instructive story sent to me by Hydraulics Pro Club member … Read more

How Climate Impacts Hydraulic Machine Reliability

Mvc-399fAlthough not new, global warming is a real and present issue right now. And whether you believe the science or not, we’re currently witnessing evidence of what climate-change scientists have been warning us about for some time: increasing incidence of extreme weather events.

This apparent trend towards wider extremes in temperature has implications for anyone who designs, operates or maintains … Read more