Refrigeration and HVAC Operating
Technician

• Minimum age - Adult
• Education - High School Diploma, GED or equivalent
• Experience - Two years or AS Degree Air Conditioning and hold EPA CFC License
• Examination - Written (Oral or Practical when necessary)
• Maximum Prime Mover Horsepower (Unsupervised) - unlimited
• Maximum Refrigeration or Air Conditioning (Unsupervised) - unlimited

• First Law Of Thermodynamics
• Second Law Of Thermodynamics
• Heat Transfer Theory
• Principles Of Heat And Temperature Measurement
• States Of Matter
• British Thermal Unit
• Specific Heat, Sensible Heat, Latent Heat & Superheat
• Gas Laws
• Pressure
• Compression Refrigeration Cycle
• Refrigerants And Refrigerant Oils, Refrigerant Safety, Refrigerant Types, New Azeotropic Refrigerants, Including R-410A, Section 608 Clean Air Act
• Refrigeration System Components
  Evaporators, Compressors, Condensers, Metering (Expansion) Devices
• Refrigeration System Accessories
  Three Position Service Valve, Schraeder Port, Receiver, Filter-Drier, Sight Glass With Moisture Indicator, Suction Accumulator, Crankcase Heater, Crankcase Pressure Regulator, Evaporator Pressure Regulator.
• Air Conditioning (Comfort Cooling) System
  Package Systems, Packaged Terminal (Pt Ac) Units, Rooftop Units, Unitary Systems Line Sets, Refrigerant Piping, Determining System Charging Requirements, Heat Pump Systems, Air-Source, Water-Source, Ground-Source, Supplemental Heating And Cooling.
• Refrigeration Systems
  Commercial Refrigeration Systems, Refrigerated Display And Storage, Frozen Display And Storage, Refrigerated Air Dryers, Ice-Making Equipment And Ice Cream Making Equipment
• Psychometrics (Study Of Air – The Soul of Air Conditioning)
• HVAC Electrical Fundamentals
  Electrical Safety, Power Calculation, Power Factor, Electrical Circuits
• Electrical Components of ACR Systems Wiring, Circuit Protective Devices, Fuses, Circuit Breakers, Component Protective Devices, Overloads, Control Devices, Motors, and Transformers
• Troubleshooting ACR Electrical Systems
  Personal Protective Equipment, Lockout-Tagout Practices, Meter Categories, Test Procedures, Electrical Diagrams, Schematic (Ladder) Diagrams, Pictorial Diagrams and Installation Diagrams
• ACR System Service System
  Baselining, Data Collection, Service Equipment and Practices, System Start-Up,-Preoperational And Operational Checks, Preventive Maintenance and Mechanical Troubleshooting
• Computer Word Document Processing and Spreadsheet Usage
• Water Treatment Theory, Operation and Control
• HVAC System Controls, Technology and Controller Action
• Equipment Protection
• System-Level Control
• System Optimization
• Sequences of Operation
• Selection of Controlled Devices
• Building Management
• Responding to Comfort Complaints
• Time-of-Day Scheduling
• Centralized Alarms and Diagnostics
• Remote Access
• Preventive Maintenance
• Reports
• Integration With Other Systems.