The Refrigeration Mentor Podcast

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses This is the first in a  CO2 Design Fundamentals series, starting off with a deep dive on technical piping design with Chris Griffiths, UK Technical Manager for Omega Solutions. We cover proper pipe sizing and design tips to avoid common pitfalls such as insufficient mass flow, oil return issues, and excessive pressure drops. Chris also shares real-world troubleshooting examples and info on software tools to help refrigeration technicians in the field fix issues more efficiently and understand CO2 refrigeration systems better. In this episode, we discuss: -CO2 design fundamentals -Importance of proper piping design -Key tips for protecting compressors -Pipe sizing and oil management -Practical troubleshooting examples  -Software tools -Common issues and troubleshooting Helpful Links & Resources: Episode 47. What To Know When Sizing Refrigeration Piping Episode 273. CO2 Experts: Pipe Sizing with Chris Griffiths of Omega Solutions Episode 191. Designing CO2 Supermarket Refrigeration Systems: Selecting Compressors and Gas Coolers with Chris Griffiths of Omega Solutions (Part 1 of 5) Danfoss Coolselector®2 Bitzer Software Learn more about Omega Solutions   Connect with Omega Solutions on LinkedIn Connect with Chris on LinkedIn Email Chris: chris@omega-solutions.co.uk     

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses This conversation is on effective strategies to better balance on-call duties with personal life, with Aidan Lucey, Refrigeration Mechanic at RAC Services/The Arcticom Group. Aidan shares some great tips for  scheduling, family support, and stress management techniques. This one really focuses on the softer skills of effective communication with customers, building a support network, and maintaining positivity on the job - crucial skills for both new and seasoned technicians. In this episode, we discuss: -On-call strategies -Aidan's on-call experience -Managing stress and prioritizing calls -Building customer relationships -Effective communication and integrity -Handling weekend and urgent calls -Taking on-call shifts: challenges and strategies -Building a support network for on-call -Balancing on-call duties with family life -Effective communication and scheduling -Managing stress and mental health during on-call Helpful Links & Resources:   Episode 237. Tips for New Technicians Getting Into Supermarket Refrigeration with Aidan Lucey Episode 226. How Busy Technicians Can Better Manage Work and Family Life Episode 220. Improving Work-Life Balance (Without Compromising Your Success) Aidan on LinkedIn The Arcticom Group: https://thearcticomgroup.com/   

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses This conversation is a deep dive into RDM controllers with Kevin Mullis, Head of Product Engineering at Clade Engineering Systems. We discuss key considerations for setting up and commissioning these controllers, including probe placement, transducer settings, and parameter adjustments. Whether you're dealing with new installations or troubleshooting existing ones, Kevin has some super valuable insights to help refrigeration technicians ensure your systems run smoothly and efficiently. In this episode, we discuss: -RDM controllers overview -Initial setup and probe placement -Controller power-up and network connection -Configuring and testing probes -Advanced controller settings and troubleshooting -Understanding valve parameters -Superheat problems and solutions -Minimum opening settings -Manual reading importance -MOP configuration -Fan management settings -Temperature alarms and probes -Defrost settings and procedures -Commissioning and troubleshooting Helpful Links & Resources: Episode 281. CO2 Experts: Troubleshooting CO2 Systems using RDM Controllers with Kevin Mullis Episode 246. CO2 Experts: Startup and Commissioning with Kevin Mullis Episode 227. Getting to Know Transcritical CO2 Supermarket Refrigeration Systems with Kevin Mullis Kevin Mullis on LinkedIn Website: Integral UK Ltd.  

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses In this conversation, we're taking a behind-the-scenes look at tech support with Andrew Merritts from Pro Chiller. Andrew shares some awesome tips for technicians based on common tech support calls he receives on everything from checking glycol concentration, valve troubleshooting, and maintaining superheat and subcooling levels. We also discuss best practices for chiller operation and how to best communicate with and leverage remote support for better troubleshooting in the field. In this episode, we cover: -Technical support insights and processes -Common technical support scenarios -Glycol systems -Advanced troubleshooting techniques -Andrew's most challenging support calls -Tips for better technical support calls -Chiller tech support tips Helpful Links & Resources: https://prochiller.com/ Episode 269. An Inside Look at Tech Support with Premnath Kangatharan of Danfoss Episode 95. The Growth of Transcritical CO2 Chillers

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 the busy summer season for refrigeration technicians and the vital importance of properly training and preparing. The heat increases demand on refrigeration systems, leading to an uptick in service calls and often long workdays. Here we'll share year-round training tips to reduce troubleshooting time and enhance efficiency on service calls, including preventive maintenance, common issues to check for, and strategies for reducing callback issues. Investing in training and knowing what to expect on service calls will greatly reduce your workload and make customers very happy.  In this episode, we discuss: -Summer heat and increased workload -Reducing service call time -What to do in spring to prepare for summer -Preventative maintenance tips -Common summer refrigeration system issues -Preacting under pressure -Challenges and solutions in the supermarket industry -Continuous learning and investing in training -Preparing for the summer season -Value of structured training Helpful Links & Resources: Episode 300. The Power of Training and Development in Refrigeration with Andrew Freeburg Episode 228. Tips for Faster Service Calls & Better Time Management  

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses In this episode of CO2 Experts, we're shifting from advanced technical concepts back to the foundational principles of CO2 refrigeration by diving into basic keywords and terminologies. We cover entropy diagrams, saturated lines, subcooling, and the critical point, as well as plotting system parameters to troubleshoot more effectively. We'll also discuss differences between global terminologies and give refrigeration technicians practical tips for mastering transcritical CO2 refrigeration systems.  In this episode, we cover: -CO2 refrigeration keywords and terminologies -The entropy diagram -Saturated points and vapor states -Flash gas and system dynamics -Critical points and supercritical fluids -CO2 safety -Plotting and troubleshooting CO2 systems -CO2 system design strategies Helpful Links & Resources: Episode 130: Decoding CO2 (R744) Phase Diagrams w/ James Seabrook & Parham Eslami Nejad Episode 285. CO2 Experts: Transitioning to CO2 as a Service Technician Q & A with Andrew Freeburg Episode 299. Basic Refrigeration 101 Episode 115: Understanding Compressors: What You Need To Know

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses This month marks the 3 year anniversary of the Refrigeration Mentor Podcast! To mark the milestone, we're re-releasing some of our top downloaded podcasts from the past 3 years, and we've reached number one. Originally released in May 2023, this episode remains one of our most popular ever, and I've received a ton of feedback from technicians about how this one really helped explain and clarify compressors. Thanks to all of you listening, learning and making an impact on the people you serve. Also, thanks for all your reviews and comments, which help people discover the podcast on all our platforms. The top episode on our countdown is Episode 115. “Understanding Compressors: What You Need To Know.” Video link and links to our entire top 5 countdown below. In this episode, we cover: -Types of mechanical issues -Contamination -Overheat -Flooded starts -Floodback prevention -Slugging -Scrolls & semis  -Preventing repeat failures -Oil loss -Compressor check points -Mobile apps -Educational resources Helpful Links & Resources: Video of this webinar: https://youtu.be/QyK_3oNBZnk  Episode 310. 3rd Anniversary Listener Favourite Countdown #2 (Episode 135. 15 Tips To Become a Great Service Technician) Episode 309. 3rd Anniversary Listener Favourite Countdown #3 (Episode 203. Supermarket Refrigeration Service Tech Tips with Andrew Freeburg) Episode 308. 3rd Anniversary Listener Favourite Countdown #4 (Episode 188. Compressor Secrets I Wish I Knew When I Started My Refrigeration Career) Episode 307. 3rd Anniversary Listener Favourite Countdown #5 (Episode 113. 5 Tips on Developing a Growth Mindset) Emerson Bulletins Bitzer Spot App Danfoss Ref Tools Copeland Mobile HVAC School  

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses This month marks the 3 year anniversary of the Refrigeration Mentor Podcast! Thanks to all of you listening day in, day out, investing in yourself, getting to the next level in your career and making an impact on the people you serve. Also, thanks for all your reviews and comments, which helps us grow the podcast. To mark the anniversary, we're re-releasing some of our top downloaded podcasts from the past 3 years. We continue our countdown with Episode 135. 15 Tips To Become a Great Service Technician. In this episode, we cover: -Mastering technical skills -Hands-on experience -Problem-solving abilities -Effective communication -Customer service -Efficient time management -Continuous learning -Certifications -Safety -Attention to detail -Adaptability -Professional appearance -Ethical conduct -Networking Helpful Links & Resources: Episode 309. 3rd Anniversary Listener Favourite Countdown #3 (Episode 203. Supermarket Refrigeration Service Tech Tips with Andrew Freeburg) Episode 308. 3rd Anniversary Listener Favourite Countdown #4 (Episode 188. Compressor Secrets I Wish I Knew When I Started My Refrigeration Career) Episode 307. 3rd Anniversary Listener Favourite Countdown #5 (Episode 113. 5 Tips on Developing a Growth Mindset) Episode 228. Tips for Faster Service Calls & Better Time Management  

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses This month we're celebrating the 3 year anniversary of the Refrigeration Mentor Podcast by re-releasing some of our top downloaded podcasts from the past 3 years - ones you expressed how it changed your refrigeration career and your life. Thanks to all of you tuning in and for all your reviews and comments, which help people discover the podcast on all our platforms. And thanks for helping us build this Refrigeration Mentor community all over the world over these 3 years. Number 3 in our countdown is Episode 203. "Supermarket Refrigeration Service Tech Tips with Andrew Freeburg." In this episode, we discuss: -A step-by-step walkthrough of an efficient service call -Importance of good communication with a customer -Questions to ask a customer to assess a service call -How to do an effective visual inspection -Why to divide your tools into different sets -Importance of understanding electrical circuits -Providing highly detailed invoices to customers -Understanding controls -Not just repairing problems, but determining why the problem occurred -Finding a mentor in the refrigeration trade -Creating a service call checklist Helpful resources & links: Episode 308. 3rd Anniversary Listener Favourite Countdown #4 (Episode 188. Compressor Secrets I Wish I Knew When I Started My Refrigeration Career) Episode 307. 3rd Anniversary Listener Favourite Countdown #5 (Episode 113. 5 Tips on Developing a Growth Mindset) Episode 251. Supermarket Refrigeration Service and Troubleshooting Tips Andrew Freeburg on LinkedIn

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses This month marks the 3 year anniversary of the Refrigeration Mentor Podcast! Thanks to all of you tuning in to help elevate yourselves and our industry, and for all your reviews and comments, which help people discover the podcast on all our platforms. To mark the anniversary, we're re-releasing some of our top downloaded podcasts from the past 3 years - ones you expressed how it changed your refrigeration career and your life. Number 4 in our countdown is Episode 188. Compressor Secrets I Wish I Knew When I Started My Refrigeration Career. In this episode, we discuss: -Compressor Troubleshooting -Performance charts -Compressor operation and maintenance -Proper tools -Scroll compressor mechanics -Compression ratios -Investigating compressor failures -High and low evaporator pressures -Handling high condensing temperatures -Mass flow -Super heat checks Helpful Links & Resources: Episode 307. 3rd Anniversary Listener Favourite Countdown #5 (Episode 113. 5 Tips on Developing a Growth Mindset) (Original Release) Episode 188. Compressor Secrets (I Wish I Knew When I Started My Refrigeration Career) Episode 133: Your Compressor Success Guide Episode 115: Understanding Compressors: What You Need To Know Episode 143: Advanced Compressor Service and Refrigeration Troubleshooting Video: Dorin Two Stage Transcritical CO2 Compressor with Giacomo Pisano from Dorin Compressors Bitzer: https://www.bitzer.de/ca/en/   

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses  This month marks the 3 year anniversary of the Refrigeration Mentor Podcast! Firstly, thanks to all of you listening day in, day out, investing in yourself, getting to the next level in your career and making an impact on the people you serve. Also, thanks for all your reviews and comments, which help people discover the podcast on all our platforms. To mark the milestone, we're re-releasing some of our top downloaded podcasts from the past 3 years - ones you expressed how it changed your refrigeration career and your life. We're starting off this countdown with Episode 113. “5 Tips on Developing a Growth Mindset” which was recorded during a live session at the NASRC CO2 event in California. In this episode we discuss: -Setting goals -Developing habits -Making a plan -Taking action -Believing in yourself Helpful links & Resources: (Original episode) Episode 113. 5 Tips on Developing a Growth Mindset Episode 214. How to Develop the Right Mindset for Success North American Sustainable Refrigeration Council (NASRC) Book: Atomic Habits: An Easy & Proven Way to Build Good Habits & Break Bad Ones by James Clear  Book: Limitless by Jim Kwik  

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses In this conversation, we chat with Andrew Freeburg about effective strategies for tackling supermarket refrigeration service calls. Andrew shares insights from his nearly 20 years of experience and thousands of calls, including technical advice and the value of building relationships with customers. We also dive into avoiding common pitfalls technicians often face and tips for technicians to build confidence and tackle supermarket service calls faster and more effectively.  In this episode, we discuss: -Tips for building confidence on service calls -Importance of communication in service calls -Effective pre-call preparation -Common mistakes on service calls -Building relationships with customers -New customers and stores -Fixing the customer's problem -Professionalism on calls -Building trust with customers -Handling service calls efficiently Helpful Links & Resources: Supermarket Service Call Workshop - May 24th, 2025 (sign up here) Episode 300. The Power of Training and Development in Refrigeration with Andrew Freeburg Episode 250. Service Call Stories and Troubleshooting Tips with Andrew Freeburg Episode 201. Removing the Fear of CO2 Refrigeration with Andrew Freeburg Andrew Freeburg on LinkedIn  

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses In this edition of CO2 Experts, we focus on electrical troubleshooting in CO2 refrigeration systems. Learn steps for navigating electrical diagrams, identifying key symbols, and understanding how different components work together. I share tips on effectively measuring voltage, interpreting wiring schematics, and troubleshooting common issues. Understanding the electrical makeup of a refrigeration system will help technicians identify problems faster and fix issues much more efficiently. In this episode, we discuss: -Understanding electrical symbols -Reading electrical wiring diagrams -Practical tips for technicians -Advanced electrical concepts -Electrical troubleshooting in refrigeration -Time delay relays -High pressure and temperature controls -Relay functions and issues -Temperature and pressure probes Helpful links & Resources: Episode 296. Electrical Troubleshooting in Refrigeration Episode 246. CO2 Experts: Startup and Commissioning with Kevin Mullis Episode 259. CO2 Experts Live: Electrical Troubleshooting with Rusty Walker Episode 277. CO2 Experts: Pressure Relief Valves - Sizing, Selecting & Troubleshooting with Jordan Gronkowski  

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses In this conversation, we welcome back Erik Holland, Aftersales Engineer with Advansor to dive into his unique journey from electrician to refrigeration expert. Eric has some great insights on understanding complex systems from his work traveling the world doing startups and teaching techs how to start their systems up and best utilize them. We also discuss computerized control systems, working with CO2 refrigeration, and drop tons of practical advice for refrigeration technicians looking to advance their careers. In this episode, we discuss: -From electrician to refrigeration expert -Learning in the Field -Understanding complex refrigeration systems -Training and knowledge sharing -Resourcefulness in remote locations -Troubleshooting tips -CO2 heat recovery and environmental considerations -Safety measures in refrigerant handling -Importance of proper training and equipment -Embracing advanced refrigeration systems and technology -Investing in training early in your career Helpful Links & Resources: Episode 265. CO2 Experts Live: Startup & Commissioning a CO2 Heat Pump with Erik Holland Erik on LinkedIn https://www.advansor.com/ 

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses In this conversation, we're joined by Tony Mormino, host of HVAC TV to discuss content creation and using social media and online platforms to educate the industry. Tony shares his journey, starting from sales to becoming a content creator, and offers tips for those new to creating content. He also talks about about the importance of providing value, maintaining authenticity in your content, and how platforms like LinkedIn have evolved as a way to uplift the entire industry by providing education and valuable information to masses of people in a way we weren't able to before. Have a listen and be sure to Tony's socials and subscribe (links below). In this episode, we discuss: -The rise of online content -Creating value through content -The importance of personal branding -The evolution of HVAC TV -Content creation tips and challenges -Learning and teaching in hvac -Engaging with your online community -Getting comfortable on camera -Content creation strategies and inspiration -Editing and video quality -Using content to train and educate -Advice for new content creators Helpful Links & Resources: HVAC TV on YouTube Tony Mormino on LinkedIn Episode 197. Filters to Followers - Mastering the Art of Social Media for Education with “The HVAC Doctor” Matt Waxer Gary Vaynerchuk Book: Think & Grow Rich by Napolean Hill  

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses In this episode we chat with up-and-coming refrigeration technician, Connor Strickland. Connor talks about the early stages of his journey, his family background in the trade, and the diverse experiences he's had along the way - starting off in HVAC to transitioning into refrigeration. Connor shares the challenges and learning curves he's encountered, including the realities of being on call, the “unpleasant” jobs, and importance of showing respect among peers and willingness to learn. In this episode, we discuss: -Connor's journey into refrigeration -Deciding between college and trades -First steps in HVAC and refrigeration -Adapting to on-call work -Embracing technology in refrigeration -Electrical systems and troubleshooting -Importance of personal development in the trades -Doing the unpleasant jobs well Helpful Links & Resources: Episode 185: Refrigeration is a Journey: Ashley Fuller's Refrigeration Roadmap 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 conversation, we're chatting with John Shartzer, Director of VRV/VRF Service & Refrigeration at Advanced Heating & Cooling about his extensive experience in the industry. It's an inspiring story about how to progress from the very start and seek learning opportunities to navigae and thrive in the refrigeration and HVAC industries. John hits on understanding the 'why' behind technical procedures, the roles of specialists vs versatile technicians, as well as the value of continually investing in your education. John has a ton of great tips and advice for any technician looking to build a long, enjoyable career in refrigeration. In this episode, we discuss:  -John's early journey in HVAC and refrigeration -Challenges and rewards of the trade -Learning from mistakes and celebrating wins -Evolution of HVAC practices -Hydronics and glycol systems in modern HVAC -The value of versatility -Understanding the basics of electrical and power issues -Troubleshooting example: mini split system -Wiring diagrams and electrical flow -John's “Rule of 5” for training  -Adapting to new generations in the workforce -Planning for long-term career success -Tips for new refrigeration technicians Helpful Links & Resources: John Shartzer on LinkedIn John on Instagram Website: https://advancedheatingcooling.us/

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses In our milestone 300th episode of The Refrigeration Mentor podcast, we're pleased to have regular guest Andrew Freeberg back to discuss the critical role of training and development in the refrigeration industry. We dive into our own personal stories and share practical advice for technicians at all levels for investing in continuous learning and structured training programs, instead of just trying to learn on the job. All of which will help you learn much faster, reduce job stress, make you a better technician on the spot at service calls and open the door for career and and income advancement. Thanks for helping us get to 300! Appreciate you listening, your shares, reviews, comments, and helping us uplift the refrigeration industry around the world. In this episode, we discuss: -Modern platforms for training and development -Learning and teaching in the industry -Field assignments and practical applications -Identifying and solving issues -The importance of training for safety -Why training yourself helps the entire industry -Online drip training vs. condensed live courses -How many training programs (like Refrigeration Mentor) work -Understanding order of operations -Community-based learning -Where to find hands-on experience -Management's role in technician development -Negotiating training payment with your company Helpful Links & Resources: Episode 250. Service Call Stories and Troubleshooting Tips with Andrew Freeburg Episode 201. Removing the Fear of CO2 Refrigeration with Andrew Freeburg Andrew Freeburg on LinkedIn  

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

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses This episode of CO2 Experts is the second of a 2-part lesson on advanced CO2 refrigeration troubleshooting with Chris Brown, Application Engineering Manager of Danfoss (You can listen to Part 1 here). In Part 2, we dive into the technical side of CO2 system start ups - tips and things to look for to really be proficient on getting that rack up and running or getting to a point where you can start adding gas. We also focus optimizing controller settings, tuning, and ensuring effective pressure management.  In this episode, we discuss: -Controller tuning and receiver pressure -Understanding PI selection and tuning results -Troubleshooting rack superheat -Hot gas and liquid injection dynamics -Oil management -Booster systems and discharge pressure issues -Understanding medium temp suction pressures -Low temp discharge safety settings -Medium temp compressor issues and solutions -Suction Floating -Handling emergency shutdowns -Phase loss monitor checks -Troubleshooting charge loss -Leveraging manufacturer support Helpful Links & Resources: Danfoss Supermarket Support Danfoss YouTube Channel Chris Brown on LinkedIn Controller Talk Podcast S3 E13: “Inside Supermarket Refrigeration with Refrigeration Mentor, Trevor Matthews”  

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses This episode of CO2 Experts is the first of a 2-part lesson on advanced CO2 refrigeration troubleshooting with Chris Brown, Application Engineering Manager of Danfoss. Here, we dive into the intricacies of CO2 control systems, including startup procedures, sensor calibration, pressure transducer checks, and the importance of proper insulation and wiring. Chris also shares techniques for fine-tuning and optimizing system components like gas cooler fans, high pressure valves, and parallel compressors. Have a listen, and watch for Part 2 on Monday, April 14. In this episode, we discuss: -Danfoss controllers -Startup and troubleshooting best practices -Control system breakdown -Sensor calibration and validation -Valve and transducer checks -Understanding temperature control in gas coolers -Fan speed variations and minimum speeds -Ejectors -Importance of accurate sensor readings -Optimizing system performance -Challenges in different seasons -Parallel compression and system tuning Helpful Links & Resources: Danfoss Coolselector®2 Chris Brown on LinkedIn Controller Talk Podcast S3 E13: “Inside Supermarket Refrigeration with Refrigeration Mentor, Trevor Matthews”  

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses This episode is a deep dive on electrical troubleshooting in refrigeration. We walk through various troubleshooting techniques and how to better understand wiring diagrams, relays, compressors, sensors, high and low voltage systems, as well as important information on safety and electrical code. Strong electrical troubleshooting skills will make your service calls much more efficient and your job as a refrigeration technician much easier. In this episode, we discuss: -Electrical symbols  -Safety precautions -Electrical troubleshooting -Sequence of operation -Wiring diagrams and panels -Case controllers -Using an electrical meter -Sensors -Relays and their functions -Compressor troubleshooting -Compressor circuits Helpful Links & Resources: Episode 259. CO2 Experts Live: Electrical Troubleshooting with Rusty Walker Episode 12. You Need To Know About Refrigeration Compressor Electrical Issues  

Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses This conversation is what I call “A Compressor Story” which refers to understanding the signs and evidence behind a failed compressor or system in order to trace back to the root cause of the issue. Once you can figure out that story, you can identify and repair issues much faster, becoming a more efficient technician. This episode was recorded from a live presentation at the 2022 HVACR Symposium and includes a realtime teardown of a compressor and interactive troubleshooting with attendees.  In this episode, we cover:  -Identifying the cause of a compressor failure -Compressor tear down -Mechanical issues and troubleshooting -Importance of understanding compressor system stories -Compression ratio and its impact -Flooded starts and liquid migration -Diagnosing compressor issues -Compressor failures: causes and effects -Flood back: prevention and diagnosis -Electrical checks -Mechanical wear and tear: identifying issues -Real-world examples and lessons -Educational resources Helpful Links & Resources: Data Sheets & Bulletins by Emerson Copeland Mobile Bitzer Spot App HVACR School HVAC Know It All  

Join the Refrigeration Mentor Community here Learn more about Refrigeration Mentor Customized Technical Training Programs at refrigerationmentor.com  This conversation is an introduction to the Supermarket Academy - a specialized program designed to enhance the skills and confidence of supermarket and commercial refrigeration technicians. I share my early career struggles that helped inspire and formulate the program, and the specific topics and methods of the program, backed by real-life success stories from technicians of all ages and career levels who have taken it. The ultimate goal is is reducing stress and improving job performance of technicians so we can better serve customers, create better work-life balance and uplift the commercial refrigeration industry around the world. In this episode, we cover: -Overcoming early career challenges -Common struggles on service calls -Supermarket Academy curriculum and learning method -Importance of understanding compressors -Electrical troubleshooting -Hands-on learning -Advanced troubleshooting techniques -Setting up and adjusting EPRs -Understanding temperature units -Continuous learning and development Helpful Links & Resources: Supermarket Academy Course Outline & Signup  

Join the Refrigeration Mentor Community here Learn more about Refrigeration Mentor Customized Technical Training Programs at refrigerationmentor.com  In this conversation, we're talking about the transition to A2L refrigerants with Danilo Gualbino, South American Sales Manager with Honeywell. Danielo shares insights from his experiences at various companies like Honeywell and Copeland, specifically the common challenges faced by technicians and contractors, and tips to help technicians prepare for these changes. We also discuss the differences in standards and practices globally, the significance of training for safe implementation and specific requirements for working with A2L refrigerants. This episode was recorded live at the 2025 AHR Expo. In this episode, we cover: -Refrigeration industry transitions -Differing global standards in refrigeration  -Retrofits and new installations -Refrigerant glides -Compressor types -Balancing efficiency and maintenance -Challenges and successes with A2L systems -Mitigation practices and leak detection Helpful Links & Resources: Danilo on LinkedIn Honeywell website  

Join the Refrigeration Mentor Community here Learn more about Refrigeration Mentor Customized Technical Training Programs at refrigerationmentor.com  In this conversation, we're talking about high ambient strategies for CO2 systems and how proper implementation can help refrigeration porfessionals save customers money. Specifically, this episode covers 3 main strategies: parallel compression, adiabatic gas coolers and ejectors, as well as the importance of customized, location-specific design and implementation. This episode was recorded live as part of a presentation at the 2025 AHR Expo. In this episode, we cover: -CO2 high mmbient strategy overview -Global regulations and CO2 implementation -Understanding flash gas in CO2 systems -Parallel compression -Adiabatic gas coolers -Ejectors -Case Study: flash Gas Bypass vs. Parallel Compression vs. Ejectors -Future of CO2 refrigeration systems Helpful Links & Resources: Episode 7. High Ambient Strategies for CO2 Refrigeration with Andre Patenaude  

Join the Refrigeration Mentor Community here Learn more about Refrigeration Mentor Customized Technical Training Programs at refrigerationmentor.com  This conversation is an introduction to HB Products sensors with International Sales Manager, Rooba Sivagnanam and Product Manager, Henrik Kudsk. For technicians who are seeing more and more of these sensors in the field, we'll break down the latest advancements in their capacitive sensors, wafer quality sensors and defrost sensors. We also talk about some innovative ways this Denmark-based company is making refrigeration systems more efficient and environmentally friendly.  In this episode, we cover: -Understanding capacitance sensors -Transitioning from technician to sales -Sensor installation -Wafer quality sensors -Temperature and capacitance -Selecting the correct sensor -Sensors for CO2 systems -Sensors for secondary CO2 systems -Condensation issues in sensors -Importance of manuals and troubleshooting -Transition to natural refrigerants -Innovations in wafer sensor technology -Defrost strategies and energy efficiency -Tips for new technicians Helpful Links & Resources: Website: HB Products HB Products YouTube Channel Rooba on LinkedIn Henrik on LinkedIn  

Join the Refrigeration Mentor Community here Learn more about Refrigeration Mentor Customized Technical Training Programs at refrigerationmentor.com  This conversation is all about heat reclaim strategies with Andre Patenaude,  Director of Solution Strategy at Copeland, and Trevor Jones, Mechanical Engineer at Henderson Engineers Inc., Andre and Trevor break down data and research around various aspects of heat reclaim for retail spaces, particularly as it pertains to CO2 refrigeration, decarbonization and environmental impact. We cover the efficiency benefits of CO2 systems, the importance of tailored solutions for different locations, and important tips for refrigeration technicians to help effectively understand and maximize heat reclaim.  In this episode, we discuss: -Importance of heat reclaim in CO2 systems -Energy efficiency and CO2 systems -Space heating systems -Understanding heat reclaim in supermarkets -Efficiency in modern buildings -Heat reclaim systems: supermarket vs. hypermarket -Energy use and heat reclaim efficiency -CO2 vs. R448: heat reclaim comparison -The importance of high-quality heat -Refrigerant leak rates Helpful Links & Resources: Study: Optimizing Operational Carbon: Reclaiming Heat From Refrigeration Systems For Space Heating Episode 267. CO2 Experts Live: Understanding and Troubleshooting Copeland iPro HPV with Andre Patenaude Episode 168: From Conventional to Cutting-Edge: Contractor Essentials When Transitioning To CO2 Transcritical Booster Systems w/ Andre Patenaude Copeland Episode 007: High Ambient Strategies for CO2 Refrigeration with Andre Patenaude Copeland E360 Platform Copeland Website  Andre Patenaude on LinkedIn Trevor Jones on LinkedIn Henderson Engineers Website  

Episode 289. CO2 Experts: Troubleshooting Carel Ejectors with Marcel Nishimori Join the Refrigeration Mentor Community here Learn more about Refrigeration Mentor Customized Technical Training Programs at refrigerationmentor.com  In this episode of CO2 Experts, we're covering installation and troubleshooting Carel ejectors with Marcel Nishimori. Marcel covers the key aspects of ejector functionality, installation tips, troubleshooting techniques, and design considerations specific to varying climate conditions. Marcel also shares some practical lessons for refrigeration technicians for ensuring longevity and efficiency in CO2 systems. In this episode, we cover: -Understanding ejectors -Ejector technology -Ejector installation and operation -Control systems and efficiency -Compressor control logics -Managing pressure in different conditions -Winter vs. summer operations -Ejector maintenance -Ejector control methods -Troubleshooting and best practices Helpful Links & Resources: Episode 136. Exploring the Technical Aspects of the Toshiba Twin Rotary CO2 Compressors with Guest Marcel Nishimori Episode 58: CO2 High Pressure Valves, Flash Gas Bypass and Ejectors controlled by a pRack300T  

Join the Refrigeration Mentor Community here Learn more about Refrigeration Mentor Customized Technical Training Programs at https://refrigerationmentor.com/  In this conversation, we're talking about the importance of training and mentorship with fellow trainer, Jesse Stewart. Jesse travels across North America educating technicians and emphasizes the significance of engaging and passionate teaching methods to inspire both willing and reluctant learners. We also cover strategies for service managers to motivate their technicians to invest in training, the value of continuous and consistent learning, and the critical role of creating a supportive company culture. This episode was recorded at the 2025 HVACR Training Symposium in Orlando, Florida. -The importance of training in HVACR -Different ways of engaging technicians in training -Online vs in person training -Encouraging owners and managers to seek training for technicians -The returns on investing in training -Drip training vs condensed -Building a habit of learning -Being OK with being wrong -Fostering a positive company culture Helpful Links & Resources: Episode 209. Moving Up as a Technician and Revolutionizing HVAC Education with Holden Shamburger of HVACTIME and Chiller Academy Episode 139. 7 Tips For Building Good Training And Development Habits  

Join the Refrigeration Mentor Community here Learn more about Refrigeration Mentor Customized Technical Training Programs at https://refrigerationmentor.com/  In this episode of CO2 Experts, we're joined by regular guest Andrew Freeburg to explain and provide real life examples of how to troubleshoot CO2 systems using trend graphs. Andrew shares some experiences and insights into reading and interpreting trend graphs, emphasizing the importance of fine-tuning systems and utilizing patience and observation to help technicians better troubleshoot issues more effectively and get systems running optimally. This episode was recorded live from the 2025 AHR Expo.  In this conversation, we cover: -Understanding trend graphs -How to find issues using trend graphs -Making single adjustments and observing changes -Fine-tuning CO2 refrigeration systems -Defrost issues -CO2 leak detection Helpful Links & Resources: Episode 250. Service Call Stories and Troubleshooting Tips with Andrew Freeburg Episode 201. Removing the Fear of CO2 Refrigeration with Andrew Freeburg Andrew Freeburg on LinkedIn Refrigeration Unlimited (RUI)

Join the Refrigeration Mentor Community here Learn more about Refrigeration Mentor Customized Technical Training Programs at https://refrigerationmentor.com/  This conversation was recorded at the 2025 AHR Expo with Jim Pape, CEO of The Arcticom Group, about the importance of leadership training for technicians, particularly those aiming for management roles. We dive into the dangers and evolving safety standards of the industry, as well as the shift towards natural refrigerants like CO2. We also cover innovative training programs and the broader impact of AI and predictive maintenance on the industry. In this episode, we discuss: -Importance of training and development -Safety and dangers in the refrigeration industry -Consolidation in the refrigeration industry -Impact of AI and predictive maintenance -Professionalizing the Technician Experience -Addressing the skilled trade shortage -The future of refrigeration -Embracing CO2 and new technologies Helpful links and resources: Episode 206. Investing in Leadership and Training Great Managers with Jim Pape, CEO of The Arcticom Group Learn more about The Arcticom Group Email: hello@arcticomgroup.com     

Join the Refrigeration Mentor Community here Learn more about Refrigeration Mentor Customized Technical Training Programs at https://refrigerationmentor.com/  This conversation is a comprehensive Q&A session revolving around CO2 systems and helping technicians with the transition from traditional refrigerants. It features regular guest Andrew Freeburg, a technician highly experienced in CO2, diving into the rapid transition to CO2, as well as addressing the fears many technicians face due to high pressures, and the necessary tools and methodologies for effective servicing. This is another in our CO2 Experts series, preparing technicians through education and training to ensure efficient and safe operations of CO2 systems. In this episode, we discuss: -The rise of CO2 in refrigeration -Addressing fears and apprehensions of working with CO2 systems -Overcoming CO2 challenges -Safety measures for CO2 systems -Tools and techniques for CO2 systems -Refrigerant recovery -Time and cost efficiency -Importance of following regulations -EVs vs. pulse valves -Fine-tuning and system efficiency Helpful Links & Resources: Episode 283. CO2 Experts: The Shift from HFCs to CO2 - Lessons Challenges and Solutions with Conor Eaton-Smith Episode 250. Service Call Stories and Troubleshooting Tips with Andrew Freeburg Episode 201. Removing the Fear of CO2 Refrigeration with Andrew Freeburg Andrew Freeburg on LinkedIn Refrigeration Unlimited (RUI)  

Join the Refrigeration Mentor Community here Learn more about Refrigeration Mentor Customized Technical Training Programs at https://refrigerationmentor.com/  In this conversation, we're talking with Megan Dinsdale-Jones, General Manager of Operations at Cool-Safe in New Zealand about environmental sustainability in refrigeration. She discusses her journey from being on the tools in supermarket refrigeration to Cool-Safe, and their mission to manage and destroy synthetic F-gases. We also dive into the establishment of New Zealand's first destruction facility and the role of regulations in shaping the refrigeration industry's environmental impact.  In this episode, we discuss: -Megan's family journey into refrigeration -Supermarket refrigeration and startups -Emergence of CO2 refrigeration -Transitioning from traditional refrigerants to CO2 -Role of an environment trust  -Collection and destruction of harmful gases -Environmental impact of refrigeration -Reducing GWP refrigerants -Challenges and benefits of CO2 systems -Career advice for refrigeration technicians Helpful Links & Resources: Follow Megan on LinkedIn Cool-Safe Website  

Join the Refrigeration Mentor Community here Learn more about Refrigeration Mentor Customized Technical Training Programs at https://refrigerationmentor.com/  In this episode of CO2 Experts, we're joined by Conor Eaton-Smith, Technical Director at K2 Engineering (Cooling) Ltd., to discuss the transition from HFCs to CO2 as a refrigerant. Conor shares his take on the transition, the lessons he learned, and future of refrigeration and CO2. We also cover the misconceptions around refrigerant leakage rates and load estimations, and the benefits of CO2 in terms of carbon footprint and heat recovery. This is part of our continuing CO2 Expert series where we hope to help technicians everywhere with the implementation of more CO2 systems stay informed and adaptable to new advancements in our industry. In this episode, we discuss: -Transitioning from HFCs to CO2 -Challenges with HFC systems -Refrigerant leakage rates -Overestimating loads and energy consumption -Future of refrigeration and CO2 -Heat recovery in CO2 systems -Strategies for efficient heat recovery -CO2 vs. traditional refrigerants -The case for CO2 as the future refrigerant Helpful Links & Resources: Follow Conor on LinkedIn Episode 241. Transitioning to CO2 Refrigeration in Supermarkets with John Scott & Marc Feeney Episode 279. CO2 Experts: Superheat - Controls & Common Issues with Chris Griffiths and John Rothery

Join the Refrigeration Mentor Community here Learn more about Refrigeration Mentor Customized Technical Training Programs at https://refrigerationmentor.com/  In this conversation, we're taking a deep technical dive into Danfoss CO2 Controllers with Dave Yoder, Technical Support Engineer and Co-Host of the Controller Talk podcast (links below).  Dave over three decades of experience in technical support for refrigeration systems and shares his extensive knowledge about the importance of asking the right questions of technical support and best practices for starting up and maintaining CO2 refrigeration systems. We also touch on key aspects of working with Danfoss controllers and the importance of hands-on training for technicians.  In this episode, we discuss: -Common tech support questions from technicians -Effective communication in the field -Importance of proper startup procedures -Advice for contractors on startups -Biggest learning curve with Danfoss CO2 controllers -Managing CO2 systems in cold weather -Troubleshooting common issues -Sensor placement and insulation tips -Controller training and fine-tuning -The importance of using laptops in refrigeration Helpful Links & Resources: Follow Dave on LinkedIn Controller Talk Podcast on Spotify | Apple | YouTube  

In this episode of CO2 Experts, we diving into Resource Data Management (RDM) controllers with control expert, Kevin Mullis, Technical Manager at Integral UK Ltd. A good understanding of RDM's will help refrigeration technicians troubleshoot, avoid common issues and better manage and optimize CO2 refrigeration systems. Kevin has some key tips on overything from transducer configurations, to probe settings, and shares real-life troubleshooting scenerios.  In this episode, we discuss: -Transducers and probes setup -Superheat calculation -RDM troubleshooting techniques -Data logging and analysis -Importance of change management -Fine-tuning control systems -Impact of load on system stability -CO2 refrigeration systems -Suction pressure -Cold weather challenges  -Oil management -Remote access support Helpful Links & Resources: Episode 156: Secrets to Optimizing CO2 Systems Part 1 w/Resource Data Management RDM Episode 257. CO2 Experts: Case Controllers with Kevin Mullis Episode 227. Getting to Know Transcritical CO2 Supermarket Refrigeration Systems with Kevin Mullis Kevin Mullis on LinkedIn Website: Integral UK Ltd.

In this conversation, were chatting with Henrik Andersen from Fenagy about thermal energy storage. We're talking large commercial and industrial systems in the megawatt range. Henrik covers different types of thermal energy storage, including chemical, latent heat, and sensible heat storage, and shares his insights on the transition to heat pumps, the challenges faced by customers, and the future of thermal energy storage in the context of rising energy prices and renewable energy sources.  In this episode, we discuss: -Thermal energy storage basics -Types of thermal energy storage -Heat pumps -Applications and environmental benefits of thermal storage -Challenges and future of thermal storage Helpful Links & Resources: Henrik Andersen on LinkedIn Fenagy website  

In this episode of CO2 Experts, we're doing a deep technical dive into superheat with Chris Griffiths and John Rothery of Omega Solutions. This talk is aimed at helping refrigeration technicians troubleshoot issues faster and more efficiently. Chris and John cover a number of topics like superheat control, transducer issues, EEV troubleshooting, and oil logging, and share practical scenerio and troubleshooting strategies for various CO2 applications In this conversation, we cover: -Understanding superheat in refrigeration systems -Advanced troubleshooting techniques -Trend graphs -Electronic controls -Refrigerant issues in cold climates -On-site check process for low CP alarms -Troubleshooting transducer and valve issues -Environmental impact of co2 release -Importance of design in refrigeration systems Helpful Links & Resources: Episode 191. Designing CO2 Supermarket Refrigeration Systems: Selecting Compressors and Gas Coolers with Chris Griffiths of Omega Solutions (Part 1 of 5) Episode 273. CO2 Experts: Pipe Sizing with Chris Griffiths of Omega Solutions VIDEO: CO2 Experts: Pipe Sizing for Transcritical CO2 Refrigeration System Learn more about Omega Solutions   Connect with Omega Solutions on LinkedIn Connect with Chris on LinkedIn Email Chris: chris@omega-solutions.co.uk  

In this conversation, we're talking about ice rink refrigeration design with Art Sutherland of Accent Refrigeration Systems Ltd. Art shares his journey from technician to becoming a business owner and traveling the world with his family while working on diverse industrial refrigeration projects, from glamorous European castle exhibits to Olympic ice rinks. He provides valuable insights into the industrial side of refrigeration, energy efficiency, integrating heat pumps, and the importance of staying updated with changing regulations and technologies in refrigeration.  In this conversation, we discuss: -Starting a business: from technician to entrepreneur -Travel and family: a unique business journey -Providing ice rinks for the olympic games -Advice for technicians and business owners -Demand for industrial refrigeration professionals -Refrigeration in the ice rink industry -Importance of climate in ice rink installation -Comparing refrigerants used for ice rinks -Safety protocols in refrigeration -Modular systems -Redundancy -Heat reclaim and the future of refrigeration Helpful Links & Resources: Episode 107: Step by Step Walkthrough of a Transcritical CO2 Ice Rink Chiller Plant Episode 152: CO2 Transcritical Ice Rinks with Jason Hill Accent Refrigeration Website  Accent Refrigeration on Facebook Follow Art on LinkedIn  

In this episode of CO2 Experts, we're talking about pressure relief valves (PRV's) for CO2 refrigeration systems with Jordan Gronkowski, Technical Director at Henry Technologies. We discuss the importance of selecting the right size PRV's, understanding their role in preventing catastrophic events and ensuring system and human safety. Jordan also covers challenges specific to CO2 systems and methods to test and troubleshoot PRV's. In this conversation, we discuss: -Introduction to pressure relief valves -Pressure relief valve sizing -Challenges in CO2 refrigeration systems -Selection and standards for prvs -Troubleshooting pressure relief valves -Using the Henry Tech PRV selector tool -Valve selection process -Pressure drop  -Excessive pressure drop -Proactive troubleshooting -Importance of rupture disks -PRV maintenance Helpful Links & Resources: Episode 144: Troubleshooting CO2 High Pressure Valves Using Trend Graphs with the CAREL Boss System Follow Jordan on LinkedIn Email: jordan.gronkowski@henry-group.net  Henry Group Industries on LinkedIn Website: Henry Technologies

Join the Refrigeration Mentor Community here Learn more about Refrigeration Mentor Customized Technical Training Programs at  https://refrigerationmentor.com/  This episode of CO2 Experts Live is a deep, technical conversation about compressors with Bitzer specialists Tobias Fuhrer and Manuel Reichle. Specifically, they cover the intricacies of capacity regulation and the Varistep system. They talk operational and mechanical aspects of Varistep in varying load conditions and share troubleshooting tips and maintenance practices to help technicians feel more confident when work with these components and CO2 systems in general.  In this conversation, we discuss: -Compressor types and applications -Understanding capacity control -Varistep system -Low load situations -Compressor configurations  -Balancing system load with Varistep -Electrical control of Varistep -Monitoring and troubleshooting Varistep -CO2 vs ammonia refrigeration systems -Future of refrigeration technology Helpful Links & Resources: Bitzer Website  

Join the Refrigeration Mentor Community here Learn more about Refrigeration Mentor Customized Technical Training Programs at  https://refrigerationmentor.com/  In this episode of CO2 Experts Live, we're diving into troubleshooting transcritical CO2 chillers with Damon Reed from Pro Refrigeration. Damon covers the basics of these complex systems, identifying the different components, the sequence of operations, and advanced remote diagnostic tools. We also teach you about electronic controls, safety devices, and tips to help refrigeration technicians troubleshoot and help maintain chillers more efficiently. This conversation is packed with practical tips and essential knowledge for refrigeration technicians looking to enhance their skills in working with CO2 systems. In this episode, we discuss: -Overview of transcritical CO2 chillers -Component breakdown and controls -Safety devices and troubleshooting -Order of operations for troubleshooting CO2 chillers -Remote troubleshooting tools -Understanding heat recovery mode -Condenser and high pressure controls  -Graphical and data-driven troubleshooting -Alarm management -Email alerts and power issues Helpful Links & Resources: https://prochiller.com/  https://www.mychiller.com/ Email: sales@prorefrigeration.com  Follow Damon on LinkedIn  

Join the Refrigeration Mentor Community here Learn more about Refrigeration Mentor Customized Technical Training Programs at https://refrigerationmentor.com/  The biggest key to career success in refrigeration: belief. If you've got aspirations of advancing in the refrigeration industry - or are feeling stuck in your current situation with no idea how to get out - this quick episode will go over the actions you need to start to taking to create more opportunities for yourself. It starts with believing in yourself and your abilities, and the desire to want to get there. Along the way, it takes perseverance, the need for continuous learning, and surrounding yourself with the right people - things all successful people, inside refrigeration and out, strive for, no matter how long it takes. In this conversation, we discuss: -Mindset and belief -Success stories from refrigeration industry leaders -Setting and defining your goals -The reality of success: no overnight miracles -Building a career plan -Leadership and continuous learning -Resilience and motivation -Finding confidence and validation in your work Helpful Links & Resources: Episode 206. Investing in Leadership and Training Great Managers with Jim Pape, CEO of The Arcticom Group  

Join the Refrigeration Mentor Community here Learn more about Refrigeration Mentor Customized Technical Training Programs at https://refrigerationmentor.com/  In this episode of our CO2 Experts series, we're talking about pipe sizing for CO2 refrigeration  systems with Chris Griffiths, UK Technical Manager for Omega Solutions. We cover correct pipe sizing for design, troubleshooting, and service to ensure proper flow, minimal pressure drops, and efficient oil return to compressors. Chris also highlights common issues related to improper pipe sizing, excessive bends, and incorrect insulation, and also run through real-world examples to help refrigeration technicians identify and solve problems more efficiently. In this conversation, we cover: -Importance of pipe sizing in co2 systems -Common pipe sizing issues -Software tools -Identifying and solving pipe size issues -Pressure drop and system efficiency -Oil issues in refrigeration systems -Design considerations for suction pipework -Double riser configuration  -Real-world examples and troubleshooting -Impact of changing conditions on system design Helpful Links & Resources: Episode 047: What To Know When Sizing Refrigeration Piping Episode 164: Educating a Growing Industy on CO2 Refrigeration with Chris Griffiths Episode 193. Designing CO2 Supermarket Refrigeration Systems: Applying Heat Recovery with Chris Griffiths of Omega Solutions (Part 3 of 5) Learn more about Omega Solutions   Connect with Omega Solutions on LinkedIn Connect with Chris on LinkedIn Email Chris: chris@omega-solutions.co.uk 

Join the Refrigeration Mentor Community here Learn more about Refrigeration Mentor Customized Technical Training Programs at https://refrigerationmentor.com/  In this conversation, we're talking about how to manage a common challenge across the refrigeration industry: burnout. We explore the differences between physical and mental exhaustion, the bad habits that often lead to burnout, and strategies to combat burnout like setting boundaries, better planning and scheduling, and communicating more openly with your management and coworkers. Recognizing potential burnout and making adjustments to avoid it will foster a healthier, more productive work-life balance. In this conversation, we cover: -Mental vs physical burnout -Setting boundaries to combat burnout -The importance of self-care -Seeking social support -Taking breaks and staying hydrated -Developing a growth mindset Helpful Links & Resources: Episode 254. Avoiding Unhealthy Habits As A Service Technician  

Join the Refrigeration Mentor Community here Learn more about Refrigeration Mentor Customized Technical Training Programs at https://refrigerationmentor.com/  This conversation is truly proof of the endless opportunities within the refrigeration industry, featuring longtime refrigeration industry veteran Robert Ochs, currently a Regional Sales Manager with Carrier. Here, he opens up about his extensive and diverse refrigeration career - from his early days in rack refrigeration to attending trade schools, global travels, compressor expertise and working with everyone from  Tyler to Costco, Walmart, and Target. If you're a refrigeration technician plotting your career trajectory, Robert's journey will definitely inspire you to look at the myriad of opportunities and earning potential globally, and provide advice and tips on how to find the opportunities that are out there waiting for refrigeration professionals. In this conversation, we discuss: -Early career and work experience -How his family founded Tyler Racks  -Becoming an Engineer for Carrier -Travelling the world as a refrigeration professional -CO2 in truck trailers and shipping containers -Robert's influence in compressor technology -The Importance of continuous learning -Advice for new technicians -How to connecting with refrigeration industry experts Helpful Links & Resources: Follow Robert on LinkedIn Episode 141: Hanging with Rusty Walker from Hill Phoenix  

Starting the New Year off by sharing a quick list of books that have changed my life. These books (links below) will help change your mindset around personal growth, career success and help you build better habits and routines in your everyday life - that will translate to your workday as a refrigeration professional. In this quick episode, we expand on everything from how to stop limiting yourself, to how to boost your self-motivation, memory, focus and overall productivity. If reading has been a struggle for you in the past, why not start the year off by reading just 15 minutes a day and see where it takes you in 2025. In this conversation, we discuss: -Growth mindset & limiting beliefs -Self motivation -How to improve your focus and mental clarity -Learning strategy methods -How to improve your memory -Overcoming procrastination habits -Goal setting -Self accountability and self starting -Preparing for your day the night before -Personal development -Personal development book recommendations  Helpful Links & Resources: Episode 268. Brain Health: Transform Your Life and Work Performance Book: Jim Kwik “Limitless” Book: “The 4-Hour Work Week” by Tim Ferriss Book: “The Power of One More” by Ed Mylett   Get on the Supermarket Academy waitlist now! New program to supercharge your supermarket refrigeration expertise. Refrigeration Mentor on Instagram | Facebook Refrigeration Mentor YouTube Channel Refrigeration Mentor on LinkedIn Refrigeration Mentor Linktree Join the Refrigeration Mentor Community here Learn more about Refrigeration Mentor Customized Technical Training Programs at refrigerationmentor.com     

Join the Refrigeration Mentor Community here Learn more about Refrigeration Mentor Customized Technical Training Programs at refrigerationmentor.com  In this conversation, we're getting an inside look at Danfoss tech support with Product Support Specialist, Premnath Kangatharan. Premnath takes us through how they assist and train customers and internal teams, and has some great tips for how to improve support processes and adapt to new equipment innovations. It's about balancing the critical need for gathering detailed facts, with knowing how to communicate with different types of customers. He also takes us behind-the-scenes on how they create their vast index of training videos (link below).  In this conversation, we discuss: -How tech support approaches a customer call -Diagnosing issues remotely -Internal vs external technical support -Technical support challenges  -Adapting to new technologies -Creating and utilizing training videos -Supporting internal teams and customers -Understanding the mindset of technicians -Adapting to regional needs and customer interfaces -Finding opportunities to get hands-on experience Helpful Links & Resources: Danfoss Learning  Danfoss training videos on YouTube Follow Premnath on LinkedIn  

This episode is about the critical importance of brain health for refrigeration technicians. I'll share my own journey of smoking, drinking, and eating bad food, to the remarkable improvements in cognitive function and life quality after adopting healthier practices. I've got a ton of simple, practical tips for busy technicians working, travelling and working late nights to start making changes that guaranteed will enhance your professional performance, learning ability and your personal life. In this episode, we cover: -How to maximise physical activity -How diet affects your brain performance -Developing better sleep habits  -Managing stress more effectively -Snacking on the road -Myths about “healthier” takeout options -Improving memory and cognitive ability Join the Refrigeration Mentor Community here Learn more about Refrigeration Mentor Customized Technical Training Programs at refrigerationmentor.com   

Join the Refrigeration Mentor Community here Learn more about Refrigeration Mentor Customized Technical Training Programs at refrigerationmentor.com  In this episode of CO2 Experts Live, we're joined by Andre Patenaude, Director of Solution Strategy at Copeland, to discuss the iPro High Pressure Controller and high pressure valves. Andre dives into technical aspects such as system design, high-pressure control, the E3 supervisory device, and the significance of accurate sensor placement. We also cover the importance of understanding gas cooler interactions, pressure set points, and trend graphs, with a ton of practical tips for technicians for optimizing and troubleshooting iPro HPv systems to enhance efficiency and performance in CO2 applications. In this conversation, we cover: -High pressure valves in CO2 systems -Introduction to Copeland iPro  -Understanding the E3 supervisory control -Temperature sensors -Set points -High pressure valve operation and maintenance -High Pressure System Components -Setting parameters and troubleshooting tips -Transcritical vs subcritical modes -Subcooling and superheat -Flash Tank Management Helpful Links & Resources: Copeland iPro High Pressure CO2 Controller Copeland E360 Platform Website: https://www.copeland.com/  Follow Andre on LinkedIn