Why Do Appliance Techs Need to Know Ohm’s Law?

By Samurai Appliance Repair Man, www.MasterSamuraiTech.com

Understanding Ohm’s Law and circuits is one of the foundational skills for being a technician. In fact, if someone doesn’t know this stuff, they’re not really a technician— they’re just a parts changer. What’s the difference? Technicians understand how circuits and appliance systems work so they can use the schematic and specifications to do analytical troubleshooting and figure out the problem even on appliances they’ve never worked on before. Parts changers, on the other hand, rely on patterns they’ve previously encountered so their “troubleshooting” goes like this: “If this problem, replace that part.” Come with me now on a journey of Total Appliance Enlightenment…