Checking The Rear Brake Caliper; Assembling The Rear Brake Caliper; Installing The Rear Brake Caliper - Yamaha XV19SX(C) Service Manual

a
b. Remove the brake caliper piston seal and
dust seal.
L LLL L LLL L L LLL L L LLL L
EAS22640

CHECKING THE REAR BRAKE CALIPER

Recommended brake component replace-
ment schedule
Brake pads
Piston seal
Dust 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 passages
(brake caliper body)
Obstruction → Blow out with compressed air.
EWA1D77005
WARNING
Whenever a brake caliper is disassembled,
replace the brake caliper piston seal and
dust seal.
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If necessary
Every two years
Every two years
Every four years
Every two years and
whenever the brake
is disassembled
4-55
2
EAS22650

ASSEMBLING THE REAR BRAKE CALIPER

EWA1D77006
WARNING
• Before installation, all internal brake com-
ponents should be cleaned and lubricated
with clean or new brake fluid.
• Never use solvents on internal brake com-
ponents as they will cause the piston seal
and dust seal to swell and distort.
• Whenever a brake caliper is disassembled,
replace the brake caliper piston seal and
dust seal.
Recommended fluid
DOT 4
EAS22670

INSTALLING THE REAR BRAKE CALIPER

1. Install:
• Rear brake caliper "1"
(temporarily)
New
• Copper washers
• Rear brake hose "2"
• Rear brake hose union bolt "3"
Rear brake hose union bolt
30 Nm (3.0 m·kg, 22 ft·lb)
EWA1D77008
WARNING
Proper brake hose routing is essential to in-
sure safe vehicle operation. Refer to "CABLE
ROUTING (for XV19S(C)/ XV19M(C)/
XV19CTS(C)/ XV19CTM(C))" on page 2-51
and "CABLE ROUTING (for XV19CS(C)/
XV19C(C))" on page 2-67.
ECA14170
CAUTION:
When installing the brake hose onto the
brake caliper "1", make sure the brake pipe
"a" touches the projection "b" on the brake
caliper.
REAR BRAKE
3
1