Refrigeration and HVAC Mechanic Course
Master refrigeration and HVAC mechanic skills for walk-in coolers. Learn vapor-compression fundamentals, system controls, diagnostics, and preventive maintenance to boost efficiency, cut downtime, and solve real-world refrigeration problems with confidence.

4 to 360 hours of flexible workload
valid certificate in your country
What Will I Learn?
This Refrigeration and HVAC Mechanic Course gives you practical, job-ready skills to optimize walk-in cooler performance, stabilize box temperature, and improve energy efficiency. Learn vapor-compression fundamentals, system architecture, controls, and duty cycles, then master diagnostic tools, fault detection, safety procedures, and preventive maintenance so you can cut downtime, protect product quality, and extend equipment life.
Elevify Differentials
Develop Skills
- Diagnose refrigeration faults: use pro tools to pinpoint issues fast.
- Optimize walk-in coolers: tune airflow, controls, and duty cycles for stability.
- Master superheat and subcooling: set accurate refrigerant charge in the field.
- Boost system efficiency: adjust temps, pressures, and controls for top COP.
- Apply HVACR safety: follow LOTO, PPE, and compliant refrigerant handling.
Suggested Summary
Before starting, you can change the chapters and workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
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