Mitsubishi 6M60-TL Service Manual page 123

[Installation]
• Clean the surface of the oil filter head where the oil filter is to be
mounted.
• Apply a thin coat of engine oil onto the oil filter gasket.
• Screw in the oil filter by hand until the gasket contacts the oil fil-
ter head. Tighten further by 1 1/8 to 1 3/8 of a turn.
• Install the drain plug.
• With the oil filter installed, start the engine and ensure that there
is no oil leakage through the gasket.
• If oil is leaking, remove and reinstall the oil filter.
• Stop the engine and check the engine oil level.
• Add engine oil if the engine oil level is low.
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