If they appear damaged or deteriorated, replace them.

Balancer Adjustment
Torque LimiterWindshield
Windshield Removal
Remove:
Bolts [A] and Washers
Windshield [B]
Windshield Installation
Be sure to install the wellnuts [A] and the washers.
Tighten:
Torque - Windshield Mounting Bolts: 1.2 N·m (0.12 kgf·m,
11 in·lb)
...
Stopping the Motorcycle in an Emergency
Your Kawasaki Motorcycle has been
designed and manufactured to provide
you optimum safety and convenience.
However, in order to fully benefit
from Kawasaki’s safety engineering
and craftsmanship, it is essential that
you, the owner and operator, properly
maintain your motorcycle and becom ...
Front and Rear Brakes
Disc and disc pad wear is automatically
compensated for and has no effect
on the brake lever or pedal action.
So there are no parts that require adjustment
on the front and rear brakes.
WARNINGAir in the brake lines diminish
braking performance and can
cause an accident resulting ...