Bob is a service technician who is well trained and nationally certified. However, he has sometimes suffered from the same confusion that all technicians occasionally do — the facts that he gathers ...

[Editor’s note: This is the second in a three-part series on one of the newest refrigeration technologies: the electric suction line regulator. The first part appeared in the Jan. 12 issue of The NEWS ...

Superheat and subcooling are essential concepts in the heating, ventilation, and air conditioning (HVAC) industry. These terms measure the efficiency of refrigeration systems and help technicians ...