Mercury 50 4-Stroke - Page 94

MAINTENANCE
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2. Turn the the outboard so the drain hole is facing downward.
Remove the drain plug and drain the engine oil into an
appropriate container. Lubricate the seal on the drain plug with
oil and reinstall.
a
b
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a - Drain plug b - Drain hole
CHANGING OIL FILTER
1. Place a rag or towel below the oil filter to absorb any spilled
oil.
2. Unscrew the old filter by turning the filter to the left.
3. Clean the mounting base. Apply a film of clean oil to the filter
gasket. Do not use grease. Screw the new filter on until the
gasket contacts the base, then tighten 3/4 to 1 turn.
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OIL FILLING
1. Remove the oil fill cap and add oil to the proper operating level.