Checking The Chain, Rear Sprocket Motor Sprocket, And Chain Guide - KTM 250 XC-W 2018 Owner's Manual

12 SERVICE WORK ON THE CHASSIS
12.38
86
E00330-10
Checking the chain, rear sprocket, motor sprocket, and chain guide
400227-01
Main work
–
1
Loosen nut .
–
Loosen nuts 2 .
–
Adjust the chain tension by turning adjusting screws
and right.
Guideline
Chain tension
3
Turn adjusting screws
markings on the left and right chain adjusters are in the
same position relative to reference marks
wheel is then correctly aligned.
–
2
Tighten nuts .
–
Make sure that chain adjusters
3
adjusting screws .
–
1
Tighten nut .
Guideline
Nut, rear wheel spin-
dle
Info
The wide adjustment range of the chain adjusters
(32 mm (1.18 in)) enables different secondary ratios
with the same chain length.
4
Chain adjusters
Finishing work
–
Remove the motorcycle from the lift stand. (
Preparatory work
–
Raise the motorcycle with a lift stand. (
Main work
–
Shift the transmission to idle.
–
Check the rear sprocket and motor sprocket for wear.
» If the rear sprocket and motor sprocket are worn:
–
Change the drivetrain kit.
Info
The motor sprocket, rear sprocket, and chain
should always be replaced together.
3
55 ... 58 mm (2.17 ...
2.28 in)
on the left and right so that the
A . The rear
4 are fitted correctly on
M20x1.5 80 Nm (59 lbf ft)
can be turned by 180°.
p. 63)
p. 63)
left