Disassembling The Rear Brake Caliper; Checking The Rear Brake Caliper; Assembling The Rear Brake Caliper - Yamaha FJR13AG Service Manual

EAS30187
DISASSEMBLING THE REAR BRAKE
CALIPER
1. Remove:
• Brake caliper piston "1"
• Brake caliper piston dust seal "2"
• Brake caliper piston seal "3"
1
2
3
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a. Blow compressed air into the brake hose joint
opening "a" to force out the piston from the
brake caliper.
EWA13550
WARNING
• Cover the brake caliper piston with a rag.
Be careful not to get injured when the pis-
ton is expelled from the brake caliper.
• Never try to pry out the brake caliper pis-
ton.
b. Remove the brake caliper piston dust seal
and brake caliper piston seal.
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3
1
2
▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼▼▼
a
▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲▲▲
4-68
EAS30188

CHECKING THE REAR BRAKE CALIPER

Recommended brake component replacement
schedule
Brake pads
Piston dust seal
Piston seal
Brake hoses
Brake fluid
1. Check:
• Brake caliper piston "1"
Rust/scratches/wear → Replace the brake
caliper piston.
• Brake caliper cylinder "2"
Scratches/wear → Replace the brake caliper
assembly.
• Brake caliper body "3"
Cracks/damage → Replace the brake caliper
assembly.
• Brake fluid delivery passage
(brake caliper body)
Obstruction → Blow out with compressed air.
EWA17300
WARNING
Whenever a brake caliper is disassembled,
replace the brake caliper piston dust seal
and brake caliper piston seal.
1
2
2. Check:
• Brake caliper bracket
Cracks/damage → Replace.
EAS30189

ASSEMBLING THE REAR BRAKE CALIPER

EWA17390
WARNING
• Before installation, all internal brake com-
ponents should be cleaned and lubricated
with clean or new brake fluid.
REAR BRAKE
If necessary
Every two years
Every two years
Every four years
Every two years and
whenever the brake is
disassembled
3