Removing The Rear Brake Master Cylinder; Checking The Rear Brake Master Cylinder; Assembling The Rear Brake Master Cylinder; Installing The Rear Brake Master Cylinder - Yamaha Vmax VMX17C 2009 Service Manual

a
8. Check:
• Brake pedal operation
Soft or spongy feeling → Bleed the brake sys-
tem.
Refer to "BLEEDING THE HYDRAULIC
BRAKE SYSTEM (ABS)" on page 3-24.
EAS22700
REMOVING THE REAR BRAKE MASTER
CYLINDER
TIP
Before removing the rear brake master cylinder,
drain the brake fluid from the entire brake sys-
tem.
1. Remove:
• Brake hose union bolt "1"
• Brake hose gasket "2"
• Brake hose (rear brake master cylinder to hy-
draulic unit) "3"
TIP
To collect any remaining brake fluid, place a
container under the master cylinder and the end
of the brake hose.
1
3
EAS22720
CHECKING THE REAR BRAKE MASTER
CYLINDER
1. Check:
• Brake master cylinder
Damage/scratches/wear → Replace.
• Brake fluid delivery passages
(brake master cylinder body)
Obstruction → Blow out with compressed air.
2. Check:
• Brake master cylinder kit
Damage/scratches/wear → Replace.
3. Check:
• Brake fluid reservoir
Cracks/damage → Replace.
• Brake fluid reservoir diaphragm
Cracks/damage → Replace.
4. Check:
• Brake hoses
Cracks/damage/wear → Replace.
EAS22730
ASSEMBLING THE REAR 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.
1. Install:
• Brake master cylinder kit
• Rear brake master cylinder joint
TIP
The rear brake master cylinder joint installation
length "a" should be 69.8 mm (2.75 in).
2
EAS22740
INSTALLING THE REAR BRAKE MASTER
CYLINDER
1. Install:
• Rear brake light switch "1"
• Brake pedal pivot shaft spring
TIP
Install the rear brake light switch spring and
brake pedal pivot shaft spring "2" as shown in
the illustration.
4-52
REAR BRAKE
Recommended fluid
DOT 4
New
a