Brake Disc Inspection; Front Master Cylinder Disassembly - Honda TRX450R Service Manual

HYDRAULIC BRAKE
Pivot the caliper body up and remove the brake
pads from the caliper bracket.
Always replace the Install new brake pads into the caliper bracket with
brake pads in pairs the shim facing toward the piston side.
to ensure even disc
L o w e r t h ( J c a N p e r b o d y i n s t a
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TORQUE: 23 N m (2.3 kgf m, 17 Ibfft)
Depress the brake pedal to seat the caliper piston
against the pad.
BRAKE DISC INSPECTION
For front brake disc, remove the front wheel (page
17-11).
Visually inspect the brake disc for damage or crack.
Measure the brake disc thickness at several points.
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 service limit.
Check the brake disc for warpage.
SERVICE LIMIT: 0.30 mm (0.012 in)
Check the front wheel hub bearings or rear axle
bearings for excessive play, if the warpage exceeds
the service limit.
Replace the brake disc if the bearings are normal.
FRONT MASTER CYLINDER
DISASSEMBLY
Drain the brake fluid from the front brake hydraulic
system (page 19-5).
Disconnect the brake hose by removing the oil bolt
and sealing washers.
OIL BOLT
19-10