PERIODIC MAINTENANCE AND ADJUSTMENT
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4. If the drive chain slack is incorrect,
adjust it as follows.
EAU53050
To adjust the drive chain slack
Consult a Yamaha dealer before ad-
justing the drive chain slack.
1. Loosen the brake pedal free play
adjusting nut.
2. Loosen the axle nut.
3. Loosen the drive chain puller lock-
nut at each end of the swingarm.
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 drive
chain slack will overload the en-
gine as well as other vital parts
of the motorcycle and can lead
to chain slippage or breakage. If
the drive chain slack is more
than 50.0 mm (1.97 in), the chain
can damage the frame, swing-
arm, and other parts. To prevent
this from occurring, keep the
drive chain slack within the
specified limits.
[ECA17790]
TIP
Using 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.
5. Tighten the locknuts, and then
tighten the axle nut to the specified
torques.
1. Drive chain slack
1. Brake pedal free play adjusting nut
1. Axle nut
2. Drive chain puller locknut
3. Drive chain slack adjusting nut
4. Alignment marks
5. Drive chain puller
5
4
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U46B13E0.book Page 25 Monday, September 12, 2011 1:30 PM