Schematic Magic

By Samurai Appliance Repair Man, http://www.Appliantology.org Schematic diagrams are the go-to technical document when troubleshooting any appliance. Every professional appliantologist should be fluent in reading schematics and using them to troubleshoot. But the reality is that most techs don’t use schematics, either because they can’t read them or they don’t understand how to apply them…

Service Efficiency and First Call Completes, Part 1

By Paul Mac Donald, Executive Director, United Servicers Association Service efficiency can be defined in many terms. Increased efficiency can mean more calls. Increased calls can mean more revenue. More revenue with fixed costs of a service department means more profits. Profits: excess of revenues over outlays and expenses in a business enterprise over a…

Back to Basics – Basic Refrigeration, Part 2

By Dave Bird, Dyer Appliance Academy Last time, we discussed some of the science of refrigeration. Now I’d like to take a look at the components of the sealed system. What are they, what do they do and how do they work together to make things cold? The heart of any sealed system is the…