kymco mo kxr 50 서비스 매뉴얼

. REAR WHEEL/SWING ARM/

HYDRAULIC BRAKE

13-3

Mongoose/KXR 90/50

TROUBLESHOOTING
Rear wheel wobbling

Poor brake performance (Drum Brake)

• Bent rim

• Brake not adjusted properly

• Faulty tire

• Worn brake linings

• Axle not tightened properly

• Worn brake shoes at cam contacting area
• Worn brake cam

Soft rear shock absorber

• Worn brake drum

• Weak shock absorber spring
• Faulty damper
Loose brake lever (Disk Brake)

Tight brake lever (Disk Brake)

• Air in hydraulic brake system

•Seized piston

• Brake fluid level too low

•Clogged hydraulic brake system

• Hydraulic brake system leakage

•Smooth or worn brake pad

Hard braking (Disk Brake)

Poor brake performance (Disk Brake)

• Seized hydraulic brake system

Contaminated brake pad surface

• Seized piston

Brake noise (Disk Brake)
• Contaminated brake pad surface
• Excessive brake disk run out
• Incorrectly installed caliper
• Brake disk or wheel not aligned

Poor brake performance (Disk Brake)
• Air in brake system
• Deteriorated brake fluid
• Contaminated brake pads and brake disk
• Worn brake pads
• Worn brake master cylinder piston oil seal
• Clogged brake fluid line
• Deformed brake disk
• Unevenly worn brake caliper