1999 YAMAHA YZF-R7 brake pads

7 - 28
CHAS
EB702343
CHECKING THE FRONT AND REAR BRAKE
CALIPERS
1. Check:
• brake caliper pistons 1
Rust/scratches/wear ® Replace the
brake caliper.
• brake caliper cylinders 2
Scratches/wear ® Replace the brake
caliper.
• brake calipers
Cracks/damage ® Replace.
• brake fluid delivery passages
(brake caliper body)
Obstruction ® Blow out with com-
pressed air.
WARNINGWARNING
Whenever a brake caliper is disassem-
bled, replace the brake caliper piston
seals.
Front
õRear
Recommended brake component
replacement schedule
Brake pads If necessary
Piston seals Every two years
Brake hoses Every two years
Brake fluidEvery two years
and whenever the
brake is disassem-
bled

õ
2. Check:
• rear brake caliper bracket 1
Cracks/damage ® Replace.
1
1

FRONT AND REAR BRAKES

7 - 29
CHAS
EB702376
ASSEMBLING AND INSTALLING THE
FRONT BRAKE CALIPERS
The following procedure applies to both of
the brake calipers.
WARNINGWARNING
• Before installation, all internal brake
components should be cleaned and
lubricated with clean or new brake
fluid.
• Never use solvents on internal brake
components as they will cause the pis-
ton seals to swell and distort.
• Whenever a brake caliper is disassem-
bled, replace the brake caliper piston
seals.
Recommended brake fluid
DOT 4
1. Install:
• brake caliper 1
(temporarily)
• copper washers
• brake hose 2
• union bolt 3
WARNINGWARNING
Proper brake hose routing is essential to
insure safe motorcycle operation. Refer
to “CABLE ROUTING”.
ACHTUNG:CAUTION:
When installing the brake hose onto the
brake caliper 1, make sure that the
brake pipe a touches the projection b
on the brake caliper.
2. Remove:
• brake caliper
New
T R..30 Nm (3.0 m · kg, 22 ft · lb)
3. Install:
• brake pads
• brake pad spring
• brake caliper
Refer to “REPLACING THE FRONT
BRAKE PADS”.
T R..40 Nm (4.0 m · kg, 29 ft · lb)
FRONT AND REAR BRAKES

7 - 31
CHAS

EB702378
ASSEMBLING AND INSTALLING THE REAR
BRAKE CALIPER
WARNINGWARNING

• Before installation, all internal brake
components should be cleaned and
lubricated with clean or new brake
fluid.
• Never use solvents on internal brake
components as they will cause the pis-
ton seals to swell and distort.
• Whenever a brake caliper is disassem-
bled, replace the brake caliper piston
seals.
Recommended brake fluid
DOT 4
1. Install:
• brake caliper
1
(temporarily)
• copper washers
• brake hose
2
• union bolt
3
WARNINGWARNING

Proper brake hose routing is essential to
insure safe motorcycle operation. Refer
to “CABLE ROUTING”.
ACHTUNG:CAUTION:

When installing the brake hose onto the
brake caliper
1
, make sure that the
brake pipe
a
touches the projection
b
on the brake caliper.
2. Remove:
• brake caliper
3. Install:
• brake pads
• brake pad springs
• brake caliper
Refer to “REPLACING THE REAR
BRAKE PADS”.
New
T R..30 Nm (3.0 m · kg, 22 ft · lb)
T R..40 Nm (4.0 m · kg, 29 ft · lb)

FRONT AND REAR BRAKES