A critical component of your engine's support accessories is the cooling system. Gone are the days of a manual belt-driven radiator cooling fan as we have ushered in the more powerful electric fan.

Owners may run into various problems throughout their vehicle's lifetime. While some might be more serious than others, any issues with the engine may prove especially troublesome. You could easily ...

We show you how to wire an electric fan with a tempurature controlled relay on your classic car or hot rod.

In this HVAC training video program, Jim explains the popular PSC multiple speed motor used in HVAC/R equipment and how relays are used to control their operation. He also uses meters and graphics to ...