Front Master Cylinder Removal; Brake Disc Inspection - Honda 2010 CRF250R Service Manual

HYDRAULIC BRAKE
Apply silicone grease to a new O-ring and install it into
the pad pin groove.
Install the pad pin while pushing in the brake pads
against the pad spring.
Tighten the pad pin to the specified torque.
TORQUE: 18 N'm (1 .8 kgf'm , 13Ibf-ft)
Apply the brake pedal to force the caliper piston out of
the caliper.
Rotate the wheel by hand, and check the brake
operation.
BRAKE DISC INSPECTION
Visually inspect the brake disc for damage or cracks.
Measure the brake disc thickness wi th a micrometer.
SERVICE LIMITS:
FRONT : 2.5
mm
(0.10 In)
REAR: 3. 5 mm (0.14 in)
Replace the brake disc
if
the smallest measurement is
less than the service limil.
Measure the brake disc warpage with a dial indicator.
SERVICE LIMIT: 0.3
mm
(0.01
in)
Check the wheel beanngs for excessive play, if the
warpage exceeds the service limit.
Replace the brake disc if the wheel bearings are
normal.
FRONT MASTER CYLINDER
REMOVAL
Drain the front brake hydraulic system (page 15-7).
When removing the Remove the brake hose oil boit. sealing washers and
brake
hose
bolt.
brake hose eyelet.
cover the end of the
hose
/0
prevent
contammatlOn.
Secure the hose to
prevent
brake
nuid
from leaking out.
15·14
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