Mercury Mariner 4, 5, and 6HP 4-Stroke Factory Service Manual, Page 20Get this manual

Mercury Mariner 4, 5, and 6HP 4-Stroke Factory Service Manual, Page 20

Quality of the image is intentionally reduced!

MAINTENANCE
aDrain Plug IMPORTANT: Inspect oil for signs of contaminationOil contaminated with water will have milky color to it; oil contaminated with fuel will smell strongly of fuelIf contami