1987-1993 Mercury Mariner Outboards 70/75/80/90/100/115HP 3 and 4-cylinder Factory Service Manual, Page 45Get this manual

3 Cylinder Battery Charging Diagram with Battery Isolator (Small Voltage Regulator) IMPORTANT: After electrical connections are made, coat all terminal connections using Quicksilver Liquid Neoprene (92-25711), to avoid corrosion
BLK BLU GRY RED YEL

DBLACK DBLUE DGRAY DRED DYELLOW
YEL YEL BLK BLK

RED RED RED BLK

B1 RED GRY YEL YEL RED RED

• ATV
• Jet Ski
• Outboard Motors
• Personal Watercraft
• Snowmobiles
• Stern Drives