Electricity is a very large part of an HVAC technician’s day-to-day experience. Almost every system failure involves one or more electrical components in the equipment being serviced. An HVAC ...

ELECTRICAL FAILURES: “Although there are a number of mechanical problems that cause an air conditioning system to fail, the vast majority — over 75 percent — of air conditioning system failures are ...

Homeowners who have waited for this heat wave before thinking it might be time for an HVAC tuneup could find themselves sweating before their technician can arrive. Warren Lupson, an adjunct professor ...