Air Conditioning Refrigeration Technician Training
Master practical refrigeration diagnostics for walk-in coolers using R-404A systems. Gain skills in fault signature interpretation, precise charging, TXV servicing, and verification procedures to troubleshoot efficiently, reduce downtime, prevent repeat failures, and ensure reliable cooling as a technician.

4 to 360 hours flexible workload
valid certificate in your country
What will I learn?
This training equips you with practical skills to diagnose and repair walk-in coolers confidently. Master safe on-site procedures, gauge usage, superheat/subcooling calculations, and fault signature reading. Practice targeted repairs, charging, and verification to minimise downtime, avoid repeat issues, and deliver efficient cooling performance daily.
Elevify advantages
Develop skills
- Rapid system diagnostics: pinpoint AC refrigeration faults step by step.
- Refrigerant charge mastery: measure, adjust, and verify R-404A quickly.
- Fault signature reading: interpret pressures, temps, and frost to find issues fast.
- Precision charging and TXV service: perform pro-grade repairs in less time.
- Data-driven verification: log readings to prove performance and reliability.
Suggested summary
Before starting, you can change the chapters and the 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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