Recommended Level Structure

Safety

Hoisting, Lifting, Rigging and Access/Egress Equipment

Tools and Equipment

Refrigeration Fundamentals

Refrigerants, Gases and Oils

Compressor Fundamentals

Valves and Accessory Devices

Piping, Tubing, Soldering and Brazing

Leak Testing, Evacuation and Charging

Electrical Fundamentals

Motor Fundamentals

Communication and Trade-Related Documentation

Refrigeration and Air Conditioning Installation

Pressure Enthalpy Diagrams and System Analysis

Evaporators

Residential and Commercial Compressors

Condensers

Metering Devices

Refrigerant Flow Controls and Accessory Devices

Air Conditioning Fundamentals

Air Movement and Indoor Air Quality

Control Fundamentals

Control Circuits and Wiring Diagrams

Blueprints/Drawings and Specifications

Refrigeration Load Calculations

Refrigeration System Design

Large Commercial/Industrial Compressors

Heating Systems

Commercial Refrigeration Systems

Split Air Conditioning Systems

Packaged Air Conditioning Units

Heat Pump Systems

Fluid Dynamics and Pumps

Control Systems

Troubleshooting Refrigeration and Air Conditioning Electronic Controls

Advanced Motors

Capacity Controls

Air Conditioning Load Calculations

Air Conditioning System Design

Duct Systems and Design

Evaporative Condensers, Cooling Towers and Fluid Coolers

Air Measurement and System Air Balancing

Chillers and Chiller Systems

Industrial Refrigeration Systems

Troubleshooting with Schematic Wiring Diagrams

Job Coordination