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 playIgnition coil inspection
Refer to “electrical components location” in section 0a .
Ignition coil primary peak voltage
Remove the air cleaner box. Refer to “air cleaner box removal and
installation” in section 1d .
Disconnect all ignition coil. Refer to “ignition coil and spark plug
removal and installation” .
...
Front brake disc removal and installation
Removal
Remove the front wheel assembly. Refer to “front wheel assembly removal
and installation” in section 2d .
Remove the front brake disc.
Installation
Install the front brake disc in the reverse order of
removal. Pay attention to the following points:
make sure ...
Front footrest bracket construction
Footrest bracket bolt
Rear brake master cylinder mounting bolt
Footrest guard bolt
Footrest bracket no. 1 (Lh)
Footrest bracket no. 1 (Rh)
Footrest
Footrest holder
Rear brake pedal
Footrest bracket no. 2 (Lh)
Footrest bracket no. 2 (Rh)
Ban ...