Here is a review left by a customer on a product. Would you say he was satisfied or dissatisfied?
Title: Covers to many systems with not enough depth.
Review: I was excited too see my very own Weil-McClain heating system pictured through-out the book. What I didn't find out is how it really worked or how to troubleshoot it. Safety is the author's first concern and first chapter in the book. I could find nothing explaining how to correct the excess pressure causing my safety valve to drip at times.
