Drive Chain Slack Adjustment - Yamaha RAPTOR YFM660R Owner's Manual

1. Upper wheel hub nut
1. Écrou supérieur de moyeu de roue
2. Écrou inférieur de moyeu de roue
1. Tuerca superior del cubo de la rueda
2. Tuerca inferior del cubo de la rueda
1. Locknut (× 2)
3. Alignment marks (× 2)
1. Contre-écrou (× 2)
3. Repères d'alignement (× 2)
1. Contratuerca (× 2)
3. Marcas de alineación (× 2)
2. Lower wheel hub nut
2. Adjusting bolt (× 2)
2. Boulon de réglage (× 2)
2. Perno de ajuste (× 2)

Drive chain slack adjustment

1. Loosen the rear wheel hub upper and lower
nuts.
2. Loosen the adjusting bolt locknuts on each
side of the swingarm. To tighten the drive
chain, turn the adjusting bolts in direction a.
To loosen the drive chain, turn the adjusting
bolts in direction b and push the wheels for-
ward. Turn each adjusting bolt exactly the
same amount to maintain correct axle align-
ment.
There are alignment marks on each side of
the swingarm and on the hub. Use them to
check for proper wheel axle alignment.
3. After adjusting, tighten the adjusting bolt lock-
nuts and the wheel hub nuts to the specified
torques.
Tightening torques:
Locknut:
16 Nm (1.6 m·kgf)
Upper wheel hub nut:
90 Nm (9.0 m·kgf)
Lower wheel hub nut:
90 Nm (9.0 m·kgf)
8-81
EBU01026