Yamaha TW200N Service Manual page 50

FRONT WHEEL AND BRAKE DISC
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2. Measure:
• brake disc deflection
Out of specification → Correct the brake
disc deflection or replace the brake disc.
Max. brake disc deflection
0.15 mm (0.006 in)
a. Place the motorcycle on a suitable stand so
that the wheel is elevated.
b. Before measuring the front brake disc
deflection, turn the handlebars to the left or
right to ensure that the front wheel is sta-
tionary.
c. Remove the brake caliper.
d. Hold the dial gauge at a right angle against
the brake disc surface.
e. Measure the deflection 2 ~ 3 mm (0.08 ~
0.12 in) below the edge of the brake disc.
3. Measure:
• brake disc thickness
Measure the brake disc thickness at a few
different locations.
Out of specification → Replace.
Min. brake disc thickness
Standard:3.5mm (0.14 in)
Limit:3.0 mm (0.12 in)
4. Adjust:
• brake disc deflection
a. Remove the brake disc.
b. Rotate the brake disc by one bolt hole.
c. Install the brake disc.
NOTE:
Tighten the brake disc bolts in stages and in a
crisscross pattern.
Brake disc bolt
13 Nm (1.3 m · kg, 9.4 ft · lb)
®
LOCTITE
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