When troubleshooting a compressor, apps like the HVACR Fault Finder app and Copeland™ mobile app from Emerson Climate Technologies can help service technicians determine the possible causes of the ...

As an electric motor’s rotor turns in close proximity to the motor windings, a bucking voltage or back electromotive force (EMF) is generated. The back EMF (BEMF) generated across the start winding is ...

Years ago, it was common for shops to have a central power source that drove all the tools through a system of belts, wheels and driveshafts. The power was routed around the work space by mechanical ...