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The AC Service Tech Answers podcast is all about answering real HVAC/R related questions, asked by real HVAC/R technicians. Come join us as we tackle problems, questions, and troubleshooting in the world of Heating, Ventilation, Air Conditioning, and Refrigeration.
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Real training for HVAC ( Heating, Ventilation, Air Conditioning and Refrigeration) Technicians. Including recorded tech training, interviews, diagnostics and general conversations about the trade.
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HVAC 360 is a podcast that covers the heating, ventilating, and air conditioning industry through the entire life cycle of a building. From building commissioning, engineering, and design, to construction, and of course operations and maintenance, I talk with and about the news, people, and products that are affecting our lives at a rapidly growing pace. Hosted on Acast. See acast.com/privacy for more information.
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We discuss all things Air Conditioning. The Hot topics and the Cold hard facts! Welcome to the Air Conditioning Podcast! First things first, we are by no means professional broadcasters (amateur at best in fact) and podcasting is a first for us so please excuse us for any clumsy technique :) This podcast is intended for general information only and will hopefully deliver unbiased content for the benefit of not only consumers looking to purchase or seeking general information about air condit ...
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Condensate Drains Install & Service
1:00:53
1:00:53
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Roman Baugh, Matthew Condron, and Luke Peterson discuss the importance of proper condensate drain installation and maintenance, particularly in commercial applications. The conversation begins with the hosts examining the typical drain configurations seen in different regional markets, highlighting the significant variations in practices across the…
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In this short podcast episode, Bryan explains electronic expansion valve (EEV) types. EEVs perform the same function as TXVs, but they operate electronically, not mechanically. The EEV makes sure that the evaporator is full of the right amount of refrigerant at saturation; it doesn't just affect evaporator pressure. We don't want high superheat (du…
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This episode of the HVAC School Live Stream covers the key concepts around heat pump efficiency and understanding the coefficient of performance (COP). Eric Kaiser from TruTech Tools and Jim Fultz from White-Rodgers provide valuable insights into how heat pumps operate and how to optimize their performance, especially in colder weather conditions. …
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All About HVAC Vacuum Procedures, System Dehydration!
30:56
30:56
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In this episode, Craig and Ty Branaman discuss the importance of performing proper vacuum procedures before charging refrigerant into systems. They discuss how dehydration works, what tools are most important, and how to avoid frustration during procedures! Be sure to check out our other content and resources! Check out our website at https://www.a…
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In this short podcast episode, Bryan talks about motor protection types, including overloads. The most common overload we see in residential HVAC is a built-in thermal overload, which is usually a bimetallic disk that flexes in response to heat (such as from a locked condition, electrical problem, or simply running hot) and opens the circuit. The t…
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Expansion Valves - What Does and Doesn't Matter?
1:00:31
1:00:31
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This podcast features a lively discussion on expansion valves, particularly thermostatic expansion valves (TXVs or TEVs), with a panel of expert guests - Corey Cruz (a market refrigeration tech), Matthew Taylor (head of refrigeration service at Kalos), and Joe Shearer (with Precision Air Conditioning). The conversation kicks off by busting some com…
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Q&A - How to Learn Superheat & Subcooling - Short #191
7:39
7:39
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In this short podcast episode, Bryan answers an audience member's question and explains how to learn superheat & subcooling, two fundamental aspects of the HVAC/R trade. You can submit questions of your own at https://www.speakpipe.com/hvacschool. Saturation is when a substance is in the liquid and vapor state in the same place. Eugene Silberstein …
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Focus of Your Goals w/ Refrigeration Mentor
44:14
44:14
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In this episode of the HVAC School Podcast, Bryan Orr and Trevor Matthews delve into the importance of setting goals, focusing on them, and taking actionable steps to achieve them. They emphasize that goal-setting is crucial for personal and professional growth and that it requires introspection, prioritization, and sacrifice. Trevor shares his exp…
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When to Switch to Emergency Heat? - Short #190
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7:51
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In this short podcast episode, Bryan talks about when to switch to emergency heat. He talks about coefficient of performance (COP) and how it's a deciding factor when to run emergency heat, which is when a system ONLY runs the backup heat; it doesn't use it as supplementary heat. When we have a heat pump with backup electric heat, we shouldn't ever…
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Shelby Breger, co-founder of Conduit Tech, joins Bryan Orr on the HVAC School Podcast to discuss her company's innovative lidar-enabled design and sales software tool for HVAC contractors. Conduit Tech's software utilizes lidar sensors in iPads and iPhones to scan homes and create 3D models and 2D floor plans. It overlays load calculations factorin…
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In this short podcast episode, Bryan talks about the four different combustion venting categories for gas appliances as set by ASHRAE and where you'll see them. He also shares some notes about pressurization. These categories deal with the pressurization and temperature ranges of the vents. Category 1 venting is used for old-school open-combustion …
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The Gift of Security and Learning w/ Jennifer Manzo
36:04
36:04
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In this episode of the HVAC School Podcast, host Bryan Orr speaks with Jennifer Manzo, founder of HVA-Chicks Coalition. Jennifer shares her unique background as a longtime teacher and homeschooler who stumbled into the HVAC trade while researching vocational options for her homeschooling students. They discuss the inspiration behind HVA-Chicks, a f…
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In this HVACR Training Podcast, Craig and Ty answer all kinds of technician questions about Heat Pumps such as: how they work, high pressure problems, defrost function and sensors, thermostat wiring, single and two stage heat pumps vs inverter heat pumps vs hyper heat inverter heat pumps, and more! Be sure to check out our other content and resourc…
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In this short podcast episode, Bryan dives into some belt talk, including some bits about pulleys and sheaves. He also shares some belt tensioning tips for your next commercial HVAC job. Belts are less common than they used to be, but we find them in ventilation fans, RTUs, and AHUs. Squealing belts indicate slippage, which indicates fan inefficien…
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In this episode of the HVAC School Podcast, host Bryan Orr speaks with Chris Hughes of The Energy Conservatory (TEC) about using the Roomulator card and DG-8 manometer for room pressurization testing. Chris provides background on how he came up with the idea for the Roomulator. He wanted an easy way for technicians to properly size passive returns …
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Primary & Secondary Air in Combustion - Short #187
6:56
6:56
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In this short podcast, Bryan dives into a gas heating topic: primary & secondary air in combustion. Primary air is the air and oxygen content that enters the furnace BEFORE combustion. In older furnaces, prior to induced combustion, air was drawn in through the front. These older furnaces had adjustable shutters that we could modify to bring in mor…
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Electrical Troubleshooting, Multimeter Use, Safety, Wiring Diagrams
37:52
37:52
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In this episode, Craig and Ty, answer various electrical troubleshooting questions such as how to use a multimeter safely, how to read wiring diagrams, how to troubleshoot low voltage shorts, and diagnosis of intermittent issues! Be sure to check out our other content and resources! Check out our website at https://www.acservicetech.com Check out o…
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Learning Outside the Box (Live Rebroadcast)
1:00:45
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This podcast episode is a live rebroadcast of a livestream with Craig Migliaccio (AC Service Tech) and Ty Branaman (love2hvac). It focuses on different types of learning and how to make the most out of learning experiences. The hosts discuss the differences between random learning, goal-driven learning, and forced learning. Random learning involves…
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Making Family Business Work w/ Leilani Orr
35:21
35:21
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In this podcast episode, Bryan has an enjoyable conversation with his wife Leilani about navigating family relationships while building a business. They discuss the challenges and benefits of mixing family and work, setting boundaries, and maintaining perspective. Bryan starts by admitting he felt intimidated to have Leilani on the podcast before, …
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In this solo podcast, Bryan provides an introduction to heat pumps, explaining the basics of how they work and key considerations in a way that is easy for anyone to understand. He starts by reviewing some core HVAC principles - that heat moves from higher temperatures to lower temperatures, the three main methods of heat transfer, and the concept …
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This podcast brought together several women working in the HVAC industry to discuss their experiences and offer advice. The conversation focused on the positives of working in HVAC as a woman, the importance of community, and the resources available. The women talked extensively about how welcoming and supportive the HVAC community, and particularl…
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The Impact of Water in the World of HVAC with Rachel Kaiser
43:21
43:21
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43:21
In this episode, Craig interviews Rachel Kaiser, live at AHR 2024! Join them as they discuss the problem of water remaining on a coil after the fan motor turns off, how water travels vertically, and how water interacts with other chemicals to cause problems. Rachel is an experienced chemist, with a heart for bringing scientific education to those i…
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In this short podcast, Bryan explains the history of AWG, or American wire gauge, which is the sizing system we use for conductors in the United States. Wires weren't standardized before the 18th century (1700s). As fencing, telegraph, and electrical wires started coming out, there was a need for a standardized system. In England, a standardized sy…
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Don Gillis and Dr. Chuck Allgood from Chemours join the show to discuss their new easy as "1,2,3" branding around the A2L refrigerants R454A, R454B, and R454C. They explain that A2Ls are not actually flammable like hydrocarbons; they are just mildly combustible with much lower burning velocity and energy than propane or butane. The key is that A2L …
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Discussing Dual Fuel Systems with Tom Buescher Live at AHR 2024!
43:27
43:27
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In this episode, Craig interviews Tom Buescher, from Copeland, live at AHR 2024! Join them as they discuss the integration of dual fuel systems prior to full HVAC electrification, the use of universal control boards, and problems we have encountered in the field! Be sure to check out our other content and resources! Check out our website at https:/…
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In this short podcast episode, Bryan tackles the following question: What is DX? In short, DX stands for "direct expansion," which means that you cool the end product via the refrigeration cycle. We blow air over an evaporator coil, which allows the refrigerant to take up heat from the air and directly expand. Chillers, boilers, and chilled water s…
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Vacuum and Recovery in an A2L World with Jesse Stewart
28:56
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In this podcast, Bryan Orr interviews Jesse Stewart from NAVAC about A2L refrigerants and compatible tools and safety procedures. They discuss how NAVAC has a full line of A2L-compatible tools for evacuation and recovery, including the new NR7 and upgraded models of the NRDDF and NRDD. Jesse explains key features that make tools A2L compatible, lik…
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Safe Chemicals are Good Chemicals w/ Mike Pastorello
24:59
24:59
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This podcast covers refrigeration technologies' growth and focus on providing safe, high-performing chemicals for HVAC technicians without hazardous ingredients. Mike Pastorello discusses the 2017 rebranding that gave their products a more modern, cohesive look. He also talks about bringing on new marketing talent like Ashley and Becca to amp up re…
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