Yamaha TT-R50E Owner's Service Manual page 164

STEERING HEAD INSPECTION AND ADJUSTMENT
6
7
8
9
8
0
9
0
9
a
6
a
7
b
• Remove the special washer 6.
• Remove the upper ring nut 7, and rubber
washer 8.
• Loosen the lower ring nut 9 using the
steering nut wrench 0.
Steering nut wrench:
YU-33975/90890-01403
• Tighten the lower ring nut 9 using steer-
ing nut wrench 0 and turn the steering
right and left a few times.
NOTE:
Set the torque wrench to the steering nut
wrench so that they form a right angle.
Steering nut wrench:
YU-33975/90890-01403
Lower ring nut (initial tightening):
38 Nm (3.8 m • kg, 27 ft • lb)
• Loosen the lower ring nut completely.
• Retighten the lower ring nut using the
steering nut wrench.
WARNING
Avoid over-tightening.
Ring nut (final tightening):
4 Nm (0.4 m • kg, 2.9 ft • lb)
• Check the steering stem by turning it lock
to lock. If there is any binding, remove the
steering stem assembly and inspect the
steering bearings.
• Install the rubber washer 8, upper ring nut
7 and special washer 6.
NOTE:
• Tighten the upper ring nut until it contacts
the rubber washer.
• Insert the special washer pawls a into the
slots b. If the slots are not aligned, tighten
the upper ring nut for alignment.
• Install the upper bracket, steering stem nut
and upper bracket bolts, handlebar.
Steering stem nut:
110 Nm (11.0 m • kg, 80 ft • lb)
Upper bracket bolt:
32 Nm (3.2 m • kg, 23 ft • lb)
3 - 21
INSP
ADJ