One of our members sent me this story from the coal face:

“I have a question about some trouble a hydraulic machine has been giving me at work. The pump set is designed with vane pumps located on top of the reservoir with suction strainers. The trouble is that at odd times a pump (any one of the three) will … Read more

When designing and constructing a hydraulic tank there are a lot of things to consider. One of them is to ensure an air-sucking vortex, like that you see when water goes down a drain, can not develop at the pump intake line penetration. Doing the following will ensure that it doesn’t:

–Locate the intake penetration at least five times its … Read more

Water removal filters are one way of removing water from hydraulic oil. Generally speaking, these filters are best suited to removing small amounts of water. If the oil is contaminated with a large amount of water, centrifuging or evaporation techniques such as vacuum dehydration and head-space flush should be considered.

There are two types of water removal filters: coalescing and … Read more