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Module 1 of 16

Program Orientation & Workforce Readiness

Interactive Diagrams

Click on components in each diagram to learn what they do. These same diagrams appear throughout the program — repetition builds understanding.

HVAC System Overview

Click any part to learn its role in the system

GROUND LEVELBUILDING INTERIORCOMPRESSORCONDENSER UNIT↑ ↑ ↑HEAT OUTSUCTION LINE (cold vapor)LIQUID LINE (warm liquid)FURNACEBLOWERFILTEREVAPORATOR COILSUPPLY DUCT →← RETURN DUCT→ → →← ← ←72°THERMOSTAT24V CONTROL WIREOUTDOOR

Click any part of the system to learn what it does and how it connects to the rest.