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, targeted repairs, and verification procedures to troubleshoot efficiently, reduce downtime, prevent repeat failures, and ensure reliable cooling as a technician.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
This training equips you with essential skills to diagnose and repair walk-in coolers confidently. Master safe on-site practices, gauge handling, superheat/subcooling calculations, and fault signature analysis. Perform precise repairs, refrigerant charging, and verification to minimise downtime and deliver consistent, 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
Your lessons are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of interest without needing to change platforms... I thank you for everything you do, I've already recommended you to other people...

Giulio CarloDigital Marketing Student
I like how the lessons are straight to the point and how I can change chapters and skip content I don't need.

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Luciana AlvarengaNail Design Student
The platform is fast, simple to use. The diversity of content and complementary videos really help with learning.

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