Yamaha YZFR1W 2007, Service Manual

Page: 163 / 429

REAR BRAKE
4-41
WARNING
EWA13610
Whenever a brake caliper is disassembled,
replace the brake caliper piston seals.
2. Check:
• Brake caliper bracket “1”
Cracks/damage
→
Replace.
EAS22650
ASSEMBLING THE REAR BRAKE CALIPER
WARNING
EWA13620
• Before installation, all internal brake com-
ponents should be cleaned and lubricated
with clean or new brake fluid.
• Never use solvents on internal brake
components as they will cause the piston
seals to swell and distort.
• Whenever a brake caliper is disassem-
bled, replace the brake caliper piston
seals.
EAS22670
INSTALLING THE REAR BRAKE CALIPER
1. Install:
• Brake caliper “1”
(temporarily)
• Copper washers
• Brake hose “2”
• Union bolt “3”
WARNING
EWA13530
Proper brake hose routing is essential to
insure safe vehicle operation. Refer to
"CABLE ROUTING" on page 2-39.
CAUTION:
ECA14170
When installing the brake hose onto the
brake caliper “1”, make sure the brake pipe
“a” touches the projection “b” on the brake
caliper.
2. Remove:
• Brake caliper
3. Install:
• Brake pad shims
• Brake pads
• Brake pad spring
• Brake pad pin
• Screw plug
• Brake caliper
4. Fill:
• Brake fluid reservoir
(with the specified amount of the recom-
mended brake fluid)
WARNING
EWA13090
• Use only the designated brake fluid.
Other brake fluids may cause the rubber
seals to deteriorate, causing leakage and
poor brake performance.
• Refill with the same type of brake fluid
that is already in the system. Mixing brake
fluids may result in a harmful chemical
reaction, leading to poor brake perfor-
mance.
Recommended fluid
DOT 4
Rear brake hose union bolt
30 Nm (3.0 m·kg, 22 ft·lb)
New
Rear brake caliper bolt (front
side)
27 Nm (2.7 m·kg, 20 ft·lb)
Rear brake caliper bolt (rear
side)
22 Nm (2.2 m·kg, 16 ft·lb)
Recommended fluid
DOT 4