2006 Johnson SD 30 HP 4 Stroke Outboards Service Manual, PN 5006592, Page 62Get this manual
MAINTENANCE ENGINE OIL AND FILTER Oil Filter Replacement Remove the engine port side coverRefer to ENGINE SIDE COVERS on p54Use an oil filter wrench to loosen the oil filter
Filling
Install new gasket and the engine oil drain plugTighten the drain plug to torque of 115 inIbs(13 Nm)
1Oil drain plug
Oil filter wrench
Apply oil to the O-ring of the new oil filterScrew the new filter on by hand until the O-ring contacts the filter mounting surfaceThen use an oil filter wrench to tighten the filter by another 34 of turn, or approximately 124 inIbs(14 Nm)