KYMCO GRAND DINK 250 Manual page 189

15
. REAR BRAKE/REAR FORK/REAR
WHEEL/REAR SHOCK ABSORBER
Remove the piston from the brake caliper.
If necessary, use compressed air to squeeze
out the piston through the brake fluid inlet
opening and place a shop towel under the
caliper to avoid contamination caused by the
removed piston.
Check the piston cylinder for scratches or
wear and replace if necessary.
Push the piston oil seal outward to remove it.
Clean the oil seal groove with brake fluid.
Be careful not to damage the piston
surface.
Check the piston for scratches or wear.
Measure the piston O.D. with a micrometer
gauge.
Service Limit: 30.14mm
Check the caliper cylinder for scratches or
wear and measure the cylinder bore.
Service Limit:30.28mm
GRAND DINK 250
Compressed Air
15-4