The Truth About Air Mixing and UV for HVAC Pros to Boost Performance with John Ellis Part 2

In this episode of the HVAC Know It All Podcast, host Gary McCreadie talks with David Rames, Senior Product Manager at Midea America, about how Multi-zone Ductless systems work and where they fit best. David explains why they're great for homes without ductwork and how each room can have its own comfort setting. They break down how the system runs, including how it uses one outdoor unit for many indoor units. Gary and David also cover installation tips, design tricks, and how to avoid wiring mistakes. Plus, they share real-world advice on mounting units to reduce noise and making sure systems run smoothly and last longer. David Rames explains why Multi-zone Ductless systems are a smart choice for homes without ductwork. He shares how one outdoor unit can run many indoor heads, giving each room its own comfort level. David also talks about how the system adjusts refrigerant flow to match the needs of each zone. He explains why line sets and wiring must be carefully planned and how a special feature can fix mistakes if zones are mixed up. David gives tips on placing the outdoor unit to avoid noise, and how knowing these small things helps the system work better and keeps customers happy. Here, David explains how Multi-zone Ductless systems give better comfort by letting each room set its own temperature. Like having light dimmers, people can control heat or cool just where they need it. He talks about how one unit sends refrigerant to all zones and why installers must size and wire things right. David also shares how a smart feature can fix wiring mistakes fast, but it's still best to fix it right later. He reminds techs that placing the outdoor unit in the right spot helps avoid noise and keeps the home peaceful. Expect to Learn: Why Multi-zone Ductless is great for homes without ductwork. How one outdoor unit runs many rooms with custom comfort. Why line sets and wiring need careful planning and setup. How a smart feature can fix wiring mix-ups in a pinch. Why unit placement matters to keep noise levels low. Episode Highlights: [00:00] - Intro to David Rames in Part 01 [01:16] - Shoutout to past episode and HVAC Nationals competition [03:28] - What is a Multi-zone Ductless System? [05:46] - Room-by-room comfort with zone control [07:15] - How refrigerant flows and the system modulates [08:44] - Outdoor Expansion Valves Explained [12:10] - Key install tips for wiring and line sets [15:56] - Smart fix for wiring mistakes with Synchro [17:58] - Using Synchro Connect as a quick fix for wiring mix-ups [19:38] - Outdoor Unit Mounting Best Practices 🔥 Think You've Got What It Takes? Enter the ServiceTitan HVAC National Championship powered by Trane for your shot at $100K and a trip to Florida! 📅 Complete the quiz by June 30 to qualify for the next round. 👉 Take the Quiz Here: https://www.hvacnationals.com/ This Episode is Kindly Sponsored by: Master: https://www.master.ca/ Cintas: https://www.cintas.com/ Supply House: https://www.supplyhouse.com/ Cool Air Products: https://www.coolairproducts.net/ Follow the Guest David Rames on: LinkedIn: https://www.linkedin.com/in/david-rames-06742814/ Midea America: https://www.linkedin.com/company/midea-america-corp/ HVAC Nationals Competition: https://www.hvacnationals.com/ Follow the Host: LinkedIn: https://www.linkedin.com/in/gary-mccreadie-38217a77/ Website: https://www.hvacknowitall.com Facebook: https://www.facebook.com/people/HVAC-Know-It-All-2/61569643061429/ Instagram: https://www.instagram.com/hvacknowitall1/

24 Jun 202522min

In this episode of the HVAC Know It All Podcast, host Gary McCreadie wraps up his chat with Tyler Nelson from Sauermann Group. In Part 02, Tyler shares his thoughts on using UV dye and leak sealants in refrigerant systems. They talk about how some products, like Spectroline dye, are safe and approved by top manufacturers. Tyler also discusses the pros and cons of leak sealants, stressing they should only be used as a last resort. The episode ends with a look at Sauermann's Si-DR3 leak detector and how it's built to be both affordable and effective for today's techs working with modern refrigerants. Tyler Nelson talks about using UV dye and leak sealants to find and fix refrigerant leaks in HVAC systems. He explains when leak sealants can help and why they must be used with care. Tyler shares his views on safe products like Spectroline dye and how they don't harm systems. He also warns about products that can cause clogs. The episode ends with tips on spotting leaks, using your senses before tools, and a look at the Si-RD3 leak detector that helps techs find leaks faster and easier. Throughout this episode, Tyler talks about using UV dye and leak sealants to find and fix leaks faster. He explains that some products, like Spectroline dye, are safe for systems and approved by big manufacturers. Tyler shares when leak sealants should be used and why they aren't always the best fix. He also highlights the need to test products before judging them and gives tips for spotting leaks using both tools and simple visual checks. Expect to Learn: How UV dye helps find refrigerant leaks quickly and safely. When it's okay to use leak sealants, and when it's not. Why testing products yourself is better than guessing. How to spot leaks using simple signs like oil or moisture. What makes the Si-RD3 leak detector a handy tool for techs Episode Highlights: [00:33] - Intro to Part 02 with Tyler Nelson [01:42] - Talking about Spectroline UV dye and manufacturer approval [04:04] - Why some dyes and additives can damage HVAC systems [06:04] - Leak sealants: old vs. new formulas and safety concerns [08:00] - Real-world examples of leak sealants working and failing [12:02] - When it makes sense to use sealants on corroded coils [14:33] - Why testing tools are better than making assumptions [16:29] - Using oil and sight checks to find leak clues [18:46] - Overview of the Si-RD3 refrigerant leak detector features [22:12] - Sauermann's Growth: From Pumps to Advanced HVAC Tools and Smart Manifolds This Episode is Kindly Sponsored by: Master: https://www.master.ca/ Cintas: https://www.cintas.com/ Supply House: https://www.supplyhouse.com/ Cool Air Products: https://www.coolairproducts.net/ Follow the Guest Tyler Nelson on: LinkedIn: https://www.linkedin.com/in/tyler-nelson-master-hvacr-9a8a981b/ Sauermann Group: https://www.linkedin.com/company/sauermann-group/ Follow the Host: LinkedIn: https://www.linkedin.com/in/gary-mccreadie-38217a77/ Website: https://www.hvacknowitall.com Facebook: https://www.facebook.com/people/HVAC-Know-It-All-2/61569643061429/ Instagram: https://www.instagram.com/hvacknowitall1/

16 Jun 202525min

In this episode of the HVAC Know It All Podcast, host Gary McCreadie with Tyler Nelson from Sauermann Group talk about the best ways to find refrigerant leaks. Tyler explains why old methods like using soap bubbles aren't enough anymore, and how electronic and ultrasonic leak detectors can save time and avoid costly mistakes. They also talk about the right way to use nitrogen for leak checks and how small things like Schrader caps can make a big difference. Tyler shares why UV dye still works well when used right, and how knowing your tools helps you do better work and keep customers happy. Tyler Nelson explains why using modern leak detectors is better than old methods like soap and bubbles. He shares how electronic and ultrasonic tools can find leaks faster and more clearly, saving time and money. Tyler also talks about using nitrogen the right way, slowly and in steps to avoid waste. He explains why Schrader caps matter and how tiny leaks can be missed without the right tools. Tyler also shares how UV dye helps spot hidden coil leaks and how real examples help customers see and trust the problem, leading to better repair decisions. Here, Tyler explains why using the right leak detection tools is key, even if you think the system looks okay. Just like a doctor listens closely, techs should trust tools like electronic and ultrasonic leak detectors to find what eyes can't see. He talks about testing them first to make sure they work right. He also shares how slow leaks and hidden damage like from corrosion can be missed without these tools, and how UV dye can show clear proof that helps techs and customers make smart choices. Expect to Learn: Why old leak test methods can miss small problems. How electronic tools find leaks faster and more clearly. Why adding nitrogen in steps saves time and money. How UV dye shows hidden leaks that eyes can't see. Why checking tools before use helps avoid big mistakes. Episode Highlights: [00:00] - Intro to Tyler Nelson in Part 01 [01:40] - Why does leak checking need more than soap? It's a science, not an art [03:33] - Fast leak checks using electronic detectors [06:56] - Saving nitrogen by pressurizing in steps [09:07] - Using ultrasonic tools for hard-to-find leaks [11:01] - Why Schrader caps matter and leak often [13:38] - How to test your leak detector the right way [15:40] - Finding hidden leaks from corrosion damage [19:25] - How UV dye shows leaks and builds trust This Episode is Kindly Sponsored by: Master: https://www.master.ca/ Cintas: https://www.cintas.com/ Supply House: https://www.supplyhouse.com/ Cool Air Products: https://www.coolairproducts.net/ Follow the Guest Tyler Nelson on: LinkedIn: https://www.linkedin.com/in/tyler-nelson-master-hvacr-9a8a981b/ Sauermann Group: https://www.linkedin.com/company/sauermann-group/ Follow the Host: LinkedIn: https://www.linkedin.com/in/gary-mccreadie-38217a77/ Website: https://www.hvacknowitall.com Facebook: https://www.facebook.com/people/HVAC-Know-It-All-2/61569643061429/ Instagram: https://www.instagram.com/hvacknowitall1/

13 Jun 202522min

In this episode of the HVAC Know It All Podcast, host Gary McCreadie continues his conversation with Tyler Nelson from Sauermann Group, an expert in refrigeration and HVAC tools. In Part 02, Tyler talks about the benefits of using wireless probes and digital manifolds over traditional methods, explaining how they help improve efficiency and reduce refrigerant loss. He shares his thoughts on the future of HVAC technology and the importance of understanding the refrigeration cycle. Tyler also touches on the significance of proper training in leak detection and offers advice for technicians looking to improve their skills. Tyler Nelson explains how he improves HVAC efficiency by using wireless probes and digital manifolds instead of traditional methods. He emphasizes the importance of understanding the refrigeration cycle and how it affects system performance. Tyler also talks about reducing refrigerant loss, staying ahead in the industry, and offering tips for technicians to improve their skills and avoid common mistakes. Throughout this episode, Tyler talks about how using wireless probes and digital manifolds helps technicians improve efficiency and reduce refrigerant loss. He explains the importance of understanding the refrigeration cycle and how it impacts system performance. Tyler also shares how staying updated with new tools and techniques can help technicians avoid mistakes and grow in the trade. Expect to Learn: How using wireless probes and digital manifolds improves HVAC work. Why understanding the refrigeration cycle is key to system performance. How reducing refrigerant loss helps save costs and boosts efficiency. Why staying updated with new tools makes you a better technician. How learning new techniques can prevent mistakes in the field. Episode Highlights: [00:33] - Intro to Tyler Nelson in Part 02 [02:18] - Benefits of Using Wireless Probes and Digital Manifolds [03:59] - Understanding the Refrigeration Cycle for Better Performance [06:02] - Exploring Wireless Probes, Vacuum Pumps, and Digital Manifolds [09:38] - The Future of HVAC: Why Some Technicians Still Prefer Manifolds Over Probes [13:32] - The Demand for Four-Port Manifolds and the Importance of Recovery and Evacuation Training [15:22] - Teasing Refrigerant Leak Detection and Understanding the Refrigeration Cycle This Episode is Kindly Sponsored by: Master: https://www.master.ca/ Cintas: https://www.cintas.com/ Supply House: https://www.supplyhouse.com/ Cool Air Products: https://www.coolairproducts.net/ Follow the Guest Tyler Nelson on: LinkedIn: https://www.linkedin.com/in/tyler-nelson-master-hvacr-9a8a981b/ Sauermann Group: https://www.linkedin.com/company/sauermann-group/ Follow the Host: LinkedIn: https://www.linkedin.com/in/gary-mccreadie-38217a77/ Website: https://www.hvacknowitall.com Facebook: https://www.facebook.com/people/HVAC-Know-It-All-2/61569643061429/ Instagram: https://www.instagram.com/hvacknowitall1/

9 Jun 202519min

In this episode of the HVAC Know It All Podcast, host Gary McCreadie talks with Tyler Nelson from Sauermann Group about how digital tools are changing the HVAC industry. Tyler explains why using smart tools like digital gauges and apps is not just about speed, it's about proving your work, building trust, and keeping customers informed. He shares how adding screenshots from tools like ChatGPT helps explain repairs better and prevent confusion. Tyler also talks about Sauermann's new handheld manifold, made to be small, powerful, and built on real tech feedback from the field. Tyler Nelson talks about why switching from analog to digital tools helps techs stay safe, prove their work, and meet rising customer demands. He explains how using apps, reports, and even ChatGPT can help explain issues clearly and back up recommendations. Tyler shares how storing job data makes follow-ups easier and builds trust over time. He also talks about Sauermann's new compact manifold, made for real-world use with long battery life and smart features like data logging, so techs can track problems even after leaving the site. Here, Tyler talks about why using digital tools matters, even if the system seems fine. He says just like a doctor runs tests, techs should use smart gauges and apps to see what's really going on. This gives proof of the system's condition and helps avoid mistakes. He explains how digital reports, job photos, and even ChatGPT can help show the customer what needs to be done and why it matters. Expect to Learn: Why digital tools help techs show proof and stay safe. How data and reports build trust with customers. Why using ChatGPT or Google can support your advice. How Sauermann's new manifold makes tracking issues easier. Why saving job data helps with future service and big repairs. Episode Highlights: [00:00] - Intro to Tyler Nelson in Part 01 [01:22] - Why digital tools matter for proof and customer trust [03:33] - Using ChatGPT in the field to support findings [04:38] - How digital tools help explain and document reports [05:29] - Using data logs to show system efficiency and trends [06:37] - Leverage reports and signatures to support repairs [08:37] - Importance of showing your work like a math problem [09:36] - Warning about incorrect info from Google and AI [11:25] - Customers often research more than techs expect [14:31] - Meeting informed customers with transparent reports [15:44] - What proper duct cleaning should actually involve [17:01] - How to help analog techs transition to digital [20:05] - Tracking recovery behavior through digital tools [22:33] - From customers to long-term clients with good data This Episode is Kindly Sponsored by: Master: https://www.master.ca/ Cintas: https://www.cintas.com/ Supply House: https://www.supplyhouse.com/ Cool Air Products: https://www.coolairproducts.net/ Follow the Guest Tyler Nelson on: LinkedIn: https://www.linkedin.com/in/tyler-nelson-master-hvacr-9a8a981b/ Sauermann Group: https://www.linkedin.com/company/sauermann-group/ Follow the Host: LinkedIn: https://www.linkedin.com/in/gary-mccreadie-38217a77/ Website: https://www.hvacknowitall.com Facebook: https://www.facebook.com/people/HVAC-Know-It-All-2/61569643061429/ Instagram: https://www.instagram.com/hvacknowitall1/

5 Jun 202524min

In this episode of the HVAC Know It All Podcast, host Gary McCreadie talks with Glen Schwarzman from Copeland about compressors and refrigerants. They discuss why using the wrong refrigerant can cause problems and void warranties. Glen explains different types of compressors, how variable speed tech works, and the importance of protecting compressors with things like phase monitors. They also cover tips for oil return in modulating compressors and why understanding new tech is key for HVAC techs. The episode is full of helpful info for anyone working with modern HVAC systems. Glen Schwarzman explains how using the right refrigerant and compressor protects HVAC systems and avoids costly failures. He breaks down the differences between single-stage, two-stage, and variable speed compressors and why electrical protection is important. Glen shares tips on oil return in modulating compressors and the role of vapor injection in heat pumps. He also stresses the need for techs to learn modern HVAC technology to better serve customers and avoid costly mistakes. Throughout the episode, Glen explains why using the correct refrigerant is crucial to avoid compressor damage and warranty issues. He walks through different compressor types, how variable speed technology works, and why electrical protections like phase monitors matter. Glen also shares tips on keeping oil flowing in modulating compressors and how vapor injection boosts heat pump performance. He encourages techs to embrace new HVAC tech and use resources like Copeland Mobile to stay informed. Expect to Learn: Why using the right refrigerant matters for compressors. The differences between single-stage, two-stage, and variable speed compressors. How electrical protections like phase monitors keep systems safe. Tips for oil return and vapor injection in modulating compressors. Why learning modern HVAC tech is important for techs today. Episode Highlights: [00:33] - Intro to Glen Schwarzman [01:55] - Why using the right refrigerant matters [03:47] - Compressor types: single-stage, two-stage, variable speed [06:09] - Electrical protection and phase monitors explained [08:29] - How variable speed compressors handle oil return [12:02] - Importance of Electrical Protection for Variable Speed Compressors [13:31] - Importance of learning modern HVAC technology [16:34] - Tips for diagnosing compressor issues [17:11] - Vapor injection and cold climate heat pumps [18:26] - What to check before replacing a compressor [23:19] - Is a Compressor Really a Pump? Glen Explains the Difference [24:09] - How to Diagnose Compressor Issues and Avoid False Failures This Episode is Kindly Sponsored by: Master: https://www.master.ca/ Cintas: https://www.cintas.com/ Supply House: https://www.supplyhouse.com/ Cool Air Products: https://www.coolairproducts.net/ Follow the Guest Glen Schwarzman on: Copeland: https://www.linkedin.com/company/copeland/ Follow the Host: LinkedIn: https://www.linkedin.com/in/gary-mccreadie-38217a77/ Website: https://www.hvacknowitall.com Facebook: https://www.facebook.com/people/HVAC-Know-It-All-2/61569643061429/ Instagram: https://www.instagram.com/hvacknowitall1/

2 Jun 202528min

In this episode of the HVAC Know It All Podcast, host Ben Reed continues his chat with Tony Mormino, is VP of Technical Media at AIR Control Concepts and a host on HVAC TV. In Part 02, Tony shares key lessons from his career, like the value of showing up when things go wrong, how hands-on experience can boost trust, and why honesty builds strong client ties. He also talks about ways technicians can shift into sales roles and what to expect day-to-day. Tony opens up about using AI tools like ChatGPT for content and gives advice for anyone thinking about changing careers or growing in the HVAC field. Tony Mormino shares how showing up during tough times helps build trust in HVAC sales. He talks about learning from mistakes, caring for clients even after the sale, and how techs can move into sales roles. Tony also explains how using AI tools like ChatGPT helps with content and how real-world experience matters more than being a slick salesperson. Throughout this episode, Tony shares how caring deeply, staying honest, and solving problems help him stand out in HVAC sales. He talks about learning by doing, using tools on job sites, and building strong client ties. Tony also shows how AI tools and creating content online help him grow and stay connected in the HVAC world. Expect to Learn: How Tony builds trust by showing up when problems hit. Why hands-on work helps in HVAC sales. How honesty keeps clients coming back. How AI tools support his content and workflow. Why techs should talk to others before changing roles. Episode Highlights: [00:00] - Intro to guest Tony Mormino in Part 02 [01:02] - How problems build trust in sales [02:58] - Lessons from tough HVAC projects [03:48] - Office vs. site work in sales roles [05:25] - Techs moving into HVAC sales jobs [07:21] - What owner sales roles really look like [09:40] - Inside a day in HVAC sales engineering [12:05] - Using AI tools like ChatGPT and Synthesia [13:23] - Tony's career path and what he'd change [15:23] - Advice for techs thinking about switching roles 1320 [17:04] - Final thoughts and Tony's HVAC community work This Episode is Kindly Sponsored by: Master: https://www.master.ca/ Cintas: https://www.cintas.com/ Supply House: https://www.supplyhouse.com/ Cool Air Products: https://www.coolairproducts.net/ Follow the Guest Tony on: Tony Mormino: https://www.linkedin.com/in/tony-mormino/ Air Control Concepts: https://www.linkedin.com/company/aircontrolconcepts/ Follow the Hosts: LinkedIn: https://www.linkedin.com/in/ben-reed-/ LinkedIn: https://www.linkedin.com/in/gary-mccreadie-38217a77/ Website: https://www.hvacknowitall.com Facebook: https://www.facebook.com/people/HVAC-Know-It-All-2/61569643061429/ Instagram: https://www.instagram.com/hvacknowitall1/

29 Mai 202518min

In this episode of the HVAC Know It All Podcast, guest host Ben Reed talks with Tony Mormino is VP of Technical Media at AIR Control Concepts and a host on HVAC TV. Recorded live at AHR Expo 2025, they dive into the real-world challenges of selling large HVAC systems. Tony shares how he moved from engineering into sales and why building trust is key in commercial projects. They discuss the value of honest sales, the importance of strong relationships, and how good reps act like consultants. Tony also explains how every sale is about solving problems, not just selling products. Tony Mormino talks with Ben Reed about selling HVAC systems for big commercial buildings. He explains how his background in engineering and learning from his dad helped him move into sales. Tony shares why trust and honesty are so important in commercial HVAC, where jobs are bigger and long-term results matter. He talks about helping engineers and building owners find the right equipment, even if it means recommending a competitor. Tony also explains how being yourself, listening well, and focusing on solving problems makes a big difference in HVAC sales. Here, Tony Mormino talks with guest host Ben Reed about selling HVAC systems for big commercial buildings. He shares how he went from engineering to sales, learning from his dad and real-world jobs. Tony explains why trust and long-term thinking matter most in commercial work. He talks about being honest with clients, giving real advice, and even pointing them to other brands if needed. Tony shows how good sales come from solving problems and helping people, not just pushing products. He also explains that anyone can succeed in sales by being themselves and staying helpful. Expect to Learn: Why Tony moved from engineering to selling big HVAC systems. How being honest and building trust helps in commercial sales. Why good salespeople focus on solving problems, not just making deals. How different roles in a sale, like engineers and techs, need different info. Why being yourself and knowing your strengths can lead to sales success. Episode Highlights: [00:00] – Introduction to Part 01 [02:04] – Ben Reed kicks off the episode with Tony at AHR Expo 2025 [02:58] – Tony shares his path from engineering to HVAC sales [04:53] – Why engineers don't usually end up in sales, and how Tony broke the mold [06:10] – The difference between honest sales and just selling for profit [08:33] – Building trust by guiding clients to the best solution, even if not your product [11:46] – How to speak up with confidence when a product isn't a good fit [13:16] – Knowing your strengths and working with a team in complex sales [15:14] – Adapting your pitch for engineers, owners, and maintenance techs [16:25] – The power of education-based selling and helping others grow [18:23] – Tony's favorite equipment to sell and the types of buildings served [19:11] – A full walk-through of the commercial HVAC sales process from start to finish This Episode is Kindly Sponsored by: Master: https://www.master.ca/ Cintas: https://www.cintas.com/ Supply House: https://www.supplyhouse.com/ Cool Air Products: https://www.coolairproducts.net/ Follow the Guest Tony Mormino on: Tony Mormino: https://www.linkedin.com/in/tony-mormino/ Air Control Concepts: https://www.linkedin.com/company/aircontrolconcepts/ Follow the Hosts: LinkedIn: https://www.linkedin.com/in/ben-reed-/ LinkedIn: https://www.linkedin.com/in/gary-mccreadie-38217a77/ Website: https://www.hvacknowitall.com Facebook: https://www.facebook.com/people/HVAC-Know-It-All-2/61569643061429/ Instagram: https://www.instagram.com/hvacknowitall1/

26 Mai 202520min