BRAKES 60 7 Remove sealing ring from the groove in the caliper housing. Remove the bleed screw from the caliper housing. INSPECTION After thoroughly cleaning with fresh brake fluid examine all parts for damages and corrosion. PISTON Outer surface should be free from nicks, score or rust and should feel smooth to touch. Do not use emery paper on piston surface. CALIPER HOUSING Bore should be free from score, pitting and corrosion. The seal groove in the bore should be thoroughly cleaned and there should be no nicks at the edges. If the above conditions are quite satisfactory then replacement with appropriate kit will give satisfactory performance. If not the caliper assembly should be replaced. SLIDING PINS Sliding pins should be free from rust, bends and sliding pin dust covers should be soft and free from cracks or puncture if required replace them. ASSEMBLY 1 Smear the sealing ring with fresh brake fluid, fit it on to the groove in the caliper pot and work around with fingers until it is properly seated. Smear fresh brake fluid on to the piston surface. Fit dust boot in to the caliper groove. 2 Assemble seal and boot in the respective groove. Apply compressed air at low pressure (@ 2 bar) through the supply port of caliper. Locate the piston on boot the airflow will get restricted and dust boot will inflate on all sides.
RkJQdWJsaXNoZXIy MTIwNTUz