I believe I've taken the fear out of repairing automotive air conditioning by supplying the common person with some knowledge that I've gained myself over a twenty year career in residential and commercial hvac-r work if you read this book you will be able to construct your own equipment using some quite common equipment that many of you already have in your garages and shops. You will be able to do the same repairs employed by first class garages and technicians The R above stands for refrigeration which differs from air conditioning due to different types of refrigerants and lower pressures in those systems. Automotive air conditioning kind of falls between home and residential and refrigeration applications this book covers safety, making some tools easier than you may believe, leak detection, how to find leaks how to make repairs, how to recharge the system to get you back to being comfortable again