Checking The Front Brake Calipers; Assembling The Front Brake Calipers; Installing The Front Brake Calipers - Yamaha Vmax VMX17C 2009 Service Manual

EAS22390

CHECKING THE FRONT BRAKE CALIPERS

Recommended brake component replace-
ment schedule
Brake pads
Piston seals
Piston dust seals
Brake hoses
Brake fluid
1. Check:
• Brake caliper pistons "1"
Rust/scratches/wear → Replace the brake
caliper pistons.
• Brake caliper cylinders "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.
EWA2S31006
WARNING
Whenever a brake caliper is disassembled,
replace the brake caliper piston dust seals
and brake caliper piston seals.
2
1
1
EAS22410
ASSEMBLING THE FRONT BRAKE
CALIPERS
EWA2S31007
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 brake caliper
piston dust seals and brake caliper piston
seals to swell and distort.
If necessary
Every two years
Every two years
Every four years
Every two years and
whenever the brake
is disassembled
3
2
1
4-37
• Whenever a brake caliper is disassembled,
replace the brake caliper piston dust seals
and brake caliper piston seals.
Recommended fluid
DOT 4
EAS22440

INSTALLING THE FRONT BRAKE CALIPERS

The following procedure applies to both of the
brake calipers.
1. Install:
• Front brake caliper
(temporarily)
• Brake hose gaskets
• Brake hose (hydraulic unit to left front brake
caliper) "1"
• Brake hose (left front brake caliper to right
front brake caliper) "2"
• Brake hose union bolt "3"
Brake hose union bolt
30 Nm (3.0 m·kgf, 22 ft·lbf)
EWA13530
WARNING
Proper brake hose routing is essential to in-
sure safe vehicle operation. Refer to "CABLE
ROUTING" on page 2-47.
ECA2S31059
NOTICE
Left side
• When installing the brake hose "1" onto the
brake caliper, make sure the brake pipe "a"
touches the projection "b" on the brake cal-
iper.
• When installing the brake hose "2" onto the
brake caliper, make sure the projection "c"
on the brake hose "2" touches the projec-
tion "d" on the brake hose "1".
Right side
• When installing the brake hose "2" onto the
brake caliper, make sure the brake pipe "e"
touches the projection "f" on the brake cal-
iper.
FRONT BRAKE
New