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 ...
The basic components of electricity are relatively easy and logical to understand. Most electrical terms relate and get along ...
Electrical symbols are a graphical representation (also called a pictogram) used in electrical drawings and electrical schematic diagrams. Designed to identify a specific component, these symbols are ...