Checking The Brake Disc - Yamaha Sirius T110LSE Service Manual

FRONT WHEEL AND BRAKE DISC (T110LSE)
d. Install the new wheel bearings and oil seals
in the reverse order of disassembly.
cC
Do not contact the wheel bearing inner race
4 4 or balls 5 5 . Contact should be made only
with the outer race 6 6 .
NOTE:
Use a socket 7 that matches the diameter of
the wheel bearing outer race and oil seal.
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CHECKING THE BRAKE DISC

1. Check:
9brake disc
Damage/galling → Replace.
2. Measure:
9brake disc deflection
Out of specification → Correct the brake
disc deflection or replace the brake disc.
Brake disc deflection limit (maxi-
mum)
0.15 mm (0.0059 in)
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a. Place the vehicle on a suitable stand so that
the front wheel is elevated.
b. Before measuring the front brake disc
deflection, turn the handlebar 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 5–10 mm below the
edge of the brake disc.
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6-5
CHAS