Adjusting The Chain Tension; Checking The Chain, Rear Sprocket, Engine Sprocket, And Chain Guide - Husqvarna FC 250 2017 Repair Manual

14.8.5

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.
14.8.6

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

Incorrect chain tension damages components and results in accidents.
Preparatory work
-
Raise the motorcycle with a lift stand.
-
Check the chain tension.
Main work
-
Loosen nut
-
Loosen nuts
-
Adjust the chain tension by turning adjusting screws @) left
and right.
Guideline
Chain tension
Turn adjusting screws @) on the left and right so that the
markings on the left and right chain adjusters are in the
same position relative to reference marks t). The rear
wheel is then correctly aligned.
-
Tighten nuts
-
Make sure that chain adjusters
adjusting screws
-
Tighten nut
Guideline
Nut, rear wheel spin-
die
• Info
I
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.
(IUI
(IUI p. 124)
O.
8.
55 ... 58 mm (2.17 ...
1
2.28 in)
8.
8
are fitted correctly on
8.
O.
M25x1 .5
8
can be turned by 180
(IUI
WHEELS 14
p. 12)
80 Nm (59 lbf ft)
.
°
..
(IUI p. 12)
p. 12)
125