Heating, refrigeration and air conditioning mechanics perform some or all of the following duties:

• Read and interpret blueprints and specifications to determine system layouts and installation requirements
• Install and assemble HVAC systems including motors, controls, valves, and refrigeration components
• Troubleshoot and repair complex HVAC systems using advanced diagnostic tools
• Handle refrigerants in compliance with environmental regulations and perform leak detection and system recharging
• Calibrate systems and test regulators to ensure optimal performance and energy efficiency
• Perform routine maintenance on heating, cooling, and ventilation systems
• Install and service heat pumps, energy recovery ventilators, and climate control systems
• Ensure compliance with safety standards and environmental codes

These are the typical employment requirements and benefits associated with this occupation in Canada:

• Completion of secondary school is typically required
• Completion of a three- to five-year apprenticeship program OR over five years of work experience combined with relevant courses is required
• Trade certification is compulsory in Nova Scotia, New Brunswick, Quebec, Ontario, Saskatchewan, Alberta, and British Columbia
• Ozone Depletion Prevention (ODP) certification or equivalent is mandatory for handling refrigerants
• Red Seal endorsement is highly recommended for interprovincial mobility and higher wages
• Strong understanding of HVAC systems, refrigeration cycles, and environmental regulations is essential
• Experience with modern systems such as heat pumps, AI-driven controls, and energy-efficient technologies is highly beneficial