User Guide

14.STEERING HANDLEBAR/FRONT WHEEL/FRONT
BRAKE/FRONT SHOCK ABSORBER/FRONT FORK
14-8
YUP 250
FRONT BRAKE
BRAKE MASTER CYLINDER
REMOVAL
Remove the handlebar covers. (
!
2-3)
First drain the brake fluid from the hydraulic
brake system.
Disconnect the front stop switch wire
connector.
Remove the brake fluid tube bolt.
Remove the two bolts attaching the brake
master cylinder
Remove the brake master cylinder.
DISASSEMBLY
Remove the brake lever bolt and the brake
lever.
Remove the piston rubber cover and snap ring
from the brake master cylinder.
Remove the washer, main piston and spring
from the brake master cylinder.
Clean the inside of the master cylinder and
brake reservoir with brake fluid.
Rubber Cover
• When servicing the brake system, use
shop towels to cover rubber and plastic
parts and coated surfaces to avoid
being contaminated by brake fluid.
• When removing the brake fluid tube
bolt, be sure to plug the tube end to
avoid brake fluid leakage.
＊
Bolts
Stop Switch Wire Connector
Holder
Main Piston
Snap Ring
Spring
Master Cylinder
Snap Ring Pliers (Close)
Snap Ring
Fluid Bolts