Periodic maintenance and adjustment
6-22
6 4. If the drive chain slack is incorrect,
adjust it as follows.
EAU62982
To adjust the drive chain slack
Consult a Yamaha dealer before ad-
justing the drive chain slack.
1. Remove the drive chain puller cap,
and then loosen the axle nut and
the locknut on each side of the
swingarm.
2. To tighten the drive chain, turn the
drive chain slack adjusting nut on
each side of the swingarm in di-
rection (a). To loosen the drive
chain, turn the adjusting nut on
each side of the swingarm in di-rection (b), and then push the rear
wheel forward. NOTICE: Improp-
er drive chain slack will over-
load the engine as well as other
vital parts of the motorcycle and
can lead to chain slippage or
breakage. To prevent this from
occurring, keep the drive chain
slack within the specified limits.
[ECA10572]
TIPUsing the alignment marks on each
side of the swingarm, make sure that
both drive chain pullers are in the same
position for proper wheel alignment.
1. Drive chain slack
1
1. Locknut
2. Drive chain puller cap
1. Axle nut
12
1
1. Drive chain slack adjusting nut
1
(a)(b)
UB04E0E0.book Page 22 Wednesday, September 2, 2015 3:51 PM
