Yamaha XV19SX(C), Service Manual, Page: 176 / 494

FRONT WHEEL
4-23
2. Check:
• Tire
• Front wheel
Damage/wear
→
Replace.
Refer to “CHECKING THE TIRES” on page
3-29 and “CHECKING THE WHEELS” on
page 3-31.
3. Measure:
• Radial wheel runout “1”
• Lateral wheel runout “2”
Over the specified limits
→
Replace.
4. Check:
• Wheel bearings
Front wheel turns roughly or is loose
→
Re-
place the wheel bearings.
• Oil seals
Damage/wear
→
Replace.
EAS21960
ASSEMBLING THE FRONT WHEEL
1. Install:
• Wheel bearings
• Oil seals
▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼▼▼
a. Install the new wheel bearings and oil seals in
the reverse order of disassembly.
CAUTION:
EC1D71011
Do not contact the wheel bearing inner race
“1” or balls “2”. Contact should be made
only with the outer race “3”.
NOTE:
Use a socket “4” that matches the diameter of
the wheel bearing outer race and oil seal.
▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲▲▲
EAS21970
ADJUSTING THE FRONT WHEEL STATIC
BALANCE
NOTE:
• After replacing the tire, wheel or both, the front
wheel static balance should be adjusted.
• Adjust the front wheel static balance with the
brake disc installed.
1. Remove:
• Balancing weight(s)
2. Find:
• Front wheel’s heavy spot
NOTE:
Place the front wheel on a suitable balancing
stand.
▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼▼▼
a. Spin the front wheel.
b. When the front wheel stops, put an “X
1
” mark
at the bottom of the wheel.
Radial wheel runout limit
1.0 mm (0.04 in)
Lateral wheel runout limit
0.5 mm (0.02 in)
New
New