Air Conditioning and Heating (HVAC) Course
Get the hands-on technical knowledge you need to install, service, and troubleshoot heating and cooling systems like a professional. This comprehensive HVAC course covers everything from refrigeration fundamentals and electrical wiring to load calculations and preventive maintenance. Whether you are entering the trades or levelling up your skills, this is the training that gets you job-ready.
What you will learn:
This course covers the full scope of HVAC work, starting with system fundamentals, safety standards, and tool use, then moving into thermodynamics, refrigerants, and electrical systems. You will learn how to install and service gas furnaces, heat pumps, and cooling systems, including split systems, packaged units, and mini-splits. Duct design, airflow balancing, and load calculations are covered in detail so you can size and deliver systems that actually perform. You will also study indoor air quality, building automation, energy efficiency ratings, and preventive maintenance programmes. Business skills like job costing, scheduling, and customer communication round out your training.
How you study in practice Air Conditioning and Heating (HVAC) Course
How you practise Air Conditioning and Heating (HVAC) Course
For companies looking to train their teams
With Elevify for businesses, the course includes exercises and examples tailored to your company and its specific needs.
Course content
8 Chapters • 32 LessonsDuration between 4 and 360 hours (you decide)
Chapter 1HideHide detailsSee detailsHVAC Industry Foundations and Safety
HVAC Industry Foundations and Safety
Lesson 1 • Reading Technical Documents
Teaches interpretation of wiring diagrams, equipment manuals, and installation blueprints. Document literacy is essential for accurate installation and troubleshooting.
Lesson 2 • Workplace Safety Standards
Covers mandatory safety regulations, hazard identification, and lockout/tagout procedures for HVAC work. Connects regulatory compliance to daily job-site practices.
Lesson 3 • Overview of HVAC Systems
Introduces heating, cooling, and ventilation system categories and their real-world applications. Establishes the framework for all subsequent technical content in the course.
Lesson 4 • Tools and Test Instruments
Identifies hand tools, power tools, and diagnostic instruments used in HVAC installation and service. Proper tool selection reduces errors and improves job efficiency.
Chapter 2HideHide detailsSee detailsThermodynamics and Heat Transfer Principles
Thermodynamics and Heat Transfer Principles
Lesson 1 • Refrigeration Cycle Mechanics
Details the vapour-compression refrigeration cycle, including each component's thermodynamic role. This cycle is the operational core of air conditioning and heat pump systems.
Lesson 2 • Psychrometrics and Air Properties
Covers humidity ratio, dew point, wet-bulb temperature, and the psychrometric chart. Accurate air property analysis is required for proper system selection and comfort control.
Lesson 3 • Modes of Heat Transfer
Explains conduction, convection, and radiation as they apply to building envelopes and HVAC equipment. Understanding transfer modes guides insulation and duct design decisions.
Lesson 4 • Fundamentals of Heat and Temperature
Defines sensible heat, latent heat, and temperature scales used in HVAC calculations. These concepts underpin load calculations and system sizing covered later.
Chapter 3HideHide detailsSee detailsRefrigerants and Refrigeration Components
Refrigerants and Refrigeration Components
Lesson 1 • Refrigerant Classifications and Properties
Identifies refrigerant families, global warming potential, and ozone depletion characteristics. Regulatory compliance and environmental responsibility depend on this knowledge.
Lesson 2 • Compressors: Types and Operation
Examines reciprocating, scroll, rotary, and screw compressor designs and their operating characteristics. Compressor selection directly affects system efficiency and reliability.
Lesson 3 • Refrigerant Handling and Certification
Teaches proper recovery, recycling, reclaiming, and charging procedures per environmental regulations. Certification requirements and documentation practices are emphasised throughout.
Lesson 4 • Metering Devices and Heat Exchangers
Covers thermostatic expansion valves, electronic expansion valves, fixed orifices, and coil design. Proper metering device selection and adjustment optimise refrigerant flow and system performance.
Chapter 4HideHide detailsSee detailsElectrical Systems for HVAC
Electrical Systems for HVAC
Lesson 1 • Control Circuits and Thermostats
Explains low-voltage control wiring, thermostat types, and sequence of operations for heating and cooling. Control circuit mastery enables fast and accurate fault isolation.
Lesson 2 • Wiring HVAC Equipment Safely
Covers disconnect sizing, wire gauge selection, grounding, and code-compliant installation practices. Correct wiring prevents equipment damage, nuisance trips, and safety hazards.
Lesson 3 • Motors and Motor Controls
Identifies single-phase and three-phase motor types, starting methods, and protection devices. Motor diagnostics are a primary troubleshooting task in HVAC service calls.
Lesson 4 • Electrical Theory Review
Reviews voltage, current, resistance, and power calculations as applied to HVAC loads. Ohm's Law and power formulas are used throughout equipment sizing and troubleshooting.
Chapter 5HideHide detailsSee detailsAir Distribution and Duct Systems
Air Distribution and Duct Systems
Lesson 1 • Duct Materials and Construction
Compares sheet metal, flexible duct, and duct board in terms of performance, cost, and application. Material selection affects system efficiency, indoor air quality, and longevity.
Lesson 2 • Duct Design and Sizing
Applies equal-friction and velocity reduction methods to size supply, return, and exhaust ducts. Proper sizing prevents noise, energy waste, and comfort complaints.
Lesson 3 • Airflow Principles and Measurements
Introduces static pressure, velocity pressure, and CFM measurement techniques used in duct design. Accurate airflow data is the starting point for all distribution system work.
Lesson 4 • Air Balancing and Testing
Teaches procedures for measuring and adjusting airflow at registers and grilles to meet design specifications. Balanced systems deliver comfort, efficiency, and proper ventilation.
Chapter 6HideHide detailsSee detailsHeating Systems: Installation and Service
Heating Systems: Installation and Service
Lesson 1 • Hydronic Heating Systems
Covers boiler types, circulator pumps, expansion tanks, and zone valve operation in hot-water systems. Hydronic systems require unique commissioning and balancing procedures.
Lesson 2 • Combustion Analysis and Safety
Uses combustion analysers to measure flue gas composition and verify safe, efficient burner operation. Combustion analysis prevents carbon monoxide hazards and improves fuel efficiency.
Lesson 3 • Gas Furnace Operation and Installation
Covers furnace components, gas valve operation, heat exchanger function, and venting requirements. Safe combustion and proper venting are critical for occupant health and equipment life.
Lesson 4 • Heat Pump Heating Mode
Explains reversing valve operation, defrost cycles, and auxiliary heat staging in heat pump systems. Heat pump heating mode diagnosis requires understanding of reversed refrigerant flow.
Chapter 7HideHide detailsSee detailsCooling Systems: Installation and Service
Cooling Systems: Installation and Service
Lesson 1 • Packaged Unit Installation
Covers rooftop and ground-mounted packaged unit installation, curb mounting, and duct connections. Packaged units consolidate all components, requiring different access and service strategies.
Lesson 2 • Split System Installation
Details indoor unit, outdoor unit, and refrigerant line set installation for residential split systems. Correct installation prevents refrigerant leaks, electrical faults, and premature failures.
Lesson 3 • Cooling System Diagnostics
Applies manifold gauge readings, superheat, and subcooling measurements to diagnose cooling faults. Systematic diagnosis reduces callbacks and improves first-call resolution rates.
Lesson 4 • Mini-Split and Multi-Zone Systems
Explains ductless mini-split installation, multi-zone piping, and inverter-driven compressor operation. Mini-splits offer zoning flexibility and high efficiency in retrofit applications.
Chapter 8HideHide detailsSee detailsLoad Calculations and System Sizing
Load Calculations and System Sizing
Lesson 1 • Building Envelope Analysis
Evaluates wall, roof, window, and floor assemblies for thermal resistance and heat gain or loss. Envelope analysis is the foundation of any accurate load calculation.
Lesson 2 • Equipment Selection and Sizing
Matches calculated loads to manufacturer performance data for proper equipment selection. Correct sizing ensures efficiency, comfort, humidity control, and equipment longevity.
Lesson 3 • Heating Load Calculation
Calculates design heating loads using outdoor design temperatures and building heat loss data. Accurate heating loads prevent oversized equipment and short-cycling problems.
Lesson 4 • Cooling Load Calculation
Applies sensible and latent heat gain components to determine peak cooling loads. Cooling load calculations account for solar, occupant, equipment, and ventilation gains.
Your valid completion certificate
This course is for you:
Career changers: seeking a stable, well-paying skilled trade to enter.
Construction workers: ready to specialise beyond general labour into mechanical systems.
Maintenance technicians: wanting to add HVAC competency to their existing building skills.
Recent graduates: looking for structured trade training before entering the workforce.
Small contractors: needing to expand service offerings into heating and cooling work.
Homeowners: determined to deeply understand their own HVAC systems and repairs.
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