Blog
  • Brazing Alternatives For The Progressive HVAC/R Technician

    Gary McCreadie | | Categories: Brazing Alternatives

    pixelup_1663784365225.jpg

    Gary McCreadie is an HVAC tech, the creator of hvacknowitall.com and the HVAC Know It All Podcast   Brazing Alternatives For The Progressive HVAC/R Technician If you make mention to the HVAC/R hardcorest there might be alternatives to brazing (that work), you might get one of those mad face emojis thrown up at…

    CLICK HERE TO READ THE FULL ARTICLE »


  • Should I Start My Own HVAC/R Business?

    Gary McCreadie | | Categories: Starting An HVAC/R Business

    pixelup_1663003332284.jpg

    Gary McCreadie is an HVAC tech, the creator of hvacknowitall.com and the HVAC Know It All Podcast     Should I Start My Own HVAC/R Business?     A large percentage of individuals that enter the HVAC and Refrigeration trade, dream of one day becoming their own boss.  Rightfully so, as business ownership can bring many freedoms and…

    CLICK HERE TO READ THE FULL ARTICLE »


  • The Inverter Compressor

    HVAC KNOW IT ALL | | Categories: Air conditioning , Inverter Compressor , mini split , Mini Split Air Conditioner , mini split compressor

    Tosot_multi_standard_AC.png

    Gerry Wagner is the Vice President of Business Development for Bathica, Quebec, Canada. He has forty one years in the HVACR industry, working in manufacturing, contracting and training. You can contact Gerry by email: gerrywagner@Bathica.com and also please visit our website: www.TOSOTamerica.com     The Inverter Compressor - Comments from the Duct Free Zone “The inverter compressor is the greatest…

    CLICK HERE TO READ THE FULL ARTICLE »


  • Do You Need to Design a Mini-split System?

    HVAC KNOW IT ALL | | Categories: AC Design , Mini Split System

    Do You Need to Design a Mini Split System.jpg

    Gerry Wagner is the Vice President of Business Development for Bathica, Quebec, Canada. He has forty one years in the HVACR industry, working in manufacturing, contracting and training. You can contact Gerry by email: gerrywagner@Bathica.com and also please visit our website: www.TOSOTamerica.com     Do You Need to "Design" a Mini-split System? Comments from the Duct Free Zone Do…

    CLICK HERE TO READ THE FULL ARTICLE »


  • Thermal Imaging For HVAC

    Gary McCreadie | | Categories: Thermal Imagery

    Screenshot_20220305-130241_HIKMICRO Viewer.jpg

    Gary McCreadie is an HVAC tech, the creator of hvacknowitall.com and the HVAC Know It All Podcast   Thermal Imaging For HVAC Thermal imaging in the past has seemed unattainable for the average tech to use daily.  Whether it be for troubleshooting, or perhaps a method to show customers how or why something…

    CLICK HERE TO READ THE FULL ARTICLE »


  • Refrigerant Heat Transfer In Air To Air Heat Pumps

    HVAC KNOW IT ALL | | Categories: Heat Pumps , Refrigerant

    Screenshot_20220116-193402_Office.jpg

        Gerry Wagner is the Vice President of Business Development for Bathica, Quebec,Canada. He has forty one years in the HVACR industry working in manufacturing, contracting and training. You can contact Gerry by email: gerrywagner@Bathica.com and also please visit our website: www.TOSOTamerica.com   Refrigerant Heat Transfer In Air To Air Heat Pumps    Early Man The magic of refrigerant:  It…

    CLICK HERE TO READ THE FULL ARTICLE »


  • Heat Pump Reversing Valves And Their Control Designation

    HVAC KNOW IT ALL | | Categories: heat pump , reversing valve

    Screenshot_20220114-105235_Instagram.jpg

    Matthew Showers is an HVAC service technician, performing work in both the residential and commercial fields.  His specialty is in inverter and communicating systems.  Follow Matt on Instagram    Heat Pump Reversing Valves And Their Control Designation   O/B Terminals As Gary mentioned in a recent podcast, reversing valves are used in heat pumps to…

    CLICK HERE TO READ THE FULL ARTICLE »


  • HVAC/R Internal Sealants - A Different Approach

    Gary McCreadie | | Categories: Internal Sealants

    Screenshot_20211129-101005_Photos.jpg

    Gary McCreadie is an HVAC tech, the creator of hvacknowitall.com and the HVAC Know It All Podcast   HVAC/R Internal Sealants - A different Approach   Confession  I have a confession to make, yes, I use internal sealants.  I guess you're going to have to keep reading to understand why.   Internal sealants in the HVAC/R industry…

    CLICK HERE TO READ THE FULL ARTICLE »


  • History Of The Mini Split Air Conditioner

    HVAC KNOW IT ALL | | Categories: Mini Split Air Conditioner

    tosot 2.jpg

        Gerry Wagner is the Vice President of Business Development for Bathica, Quebec,Canada. He has forty one years in the HVACR industry working in manufacturing, contracting and training. You can contact Gerry by email: gerrywagner@Bathica.com and also please visit our website: www.TOSOTamerica.com   History Of The Mini Split Air Conditioner   The Past Prior to my time at Bathica TOSOT,…

    CLICK HERE TO READ THE FULL ARTICLE »


  • How To Read an HVAC Wiring Diagram

    Gary McCreadie | | Categories: hvac wiring diagram

    20211124_204937.jpg

    Gary McCreadie is an HVAC tech, the creator of hvacknowitall.com and the HVAC Know It All Podcast   How To Read an HVAC Wiring Diagram When I started in the HVAC trade, HVAC wiring diagrams looked like a different language to me because they were.  Not only were they a different form of communication,…

    CLICK HERE TO READ THE FULL ARTICLE »


  • Why Do Evaporators Freeze

    Gary McCreadie | | Categories: Why evaporators freeze

    Screenshot_20211121-213120_Gallery.jpg

    Gary McCreadie is an HVAC tech, the creator of hvacknowitall.com and the HVAC Know It All Podcast   Why do evaporators freeze?     If you really want to understand this article in detail, I suggest reading the "Refrigeration Cycle Explained" before moving on.  If you already have a firm grasp on the refrigeration cycle, stay…

    CLICK HERE TO READ THE FULL ARTICLE »


  • Domestic Hot Water Generator And Geothermal Systems - HVAC Tip

    HVAC KNOW IT ALL | | Categories: Geothermal

    image1.jpeg

    Matthew Showers is an HVAC service technician, performing work in both the residential and commercial fields.  His specialty is in inverter and communicating systems.  Follow Matt on Instagram    Domestic Hot Water Generator And Geothermal Systems - HVAC Tip   What Is It? As discussed in my previous article, geothermal systems are highly efficient in multiple…

    CLICK HERE TO READ THE FULL ARTICLE »


  • How to Cross-Reference an OEM Motor

    HVAC KNOW IT ALL | | Categories: HVAC Motor OEM Cross Reference

    Screenshot_20211031-092232_Photos.jpg

    Chris Beaton is the owner of eMotors Direct, an online electric motor retailer revolutionizing the way HVAC Technicians purchase their motor replacements. Their 45 years of experience, a team of motor experts, and access to North America's leading brands put a wealth of knowledge right at your fingertips.     How to Cross-Reference…

    CLICK HERE TO READ THE FULL ARTICLE »


  • Optimizing Your Electric Motor Supply Chain

    HVAC KNOW IT ALL | | Categories: HVAC Motor Supply

    Screenshot_20211017-111716_Photos.jpg

      Chris Beaton is the owner of eMotors Direct, an online electric motor retailer revolutionizing the way HVAC Technicians purchase their motor replacements. Their 45 years of experience, a team of motor experts, and access to North America's leading brands put a wealth of knowledge right at your fingertips.   Optimizing Your Electric…

    CLICK HERE TO READ THE FULL ARTICLE »


  • Troubleshooting and Replacing an HVAC Motor

    HVAC KNOW IT ALL | | Categories: HVAC Motor Replacement

    Rescue EZ13 460V black connector.png

    Chris Beaton is the owner of eMotors Direct, an online electric motor retailer revolutionizing the way HVAC Technicians purchase their motor replacements. Their 45 years of experience, a team of motor experts, and access to North America's leading brands put a wealth of knowledge right at your fingertips.       Troubleshooting and Replacing…

    CLICK HERE TO READ THE FULL ARTICLE »


  • How HVAC Motors Work

    HVAC KNOW IT ALL | | Categories: Motors

    Screenshot_20210930-105438_Photos.jpg

    Chris Beaton is the owner of eMotors Direct, an online electric motor retailer revolutionizing the way HVAC Technicians purchase their motor replacements. Their 45 years of experience, a team of motor experts, and access to North America's leading brands put a wealth of knowledge right at your fingertips.     How HVAC Motors…

    CLICK HERE TO READ THE FULL ARTICLE »


  • Factors To Consider When Choosing Employment

    Gary McCreadie | | Categories: Skilled Trades Employment

    Screenshot_20210622-122220_Instagram.jpg

    Factors To Consider When Choosing Employment When choosing employment in the skilled trades, there are many factors to consider.  Pay scale, benefits, work environment, etc.  On this episode of the HVAC Know It All Podcast we discuss a few of these and how to find the right employer.   Subscribe to the HVAC…

    CLICK HERE TO READ THE FULL ARTICLE »


  • Internal Scroll Compressor Protection w/Don Gillis

    Gary McCreadie |

    prod-ac-pdp-zpkz.jpg

    Internal Scroll Compressor Protection w/Don Gillis On this episode of the HVAC Know It All Podcast we talk to Don Gillis from Emerson.  We discuss Don's experience volunteering on the assembly line building compressors and internal scroll compressor protection.   Subscribe to the HVAC Know It All app  Follow HVAC Know It All on…

    CLICK HERE TO READ THE FULL ARTICLE »


  • Reputation Marketing and Online Reviews To Grow Your Business w/Shawn Hill

    Gary McCreadie | | Categories: Reputation Marketing

    Screenshot_20210622-125600_Chrome.jpg

    Reputation Marketing and Online Reviews To Grow Your Business w/Shawn Hill On this episode of the HVAC Know Know It Podcast we discuss reputation marketing with Shawn Hill from NiceJob, which is a fairly new concept.  It involves growing your skilled trades business by generating a great online reputation and marketing that…

    CLICK HERE TO READ THE FULL ARTICLE »


  • The Ins And Outs Of Superheat w/Jamie Kitchen

    Gary McCreadie | | Categories: Superheat

    te-2-danfoss.jpg

    The Ins And Outs Of Superheat w/Jamie Kitchen On this episode of the HVAC Know It All Podcast we take a deep dive into superheat with Jamie Kitchen from Danfoss.     Subscribe to the HVAC Know It All app  Follow HVAC Know It All on Instagram, Facebook, YouTube and LinkedIn and LISTEN to the HVAC Know…

    CLICK HERE TO READ THE FULL ARTICLE »