Husqvarna CR 125 2011 Specifications - Operation - Maintenance page 85

CHAIN ADJUSTMENT (Fig. A)
Chain should be checked, adjusted and lubricated as per the
Maintenance Chart to ensure security and prevent excessive
wear. If the chains becomes badly worn or is poorly adjusted
(i.e., if it is too loose or too taught), it could escape from sprock-
et or break.
To adjust the rear chain it is necessary to lower the rear part of
motorcycle so to line up the drive sprocket axle, the rear swing
arm axle and the rear wheel axle as shown on drawing. Than
let turn three times the rear wheel. Now the chain should not
be tight.
Fig. A
Drive sprocket axle
Rear swing arm axle
Fast adjustment (Fig. B.)
Push the chain towards the final part of runner and check that
between the two elements a distance "A" from 0 to 2 mm is
present. If this is not the case, go on as follows:
- Unloose the fastening nut of the wheel pin (1) on the right
side;
- Unloose the lock nuts (2) on both chain adjusters and turn the
screws (3) to obtain the correct tension value;
- Tighten the lock nuts.
After adjustment check that the wheel is lined up and tighten
its axle.
Rear wheel axle
Fig. B
3
1
2
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