Mercury Mariner 200, 225 Optimax Outboards Service Manual, 90-855348, Page 105Get this manual

Instrument Wiring Connections Speedometer Tachometer Volt Meter

Figure Without Light Switch

NOTE: ANY INSTRUMENT WIRING HARNESS LEADS NOT USED MUST BE TAPED BACK TO THE HARNESSSpeedometer

Tachometer

To 12V Figure With Light Switch

IRNIWHT

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