Checking The Chain, Rear Sprocket, Engine Sprocket And Chain Guide - KTM 250 EXC-F 2013 Owner's Manual

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11
SERVICE WORK ON THE CHASSIS
11.40

Checking the chain, rear sprocket, engine sprocket and chain guide

Main work
Loosen nut
Loosen nuts
Adjust the chain tension by turning adjusting screws
Guideline
Chain tension
Turn adjusting screws
and right chain adjusters are in the same position relative to the reference
marks
A
Tighten nuts
Make sure that the chain adjusters
screws
.
3
Tighten nut
Guideline
Nut, rear wheel spindle
Info
The wide adjustment range of the chain adjusters (32 mm (1.26 in))
101360-10
enables different secondary ratios with the same chain length.
Chain adjusters
Finishing work
Remove the motorcycle from the lift stand. (
Preparatory work
Raise the motorcycle with the lift stand. (
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 rear sprocket or engine sprocket.
400227-01
Pull on the upper part of the chain with the specified weight
Guideline
Weight of chain wear measurement
Measure the distance
Info
Chain wear is not always even, so you should repeat this measurement at
different chain positions.
Maximum distance
chain section
»
If the distance
Change the chain.
400987-10
.
1
.
2
on the left and right so that the markings on the left
3
. The rear wheel is then correctly aligned.
.
2
4
.
1
can be turned by 180°.
4
Info
The engine sprocket, rear sprocket and chain should always be
replaced together.
of 18 chain links in the lower chain section.
B
at the longest
B
is greater than the specified measurement:
B
x
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.
left and right.
3
55... 58 mm (2.17... 2.28 in)
are fitted correctly on the adjusting
M20x1.5
80 Nm (59 lbf ft)
p. 44)
p. 44)
x
.
A
10... 15 kg (22... 33 lb.)
272 mm (10.71 in)
63

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This manual is also suitable for:

250 exc-f six days 2013250 xcf-w 2013

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