Brake Disc Inspection; Front Wheel Assembly - Yamaha YW50AP Service Manual

4
3
2
1
LS
FRONT WHEEL AND BRAKE DISC
5
New
6-4
4. Inspect:
8 Collar
Grooved wear→Replace the collar and
the oil seal as a set.
YP.....

BRAKE DISC INSPECTION

1. Measure:
8 Brake disc deflection1
Maximum deflection:
0.15 mm (0.0059 in)
Out of specification→Replace.
2. Measure:
8 Brake disc thicknessa
Brake disc thickness:
4.0 mm (0.16 in)
Minimum thickness:
3.5 mm(0.14 in)
Out of specification→Replace.
YP.....

FRONT WHEEL ASSEMBLY

1. Install:
8 Bearing 1
8 Collar 2
8 Spacer 3
8 Bearing 4
8 Oil seal 5
NOTE:
8 Apply the lithium soap base grease on the
bearing and oil seal lip when installing.
8 Use a socket that matches the outside diam-
eter of the race of the bearing.
8 Always use a new oil seal.
8 Install the oil seal with its manufacturer's
marks or numbers facing outward.
cC
Do not strike the inner race of balls of the bear-
ing. Contact should be made only with the
outer race.
CHAS