5. Before the initial start of the engine after its installation, perform correct inspection andoperational preparation and make sure there is no abnormality. Which one is incorrect?
(A) Check for a part not tightened yet.
(B) Make sure neither part nor tool has been left in the crankcase.
(C) Bleed the oil from the lubricating oil strainer.
(D) If you have disassembled the valve mechanism, check the suction/exhaust valve headclearance.