Episode 396. 7 Basics Every Supermarket Refrigeration Technician Must Know

The Refrigeration Mentor Podcast · May 15, 2026 · 20m · transcript

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In this episode, I'm sharing the top seven basics every supermarket refrigeration technician needs to master. These encompass the fundamentals like superheat, subcooling, compression ratio, refrigerant flow, wiring diagrams, ladder diagrams, P&IDs, refrigeration schedules and sequence of operations. We'll also discuss safe electrical troubleshooting and proper meter use, understanding rack operation and the importance of controls, sensors…