3-20
PERIODIC MAINTENANCE
b. Loosen the lower ring nut “4” and then tight-
en it to specification with a steering nut
wrench “5”.
• Set the torque wrench at a right angle to the
steering nut wrench.
• Move the steering to the left and right a couple
of times to check that it moves smoothly.
c. Loosen the lower ring nut completely, then
tighten it to specification.
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 4-74.
e. Install the rubber washer “3”.
f. Install the upper ring nut “2”.
g. Finger tighten the upper ring nut, 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”.
Make sure the lock washer tabs “a” sit correctly
in the ring nut slots “b”.
5. Install:
• Upper bracket
Refer to “HANDLEBAR” on page 4-57.
EAS30646
LUBRICATING THE STEERING HEAD
1. Lubricate:
• Upper bearing
• Lower bearing
• Bearing race
EAS31186
CHECKING THE CHASSIS FASTENERS
Make sure that all nuts, bolts, and screws are
properly tightened.
Refer to “CHASSIS TIGHTENING TORQUES”
on page 2-12.
EAS30804
LUBRICATING THE BRAKE LEVER
Lubricate the pivoting point and metal-to-metal
moving parts of the lever.
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)
14 N·m (1.4 kgf·m, 10 lb·ft)
Recommended lubricant
Lithium-soap-based grease
Recommended lubricant
Silicone grease
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