Yamaha YZF-R1S Service Manual - Chas
4-39
A
B
FRONT AND REAR BRAKES
CHAS
WARNING
EAS00633
CHECKING THE FRONT AND REAR BRAKE
CALIPERS
Recommended brake component
p
replacement schedule
Brake pads
If necessary
Piston seals
Every two years
Brake hoses
Every four years
Brake fluid
Every two years
and whenever the
brake is disas-
sembled
1. Check:
Sbrake caliper pistons
1
Rust / scratches / wear
! Replace the brake
caliper pistons.
Sbrake caliper cylinders
2
Scratches / wear
! Replace the brake cali-
per assembly.
Sbrake caliper body
3
Cracks / damage
! Replace the brake cali-
per assembly.
Sbrake fluid delivery passages
(brake caliper body)
Obstruction
! Blow out with compressed air.
Whenever a brake caliper is disassembled,
replace the brake caliper piston seals.
A
Front
B
Rear
2. Check:
Sbrake caliper bracket
1
Cracks / damage
! Replace.