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.
“Rear brake components”
Special tool
...
Specifications
Service data
Wheel
unit: mm (in)
Tire
Tightening torque specifications
Note
the specified tightening torque is described in the following.
“Front wheel components” “front wheel assembly construction”
“rear wheel components” “rear wheel assembly c ...
Exhaust control system description
The exhaust control system (excs) consists of the exhaust control valve (excv),
exhaust control valve actuator
(excva) and exhaust control valve cables (excv cables).
Excv is installed in the exhaust pipe. Excva is mounted inside of the right
frame. The excv is operated by the
excva via the ...