Figure It Out
By Robert Sheaf
CFPAI/AJPP, CFPE, CFPS, CFPECS, CFPMT, CFPMIP, CFPMMH, CFPMIH, CFPMM, CFC Industrial Training
I loaned my log splitter to a friend whose tree fell after a storm. The tree was a blue spruce evergreen about 30-ft. tall. It surprised me that the tree’s …
A simple circuit was designed to lift a service elevator up from the basement to the third floor. The HPU had a pressure-compensated pump and a three-position …
A drill rig operator was complaining about a knocking noise coming from his top-drive HPU. It controlled a hydraulic motor that drove a winch attached to the …
A hydraulic power unit operating a rock-crushing machine had erratic pressure problems, causing the crusher to stall when the pressure seemed to relieve at a …
Workers at a private contractor that makes torpedoes for the U.S. Navy were having a problem with an assembly line directional valve coil that would burn out …
A forging and stamping company had problems with overheating on a press. The company had several identical presses, and only one had been overheating for some …
A community technical school received funding for a hydraulics program. They had nice hands-on-training stands in storage and did a nice job setting up their …
Workers at a coil steel-processing mill received rolls of stainless steel from its parent company to slit in half and trim the edges approximately 1″ to …
A hydraulic distributor designed and built a test stand with various sizes of sub-plates for mounting and testing pressure and directional valves. There were …
A power and light company’s Digger Derrick crew was assigned to drill several holes for power poles in an industrial complex. They arrived around 9 a.m. on a …
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