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Damen G Refrigeration Basics Quiz January 3, 2024, 9:54 pm
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Multi-Position Service Valves
This tech tip video comes from my friend Andrew Greaves of AK HVAC and HVAC Comedy on Youtube and the HVAC Vehicle Layouts group on Facebook. Many residential techs get confused when they see these multi-position valves in larger equipment, and Andrew does a great job of demonstrating the basics in this video. In the […]Read more
Understanding 240-Volt Circuits
It can be useful to think of a multimeter as a “voltage drop” tool. Bryan covers the concept here in an excellent class that I highly recommend. This concept was a big help to me as I began to truly learn how to use a multimeter. A meter reads the voltage differential between two points. […]Read more
Replacing Residential HVAC Equipment With "Predictable Results"
When replacing a furnace or air handler for a customer, there is nothing worse than starting up the equipment and having it sound like the latest SpaceX rocket taking off. You insert your static pressure probes into the duct, and your stomach drops as you read the numbers. You realize the new high-end system you’ve […]Read more