Yamaha YZ85(R)/LC Owner's Service Manual page 356

FRONT BRAKE AND REAR BRAKE
5PA50420
5PA50430
5PA50440
5 - 16
3. Inspect: (only front brake caliper)
Brake caliper bracket 1
G
Cranks/damage → Replace the brake cali-
per assembly.
Guide pin 2
G
Rust/damage → Replace the brake caliper
assembly.
Sleeve boot 3
G
Pin boot 4
G
Wear/damage → Replace.
4. Inspect: (only front brake caliper)
Brake caliper support bolt 1
G
Scorches/rust/damage → Replace.
EC534301
Brake hose
1. Inspect:
Brake hose 1
G
Crack/damage → Replace.
EC5A5000
ASSEMBLY AND INSTALLATION
WARNING
All internal parts should be cleaned in
G
new brake fluid only.
Internal parts should be lubricated with
G
brake fluid when installed.
Replace the piston seals and dust seals
G
whenever a caliper is disassembled.
Brake caliper piston
1. Clean:
Brake caliper
G
Piston seal
G
Dust seal
G
Brake caliper piston
G
Clean them with brake fluid.
CHAS