Removing The Front Brake Master Cylinder; Checking The Front Brake Master Cylinder - Yamaha SR400 2014 Service Manual

a
7. Check:
• Brake lever operation
Soft or spongy feeling  Bleed the brake sys-
tem.
Refer to "BLEEDING THE HYDRAULIC
BRAKE SYSTEM" on page 3-14.
EAS22490
REMOVING THE FRONT BRAKE MASTER
CYLINDER
TIP
Before removing the front brake master cylinder,
drain the brake fluid from the entire brake sys-
tem.
1. Remove:
• Brake light switch "1"
TIP
Remove the brake light switch from the master
cylinder by pressing the projection on the brake
light switch.
2. Remove:
• Union bolt "1"
• Gasket "2"
• Brake hose "3"
TIP
To collect any remaining brake fluid, place a
container under the master cylinder and the end
of the brake hose.
EAS22500
CHECKING THE FRONT BRAKE MASTER
CYLINDER
1. Check:
• Brake master cylinder "1"
Damage/scratches/wear  Replace.
• Brake fluid delivery passage "2"
(Brake master cylinder body)
Obstruction  Blow out with compressed air.
2
2. Check:
• Brake master cylinder kit "1"
Damage/scratches/wear  Replace.
3. Check:
• Brake master cylinder reservoir diaphragm
"1"
Damage/wear  Replace.
4-27
FRONT BRAKE
2
3
1
1
1