Checking The Chain, Rear Sprocket, Engine Sprocket, And Chain Guide - Husqvarna FC 250 Owner's Manual

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

A 0 0 A
B 0 0 0 B
1 2 3 16 17 18
11 SERVICE WORK ON THE CHASSIS
Guideline
Nut, rear wheel spin-
dle
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 to idle.
–
Check the rear sprocket and engine sprocket for wear.
» If the rear sprocket or engine sprocket is worn:
–
Change the drivetrain kit.
400227-01
–
Pull at the top part of the chain with the specified weight
Guideline
Weight, chain wear mea-
surement
–
Measure distance
section.
Info
Chain wear is not always even, so you should repeat
this measurement at different chain positions.
Maximum distance
the longest chain section
»
If distance
–
Change the drivetrain kit.
400987-10
M25x1.5 80 Nm (59 lbf ft)
4 can be turned by 180°.
p. 46)
Info
The engine sprocket, rear sprocket, and chain
should always be replaced together.
10 ... 15 kg (22 ... 33 lb.)
B
of 18 chain rollers in the lower chain
B 272 mm (10.71 in)
at
B
is greater than the specified measurement:
Info
When the chain is replaced, the rear sprocket
and engine sprocket should also be changed.
New chains wear out faster on an old, worn
rear sprocket or engine sprocket.
p. 46)
A
.
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