Checking The Chain, Rear Sprocket, Engine Sprocket, And Chain Guide - GAS GAS EC 250 2021 Owner's Manual

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12.35

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

Main work
1
Loosen nut
.
2
Loosen nuts
Adjust the chain tension by turning adjusting screws
right.
Guideline
Chain tension
Turn adjusting screws
ings on the left and right chain adjusters are in the same position
relative to reference marks
aligned.
2
Tighten nuts
Make sure that chain adjusters
3
screws
.
1
Tighten nut
Guideline
Nut, rear wheel spindle
S04452-10
Info
The wide adjustment range of the chain adjusters (32 mm
(1.26 in)) 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 a lift stand. (
Main work
Shift the transmission into neutral.
Check the chain, rear sprocket, and engine sprocket for wear.
»
If the chain, rear sprocket or engine sprocket is worn:
Change the drivetrain kit.
400227-01
SERVICE WORK ON THE CHASSIS 12
.
55 ... 58 mm (2.17 ... 2.28 in)
3
on the left and right so that the mark-
A
. The rear wheel is then correctly
.
4
are fitted correctly on adjusting
.
M20x1.5
80 Nm (59 lbf ft)
4
can be turned by 180°.
p. 52)
Info
The engine sprocket, rear sprocket, and chain
should always be replaced together.
3
left and
p. 52)
75

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Ec 300 2021F0303u7F0403u7F0475u7

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