Refer to “rear sprocket / rear sprocket mounting drum removal and installation” .
Dust seal
Inspect the dust seal for wear or damage. If any damage is found, replace the dust seal with a new one.

Bearing
Inspect the play of the sprocket mounting drum bearing by hand while it is in the drum. Rotate the inner race by hand to inspect for abnormal noise and smooth rotation.
Replace the bearing if there is anything unusual.

Engine sprocket and rear sprocket
Inspect the sprocket teeth for wear. If they are worn as shown, replace the engine sprocket, rear sprocket and drive chain as a set.

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Wheel damper
Inspect the dampers for wear and damage. Replace the dampers if there is anything unusual.

Drive chain
Refer to “drive chain inspection and adjustment” in section 0b .
Rear sprocket / rear sprocket mounting drum removal and installation
Sprocket mounting drum dust seal / bearing removal and installationIsc valve preset and opening initialization
When removing or replacing the isc valve, set the isc
valve to the following procedures:
turn the ignition switch on.
Set up the sds tool. (Refer to the sds operation
manual for further details.)
Click the “active control”.
Click the “isc learned value reset” (1) ...
Pair system inspection
Inspect pair system
every 12 000 km (7 500 miles, 24 months)
Inspect the pair (air supply) system periodically. Refer to “pair system
inspection” in section 1b .
Throttle valve synchronization
Inspect throttle valve synchronization
initially at 1 000 km (600 miles, 2 months) (e-33 only)
and ...
Special tools and equipment
Recommended service material
Note
required service material is also described in the following.
“Water hose routing diagram” “water pump components” “water
pump construction”
Special tool
...