PERIODIC MAINTENANCE AND ADJUSTMENT
6-28
6
EAU22762
Drive chain slack
The drive chain slack should be
checked before each ride and adjusted
if necessary.
EAU22795
To check the
d
rive chain slack
1. Place the motorcycle on the cen-
terstand.
2. Shift the transmission into the
neutral position.
3. Measure the drive chain slack as
shown.
4. If the drive chain slack is incorrect,
adjust it as follows.
EAU53951
To a
d
just the
d
rive chain slack
Consult a Yamaha dealer before ad-
justing the drive chain slack.
1. Take the motorcycle off the cen-
terstand, and then put the side-
stand down.
2. Loosen the locknut at each end of
the swingarm, and then loosen the
axle nut.
3. Place the motorcycle on the cen-
terstand.
4. To tighten the drive chain, turn the
drive chain slack adjusting nut at
each end of the swingarm in direc-
tion (a). To loosen the drive chain,
turn the adjusting nut at each end
of the swingarm in direction (b),
and then push the rear wheel for-
ward.
NOTICE:
Improper
d
rive
chain slack will overloa
d
the en-
g
ine as well as other vital parts
of the motorcycle an
d
can lea
d
to chain slippa
g
e or
b
reaka
g
e.
To prevent this from occurrin
g
,
keep the
d
rive chain slack with-
in the specifie
d
limits.
[ECA10572]
TIP
Using the alignment marks on each
drive chain puller, make sure that both
chain pullers are in the same position
for proper wheel alignment.
1. Drive chain slack
Drive chain slack:
45.0–55.0 mm (1.77–2.17 in)
1
1. Axle nut
2. Drive chain slack adjusting nut
3. Locknut
3
1
2
(a)
(b)
U1CWE4E0.book Page 28 Wednesday, August 6, 2014 2:59 PM