Honda CBR650F Service Manual page 332

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DISASSEMBLY/ASSEMBLY
Disassemble and assemble the rear master cylinder as
following illustration.
• Adjust the push rod length between the center of the
lower mounting bolt hole and center of the joint pin
hole when installing the push rod joint.
• 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 the snap ring which
could easily spin in the groove.
JOINT SCREW
1.5 N·m (0.2 kgf·m, 1.1 lbf·ft)
RESERVOIR HOSE JOINT
When the push rod has been disassembled, adjust the
push rod length so that the distance from the center of
the master cylinder lower mounting bolt hole to the
center of the joint pin hole is standard length as shown.
If the length is adjusted to the longer position, make
sure that the lower end of the push rod thread [1] is
visible inside the joint.
After adjustment, tighten the joint nut [2] to the specified
torque.
TORQUE:
Rear master cylinder push rod joint nut:
17 N·m (1.7 kgf·m, 13 lbf·ft)
O-RING
MASTER CYLINDER
MASTER PISTON
0.10 g (0.004 oz)
minimum
SPRING
PRIMARY PISTON
CUP (Grooves)
SECONDARY PISTON CUP
PUSH ROD
HYDRAULIC BRAKE
PUSH ROD
SNAP RING
JOINT
0.10 g (0.004 oz)
BOOT
minimum
[2]
[1]
66.5 – 68.5 mm
(2.62 – 2.70 in)
18-11