Veteran Delphi instructor Dave Hobbs and Team AVI help you keep your cool bringing you up to speed on heating, cooling and A/C systems so you can ace your ASE A7 HVAC test. In this newly-released hands on A7 Test Prep training course, Dave not only reviews the fundamentals on everything thermal related, he lays out some practical tips for the working tech who wants to pass the ASE A7 and perform quicker and more effective repairs on the latest HVAC systems. Everything from today’s hair splitting refrigerant capacities to proper compressor oil balancing to finding leaky HVAC vacuum hoses with a smoke machine are covered in this practical and informative video.
