Yamaha VINO YJ50RAP, Service Manual

Page: 68 / 228

3 - 21
CHK
ADJ
CHECKING AND ADJUSTING THE STEERING HEAD
NOTE:
@
Place the scooter on a suitable stand so that
the front wheel is elevated.
2. Check:
• steering head
Grasp the bottom of the front fork legs and
gently rock the front fork.
Binding/looseness
→
Adjust the steering head.
3. Remove:
• center cover
• footrest board
Refer to “SIDE COVERS AND FOOTREST
BOARD”.
• leg shield
Refer to “FRONT PANEL AND LEG
SHIELD”.
4. Adjust:
• steering head
▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼▼▼
a. Remove the upper steering stem ring nut.
b. Loosen the upper race
1
and then tighten it
to specification with the steering nut wrench
(45 mm)
2
.
NOTE:
@
Set the torque wrench at a right angle to the
steering stem ring nut wrench.
c. Hold the upper race with a steering nut
wrench (45 mm) and tighten the upper steer-
ing stem ring nut
3
with a steering nut
wrench
4
.
d. Check the steering head for looseness or
binding by turning the front fork all the way
in both directions.
▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲▲▲
Steering nut wrench (45 mm)
YU-01444
T
R
.
.
Upper race
7 Nm (0.7 m · kg, 5.1 ft · lb)
Steering nut wrench
YU-33975
T
R
.
.
Upper steering stem ring nut
33 Nm (3.3 m · kg, 24 ft · lb)
2
1
3
4
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