Drive Chain Slack - Yamaha Star XV250X Owner's Manual

PERIODIC MAINTENANCE AND MINOR REPAIR

Drive chain slack

The drive chain slack should be
checked before each ride and adjusted
if necessary.
To check the drive chain slack
1. Place the motorcycle on the side-
stand.
NOTE:
When checking and adjusting the drive
chain slack, there should be no weight
on the motorcycle.
2. Shift the transmission into the neu-
6
tral position.
3. Move the rear wheel by pushing
the motorcycle to locate the tight-
est portion of the drive chain, and
then measure the drive chain slack
as shown.
Drive chain slack:
30.0–40.0 mm (1.18–1.57 in)
EAU22760
EAU22773
1. Drive chain slack
4. If the drive chain slack is incorrect,
adjust it as follows.
To adjust the drive chain slack
1. Loosen the brake pedal free play
adjusting nut.
1. Brake pedal free play adjusting nut
6-24
2. Remove the cotter pin from the
axle nut, and then loosen the axle
nut.
3. Loosen the chain puller locknut at
each end of the swingarm.
4. To tighten the drive chain, turn the
adjusting nut at each end of the
swingarm in direction (a). To loos-
en the drive chain, turn the adjust-
ing nut at each end of the
swingarm in direction (b), and then
push the rear wheel forward.
NOTE:
Using the alignment marks on each
EAU22860
side of the swingarm, make sure that
both chain pullers are in the same posi-
tion for proper wheel alignment.