Charging R-454B Into an Air Conditioner That is Slightly Low on Refrigerant!

Refrigerant Recovery Procedure! Including Vacuuming the Hose Setup and Recovery Tank Weight!

A2L R-454B Leakage Sensor and Dissipation/Mitigation Board Wiring Install Carrier/Bryant/Payne Unit!

HVAC System Basics and Terminology for New Technicians!

HVAC Aluminum Coil Repair Using Various Rods & Torch Types!

1-Day Youth Trades Camp with GRIT! Helping the Next Generation Experience the Trades!

Refrigerant Recovery Machine Hose Setups, Strategies, Tools, A2Ls, and Issues!

How to Build a 4-Piece Sheet Metal Transition Fitting! HVAC Ductwork Training!

HVAC Sheet Metal Duct Tool Training!

Gas Furnace Training! Integrated Furnace Control (IFC) Circuit Board with ECM Motor & Wiring Diagram

New HVAC Training Book, Refrigerant Charging & Service Procedures 2nd Edition!!

What is a COREMAX Valve and Port Assembly on HVAC Units?

Our New Sheet Metal Tool Invention and Process! Make Plenums, End Caps, Without S-Lock!

What is a Liquid Vaporizer for Refrigerant Charging? Make one Yourself!

HVAC Silver Soldering vs Brazing vs Brazing While Flowing Nitrogen!

10 Vacuum Pump Hose Setups Used on Air Conditioning Refrigerant Tubing! HVAC Training!

How is the CULTURE in Your HVAC Company? Important Topics for both Owners/Managers and Technicians!

TOP 5 CAUSES of Mini Split Heat Pump FAILURE!

Should You Replace a Bad TXV with a Piston? & TXV Diagnosis!

Air Conditioner Troubleshooting! Connecting, Measuring, Fixing, Disconnecting!

How to Replace a Piston with a TXV Metering Device! HVAC Service & Install Training!

Installing a Mini Split Wall Bracket and Mounting the Unit!

Checking the R-410A Refrigerant Charge! What to Watch Out For!

Charging R-410A Refrigerant Into An Air Conditioner Using Wireless Probes!

R-32 and R-454B Checking the Refrigerant Charge Scenarios! Practice for HVAC Techs!

Air Conditioning Basics Class! Airflow CFM, Sensible & Latent Heat, Dew Point, Condensate, Delta T!

Single Stage SCROLL Refrigerant Compressor Operation and Internal Parts Explained!

A2L Refrigerants R-454B and R-32 Explained! Bottles, Changes, Rules, Tools!

Troubleshooting With Sat Temps, Superheat, & Subcooling! 5 Possible Problems!!

Basics of Refrigerant Class! Bottles, Saturation, P/T Chart, Pressures, Temperatures