Certificate
HVAC Service Technician
An 18-credit certificate for residential and light commercial HVAC service work. Thermodynamics and psychrometrics, the vapor-compression cycle and its components, electrical systems and control sequences, refrigerant recovery and handling practice, heating systems and combustion safety, plus airflow measurement and whole-system diagnostics.
Outcomes
What you will be able to do
- 01Apply thermodynamic and psychrometric principles to system performance
- 02Diagnose and service every stage of the vapor-compression cycle
- 03Troubleshoot HVAC electrical circuits, motors, and control sequences
- 04Recover, evacuate, and charge refrigerant using accepted practice
- 05Measure airflow and verify system performance before leaving a job
Careers
Where graduates work
- HVAC service technician
- Residential install and service tech
- Light commercial refrigeration technician
Curriculum
Term 1
HVAC Fundamentals: Thermodynamics, Heat Transfer & Psychrometrics
Heat, pressure, and air properties: the physical laws every HVAC service call depends on.
Refrigeration Cycle & System Components
Compressors, condensers, metering devices, and evaporators — how the vapor-compression cycle is built and serviced.
Term 2
HVAC Electrical Systems, Motors & Controls
Line and low-voltage circuits, motors, contactors, capacitors, thermostats, and control sequences.
Refrigerant Handling, Recovery & EPA 608 Practices
Refrigerant types, recovery and evacuation, leak detection, and the regulatory practices technicians must follow.
Term 3
Heating Systems: Furnaces, Heat Pumps & Boilers
Gas and electric furnaces, heat pump reversing systems and defrost, hydronic boilers, and combustion safety.
System Diagnostics, Airflow Balancing & Field Service
Systematic fault isolation, airflow and duct measurement, performance verification, preventive maintenance, and customer documentation.
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