Yamaha YZF-R125, Service Manual, Page: 139 / 356

REAR BRAKE
4-34
3. Install:
• Brake pad spring
• Brake pads
NOTE:
Always install new brake pads and a new brake
pad spring as a set.
▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼▼▼
a. Connect a clear plastic hose tightly to the
bleed screw. Put the other end of the hose
into an open container.
b. Loosen the bleed screw and push the brake
caliper piston into the brake caliper with your
finger.
c. Tighten the bleed screw.
d. Install a new brake pad spring “1” and new
brake pads.
NOTE:
Install the brake pad spring as shown.
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4. Install:
• Brake pad retaining bolts
• Brake caliper
5. Install:
• Rear wheel
Refer to “REAR WHEEL” on page 4-12.
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 3-18.
7. Check:
• Brake pedal operation
Soft or spongy feeling
→
Bleed the brake sys-
tem.
Refer to “BLEEDING THE HYDRAULIC
BRAKE SYSTEM” on page 3-20.
EAS22590
REMOVING THE REAR BRAKE CALIPER
NOTE:
Before disassembling the brake caliper, drain
the brake fluid from the entire brake system.
Brake pad lining thickness (in-
ner)
5.5 mm (0.22 in)
Limit
1.0 mm (0.04 in)
Brake pad lining thickness (out-
er)
5.5 mm (0.22 in)
Limit
1.0 mm (0.04 in)
T
R
.
.
Rear brake caliper bleed screw
14 Nm (1.4 m·kg, 10 ft·lb)
New
New
T
R
.
.
Rear brake pad retaining bolt
18 Nm (1.8 m·kg, 13 ft·lb)
LOCTITE®
1
a
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