Mercury Mariner 4 and 5HP 4-Stroke Outboards Service Shop Manual 1999, Page 64Get this manual

CHARGING SYSTEM
Special Tools
3Multi-MeterOVA Tester (91-99750)

4OMT 2000 Digital TachometerMulti-meter

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