Maintenance Description - Sym HD 125 Service Manual

Maintenance Description

Operational precautions
Caution
Inhaling asbestos may cause disorders of respiration system or cancer, therefore, never use air hose or
dry brush to clean brake parts. Use vacuum cleaner or other authorized tool instead.
The brake caliper can be removed without removing the hydraulic system.
After the hydraulic system is removed, or the brake system is felt to be too soft, bleed the hydraulic
system.
While refilling brake fluid, care should be taken not to let the foreign material entering into the brake
system.
Do not spill brake fluid on the painted surfaces, plastic or rubber parts to avoid damage.
Check the operation of the brake system before riding.
Specifications
The thickness of front and rear brake disk
Front and rear brake disk eccentricity
Master cylinder inner diameter
Master cylinder outer diameter
Diameter of front disk
Diameter of rear brake drum
Thickness of front brake lining
Thickness of rear brake lining
Torque values
Front brake hose bolts
Bolt for front brake caliper
Bolts for the front brake disk
Brake lever nut
Nut for the rear brake arm
Air-bleed valve
To this chapter contents
Item
3.0~4.0kgf-m
3.0~3.5kgf-m
4.0~4.5kgf-m
0.8~1.2kgf-m
0.5~0.6kgf-m
0.5~0.6kgf-m
Standard (mm)
4.000
< 0.100
11.000 - 11.043
10.957 - 10.984
220.000
130.000
5.100
5.100
14. BRAKE
Limit (mm)
2.500
0.300
11.055
10.945
-
-
2.000
2.000
14-3