Adjusting The Front Wheel Static Balance - Yamaha Vmax VMX17C 2009 Service Manual

ECA2S31010
NOTICE
Replace the wheel sensor rotor bolts with
new ones.
3. Measure:
• Wheel sensor rotor deflection
Out of specification → Correct the wheel sen-
sor rotor deflection or replace the wheel sen-
sor rotor.
Refer to "MAINTENANCE OF THE FRONT
WHEEL SENSOR AND SENSOR ROTOR"
on page 4-15.
Wheel sensor rotor deflection
limit
0.14 mm (0.0055 in)
EAS21970
ADJUSTING THE FRONT WHEEL STATIC
BALANCE
TIP
• After replacing the tire, wheel, or both, the front
wheel static balance should be adjusted.
• Adjust the front wheel static balance with the
brake discs installed.
1. Remove:
• Balancing weight(s)
2. Find:
• Front wheel's heavy spot
TIP
Place the front wheel on a suitable balancing
stand.
M MMM M MMM M M MMM M M MMM M
a. Spin the front wheel.
b. When the front wheel stops, put an "X
at the bottom of the wheel.
c. Turn the front wheel 90° so that the "X
is positioned as shown.
d. Release the front wheel.
e. When the wheel stops, put an "X
the bottom of the wheel.
M MMM M M MMM M MMM
" mark
1
" mark
1
" mark at
2
4-17
f. Repeat steps (c) through (e) several times
until all the marks come to rest at the same
spot.
g. The spot where all the marks come to rest is
the front wheel's heavy spot "X".
L LLL L LLL L L LLL L L LLL L
3. Adjust:
• Front wheel static balance
M MMM M MMM M M MMM M M MMM M
a. Install a balancing weight "1" onto the rim ex-
actly opposite the heavy spot "X".
TIP
Start with the lightest weight.
b. Turn the front wheel 90° so that the heavy
spot is positioned as shown.
c. If the heavy spot does not stay in that posi-
tion, install a heavier weight.
d. Repeat steps (b) and (c) until the front wheel
is balanced.
L LLL L LLL L L LLL L L LLL L
4. Check:
• Front wheel static balance
FRONT WHEEL
L LLL L L LLL L LLL
M MMM M M MMM M MMM
L LLL L L LLL L LLL