Fluid Power Journal

Figure It Out: Extractor Motor Reverse Speed Rises to an Unexpected Creep

By Robert Sheaf, CFPAI/AJPP, CFPE, CFPS, CFPECS, CFPMT, CFPMIP, CFPMMH, CFPMIH, CFPMM, CFC Industrial Training A hydraulic system drives a vertical ball screw …

Pressure-reducing Valve Would Not Reduce the Pressure

By Robert Sheaf, CFPAI/AJPP, CFPE, CFPS, CFPECS, CFPMT, CFPMIP, CFPMMH, CFPMIH, CFPMM, CFC Industrial Training A steel processor had purchased a used machine …

Noisy Pump Causing Foam to Escape Through the Filler Breather

By Robert Sheaf, CFPAI/AJPP, CFPE, CFPS, CFPECS, CFPMT, CFPMIP, CFPMMH, CFPMIH, CFPMM, CFC Industrial Training I was called to troubleshoot a foaming problem …

New Problem: Ink Mixing Machine Speed Problems

By Robert Sheaf, CFPAI/AJPP, CFPE, CFPS, CFPECS, CFPMT, CFPMIP, CFPMMH, CFPMIH, CFPMM, CFC Industrial Training A large OEM ink manufacturer of various printer …

Piston Pump Keeps Failing on a Large Shear

By Robert Sheaf, CFPAI/AJPP, CFPE, CFPS, CFPECS, CFPMT, CFPMIP, CFPMMH, CFPMIH, CFPMM, CFC Industrial Training   The piston pump that provides flow to two …

Steel Scrap Compactor Eject Cylinder Running Slow

By Robert Sheaf, CFPAI/AJPP, CFPE, CFPS, CFPECS, CFPMT, CFPMIP, CFPMMH, CFPMIH, CFPMM, CFC Industrial Training We received a call from a stamping company …

Concrete Truck Hydrostatic System Overheats When Carrying a Full Load

By Robert Sheaf, CFPAI/AJPP, CFPE, CFPS, CFPECS, CFPMT, CFPMIP, CFPMMH, CFPMIH, CFPMM, CFC Industrial Training When I had my hydraulic repair shop several …

Injection Molding Machine Not Up To Speed

  I was asked to help a student of ours with an injection molding machine that had trouble with the Extruder/Injection unit motor running slow. They …

Rotating Stage’s Hydraulic Motor Keeps Leaking

A large entertainment stage is rotated by a Geroler type hydraulic motor shown on the circuit. The regenerative center position on the directional valve …

Oil-heater Problems with a Hydraulic Power Unit (HPU) Located in an Unheated Shed

A metal fabrication shop has a 30-year-old bending press that can bend wide flange beams to a semi-circular shape. The machine was up-graded to bend larger …

Sponsor

Sponsors

Get Our Enews!

Sign up for the FPJ Insider Guide

Sign up to receive fluid power industry news, economic updates, professional development content, and product news delivered right to your inbox.

We will never share your data with a third party without your permission. Adjust your email preferences at any time, and unsubscribing is quick and easy.

Fluid Power Journal Resources