11 SERVICE WORK ON THE CHASSIS
49
B01805-10
Main work
–
Loosen nut
1
.
–
Loosen nuts
2
.
–
Adjust the chain tension by turning adjusting screws
3
to the left and right.
Guideline
Chain tension
55… 58 mm (2.17… 2.28 in)
Turn adjusting screws
3
on the left and right so that the markings on the left and
right chain adjusters are in the same position relative to reference marks
A
. The
rear wheel is then correctly aligned.
–
Tighten nuts
2
.
–
Make sure that chain adjusters
4
are fitted correctly on adjusting screws
3
.
–
Tighten nut
1
.
Guideline
Nut, rear wheel spindle
M20x1.5
80 Nm (59 lbf ft)
Info
The wide adjustment range of the chain adjusters (32 mm) enables different
secondary ratios with the same chain length.
Chain adjusters
4
can be turned by 180°.
Finishing work
–
Remove the motorcycle from the lift stand. (
11.41
Checking the chain, rear sprocket, engine sprocket and chain guide
Preparatory work
–
Raise the motorcycle with the lift stand. (
400227-01
Main work
–
Shift gear to neutral.
–
Check the rear sprocket and engine sprocket for wear.
» If the rear sprocket or engine sprocket is worn:
–
Change the drivetrain kit.
x
Info
The engine sprocket, rear sprocket and chain should always be
changed together.
400987-10
–
Pull on the upper part of the chain with the specified weight
A
.
Guideline
Weight, chain wear measurement
10… 15 kg (22… 33 lb.)
–
Measure the distance
B
of 18 chain links 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 the distance
B
is greater than the specified measurement:
–
Change the drivetrain kit.
x
Info
When you mount a new chain, you should also change the rear
sprocket and engine sprocket.
New chains wear out faster on old, worn sprockets.
Содержание 125 TC EU
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