3-24
PERIODIC MAINTENANCE
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:
• Upper bracket
Refer to “STEERING HEAD” on page 4-90.
4. 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 tight-
en it to specification with a steering nut
wrench “5”.
• Set a torque wrench at a right angle to the
steering nut wrench.
• Move the steering to the left and right a couple
of time to check that it moves smoothly.
c. Loosen the lower ring nut completely, then
tighten it to specification.
WARNING
EWA13140
Do not overtighten the lower ring nut.
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, re-
move the lower bracket and check the up-
per and lower bearings.
Refer to “STEERING HEAD” on page 4-90.
e. Install the rubber washer “3”.
f. Install the upper ring nut “2”.
g. Finger tighten the upper ring nut “2”, then
align the slots of both ring nuts. If neces-
sary, hold the lower ring nut and tighten the
upper ring nut until their slots are aligned.
h. Install the lock washer “1”.
Make sure the lock washer tabs “a” sit correctly
in the ring nut slots “b”.
5. Install:
• Upper bracket
Refer to “STEERING HEAD” on page 4-90.
EAS30646
LUBRICATING THE STEERING HEAD
1. Lubricate:
• Upper bearing
• Lower bearing
• Bearing race
Steering nut wrench
90890-01403
Exhaust flange nut wrench
YU-A9472
Lower ring nut (initial tightening
torque)
52 N·m (5.2 kgf·m, 38 lb·ft)
Lower ring nut (final tightening
torque)
16 N·m (1.6 kgf·m, 12 lb·ft)
Recommended lubricant
Lithium-soap-based grease
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