HVAC/R

17Apr

Reversing ECM Motor Rotation: What Works, What Doesn’t, and What Can Burn Your Motor

Introduction Reversing the rotation of an ECM (Electronically Commutated Motor) depends on the motor type, manufacturer design, and control method. Unlike traditional motors, many ECM motors do not reverse direction by simply swapping power leads. This guide outlines general concepts used in the field, but all procedures must be verified against...
18Mar

Emergency Action Plan: What to Do if Your Furnace Goes Out

It's a chilly night, and suddenly, your furnace decides to take an unscheduled break. Before you panic or reach for the phone to call a contractor, here are some steps you can take to troubleshoot the issue and possibly get your heat back up and...
14Aug

What to Know about R22 Refrigerant

There is one absolute fact about R22 refrigerant, and that is that it is expensive! R22 refrigerant is becoming largly scarce in the US, there are rumors at the supply house that some contractors are charging up to $160 per pound and the price could...

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