Changing the fluid in your hot oil system can be dangerous. Find out how to ensure the safest change.
Changing the fluid in your hot oil system can be dangerous. For this Safety Zone series (click here for Part 1), David Dowlen, assistant service manager at Heatec Inc., Chattanooga, Tenn.; Doug Irvine, engineering manager, thermal fluids, at Petro-Canada Lubricants, Mississauga, Ontario; and Jim Oetin- ger, sales director and chief chemical engineer at Paratherm Corp., Conshohocken, Pa., talked with me about specifics actions that can be followed while performing this dangerous task to ensure the safest change.
In this month's column, I continue this series with specifics about removing the old fluid and what to do while the system is drained.