June 2019

  You’ve probably heard the famous last words, “Dude, watch this,” before a concussion, burn, shock, broken bones, or some other bodily harm. This phrase has become synonymous with young guys doing something dumb to impress their friends. Technicians have two common phrases that may not lead to bodily harm (although sometimes they might), and […]

Jim talks about dew point, bubble point and midpoint, the purpose of each and why MQ displays midpoint on the gauges

The old “20 degree rule” has come up many times and it’s time to put to rest

I got in one of these tiny torches the other day to experiment with brazing aluminum in tight spots, and one of the techs walked in and asked, “What type of torch is that?” I answered, “It’s oxy/acetylene.” He picked it up and looked at it a bit, then asked, “Does that get hot enough […]

Nathan Orr is back and we discuss suction pressure in market refrigeration and how rack techs think about it differently than HVAC

Nathan and Bryan have a rollicking conversation on his transistion from residential to markets and whats he’s learned along the way that can help you decide if moving to market refrigeration may work for you

We talk with chemical and cleaning expert Ray Field on Legionnaires’ disease, what it is, it’s history and what can be done to proactively prevent it.