Gas appliance service calls can be both a benefit and a headache for your company at the same time. Service calls can keep or make a customer happy, yet you and your staff have to know how to properly diagnose a problem so you can determine how to fix the problem. This session outlines how to diagnose five typical service issues you many encounter: nuisance pilot outages, B-vent and direct-vent problems, gas supply problems, and burner and soot issues. Learn how to determine the cause of each of these problems so it will be easier for you to fix the problem. You’ll learn: ? How to approach a service call ? Possible causes for five typical gas appliance problems ? How to test for and isolate the real cause of the problem.