Yamaha WR45OFR service manual Cautio N

STEERING HEAD INSPECTION AND ADJUSTMENT

INSP

ADJ

●Tighten the ring nut 3 using ring nut wrench 4.

NOTE:

Set the torque wrench to the ring nut wrench so that they form a right angle.

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Ring nut wrench: YU-33975/90890-01403

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.

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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.

NOTE:

●The handlebar holder should be installed with the punched mark a forward.

●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.

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Steering shaft nut:

145 Nm (14.5 m • kg, 105 ft • lb) Handlebar holder:

28 Nm (2.8 m • kg, 20 ft • lb) Pinch bolt (handle crown):

23 Nm (2.3 m • kg, 17 ft • lb) Headlight (left and right):

10 Nm (1.0 m • kg, 7.2 ft • lb) Headlight (lower):

7 Nm (0.7 m • kg, 5.1 ft • lb)

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