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This conversation covers the fundamentals of refrigeration - stresing the importance of repetition and continuous learning in becoming proficient as a technician. We cover essential concepts such as the refrigeration cycle, sensible and latent heat, superheat, subcooling, and critical system checkpoints. It doesn't matter what level you're at in refrigeration, understanding the fundamentals is the most important thing for building confidence and being able to troubleshoot more effectively. This episode was recorded as part of a live presentation at the 2022 HVACR Training Symposium.

In this episode, we discuss:

-Importance of Repetition

-Key terms and definitions

-The Refrigeration Cycle

-System checkpoints

-Heat concepts

-Superheat

-Manufacturer specifications

-Dew point and subcooling

-Glide and temperature difference

-Four main components of refrigeration systems

-Sequence of operations in refrigeration systems

-Refrigerant dynamics and system adjustments

-Metering devices and liquid line diagnostics

-Evaporator function and heat absorption

-Compressor issues and floodback

Helpful Links & Resources:

Episode 295. A Compressor Story: The Key to Faster Troubleshooting

Danfoss Coolselector®2