Yamaha YZ250F(E), Owner'S Service Manual

Page: 170 / 356

FRONT FORK
4-46
25.Loosen:
• Rebound damping force adjuster “1”
TIP
• Before loosening the damping force adjuster,
record the setting position.
• Unless the damping force adjuster is fully
loosened, correct damping characteristic can-
not be obtained after installation.
26.Install:
• Damper adjusting rod “1”
• Copper washer “2”
• Adjuster “3”
(to the damper assembly “4”)
TIP
• While compressing the inner tube “5”, set the
cap bolt ring wrench “7” between the inner
tube and locknut “6”.
• Fully finger tighten the adjuster onto the
damper assembly.
27.Measure:
• Gap “a” between the adjuster “1” and the
locknut “2”
Out of specification

Retighten and read-
just the locknut.
TIP
If it is installed with a gap out of specification,
correct damping force cannot be obtained.
28.Tighten:
• Adjuster (locknut) “1”
TIP
Hold the locknut “2” and tighten the adjuster.
29.Install:
• Adjuster “1”
(to the inner tube)
Cap bolt ring wrench
90890-01501
YM-01501
1
New
Gap “a” between the adjuster and
the locknut
0.5–1.0 mm (0.02–0.04 in)
Adjuster (locknut)
29 Nm (2.9 m·kgf, 21 ft·lbf)
Adjuster
55 Nm (5.5 m·kgf, 40 ft·lbf)
LOCTITE®
1
2
a
T
R
.
.
T
R
.
.
1
LT