Honda CB 600F Hornet 2007 Shop Manual page 465

HYDRAULIC BRAKE
Push the dust seal and piston seal in and lift them
Be careful not to
PISTON SEAL
out.
damage the p,sron
sliding surface
Clean the seal grooves, caliper cylinder and piston
with clean brake fluid.
DUST SEAL
INSPECTION
Check the caliper cylinder and piston for scoring,
scratches or damage.
I.D.
Measure the caliper cylinder
SERVICE LIMIT: 30.29 mm (1.193 in)
O.D.
Measure the caliper piston
SERVICE LIMIT: 30.14 mm (1.187 in)
15-46