Yamaha TT-R125(R) 2002 Owner's Service Manual page 402

FRONT BRAKE (TT-R125LW)
2. Install:
G
G
NOTE:
Apply the brake fluid on the brake master cyl-
inder cup.
WARNING
After installing, cylinder cup should be
installed as shown direction. Wrong instal-
lation cause improper brake performance.
3. Install:
G
NOTE:
Install the spring at the smaller diameter side.
4. Install:
G
G
G
G
NOTE:
Apply the brake fluid on the brake master
G
cylinder kit.
When installing the circlip, use a long nose
G
circlip pliers.
5 - 19
CHAS
Brake master cylinder cup (primary) 1
Brake master cylinder cup (secondary) 2
On brake master cylinder piston 3.
Spring 1
On brake master cylinder piston 2.
Brake master cylinder kit 1
Washer 2
Circlip 3
Brake master cylinder boot 4
On brake master cylinder 5