1971 Johnson 60HP outboards Service Manual, Page 74Get this manual
REFERENCE PICTURE PLUNGER WINDINGS
Install the battery near the motor For mounting the battery, use Coast Guard approved battery box (available as an OMC accessory) securely fastened to the boatA loose battery may shift in the boat, damaging itself or other equipmentTighten hold-down nuts evenly until battery is secureIf hold-down nuts are too tight, distortion and damage to battery case will result
Correct battery polarity is extremely importantThe battery MUST be connected so its negative post (-) is connected to groundIf the positive post is connected to ground, the rectifier diodes will be damaged
STARTER SYSTEM
DESCRIPTION
CONT ACT DISC