14. BRAKE
14-9
Brake Disk
Inspection
Visually check the brake disk for wear or break.
Measure the thickness of the disk at several
places. Replace the disk if it has exceeded the
service limit.
Allowable limit: 2.0 mm
Remove the brake disk from wheel.
Check the disk for deformation and bend.
Allowable limit: 0.30 mm
Caution
y The dirty brake lining or disk will reduce the
brake performance.
y Brake lining includes the asbestos ingredient,
cannot use the air-gun to be clean, the
operator should dress the mouthpiece and
the glove, use vacuum cleaner clean it.
Disk Brake - Master Cylinder
Master Cylinder Removal
Caution
Do not let foreign materials enter into the
cylinder.
Caution
The whole set of master cylinder, piston, spring,
diaphragm and cir clip should be replaced as a
set.
Remove the front and rear handlebar guards.
Remove the leads of brake lamp switch.
Drain out the brake fluid.
Remove the brake lever from the brake master
cylinder.
Remove the brake hose.
Remove the master cylinder bolts and the master
cylinder.
Remove the rubber pad.
Remove the cir clip.
Remove the piston and the spring.
Clean the master cylinder with recommended
brake fluid.
Micrometer
Brake disk
2 bolts
Rubber boot
Cir clip
Piston
Spring
Master cylinder
Piston cup
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