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10. Brake System
Precautions in Operation
Caution
z Inhaling asbestos may cause disorders of respiration system or cancer, therefore, never use
compressed air or dry brush to clean brake system. Use vacuum cleaner or other authorized
tool instead.
y The brake caliper can be removed without removing the hydraulic system.
y After the hydraulic system is removed, or the brake system is felt to be too soft, bleed the
hydraulic system.
y While refilling brake fluid, care should be taken not to let the foreign material entering into the
brake system.
y Do not spill brake fluid on the painted surfaces, plastic or rubber parts to avoid damage.
y Check the operation of the brake system before riding.
Specification Unit:mm
Item Standard Service limit
Brake disk thickness 4.50 3.00
Brake disk eccentricity 0.1 0.30
Master cylinder inner diameter 12.700~12.743 12.755
Master cylinder piston outer diameter 12.100~12.043 11.945
Brake disk outer diameter 240.00 ─
Front brake pad thickness
─
Mark on brake pad
Brake drum inner diameter 130.00 130.50
Rear brake shoe thickness
─
2mm / mark on brake shoe
Torque value Special tool
Rear brake arm bolt 0.8~1.2kgf-m Inner bearing puller SYM-6204020
Brake drum locknut 2.8~3.2kgf-m
Brake lever locknut 0.8~1.2kgf-m
Brake hose bolt 3.3~3.7kgf-m
Brake caliper bolt 3.1~3.5kgf-m
Brake pad guide bolt 1.5~2.0kgf-m
Brake disk bolt 4.0~4.5kgf-m
Air bleed valve 0.8~1.0kgf-m
Rear brake torque link locknut 1.8~2.5kgf-m
Front wheel axle nut 5.0~7.0kgf-m
R
ear wheel axle nut 10.0~12.0kgf-m
10-3