brake pads replacement YAMAHA YZ85 2003 Owners Manual

3 - 19
INSP
ADJ
FRONT BRAKE PAD INSPECTION AND REPLACEMENT
3. Replace:

Brake pad
4. Inspect:

Brake fluid level
Refer to “BRAKE FLUID LEVEL INSPEC-
TION” section.
5. Check:

Brake lever operation
A softy or spongy feeling → Bleed brake
system.
Refer to “BRAKE SYSTEM AIR BLEED-
ING” section. Brake pad replacement steps:

Remove the brake caliper support bolt 1.

Turn the brake caliper 2 counterclockwise
a.

Replace the brake pads 3.

Connect the transparent hose 4 to the
bleed screw 5 and place the suitable con-
tainer under its end.

Loosen the bleed screw and push the
brake caliper piston in.
CAUTION:
Do not reuse the drained brake fluid.

Tighten the bleed screw.
T R..
Bleed screw:
6 Nm (0.6 m  kg, 4.3 ft  lb)

Install the brake caliper 6 and brake cali-
per support bolt 7.
NOTE:
Apply the lithium soap base grease on the
brake caliper support bolt.
T R..
Brake caliper support bolt:
30 Nm (3.0 m  kg, 22 ft  lb)
5PA30370
5PA30380
5PA30390
5PA30400

3 - 20
INSP
ADJ
REAR BRAKE PAD INSPECTION AND REPLACEMENT
REAR BRAKE PAD INSPECTION AND
REPLACEMENT
1. Inspect:

Brake pad thickness a
Out of limit → Replace as a set.
Brake pad thickness:
3.7 mm (0.15 in)
: 1.0 mm (0.04 in)
5PA30410
2. Replace:

Brake pad
Brake pad replacement steps:

Loosen the pad pins 1 and remove the
brake caliper 2.
NOTE:
Before removing the brake caliper from the
swingarm, loosen the pad pins.

Remove the pad pins 3 and brake pads
4.

Connect the transparent hose 5 to the
bleed screw 6 and place the suitable con-
tainer under its end.

Loosen the bleed screw and push the
brake caliper piston in.
CAUTION:
Do not reuse the drained brake fluid.

Tighten the bleed screw.
T R..
Bleed screw:
6 Nm (0.6 m  kg, 4.3 ft  lb)

Install the brake pads 7 and pad pins 8.
NOTE:
Install the brake pad fitted with the brake
pad shim 9 on the brake caliper piston side.
5PA30420
5PA30430
5PA30440
5PA30450