Caliper Service

DISASSEMBLY

1. Remove caliper and brake pads as previously described.
2. Remove sliding sleeve inner protective caps.
3. Remove piston boot from housing.
4. Move sliding sleeve slightly toward protective cap and remove cap from groove in sleeve.
5. Remove boot from piston and housing.

Fig. 2 Caliper sliding sleeve removal:

6. Press sliding sleeves out of housing, Fig. 2, then remove seals using a suitable wood or plastic tool.




7. Position a block of wood approximately .590-787 inch thick into caliper, then carefully apply compressed air into inlet hole to force piston from housing.
8. Secure caliper assembly in a suitable vise, then remove caliper retaining frame attaching bolts and the frame.
9. Remove piston seal from groove in caliper bore using a suitable wood or plastic tool.
10. Remove bleeder valve from caliper.

ASSEMBLY

1. Lubricate, then install new piston seal into caliper bore. Ensure seal is not twisted.
2. Install lubricated piston into caliper bore, ensuring piston does not jam and piston seal is properly seated. Leave piston exposed enough to permit installation of boot in groove.
3. Position boot in piston groove and press onto caliper housing. Seat boot using tool No. J36538 or equivalent.
4. Install caliper retaining frame, torquing attaching bolts to 70 ft.lbs
5. Apply suitable grease to sliding sleeves, then install seals in center groove of sliding sleeves. Ensure seals are not twisted.
6. Position sliding sleeves in caliper with inner protective cap groove facing piston. Leave sleeves exposed enough to permit installation of protective caps.
7. Install new protective caps into sliding sleeve grooves and press onto caliper housing collar. Seat caps using tool No. J36647 or equivalent.
8. Push sliding sleeves into housing, then install bleeder valve.
9. Install brake pads and caliper as previously described.