Replace it if necessary.

Inner Tube Inspection
Spring Tension InspectionBolts, Nuts and Fasteners Tightness Inspection
Check the tightness of the bolts and nuts listed here. Also,
check to see that each cotter pin is in place and in good
condition.
NOTE
For the engine fasteners, check the tightness of them
when the engine is cold (at room temperature).
If there are loose fasteners, retighten them to ...
Coupling Bearing Inspection
Since the coupling bearing is made to extremely close
tolerances, the clearance can not normally be measured.
NOTE
It is not necessary to remove the coupling bearing for
inspection. If the bearing is removed, it will need to be
replaced with a new one.
Turn the bearing in the coupling b ...
Jump starting
If your motorcycle battery is “run
down�, it should be removed and
charged. If this is not practical, a 12
volt booster battery and jumper cables
may be used to start the engine.
DANGER
Battery acid generates hydrogen
gas which is flammable and
explosive under certain conditions.
It i ...