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In this episode, we're talking about the critical mindset shift required for working with CO2 refrigeration systems. This is especially important for technicians with apprehensions transitioning from HFC systems, to help you become more confident working with CO2 refrigeration systems. This episode covers handling high-pressure environments, essential tools, and practical advice that will help all refrigeration technicians become experts in CO2 refrigeration. The more you understand the fundamentals of CO2 refrigeration, how to prioritize safety, and learn to navigate the complexities of CO2 systems, the more you'll embrace the growing prominence and extraordinary benefits of CO2 refrigeration.

In this episode, we discuss:

(0:06) The CO2 Refrigeration Mindset Shift

(0:54) Challenges and Safety in CO2 Refrigeration Systems

(4:24) Efficiency and Environmental Impact of CO2

(6:25) Understanding Superheat and Tools for CO2

(9:34) Fundamentals and Training for CO2 Refrigeration

(11:34) CO2 Refrigeration Troubleshooting Tips

(14:18) The Importance of Continuous Learning In The Trades

Helpful Links & Resources:

Episode 312. CO2 Experts: Basic Terminology & Keywords

Episode 283. CO2 Experts: The Shift from HFCs to CO2 - Lessons Challenges and Solutions with Conor Eaton-Smith

Episode 201. Removing the Fear of CO2 Refrigeration with Andrew Freeburg

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Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses

In this episode, we're going into the fundamentals of electrical troubleshooting for refrigeration systems. Building a solid foundation in electrical work will help technicians succeed in the field and troubleshoot far more efficiently. I'll share a repeatable six-step process to tackle electrical issues which will help you better understand the logic behind wiring diagrams - which will completely reframe how you tackle electrical issues out on your service calls.

In this episode, we cover:

(3:34) Understanding Refrigeration Electrical Components

(5:07) 6-Step Electrical Troubleshooting Process

(9:21) Importance of Ground Troubleshooting

(11:40) Refrigeration industry Events

Helpful Links & Resources:

Episode 323. Electrical Troubleshooting 101

Episode 296. Electrical Troubleshooting in Refrigeration

Episode 12. You Need To Know About Refrigeration Compressor Electrical Issues

AHR Expo

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Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses

In this episode, we're walking you through how refrigeration technicians can transition into leadership roles with Ben Boyer of The Arcticom Group. Ben covers the mindset shifts, skills development, and practical steps necessary for career advancement and shares personal anecdotes and essential advice on building confidence, conscious leadership, handling emotional responses, and continuous learning. This episode is packed with guidance and inspiration for any refrigeration technician looking to advance into a management or leadership role.

In this episode, we discuss:

(1:36) How to transitioning to a leadership roles

(5:12) Handling emotions in leadership

(9:49) How to ask for a promotion

(20:43) Overcoming fear of public speaking

(26:09) Personal development for tradespeople

(36:37) How to build relationships with dispatch

Helpful Links & Resources:

Episode 286. Leadership Training for Technicians with Jim Pape of The Arcticom Group

Episode 125: Next Generation Leadership and Management for HVACR Professionals w/ James Bailey

Episode 187: Making The Leap From Technician To Service Manager - Learning Leadership Skills with Scott Farley of The Arcticom Group

The Arcticom Group

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Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses

In this episode, we're talking about electrical troubleshooting. This topic comes up so often in our training programs and it's one that challenges both new and experienced refrigeration technicians. Here, we cover everything from proper voltage, to reading and understanding manuals, and tips for using systematic approaches to solve problems. We also discuss proper calculation of refrigerant charge, electrical safety measures and how to be more efficient in the field.

In this episode, we cover:

-Refrigeration electrical troubleshooting insights

-Importance of reading manuals

-Understanding electrical wiring diagrams

-Electrical troubleshooting techniques

-Resources you can use in the field

-Electrical safety and professional growth

Helpful Links & Resources:

VIDEO: Electrical Troubleshooting 101: How to Diagnose & Fix Refrigeration Problems Like a Pro

Episode 259. CO2 Experts Live: Electrical Troubleshooting with Rusty Walker

Episode 327. Electrical Troubleshooting Strategy

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Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses

This episode is another of our live "Morning Coffee" sessions inside our Refrigeration Mentor Community with longtime refrigeration technician, Andrew Freeburg and fellow refrigeration prefessionals. This discussion covers a variety of technical topics including inspecting compressors, proper sensor placement and insulation, particularly for gas cooler outlet sensors, as well as diagnosing system issues such as liquid line frosting due to low refrigerant charge. Interested in joining the next meetup live? Join our FREE Refrigeration Mentor Community today.

In this episode, we cover:

(1:57) Importance of Asking Questions
(8:49 Refrigeration Compressor Maintenance
(20:57) CO2 Refrigeration System Best Practices
(25:07) Importance of Accurate Sensor Readings
(26:16) Sensor Placement and Insulation Guidelines
(27:42) Manufacturer Recommendations and Testing
(29:18) CO2 Refrigeration in Supermarkets and Industrial Settings
(30:33) Troubleshooting Frosted Liquid Lines
(35:02) Understanding Thermodynamics in Refrigeration
(45:45) Community Knowledge Sharing and Training

Helpful Links & Resources:

VIDEO: Scroll Compressor Teardown: What to Watch For

VIDEO: Troubleshooting CO2 Gas Coolers with BAC Part 1: Sensors, ECM Fans, Water Issues & Setup Tips

Episode 17. Troubleshooting the Gas Cooler of a Transcritical CO2 Refrigeration System with Lars Hørup Jensen

Episode 133. Your Compressor Success Guide

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Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses

This episode is another of our "Morning Coffee" sessions inside our Refrigeration Mentor Community with longtime refrigeration professionals Andrew Freeburg and Erik Holland, discussing challenges and solutions for the refrigeration workforce. We share experiences and insights into technician shortages, training new technicians, and the evolving landscape of refrigeration. We also get into a technical deep dive on oil analysis, detailing how to read lab reports, assess moisture, contaminants, and acidity in refrigeration systems. Interested in joining the next meetup live? Join our FREE Refrigeration Mentor Community today.

In this episode, we discuss:

-Challenges in the refrigeration industry

-Importance of mentorship in the trades

-Training and knowledge sharing

-Global perspectives on refrigeration

-Hands-on troubleshooting tips

-Refrigeration safety and efficiency

-Career opportunities in refrigeration

-Understanding oils in compressors

-Refrigeration oil analysis

-Moisture control

-Analyzing oil samples

-Refrigeration preventive maintenance strategies

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Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses

This episode is another in our "Morning Coffee" series inside our Refrigeration Mentor Community featuring longtime refrigeration professionals Andrew Freeburg and Erik Holland. Here, we reflect on achievements from 2025 and set goals for 2026, highlighting the importance of planning and proactive goal setting. We also cover some technical topics like case wiring, defrost heaters, and electrical diagrams. Interested in joining the next Morning Coffee live? Join our FREE Refrigeration Mentor Community today.

In this episode, we cover:

-Reflecting on 2025 achievements

-Setting goals for 2026

-High pressure valve issues

-Fine-tuning system performance

-Fan speeds

-Troubleshooting electrical issues in refrigeration systems

-Wiring diagrams

-Diagnosing electrical problems

-Global electrical standards

Helpful Links & Resources:

Episode 210. Mastering Goal Setting to Skyrocket Your Professional Growth

Episode 358. Trend Graphs and CO2 System Troubleshooting with Andrew Freeburg and Erik Holland

Episode 350. Supermarket Refrigeration Tips and Tricks with Robert Ochs

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Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses

In this special episode, we feature an original song we created using AI titled "Built in the Field"' illustrating the experiences and challenges faced by refrigeration field technicians, while celebrating our hard work and dedication. Listen, add to your playlist and let us know your thoughts!

Links & Resources:

Lyric Video on Facebook

Cory Cruz "The Refrigeratin Man"