Replace it if necessary.

Inner Tube Inspection
Spring Tension InspectionUpper Crankcase Assembly
When installing the breather plate, replace the gasket [A]
with a new one.
Apply a non-permanent locking agent to the threads of
the bolts [A] and tighten them.
Torque - Breather Plate Bolts: 9.8 N·m (1.0 kgf·m, 87 in·lb)
Install the fitting [A] until it is bottomed ...
Rocker Arm/Tie-Rod Bearing, Sleeve Inspection
NOTICE
Do not remove the bearings for inspection. Removal
may damage them.
Visually inspect the rocker arm, or tie-rod sleeves [A] and
needle bearings [B].
The rollers in a needle bearing normally wear very little,
and wear is difficult to measure. Instead of measuring,
inspect the ...
Starting the Engine
Check that the engine stop switch is
in the
position.
A. Engine Stop Switch
B. Starter Button
Turn the ignition key to “ON”.
Make sure the transmission is in neutral.
A. Neutral Indicator Light
B. Ignition Switch
C. “ON” position
NOTE
The motorcycle is equipped w ...