Mercury Mariner Service Manual 6, 8, 9.9 210CC Sailpower, Page 20Get this manual
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INDEX Page -Battery 2B-1 Precautions 2B-1 Recommended Battery 2B-1 Operating Engine Without Battery 2B-1 Specific Gravity Readings 2B-1 Specific Gravity Cell Comparison Test 2B-2 Electrolyte Level 2B-