Yamaha VMX12H Supplementary Service Manual page 254

FRONT AND REAR BRAKE
6-1 5
Front Brake Master Cylinder Disassembly
NOTE:
Drain the brake fluid before removing master
cylinder.
Dust b o o t
Piston
Piston cups
Return spring
Washer
Seat
A MASTER CYLINDER KIT (Replace as a set)
1. Remove:
Brake light switch leads
Brake lever
Lever spring
2.
Disconnect:
Brake hose
Drain the fluid.
3.
Remove:
Master cylinder
Master cylinder cap
4. Remove:
Dust boot
Master cylinder k i t