Checking The Front Brake Master Cylinder; Assembling The Front Brake Master Cylinder; Installing The Front Brake Master Cylinder - Yamaha MT-03 Service Manual

3. Remove:
• Brake lever
• Master cylinder bracket
• Master cylinder assembly
4. Remove:
• Circlip (from the master cylinder assembly)
• Master cylinder kit
EAS22510
CHECKING THE FRONT BRAKE MASTER
CYLINDER
1. Check:
• Brake master cylinder "1"
Damage/scratches/wear
• Brake fluid delivery passages
(brake master cylinder body)
Obstruction Blow out with compressed air.
2. Check:
• Brake master cylinder kit "1"
Damage/scratches/wear
Replace.
Replace.
4-28
3. Check:
• Brake fluid reservoir "1"
Cracks/damage
• Brake fluid reservoir diaphragm "2"
Cracks/damage
4. Check:
• Cracks/damage/wear
EAS22520
ASSEMBLING THE FRONT BRAKE
MASTER CYLINDER
EWA13520
WARNING
• Before installation, all internal brake com-
ponents should be cleaned and lubricated
with clean or new brake fluid.
• Never use solvents on internal brake com-
ponents.
Recommended fluid
DOT 4
EAS22540
INSTALLING THE FRONT BRAKE MASTER
CYLINDER
1. Install:
• Front brake master cylinder "1"
• Front brake master cylinder holder "2"
Front brake master cylinder
holder bolt
10 Nm (1.0 m·kg, 7.2 ft·lb)
NOTE:
• Install the brake master cylinder holder with
the "UP" mark facing up.
• Align the end of the brake master cylinder
holder with the punch mark "a" on the han-
dlebar.
• First, tighten the upper bolt, then the lower
bolt.
FRONT BRAKE
Replace.
Replace.
Replace.