HVAC
Schematic Diagrams for HVAC Systems: What You Need to Know
Heating and cooling systems are packed with moving parts and electrical components — motors, capacitors, relays, compressors, switches, sensors, and refrigerant lines. HVAC system diagrams (also called schematics) help make sense of how all those pieces connect and work together. HVAC units are a lot like cars: many systems share similar components, but layouts and…