Yamaha YZF-R1K Service Manual page 262

7
FRONT WHEEL AND BRAKE DISCS
7 - 8
1. Remove:
• balancing weight(-s)
2. Find:
• front wheel's heavy spot
a. Place the front wheel on a suitable
balancing stand.
b. Spin the front wheel.
c. When the front wheel stops, put an
"X " mark at the bottom of the wheel.
1
d. Turn the front wheel 90˚ so that the
"X " mark is positioned as shown.
1
e. Release the front wheel.
f. When the front wheel stops, put an
"X " mark at the bottom of the wheel.
2
g. Repeat steps (a) through (d) several
times until all the marks come to rest
at the same spot.
h. The spot where all the marks come to
rest is the front wheel's heavy spot
"X".
3. Adjust:
• front wheel static balance
a. Install a balancing weight 1 onto the
rim exactly opposite the heavy spot
"X".
NOTE:
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
position, install a heavier weight.
d. Repeat steps (b) and (c) until the front
wheel is balanced.
CHAS