Honda CBR650RA Shop Manual page 411

dummyhead dummyhead
– Two bolts [1]
– Master cylinder holder [2]
– Master cylinder [3]
Installation is in the reverse order of removal.
• Replace the sealing washers with new ones.
• Install the master cylinder holder with the "UP" mark
[4] facing up.
• Align the edge of the master cylinder with the punch
mark on the handlebar, and tighten the upper bolt
first then tighten the lower bolt.
• Be sure to set the eyelet joint onto the stopper [5]
when connecting the brake hose.
TORQUE:
Front master cylinder holder bolt:
12 N·m (1.2 kgf·m, 9 lbf·ft)
Oil bolt: 34 N·m (3.5 kgf·m, 25 lbf·ft)
Fill and bleed the front brake hydraulic system (page 18-6).
DISASSEMBLY/ASSEMBLY
Disassemble and assemble the front master cylinder as following illustration.
• Do not allow the piston cup lips to turn inside out.
• Install the snap ring with the chamfered edge facing the thrust load side and be certain it is firmly seated in
the groove. Do not reuse worm snap ring which could easily spin in the groove.
• Align the switch boss with the master cylinder hole properly.
• When tightening the pivot nut, hold the pivot bolt securely.
BOOT
SNAP RING
MASTER PISTON
BRAKE LEVER
INSPECTION
Check the following parts for scoring, scratches, deterioration or damage.
– Master cylinder
– Master piston
– Piston cups
– Spring
– Boot
Measure the parts according to HYDRAULIC BRAKE SPECIFICATIONS (page 1-10) and replace if necessary.
PRIMARY PISTON
SECONDARY
CUP (Grooves)
PISTON CUP
SPRING
0.10 g (0.004 oz)
PIVOT NUT
5.9 N·m (0.6 kgf·m, 4.4 lbf·ft)
HYDRAULIC BRAKE
Align
[3]
[5]
[4]
PIVOT BOLT
1.0 N·m (0.1 kgf·m, 0.7 lbf·ft)
0.10 g (0.004 oz)
MASTER CYLINDER
BRAKE LIGHT SWITCH
BRAKE LIGHT SWITCH SCREW
1.2 N·m (0.1 kgf·m, 0.9 lbf·ft)
[2]
[1]
18-11