Checking The Front Fork - Yamaha Vmax VMX17C 2009 Service Manual

b. Loosen the lower ring nut "4" and then tighten
it to specification with a steering nut wrench
"5".
Steering nut wrench
90890-01403
Exhaust flange nut wrench
YU-A9472
Lower ring nut (initial tightening
torque)
52 Nm (5.2 m·kgf, 37 ft·lbf)
TIP
Set the torque wrench at a right angle to the
steering nut wrench.
c. Loosen the lower ring nut completely and
then tighten it to specification with a steering
nut wrench.
EWA13140
WARNING
Do not overtighten the lower ring nut.
Lower ring nut (final tightening
torque)
18 Nm (1.8 m·kgf, 13 ft·lbf)
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 4-78.
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".
TIP
Make sure the lock washer tabs "a" sit correctly
in the ring nut slots "b".
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5. Install:
• Upper bracket
Refer to "STEERING HEAD" on page 4-78.
EAS21530

CHECKING THE FRONT FORK

1. Stand the vehicle on a level surface.
EWA13120
WARNING
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 4-68.
3-27
CHASSIS
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