In "Electrical Fundamentals For HVAC/R Technicians, A Practical Approach To Electrical Troubleshooting & Servicing Comfort Cooling Systems" well-known HVAC industry trainer Jim Johnson takes the ...

We often hear that learning to code is one of the best ways to progress your career. In most cases, this is completely accurate. But over the next decade, there will be just as much demand for ...

Effective use of a VOM (Volt Ohmmeter) Reading schematics and diagrams Best Practices for troubleshooting heat and cooling Furnaces and Heat Pumps Low Voltage and High Voltage Circuits Description of ...

Recent comments from Alan Greenspan have scared many U.S. investors out of Chinese companies. However, despite the selloff, Harbin Electric (HRBN) has held up quite well. As one of my new holdings ...