Yamaha XT660R Service Manual page 171

a
1
2
FRONT AND REAR BRAKES
3. Measure:
• brake pad wear limit a
Out of specification → Replace the brake
pads as a set.
4. Install:
• brake pad springs
• brake pads
NOTE:
_
Always replace the brake pads and brake pad
springs as a set.
M MMM
a. Connect a clear plastic hose 1 securely 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 pads and new brake pad
springs.
L LLL
5. Install:
• brake pad pin
• brake pad clip
• brake caliper
• rear wheel
Refer to "REAR WHEEL, BRAKE DISC,
AND REAR WHEEL SPROCKET".
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" in chapter 3.
7. Check:
• brake pedal operation
Soft or spongy feeling →Bleed the brake
system.
Refer to "BLEEDING THE HYDRAULIC
BRAKE SYSTEM" in chapter 3.
4 - 25
Brake pad wear limit
1.0 mm (0.04 in)
M MMM M M MMM M M MMM M
Bleed screw
14 Nm (1.4 m · kg, 10 ft · lb)
L LLL L L LLL L L LLL L
CHAS
M MMM M M MMM M MMM
L LLL L L LLL L LLL