Yamaha MT-10 2020 Owner's Manual page 84

Periodic maintenance and adjustment
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2
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1. Drive chain slack
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Drive chain slack:
20.0–30.0 mm (0.79–1.18 in)
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4. If the drive chain slack is incorrect,
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adjust it as follows. NOTICE: Im-
proper drive chain slack will
overload the engine as well as
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other vital parts of the motorcy-
cle and can lead to chain slip-
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page or breakage. To prevent
this from occurring, keep the
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drive chain slack within the
specified limits.
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To adjust the drive chain slack
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Consult a Yamaha dealer before ad-
justing the drive chain slack.
1. Loosen the axle nut and the lock-
nut on each side of the swingarm.
2. To tighten the drive chain, turn the
drive chain slack adjusting bolt on
each side of the swingarm in direc-
tion (a). To loosen the drive chain,
turn the adjusting bolt on each side
1
of the swingarm in direction (b),
and then push the rear wheel for-
ward.
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.
[ECA10572]
EAU74260
1. Axle nut
2. Drive chain puller
3. Drive chain slack adjusting bolt
4. Locknut
5. Alignment marks
8-24
2 3 4
1
(a)
(b)
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3. Tighten the axle nut, then the lock-
nuts to their specified torques.
Tightening torques:
Axle nut:
190 N·m (19 kgf·m, 140 lb·ft)
Locknut:
16 N·m (1.6 kgf·m, 12 lb·ft)
4. Make sure that the drive chain pull-
ers are in the same position, the
drive chain slack is correct, and
the drive chain moves smoothly.