Yamaha WR450F(T) - Page 270

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INSP
ADJ
STEERING HEAD INSPECTION AND ADJUSTMENT
• Tighten the ring nut 3 using ring nut
wrench 4.
N
OTE:
Set the torque wrench to the ring nut wrench
so that they form a right angle.
Ring nut wrench:
YU-33975/90890-01403
T
R
.
.
Ring nut (initial tightening):
38 Nm (3.8 m • kg, 27 ft • lb)
• Loosen the ring nut one turn.
• Retighten the ring nut using the ring nut
wrench.
WARNING
Avoid over-tightening.
T
R
.
.
Ring nut (final tightening):
7 Nm (0.7 m • kg, 5.1 ft • lb)
• Check the steering shaft by turning it lock
to lock. If there is any binding, remove the
steering shaft assembly and inspect the
steering bearings.
• Install the plain washer 5, handle crown
6, plain washer 7, steering shaft nut 8,
steering shaft cap 9, handlebar 0, han-
dlebar holder A and headlight B.
N
OTE:
• The handlebar holder should be installed
with the punched mark a forward.
• Install the handlebar so that the marks b
are in place on both sides.
• Insert the end of the fuel breather hose C
into the hole in the steering shaft cap.
CAUTION:
First tighten the bolts on the front side of
the handlebar holder, and then tighten
the bolts on the rear side.