Yamaha 2001 YZ426F/LC, Owner'S Service Manual

Page: 218 / 626

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INSP
ADJ
REAR SHOCK ABSORBER SPRING PRELOAD
ADJUSTMENT
EC36M013
REAR SHOCK ABSORBER SPRING
PRELOAD ADJUSTMENT
1. Elevate the rear wheel by placing the
suitable stand under the engine.
2. Remove:
●
Rear frame
3. Loosen:
●
Locknut 1
4. Adjust:
●
Spring preload
By turning the adjuster
2 .
* For EUROPE
NOTE:
●
Be sure to remove all dirt and mud from
around the locknut and adjuster before
adjustment.
●
The length of the spring (installed) changes
1.5 mm (0.06 in) per turn of the adjuster.
CAUTION:
Never attempt to turn the adjuster beyond
the maximum or minimum setting.
5. Tighten:
●
Locknut
6. Install:
●
Rear frame
Stiffer
→
Increase the spring preload.
(Turn the adjuster
2 in.)
Softer
→
Decrease the spring preload.
(Turn the adjuster
2 out.)
Spring length (installed)
a
:
Standard length Extent of adjustment
248 mm (9.76 in)
*262 mm (10.31 in)
247 ~ 265 mm
(9.72 ~ 10.43 in)
*257 ~ 275 mm
(10.12 ~ 10.83 in)
T
R .
.
29 Nm (2.9 m · kg, 21 ft · lb)