Generic Race 50, Service Manual

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7.3.2 Inspection
7.3.2.1 Inspect bending of the wheel spindle
Put the wheel axle on a V-shape seat and use dial indicator
to measure its excentricity.
Allowable limit
：
if the value exceeds 2.0mm, replace the
rim.
7.3.2.2 Inspect yawing of rim
Put the wheel ring on an accurate bracket, and examine its
swinging degree.
Rotate the wheel by hand, and read the swing degree.
Allowable limit
：
Vertical orientation
：
if the value exceeds 2.0mm, replace
the rim.
Transverse direction
：
if the value exceeds 2.0mm,
replace the rim.
7.3.2.3 Inspect the front wheel bearing
Remove front wheel axle, braking disk.
Remove front wheel left axle sheath, then remove the oil
seal.
Remove the axle.
Examine the rolling condition of the bearing.
If it doesn’t roll, or the bearing is damaged or loosened, it
should be replaced by new product.
7.3.3 Replace the bearing
After Dismantling the front wheel axle, front wheel as well as the intermediate axle sleeve and the left axle sleeve
Clearance
Axial direction
Radial direction
Clearance
B
olt