13. HYDRAULIC BRAKE ZING125
TROUBLESHOOTING
Loose brake lever
· Air in hydraulic brake system
· Brake fluid level too low
· Hydraulic brake system leakage
Tight brake lever
· Seized piston
· Clogged hydraulic brake system
· Smooth or worn brake pad
Hard braking
· Seized hydraulic brake system
· Seized piston
Poor brake performance
· Contaminated brake pad surface
· Brake disk or wheel not aligned
Brake noise
· Contaminated brake pad surface
· Excessive brake disk runout
· Incorrectly installed caliper
· Brake disk or wheel not aligned
13-2