Removing The Rear Brake Master Cylinder; Checking The Rear Brake Master Cylinder - Yamaha XG250 Service Manual

and plastic parts. Therefore, always clean up
any spilt brake fluid immediately.
5. Bleed:
Brake system
●
Refer to "BLEEDING THE HYDRAULIC
BRAKE SYSTEM" on page 3-18.
6. Check:
Brake fluid level
●
Below the minimum level mark "a" → Add the
recommended brake fluid to the proper level.
Refer to "CHECKING THE BRAKE FLUID
LEVEL" on page 3-16.
a
7. Check:
Brake pedal operation
●
Soft or spongy feeling → Bleed the brake
system.
Refer to "BLEEDING THE HYDRAULIC
BRAKE SYSTEM" on page 3-18.
EAS22700
REMOVING THE REAR BRAKE MASTER
CYLINDER
NOTE:
Before removing the rear brake master cylinder,
drain the brake fluid from the entire brake sys-
tem.
1. Remove:
Union bolt
●
Copper washers
New
●
Rear brake hose
●
NOTE:
To collect any remaining brake fluid, place a
container under the master cylinder and the end
of the brake hose.
2. Remove:
Master cylinder boots "1"
●
Circlip "2"
●
Master cylinder kit "3"
●
Spring "4"
●
4
3
2
1
EAS22710
CHECKING THE REAR BRAKE MASTER
CYLINDER
1. Check:
Brake master cylinder "1"
●
Damage/scratches/wear → Replace.
Brake fluid delivery passages "2"
●
(brake master cylinder body)
Obstruction → Blow out with compressed air.
2. Check:
Brake master cylinder kit "1"
●
Cylinder cup "2"
●
Damage/scratches/wear → Replace.
4-35
REAR BRAKE
1
2