Checking The Front Brake Master Cylinder; Assembling The Front Brake Master Cylinder; Installing The Front Brake Master Cylinder - Yamaha FJR13AG Service Manual

EAS30725
CHECKING THE FRONT BRAKE MASTER
CYLINDER
1. Check:
• Brake master cylinder
Damage/scratches/wear → Replace.
• Brake fluid delivery passages
(brake master cylinder body)
Obstruction → Blow out with compressed air.
2. Check:
• Brake master cylinder kit
Damage/scratches/wear → Replace.
3. Check:
• Brake master cylinder reservoir
Cracks/damage → Replace.
• Brake master cylinder reservoir diaphragm
Damage/wear → Replace.
4. Check:
• Brake hose
Cracks/damage/wear → Replace.
EAS30181
ASSEMBLING THE FRONT BRAKE MASTER
CYLINDER
EWA13520
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.
Specified brake fluid
DOT 4
EAS30182
INSTALLING THE FRONT BRAKE MASTER
CYLINDER
1. Install:
• Brake master cylinder "1"
• Brake master cylinder holder "2"
Brake master cylinder holder bolt
10 Nm (1.0 m·kgf, 7.2 ft·lbf)
TIP
2 • Install the brake master cylinder holder with the
"UP" mark facing up.
1
• Fit the projection "a" on the brake master cylin-
der holder into the hole "b" in the right handle-
3
bar.
• First, tighten the upper bolt, then the lower bolt.
2. Install:
• Copper washers
• Brake hose (front brake master cylinder to
• Brake hose union bolt
EWA13531
Proper brake hose routing is essential to in-
sure safe vehicle operation.
ECA23450
NOTICE
When installing the brake hose onto the
brake master cylinder, make sure the brake
pipe "a" touches the projection "b" on the
brake master cylinder.
TIP
Turn the handlebar to the left and right to make
sure the brake hose does not touch other parts
(e.g., wire harness, cables, leads). Correct if
necessary.
4-58
FRONT BRAKE
1
a
b
New
brake pipe/lower joint assembly)
Brake hose union bolt
30 Nm (3.0 m·kgf, 22 ft·lbf)
WARNING
b
2
a