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 ...

Bob and Tim are looking at a system that has a frozen evaporator coil. The system is in a home. They are talking about what has happened to the system and what to do about it. “What could be the cause ...

A recently granted patent (Publication Number: US11927362B2) discloses a method and system for preventing evaporator coil freeze in a heating, ventilation, and air conditioning (HVAC) system operating ...