Use a clean cloth (that doesn't shed fibers), a toothbrush, tissue paper or the like, to remove any foreign matter from the
CAUTION :・When a mechanical pencil or a similar other sharp object is used to remove the
・When the
・Never use alcohol, thinner, benzene or similar solvents or chemical detergents to clean the
Install the O-ring.
Confirm that no foreign matter is attached, apply a thin coat of the accessory grease to the