Checking The Brake Disc - Yamaha YP250D 98 Supplementary Service Manual

REAR WHEEL AND BRAKE DISC

CHECKING THE BRAKE DISC

1. Check:
2. Measure:
3. Measure:
18
S brake disc
Damage/galling ! Replace.
S brake disc deflection
Out of specification ! Correct the brake
disc deflection or replace the brake disc.
Brake disc deflection limit
(maximum)
4.8 mm
S brake disc thickness
Measure the brake disc thickness at a few
different locations.
Out of specification ! Replace.
Brake disc thickness limit
(minimum)
0.2 mm
CHAS