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 playSpecial tools and equipment
Recommended service material
Note
required service material is also described in the following.
“Throttle body components” “engine bottom side assembly”
Special tool
...
Combination meter removal and installation
Removal
Remove the combination meter mounting bolt (1).
Bushing
Disconnect the coupler (2) and remove the
combination meter assembly (3).
Installation
Install the combination meter in the reverse order of
removal.
Note
fix the boot of ...
Pair control solenoid valve removal and
installation
Removal
Lift and support the fuel tank with the prop stay.
Refer to “fuel tank removal and installation” in section 1g .
Remove the air cleaner box. Refer to “air cleaner box removal and
installation” in section 1d .
Remove the pair control solenoid valve (1) along
with the pair ...