Checking The Rear Brake Pad Insulator; Checking The Brake Fluid Level - Yamaha YZ450F Owner's Service Manual

f. Loosen the bleed screw and push the brake
caliper piston in.
EWA
WARNING
Do not reuse the drained brake fluid.
g. Tighten the bleed screw.
Bleed screw
6 Nm (0.6 m·kgf, 4.3 ft·lbf)
h. Install the brake pad "10" and the pad pin
"11".
TIP
• Install the brake pads with their projections "a"
into the brake caliper recesses "b".
• Temporarily tighten the pad pin at this point.
11
i. Install the brake caliper "12" and the rear
wheel "13".
Refer to "REAR WHEEL" on page 4-7.
j. Tighten the pad pin "14".
Pad pin
17 Nm (1.7 m·kgf, 12 ft·lbf)
14
k. Install the pad pin plug "15" and the protector
"16".
Pad pin plug
2.5 Nm (0.25 m·kgf, 1.8 ft·lbf)
Bolt (protector)
7 Nm (0.7 m·kgf, 5.1 ft·lbf)
10
a
b
13
12
3-27
15
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3. Check:
• Brake fluid level
Refer to "CHECKING THE BRAKE FLUID
LEVEL" on page 3-27.
4. Check:
• Brake pedal operation
A softy or spongy feeling  Bleed the brake
system.
Refer to "BLEEDING THE BRAKE SYS-
TEM" on page 3-22.
CHECKING THE REAR BRAKE PAD INSU-
EASB111095
LATOR
1. Remove:
• Brake pads
Refer to "REAR BRAKE" on page 4-22.
2. Check:
• Rear brake pad insulator "1"
Damage  Replace.

CHECKING THE BRAKE FLUID LEVEL

EASB111096
1. Stand the vehicle upright on a level surface.
TIP
In order to ensure a correct reading of the brake
fluid level, make sure that the top of the brake
fluid reservoir is horizontal.
CHASSIS
16