Adjust the engine idle speed periodically on the engine at normal operating temperature.
To adjust the idle speed:

Engine oil and filter change
Throtile cable playRegulator / rectifier removal and installation
Removal
Turn the ignition switch off.
Remove the right side cowling. Refer to “exterior parts removal and
installation” in section 9d .
Lift and support the fuel tank. Refer to “fuel tank
removal and installation” in section 1g (page 1g-
9).
Remove the evap system purge ...
Cam chain guide inspection
Inspect the cam chain guide in the following procedures:
remove the cam chain guides. Refer to “cam chain guide / cam chain
tensioner removal and installation” .
Check the contacting surface of the cam chain
guides. If it is worn or damaged, replace it with a new
one.
...
The sport of motorcycling
Your motorcycle and this owner's
manual have been designed by
people like you who enjoy motorcycling.
People become motorcyclists
for many reasons. For
starters, street riding is fun and
invigorating. But no matter why
you became a motorcyclist, or
how experienced you are, you will
eventu ...