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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, and communication networks. Revisiting these basics - no matter how long you'be been in the industry - are crucial to eliminating guesswork, diagnosing issues more confidently, cutting troubleshooting time and reducing callbacks.

In this episode, we cover:

(00:48) Seven Basics of Supermarket Refrigeration

(00:55) Refrigeration Fundamentals

(02:09) Electrical Diagrams

(04:20) Meter Skills

(05:09) Supermarket Rack Operation Basics

(06:44) Case Components

(07:17) Refrigeration Controls

(11:18) Building Troubleshooting Habits

(13:43) Safety on Refrigeration Job Sites

Helpful Links & Resources:

CO2 Unfiltered

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