KYMCO Downtown 200i, Service Manual, Page: 190 / 230

15. REAR BRAKE/REAR FORK/REAR
WHEEL/REAR SHOCK ABSORBER
15-2
DOWNTOWN 200i
SERVICE INFORMATION
GENERAL INSTRUCTIONS
•
When performing the services stated in this section, the engine and exhaust muffler must be cold to avoid
scalding.
•
During servicing, keep oil or grease off the brake pads and brake disk.
SPECIFICATIONS
Item Standard (mm) Service Limit (mm)
Rear wheel rim runout
⎯
Rear brake disk thickness 5.0
Rear brake disk runout
⎯
Rear brake master cylinder I.D. 25.33 ~ 25.36
Rear brake master cylinder piston O.D. 25.40 ~ 25.45
TORQUE VALUES
Exhaust muffler lock bolt 35 N-m (
4 kgf-m)
Exhaust muffler pipe nut 20 N-m (
2 kgf-m)
Rear axle nut 120 N-m (
12 kgf-m)
Rear shock absorber lower mount bolt 40 N-m (
4 kgf-m)
Rear shock absorber upper mount bolt 40 N-m (
4 kgf-m)
Rear brake caliper holder bolt 27 N-m (
2.7 kgf-m)
TROUBLESHOOTING
Rear wheel wobbling Poor brake performance
•
Bent rim
•
Air in brake system
•
Faulty tire
•
Deteriorated brake fluid
•
Axle not tightened properly
•
Contaminated brake pad surface
•
Worn brake pads
Soft rear shock absorber
•
Clogged brake fluid line
•
Weak shock absorber spring
•
Deformed brake disk
•
Damper oil leaks
•
Unequal worn brake caliper
Rear wheel noise
•
Worn rear wheel axle bearings
•
Worn rear fork bearings
•
Deformed rear fork