Yamaha MBK MW125 2014, Service Manual

Page: 163 / 380

REAR BRAKE
4-54
TIP
Always install new brake pads, brake pad
spring, and brake pad support as a set.
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a. Connect a clear plastic hose “1” tightly to the
bleed screw “2”. 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 new brake pad support, new brake pad
spring and new brake pads.
TIP
Install the brake pad spring so that its end with
the hole “a” is facing upward.
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3. Install:
• Brake pad pin
• Brake pad pin cap
• Rear brake caliper
• Rear brake hose holder
4. Check:
• Brake fluid level
Below the minimum level mark “a”
→
Add the
specified brake fluid to the proper level.
Refer to “CHECKING THE BRAKE FLUID
LEVEL” on page 3-11.
5. Check:
• Brake lever operation
Soft or spongy feeling
→
Bleed the brake sys-
tem.
Refer to “BLEEDING THE HYDRAULIC
BRAKE SYSTEM” on page 3-12.
EAS30186
REMOVING THE REAR BRAKE CALIPER
TIP
Before removing the brake caliper, drain the
brake fluid from the entire brake system.
1. Remove:
• Brake hose union bolt “1”
• Copper washers
• Rear brake hose “3”
TIP
Put the end of the brake hose into a container
and pump out the brake fluid carefully.
T
R
.
.
Rear brake caliper bleed screw
5 Nm (0.5 m·kgf, 3.6 ft·lbf)
2
1
a
T
R
.
.
Rear brake pad pin
17 Nm (1.7 m·kgf, 12 ft·lbf)
Rear brake pad pin cap
2.5 Nm (0.25 m·kgf, 1.8 ft·lbf)
Rear brake caliper bolt
27 Nm (2.7 m·kgf, 20 ft·lbf)
Rear brake hose holder bolt
10 Nm (1.0 m·kgf, 7.2 ft·lbf)
a