Adjusting The Chain Tension - Husqvarna FC 250 2015 Repair Manual

WHEELS
14
14.6.6

Adjusting the chain tension

Warning
Danger of accidents
If the chain is tensioned too much, the chain, engine sprocket, rear sprocket, transmission and rear wheel bearings wear
more quickly. Some components may break if overloaded.
If the chain is too loose, the chain may fall off the engine sprocket or the rear sprocket. As a result, the rear wheel locks or
the engine will be damaged.
-
Check the chain tension regularly.
-
Set the chain tension in accordance with the specification.
Preparatory work
Raise the motorcycle with a lift stand.
Main work
Pull the chain at the end of the chain sliding component upwards to measure
chain tension f).
• Info
I
The lower chain section
Chain wear is not always even, so you should repeat this measurement at
different chain positions.
I
Chain tension
If the chain tension does not meet specifications:
-
Adjust the chain tension.
Finishing work
Remove the motorcycle from the lift stand.
Incorrect chain tension damages components and results in accidents.
Preparatory work
Raise the motorcycle with a lift stand.
Check the chain tension.(� p. 91)
Main work
(FC 250 EU)
Loosen nut
Loosen nuts@.
Adjust the chain tension by turning adjusting screws
Guideline
Chain tension
Turn adjusting screws
left and right chain adjusters are in the same position relative to reference
marks f). The rear wheel is then correctly aligned.
Tighten nuts@.
Make sure that chain adjusters
screws (5).
Tighten nut
Guideline
I
Nut, rear wheel spindle
•
I
(�
O
must be taut.
(� p. 92)
(�
O.
(D
on the left and right so that the markings on the
8
O.
Info
The wide adjustment range of the chain adjusters (32 mm (1 .26 in))
enables different secondary ratios with the same chain length.
8
Chain adjusters can be turned by 180
p. 10)
I
55 ... 58 mm (2.17 ... 2.28 in)
(� p. 10)
p. 10)
(D
left and right.
I
55 ... 58 mm (2.17 ... 2.28 in)
are fitted correctly on adjusting
M20x1.5 I 80 Nm (59 lbf ft)
.
°
92