Yamaha YFM350R Owner's Manual page 112

1. Axle holding bolt (upper)
2. Axle holding bolt (lower)
3. Loosen the locknut on each side of the swing-
arm. To tighten the drive chain, turn the drive
8
chain slack adjusting bolts in direction (a). To
loosen the drive chain, turn the adjusting bolts
in direction (b) and push the wheels forward.
Turn each adjusting bolt exactly the same
amount to maintain correct axle alignment.
NOTICE: Improper drive chain slack will
overload the engine as well as other vital
parts of the ATV and can lead to drive
chain slippage or breakage. To prevent
this from occurring, keep the drive chain
slack within the specified limits.
TIP
There are alignment marks on both drive chain
pullers and an alignment mark on each side of the
swingarm. Make sure to align the same alignment
mark on both drive chain pullers with the alignment
mark on either side of the swingarm for proper
wheel alignment.
1. Locknut
2. Drive chain slack adjusting bolt
3. Alignment marks
4. Tighten the locknuts and the axle holding bolts
to the specified torques.
[ECB00542]
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