To drain the oil from the chaincase, remove the cover (Item 1) [Figure 40-30-2] which is installed over the drain plug at the rear of the chaincase.
Installation: Tighten the cover bolts to 10-20 ft.-lbs. (24-27 Nm) torque.
Remove the drain plug (Item 1) [Figure 40-30-3] and drain the oil into a container.
NOTE: When installing the drain plug into the chaincase, always use a NEW drain plug gasket.