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 playCrankcase breather (pcv) cover inspection
Inspect the crankcase breather (pcv) cover in the
following procedures:
remove the crankcase breather (pcv) cover. Refer to “crankcase breather
(pcv) hose / reed valve / cover removal and installation” .
Inspect the crankcase breather (pcv) cover for
carbon deposit. If carbon ...
Location of parts
ciutch lever
left handlebar switches
indicator lights
tachometer
ignition switch
front brake fluid reservoir
right handlebar switches
throttle grip
front brake lever
fuel tank cap
front suspension spring pre-load and rebound damping
force ...
Engine components removable with the
engine in place
Engine components which can be removed while the engine is installed on the
frame are as follows. For the installing
and removing procedures, refer to respective paragraphs describing each
component.
Center of engine
Item
Removal
Inspection
Installation
...