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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
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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
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Saknas det avsnitt?
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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/
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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
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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
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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”
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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”
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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
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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
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Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses
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
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Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses
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
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Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses
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
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Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses
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, vapor 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
-Vapor 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
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Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses
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
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Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses
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
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Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses
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
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Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses
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)
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Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses
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: [email protected]
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Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses
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)
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Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses
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
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