Yamaha XV19SX(C), Service Manual

Page: 141 / 494

CHASSIS
3-28
c. Loosen the lower ring nut completely, and
then tighten it to specification with a steering
nut wrench.
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, remove
the lower bracket and check the upper and
lower bearings.
Refer to “STEERING HEAD” on page 4-77.
e. Install the rubber washer “3”.
f. Install the upper ring nut.
g. Finger tighten the upper ring nut “2”, 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”.
NOTE:
Make sure the lock washer tabs “a” sit correctly
in the ring nut slots “b”.
▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲▲▲
5. Install:
• Upper bracket
Refer to “FRONT FORK” on page 4-66.
EAS21530
CHECKING THE FRONT FORK
1. Stand the vehicle on a level surface.
WARNING
EWA13120
Securely support the vehicle so that there is
no danger of it falling over.
2. Check:
• Inner tube
Damage/scratches
→
Replace.
• Oil seal
Oil leakage
→
Replace.
3. Hold the vehicle upright and apply the front
brake.
4. Check:
• Front fork operation
Push down hard on the handlebar several
times and check if the front fork rebounds
smoothly.
Rough movement
→
Repair.
Refer to “FRONT FORK” on page 4-66.
EAS21590
ADJUSTING THE REAR SHOCK ABSORBER
ASSEMBLY
WARNING
EWA13120
Securely support the vehicle so that there is
no danger of it falling over.
Spring preload
CAUTION:
ECA13590
Never go beyond the maximum or minimum
adjustment positions.
1. Adjust:
• Spring preload
NOTE:
Adjust the spring preload with the special
wrench “1”.
▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼▼▼
a. Loosen the locknut “2”.
T
R
.
.
Lower ring nut (final tightening
torque)
18 Nm (1.8 m·kg, 13 ft·lb)