CFC Industrial Training announces that Janet Turner and Ruth Hoffman, and company President Jon Rhodes acquired the organization from Founder and Owner Bob Sheaf in June. “For 33 years, my father, Bob Sheaf, has poured his heart and soul into CFC,” said Janet Turner. “From humble beginnings, CFC has grown to become a highly respected…
Troubleshooting challenge: Hydrostatically controlled concrete drum only turns in one direction
Updated September 6, 2023 with the solution By Robert J. Sheaf, Founder CFC Industrial The attached circuit was a standard and is still used by some manufacturers that build concrete trucks. It is a simple and inexpensive circuit compared to the latest technology available using pressure-compensated, load-sensing pumps and pressure filters on the charge pump…
Troubleshooting Challenge: System overheating on drum pusher system
A scrap processing company has a large rotating drum that pushes scrap aluminum components into rotating hammers to pulverize the scrap parts into small pieces. They then press the scrap into large bales for easy shipping. The attached circuit is one of the hydraulic systems that runs three functions on the machine. They had problems…