Sym JOYMAX 250 User Manual

14. Brake System
14-2
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 unit: mm
Item
Standard
Limit
The thickness of front brake disk
4.000
2.500
The thickness of rear brake disk
5.000
3.500
Front and rear brake disk eccentricity
< 0.100
0.300
Front brake master cylinder inner diameter
11.000~11.043
11.055
Front brake master cylinder piston outer diameter
10.957~10.984
10.945
Rear brake master cylinder inner diameter
14.000~14.043
14.055
Rear brake master cylinder piston outer diameter
13.957~13.984
13.945
Diameter of front disk
240.000
─
Diameter of rear disk
220.000
─
Thickness of front brake lining
5.000
.1
2.000
Thickness of rear brake lining
6.000
2.000
Torque values:
Brake hose bolts 3.0~4.0kgf-m
Bolt for front brake caliper 2.9~3.5kgf-m
Brake lever nut 0.8~1.0kgf-m
Air-bleed valve 0.8~1.0kgf-m
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Sym JOYMAX 250 Specifications

General

Brand	Sym
Model	JOYMAX 250
Category	Scooter
Language	English