12 SERVICE WORK ON THE CHASSIS
77
12.37
Checking the chain, rear sprocket, engine sprocket, and chain guide
Preparatory work
–
Raise the motorcycle with a lift stand. (
400227-01
Main work
–
Shift the transmission to idle.
–
Check the rear sprocket and engine sprocket for wear.
» If the rear sprocket and engine sprocket are worn:
–
Change the drivetrain kit.
Info
The engine sprocket, rear sprocket, and chain
should always be replaced together.
400987-10
–
Pull at the top part of the chain with the specified weight
A
.
Guideline
Weight, chain wear mea-
surement
10 … 15 kg (22 … 33 lb.)
–
Measure distance
B
of 18 chain rollers in the lower chain
section.
Info
Chain wear is not always even, so you should repeat
this measurement at different chain positions.
Maximum distance
B
at
the longest chain section
272 mm (10.71 in)
» If distance
B
is greater than the specified measurement:
–
Change the drivetrain kit.
Info
When the chain is replaced, the rear sprocket
and engine sprocket should also be changed.
New chains wear out faster on old, worn
sprockets.
