zing 125 qe Workshop-manual : Page 133

          13. HYDRAULIC BRAKE                                 ZING125


 INSPECTION
 Check each piston for scratches or wear.
 Measure each piston O.D. with a micrometer
 gauge.
 Service Limit: 25.30mm replace if below




 Check each caliper and caliper cylinder for
 scratches or wear and measure the caliper
 cylinder I.D.
 Service Limit: 25.45mm replace if over




 ASSEMBLY
 Clean all removed parts.
 Apply silicon grease to the pistons and oil
 seals. Lubricate the brake caliper cylinder
 inside wall with brake fluid.
 Install the oil seals and then install the brake
 caliper pistons with the grooved side facing
 out.
 Install    the piston with its outer end
   protruding 35mm beyond the brake
   caliper.


 Wipe off excessive brake fluid with a clean
 shop towel. Apply silicon grease to the brake
 caliper seat pin and caliper inside.
 Install the brake caliper seat.




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