2018

This short episode covers the most misunderstood portion of Ohms law explained masterfully from 1921.

Jamie Kitchen talks about refrigeration controls and applications as well as the Danfoss ERC213 universal digital controller Find out more at Danfoss.com

In commercial HVAC, you will find several different types of multi-stage evaporator coils: intertwined (shown above), horizontal face split (one coil on top of another), and vertical (side by side). When staging a horizontal evaporator, pay attention to ensure that stage #1 is on the bottom and stage #2 is on the top. If stage […]

In this episode Adolfo from Arbiter comes on and debates some why a tech would want a manifold over probes and vice versa. Find out more about the UEI hub kits at http://www.ueitest.com/products/hub6

How to properly size HVAC/R wires and breakers without confusion

The grounding and bonding process is important, and it’s a fairly broad topic. In HVAC/R, we generally just need to make sure that we properly connect the conductors (wires) provided to the proper connection points in the equipment and occasionally the disconnects. These connection lugs or green screws are rated for grounding so long as […]

Johnathan Jones from Clean Comfort, UntraAire and Thermastor talks to us about dehumidification, ventilation and more…

A dirty M word replaced with another M word that gets to the root of the problem

This tech tip was written by one of the best all-around HVAC minds out there: Neil Comparetto. I think that we all can agree that duct leakage is not ideal. Our job is to condition the space. If we can’t control the air, that becomes difficult. On top of that, anytime the ducts leak, you […]