Drive Chain Slack Adjustment - Yamaha RAPTOR YFM660RR 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
1. Contre-écrou (× 2)
3. Repères d'alignement
1. Contratuerca (× 2)
3. Marcas de alineación
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 locknuts on each side of the swin-
garm. To tighten the drive chain, turn the ad-
justing bolts in direction a. To loosen the
drive chain, turn the adjusting bolts in direc-
tion b and push the wheels forward. Turn
each adjusting bolt exactly the same amount
to maintain correct axle alignment.
NOTE:
_
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 locknuts 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)
8-83
EBU01194