Yamaha RAPTOR YFM660RR, Owner'S Manual

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1. Spring preload adjusting nut
2. Locknut
3. Special wrench
1. Écrou de réglage de la précontrainte de ressort
2. Contre-écrou
3. Clé spéciale
1. Tuerca de ajuste de precarga del resorte
2. Contratuerca
3. Llave especial
A. Spring length
A. Longueur du ressort
A. Longitud del muelle
Adjust the spring preload as follows.
1. Loosen the locknut.
2. Turn the adjusting nut in direction
a
to in-
crease the spring preload and in direction
b
to decrease the spring preload.
3. The length of the spring (installed) changes
1.5 mm per turn of the adjusting nut.
NOTE:
_
A special wrench can be obtained at a Yamaha
dealer to make this adjustment.
_
4. Tighten the locknut to the specified torque.
CAUTION:
_
Always tighten the locknut against the adjust-
ing nut, then tighten it to the specified torque.
_
Measurement
A
:
Installed length:
Minimum (hard): 232 mm
Standard: 240 mm
Maximum (soft): 247 mm
Tightening torque:
42 Nm (4.2 m·kgf)
U5LP62.book Page 39 Wednesday, May 8, 2002 11:24 AM