This book continues in the same familiar style as The 12 Volt Doctor s Practical Handbook, to help simplify the mysteries of the boat s alternator the prime source of power on almost every boat. This new, user-friendly, revision is a comb-bound, large 8-1/2 x 11 size, which has larger drawings and lays flat when open, for hands free work. Simple drawings and clear instructions abound, helping you to identify your alternator and understand how it works. Get to know your alternator it could save your battery s life. ISBN 1 878797 02 6. Covers topics such as: Field connections. Brushes. Internal regulators. Idiot light. Tachometer connection. Identification of terminals. Testing procedures. Emergency