Honda CBR150R Manual page 242

BRAKE SYSTEM
Place a shop rag under the caliper to cushion the piston
when
it is
expelled.
Use the air in short spurts.
Do not bring the air nozzle too close to the inlet or the
pistons may be forced out with excessive force that could
cause iniurv.
Push the dust and piston seals in and lift them out.
Clean the seal groove with clean brake fluid.
CAUTION:
Be careful not to damage the piston sliding surface.
INSPECTION
Check the caliper pistons for scoring or other damage.
Measure the caliper piston O.D.
SERVICE LIMIT: 25.300 m m (0.9960 in)
Check the caliper cylinder bores for scoring or other dam-
age.
Measure the caliper cylinder
I.D.
SERVICE LIMIT: 25.400 m m (25.405 in)
16-17