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The Manifold Gauge Is Dead for HVAC Techs Switching to Digital Probes with John Anderson Part 2

Release Date: 02/05/2026

The Manifold Gauge Is Dead for HVAC Techs Switching to Digital Probes with John Anderson Part 2

HVAC Know It All Podcast

In this episode of the HVAC Know It All Podcast, host talks with , Senior Regional HVAC Technical Trainer at and former Service Manager and Technician at . They discuss the shift away from using manifold gauge sets in favor of digital probes and low loss fittings. John explains how modern tools can reduce system contamination, improve accuracy, and speed up processes like charging and evacuation. The conversation also explores the benefits of apps like MeasureQuick for diagnostics and training. Gary and John highlight how smart tools and good habits lead to better HVAC service and fewer...

The Financial Systems for Trades Business Owners to Build the Right Foundation with April Sackfield

HVAC Know It All Podcast

In this episode of the HVAC Know It All Business Edition Podcast, co-hosts and of discuss the essential but often overlooked side of running an HVAC business's financials with , Director of Operations at and , who brings a wealth of knowledge on business finance and systems tailored for service-based companies. The focus is on empowering technicians and small business owners with the tools and understanding they need to successfully transition from the field into entrepreneurship. April supports HVAC business owners in optimizing their operations for profitability and growth. Her...

How Analogue Gauges Lead to Compressor Failures and Bad Training in HVAC with John Anderson Part 1

HVAC Know It All Podcast

In this episode of the HVAC Know It All Podcast, host is joined by , Senior Regional HVAC Technical Trainer at , Formerly Service Manager and Technician at . John shares his insights on using analog and digital manifold gauges, discussing their pros, cons, and practical use in the field. The conversation covers the shift from analog to digital tools, the value of maintaining equipment instead of replacing it, and the importance of proper airflow diagnosis before adding refrigerant. Gary and John also talk about technician habits, training methods, and how using long hoses can lead to...

The Job Costing Lessons for Trades Business Owners to Stop Losing Money with April Sackfield

HVAC Know It All Podcast

In this episode of the HVAC Know It All Business Edition Podcast, co-hosts Gary McCreadie and Furman Haynes of WorkHero discuss one of the most essential components of running an HVAC business: the financials.April Sackfield, Director of Operations at NumberConstruct and Fiscal Management Group, dig into the fundamentals of accounting, job costing, margins, and profitability. This episode is especially valuable for small business owners, new HVAC entrepreneurs, and technicians considering going independent. With a background in marketing, tax, and audit, April brings a rare blend of strategic...

HVAC Failures Every Installer Must Avoid to Protect Compressors with John Davidson | Part 2

HVAC Know It All Podcast

In part 2 of this episode of the HVAC Know It All Podcast, host continues his discussion with , Regional Trainer at . They discuss inverter-driven heat pump systems, emphasizing the benefits of maintaining consistent temperatures and proper system sizing. John shares best practices for installation, including flaring techniques, pressure testing, and vacuum procedures. The conversation also covers the importance of voltage monitoring, surge protection, and using the right tools like torque wrenches and micron gauges. Together, they highlight how attention to detail helps improve system...

How Inverter Heat Pumps Maintain Capacity in Extreme Cold for HVAC Pros with John Davidson, Part 1

HVAC Know It All Podcast

In this episode of the HVAC Know It All Podcast, host talks with , Regional Trainer at . John explains how heat pumps work in cold climates by using refrigerant technology to move heat from outside to inside. He discusses the role of coil temperature, pressure, and energy transfer in the heating process. The episode also covers inverter technology, the importance of base pan heaters, and how matched air handlers improve system efficiency. John shares tips for choosing between dual-fuel and all-electric setups based on cost, climate, and home design. In this conversation, John explains how...

The Playbook for HVAC Owners to Build, Scale, and Exit Profitably with Greg Crumpton

HVAC Know It All Podcast

In this episode of the HVAC Know It All Business Edition Podcast, co-hosts and of discuss the business side of HVAC with veteran technician and entrepreneur , the Vice President of . Greg is an expert in mission-critical environments like data centers and hospitals. Greg shares his vast knowledge of the HVAC business, covering everything from financials and profit margins to building a solid team and breaking into specialized markets like liquid cooling. Expect to Learn: - How to calculate and interpret key financial metrics like EBITDA and Net Profit for HVAC businesses. - The...

What Every HVAC Contractor Misses About Humidification and Home Health with Chris Howells Part 2

HVAC Know It All Podcast

In part 2 of this episode of the HVAC Know It All Podcast, host continues his conversation with , Senior Training and Development Manager at . They discuss briefly about humidification, comparing steam and evaporative humidifiers, and explaining how to properly size and install them. Chris shares tips on using absorption distance to avoid condensation and highlights the role of dew point in home comfort. The episode also covers the health, comfort, and structural benefits of balanced humidity and encourages HVAC professionals to learn more about building science to better serve their...

What HVAC Technicians Must Know about Money before Starting a Business with Greg Crumpton

HVAC Know It All Podcast

In this episode of the HVAC Know It All Business Edition Podcast, co-hosts and discuss the business side of HVAC with veteran technician and entrepreneur , the Vice President of . Having built and sold his own HVAC business, Greg shares invaluable advice for technicians considering the leap into business ownership. Starting as a technician, he rose through the ranks to service manager, general manager, and eventually founded and sold his own HVAC company. This episode focuses on financial literacy, cash flow management, invoicing, and the crucial mindset shifts needed for success as a...

The HydroCore Humidifiers for HVAC Contractors to Reduce Water Waste with Chris Howells Part 1

HVAC Know It All Podcast

In this episode of the HVAC Know It All Podcast, host talks with , Senior Training and Development Manager at . Chris shares insights on new humidification technology from AprilAire, including fan-powered and bypass humidifiers that reduce water waste. He explains how the HydroCore assembly improves efficiency and maintenance while addressing common concerns like microbial growth. The discussion covers the impact of modern HVAC systems on humidification and how to choose between fan-powered and bypass models. Chris also talks about steam humidifiers and how water quality affects their...

More Episodes

In this episode of the HVAC Know It All Podcast, host Gary McCreadie talks with John Anderson, Senior Regional HVAC Technical Trainer at Sila Services and former Service Manager and Technician at Burns & McBride Home Comfort. They discuss the shift away from using manifold gauge sets in favor of digital probes and low loss fittings. John explains how modern tools can reduce system contamination, improve accuracy, and speed up processes like charging and evacuation. The conversation also explores the benefits of apps like MeasureQuick for diagnostics and training. Gary and John highlight how smart tools and good habits lead to better HVAC service and fewer callbacks.

Gary and John talk about working without manifold gauge sets and how using digital probes can make HVAC work faster, safer, and more accurate. John shares how most residential jobs can be done without a manifold and explains why probes, low loss fittings, and proper charging tools are more efficient. They discuss best practices for recovery, evacuation, and charging while avoiding leaks and damage. John also explains how apps like MeasureQuick help techs understand system issues faster and more clearly. They wrap up by stressing the value of training, good habits, and using the right tools to reduce callbacks and improve system performance.

Expect to Learn: