CHK
ADJ
CHECKING AND ADJUSTING THE
STEERING HEAD
3-36
6. Adjust:
• Steering head
a. Remove the lock-washer
1
, the upper ring nut
2
and the rubber washer
3
.
b. Loosen the lower ring nut
4
and then tighten it
to the specified torque with the steering nut
wrench
5
.
c. Loosen back the lower ring nut in 1/4 and tighten it
to the specified torque.
d. Check the steering head for looseness or binding
by turning the front fork all the way in both
directions. If any binding is felt, remove the lower
bracket and check the upper and lower
bearings.
Refer to “STEERING HEAD” in chapter 4.
e. Install the rubber washer
2
.
f.
Install the upper ring nut
3
.
g. Finger tighten the upper ring nut
3
then align
the slots of both ring nuts. If necessary, hold the
lower ring nut and tighten the upper ring nut until
their slots are aligned.
h. Install the lock washer
1
.
TTTTTTTTTTTTTTTTTTTTTTTTTTTTT
T
T
TTTTTT
T
T
T
T
Lower ring nut
(initial tightening torque)
52 N.m (5.2 kgf.m, 38.4 ft.lb)
Do not over tighten the lower ring nut
V
V
V
V
V
WARNING
Lower ring nut
(final tightening torque)
18 N.m (1.8 kgf.m, 13.3 ft.lb)
Make sure the lock washer tabs
a
sit correctly in
the ring nut slots
b
.
NOTE:
T TT
T TT
T TT
T TT
T TT
T TT
T TT
T TT
T TT
T T
T
T
T TT
T TT
T
T
T
T
Steering nut wrench
90890-01403
Set the torque wrench at a right angle to the steering
nut wrench.
NOTE:
1
2
3
1
3
b
2
a
4
5
Summary of Contents for YBR250 2007
Page 1: ...YBR250 SERVICE MANUAL 5D1 F8197 E0 2007 ...
Page 2: ......
Page 359: ...YAMAHA MOTOR DA AMAZÔNIA LTDA ...
