Lockout/Tagout Basics
DISCLAIMER: HVAC School is NOT an official OSHA safety training resource! Although we provide safety tips in good faith, our website is not a substitute for safety training from an authorized OSHA training source.   Locking out and tagging equipment is one of the most basic safety procedures in general industry and maintenance work, especially […]
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Zonal Pressure Diagnostics—The Backtalk Series (Pt. 1)
This article was submitted by Genry Garcia of Comfort Dynamics, Inc. It is the first part of his series on zonal pressure diagnostics. Thanks, Genry!   Zonal pressure diagnostics have been around for a while. Here is a brief description of ZPD from the website redcalc.com:  Formerly known as the “Blasnik methods” in a nod […]
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