This is the definitive guide to Scuba Equipment Gear and Maintenance by Michael B. Farley and Charles Royer, its very straightforward. Many instructors use this as a text book for their Equipment Specialty Classes. It covers how to make many minor repairs from patches to replacing o-rings. This however is not a guide on how to perform an annual service on your regulator, that's for your authorized service tech, but this guide will keep you diving when you're at a lake, beach or island. It details how to clean and prepare your equipment for long-term storage and when you get back from your trip.
