The Refrigeration Mentor Podcast

Join the Refrigeration Mentor Hub here 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  

Join the Refrigeration Mentor Hub here 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: (0:04) Refrigeration Electrical Troubleshooting Basics (3:24) Understanding Refrigeration Wiring Diagrams (7:20) Electrical Safety (14:09) Resourcefulness in the Field 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  

Join the Refrigeration Mentor Hub here 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  

Join the Refrigeration Mentor Hub here 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: (0:38) Challenges in the Refrigeration Industry (1:12) Importance of Mentorship in the Trades (6:15) Global Perspectives on Refrigeration (12:01) Hands-On Refrigeration Troubleshooting Tips (18:30) Safety and Efficiency in Refrigeration (22:41) Career Opportunities in Refrigeration (30:46) Understanding Oils in Compressors (32:35) Moisture Control in Refrigeration (36:52) Analyzing Oil Samples (46:40) Dealing with High Acidity Levels (51:24) Practical Advice for Technicians Helpful Links & Resources: Episode 363. A Look Ahead to 2026 in Refrigeration Episode 112: Refrigeration Workforce Development and CO2 Training w/NASRC Episode 085: Generation Z with love2hvac RENISO  

Join the Refrigeration Mentor Hub here 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: (1:29) Reflecting on 2025 Achievements (2:36) Andrew's Journey and Achievements (8:16) Setting Goals for 2026 (30:26) Analyzing High Pressure Valve Issues (31:52) Fine-Tuning Refrigeration Systems (36:20) Understanding Refrigeration Electrical Diagrams (48:35) Troubleshooting Frozen Cases (53:28) Importance of Research and Documentation 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

Join the Refrigeration Mentor Hub here 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"  

Join the Refrigeration Mentor Hub here 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"' paaying tribute to the experiences and challenges faced by refrigeration field technicians and 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"  

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses In this episode, I'm sharing ways you can bring more value to your customers, and in turn, the breakthroughs that come back in the form of new skills, job opportunities, pay raises etc. It starts with investing in professional growth and leveraging a community of fellow refrigeration professionals for support, learning and networking. I also share a couple inspiring stories of technicians who have rapidly advanced their skills through dedication and taking action on training programs.  In this episode, we discuss: -Importance of growth and motivation -Professional development in the trades -Overcoming challenges -Success stories -Soft skills that make a big difference -Communication skills development -Building relationships in the refrigeration industry -How to get more work in refrigeration -Leadership skills Helpful Links & Resources: Episode 216. How to Become a Better Technician By Creating More Value Episode 139. 7 Tips For Building Good Training And Development Habits  

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses This episode is about the importance of curiosity when your out on service calls to help in troubleshooting. Curiousity is a trait that will open doors to dig deeper, leverage resources, inspect things more thoroughly and get to know the complex systems we work on so much more. Here, we cover troubleshooting techniques, specifically focusing on dealing with proof failures and SLA alarms. The more you learn, the more refrigeration technicians will fast-track your careers and become confident, skilled professionals. In this episode, we cover: -Importance of curiosity in refrigeration -Refrigeration training programs  -Proof failure troubleshooting example -Advice for on-call technicians -Investing in yourself and continuous learning Helpful Links & Resources: Episode 250. Service Call Stories and Troubleshooting Tips with Andrew Freeburg Episode 333. Training and Troubleshooting Tips to Level Up Your Career Episode 295. A Compressor Story: The Key to Faster Troubleshooting  

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses This episode is is on oil management for CO2 refrigeration systems, another of our "Morning Coffee" sessions with longtime refrigeration professionals Andrew Freeburg and Erik Holland.  We cover the intricacies of oil separators, the role of velocity in oil management systems, the significance of net oil pressure, the impact of variable frequency drives (VFDs), and common troubleshooting techniques. Interested in joining the next Morning Coffee live? Join our FREE Refrigeration Mentor Community today. In this episode, we cover: -Challenges in oil management -Components of oil management systems -Practical tips and troubleshooting -Oil management in compressors -Oil sensor issues -VFDs and compressor rotation -Gauges and proper wiring -Scroll compressor lockups -Pressure differentials in oil separators -Maintenance and efficiency in CO2 systems -Advancements in CO2 technology Helpful Links & Resources: Episode 105: Oil Management w/ Philip Walker Arneg Systems Episode 253. CO2 Experts: Designing an Oil Management System with Nabil Cook Episode 358. Trend Graphs and CO2 System Troubleshooting with Andrew Freeburg and Erik Holland  

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses This episode is another of our "Morning Coffee" sessions with longtime refrigeration professionals Andrew Freeburg and Erik Holland, diving deep into trend graphs and CO2 refrigeration system troubleshooting. We cover understanding and reading trend graphs, practical tips for locating and analyzing system inefficiencies, and the procedures for fine-tuning refrigeration systems. We also discuss gas coolers, the impact of ambient temperature on system performance, and effective strategies for maintaining system stability in cold climates. Interested in joining the next Morning Coffee live? Join our FREE Refrigeration Mentor Community today. In this episode, we cover: -Understanding trend graphs -Comparing graphs on E2 systems -Trend graph analysis -Graphing techniques on E2 systems -Analyzing CO2 system graphs -System fine-tuning -Creating work and building credibility -Advanced graph analysis and troubleshooting -High pressure valve and bypass valve correlation -Gas cooler and system stability -System oscillations and expansion valves -Gas cooler maintenance -High pressure valve control -Fan control strategies -Troubleshooting fan and gas cooler issues -Winter challenges in CO2 systems -Heat reclaim and system efficiency Helpful Links and Resources: Episode 287. CO2 Experts: Using Trend Graphs to Troubleshoot CO2 Systems with Andrew Freeburg Episode 144.  Troubleshooting CO2 High Pressure Valves Using Trend Graphs with the CAREL Boss System Episode 350. Supermarket Refrigeration Tips and Tricks with Robert Ochs  

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses In this episode,we're talking about how to build your professional network in the refrigeration industry - connecting with the people, community and mentors you need to know to learn and move up faster. It's not something typically taught in the trades, so this quick episode also covers overcoming resistance, what to do in a negative work environment, and how to develop the mindset necessary for growth and improvement as a refrigeration technician.  In this episode, we cover: -Building community and networking in the trades -Learning from experience -Focusing on proper techniques and practices -Developing the mindset for continuous improvement -Finding the right mentors -How longevity does not always equal proficiency Helpful Links & Resources: Episode 147: Unlocking Success: 5 Steps to Develop a Growth Mindset Episode 342. Refrigeration Troubleshooting Stories with Andrew Freeburg Episode 167: Why Mentors Play a Key Role in Your Refrigeration Journey with Bill Zoren Key Mechanical

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses In this episode, we explain PID (Proportional-Integral-Derivative) controllers used in refrigeration systems. This will give refrigeration technicians a pragmatic understanding of PID tuning, plus a procedural checklist before making any adjustments, and lots of tips on how to optimize refrigeration system performance through proper PID tuning.  In this episode, we cover: -PID controllers and their importance in refrigeration  -Explanation of Proportional-Integral-Derivative components  -Manufacturer settings -Tips for fine-tuning electronic expansion valves (EEVs)  -Sensor placement -Stable suction pressure  -PID adjustment checklist  -Steps for tuning PID settings  -Common issues caused by improper PID tuning  -Performance indicators for well-tuned systems  Helpful Links & Resources: Episode 344. Basics of CO2 Controls - Service Calls & Troubleshooting Rack Controllers with Kevin Mullis (Part 4 of 4) Episode 279. CO2 Experts: Superheat - Controls & Common Issues with Chris Griffiths and John Rothery Episode 299. Basic Refrigeration 101  

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses In this episode, we're giving you an inside look at the Refrigeration Mentor Playbook - the methodology we use to train and elevate technicians, contractors and the refrigeration industry. The goal is to inspire fellow refrigeration professionals to reap the immense value of continuous learning, and for managers to leverage teaching and mentorship to build stronger teams. Everyday, we see students of our programs achieving business growth and greater customer satisfaction in refrigeration, because they've developed new skills and better work dynamics. That's why we do this at Refrigeration Mentor.  In this episode, we cover: -Importance of training and mentorship -Developing effective training programs -Core training programs at Refrigeration Mentor -Building customized training programs -Understanding equipment and engineering -Impact of effective training -Role of safety in training Helpful Links & Resources: Episode 65. Motivation, Mindset and Mentorship Episode 139. 7 Tips For Building Good Training And Development Habits Episode 167. Why Mentors Play a Key Role in Your Refrigeration Journey with Bill Zoren Key Mechanical  

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses In this episode, we're talking about blending personal and technical development, focusing on how AI can be effectively used for troubleshooting and learning. It takes an investment of both time and money into personal growth - setting career goals, attending training sessions, and developing strong communication within teams. This conversation is loaded with strategies for technicians looking to advance in their careers and take a proactive approach to self-improvement and professional development. In this episode, we cover: -The impact of refrigeration on everyday life -Attending industry events and learning from technicians -Using AI in refrigeration troubleshooting -Value of training and personal investment -Building confidence  -Career growth in the trades -The power of setting goals -The future of refrigeration Helpful Links & Resources: Episode 352. AI and New Refrigeration Training & Troubleshooting Resources Episode 338. Professional Development Tools & Resources in Refrigeration Episode 256. Career Tips for New Technicians  

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses In this episode, we're diving deep into TX (Thermal Expansion) valves.  We got a lot of more electronic valves coming, stepper valves, pulse valves etc. out there, and getting a good understanding of the different kinds TX valves and how they work is critical for refrigeration technicians to be able to setup and troubleshoot more efficiently. We cover common issues and troubleshooting tips, including how to adjust superheat, the impact of liquid temperature on TX valve sizing, and the various factors to consider before adjusting or replacing TX valves.  In this episode, we discuss: -Understanding TX valves -Superheat and compressor management -Refrigerant injection and cooling techniques -Importance of liquid temperature -Sizing and testing TX valves -Troubleshooting TX valves -Comprehensive system analysis -Practical tips and community insights Helpful Links & Resources: Episode 16. TXV/TEV - A discussion about Thermostatic Expansion Valves Episode 326. Mastering A2L TX Valves with Jamie Kitchen of Danfoss Episode 340. Basics of CO2 Controls with Kevin Mullis (Part 1 of 4)  

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses This episode is from one of our regular Refrigeration Mentor Community meetups with fellow technicians. We discuss a range of topics like E3 training controllers, compressor issues, inspection cylinders, and the use of AI in troubleshooting. We also cover a list of events for refrigeration technicians to check out, share some wins and stories from the field, as well as some resources the techs on the call have found useful of late. These Community Meetups open forum and we host these regularly - if you'd like in on the next one, be sure to join the Refrigeration Mentor Community Hub. In this conversation, we discuss: -New CO2 Controller Challenge -AI in refrigeration -E3 controller training and licensing -Inspecting cylinders -Compressor issues and solutions -Oil and refrigerant retrofit -Diagnosing blow-by -Checking valve plates and wrist pins -Job interviews  - Using AI in troubleshooting Helpful links & Resources: Episode 350. Supermarket Refrigeration Tips and Tricks with Robert Ochs Episode 344. Basics of CO2 Controls - Service Calls & Troubleshooting Rack Controllers with Kevin Mullis (Part 4 of 4) Episode 115: Understanding Compressors: What You Need To Know FMI (Food Industry Association) Events RETA Conference  

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses In this episode, we're talking with Frank Croak, EMS Manager at Climate Pros, about the shift from mechanical to electronic refrigeration controls. Frank offers valuable advice for technicians on both the technical side and why keeping up with technology can help you advance in today's refrigeration field. We also discuss the impact of CO2 on the industry, the role of AI in predictive analytics, and the need for technicians to develop strong mechanical and control system knowledge. In this conversation, we cover: -Evolution of controls in refrigeration -The shift to CO2 and its challenges -Value of hands-on experience -Technological advancements in refrigeration -Balancing work and personal life in the trades -Tips for technicians transitioning to controls -Understanding the basics of heat movement -Electrical troubleshooting -Mentoring and coaching in refrigeration -Effective communication and accountability -Setting goals and continuous learning Helpful Links & Resources: Episode 340. Basics of CO2 Controls with Kevin Mullis (Part 1 of 4) Episode 336. Fast Track to Learning Electronic Valves & Controllers Episode 261. Supermarket Case Controller Troubleshooting Tips Connect with Frank on LinkedIn FMI (Food Industry Association) Events Climate Pros  

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses In this episode, we're digging into some tips and tricks for supermarket refrigeration with Rob Ochs, longtime refrigeration industry veteran. We'll delve into understanding and optimizing superheat, troubleshooting common issues, and the importance of proper maintenance and recommissioning. Rob also has some awesome tips for setting superheat correctly, checking compressor superheat, handling different refrigerant systems, and addressing common problems encountered with rack systems. This episode is filled with practical advice and tips for refrigeration technicians aiming to elevate their expertise and efficiency. In this episode, we cover: -Understanding superheat and compressor mechanics -Rack refrigeration challenges -Defrost systems and troubleshooting -Superheat and subcooling strategies -Recommissioning and maintenance tips -Importance of individual compressor checks -Discharge superheat: manufacturer differences -Compressor design and liquid injection -Setting superheat for different run lengths -Environmental conditions and system efficiency -Logging and tracking superheat -Superheat adjustments and troubleshooting Helpful Links & Resources: Episode 271. The Inspiring Refrigeration Journey of Robert Ochs Episode 203. Supermarket Refrigeration Service Tech Tips with Andrew Freeburg Episode 306. Mastering Supermarket Service Calls with Andrew Freeburg  

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses In this episode, we're talking about developing a "refrigeration mindset" for truly advancing your career. This was the topic of a recent keynote I delivered at a recent Refrigerating Engineers and Technicians Association (RETA) event, which highlighted 3 core components: goal setting, accountability, and continuous learning. These are skills outside of the day-to-day technical skills that every successful refrigeration professional has developed and harnessed to make massive career moves. If you're curious about what that mindset truly means and how to develop it for yourself, this a conversation you'll want to get in on. In this episode, we discuss:  -Goal Setting  -Attending industry events -Developing a "refrigeration mindset" -Continuous learning in the trades -Challenges and opportunities in refrigeration -Investing in training and networking -Importance of mentorship and community Helpful Links & Resources: Episode 113: 5 Tips on Developing a Growth Mindset Episode 147: Unlocking Success: 5 Steps to Develop a Growth Mindset Episode 214. How to Develop the Right Mindset for Success Refrigerating Engineers and Technicians Association (RETA)