Caliper Disassembly and Assembly

Caliper





Special Tool(s)

Disassembly
1. Remove the rear disc brake caliper.
2. Drain the remaining brake fluid from the rear disc brake caliper.
3. Secure the rear disc brake caliper in a vise.





4. Remove the rear disc brake piston.
1. Place a block of wood between the caliper bridge and the rear brake disc piston.
2. Apply low air pressure to the fluid port in the rear disc brake caliper.
3. Force the rear brake disc piston out to the block of wood.
4. Remove the block of wood and the rear brake disc piston.





5. NOTE: Do not hone the cylinder bore. Pistons are not available for honed cylinder bores. If the rear disc brake caliper cylinder bore is excessively scored or corroded, install a new rear disc brake caliper.

Remove and discard the piston seal and dust boot.


Assembly

CAUTION: Never reuse the piston seal or dust boot.

NOTE: Never reuse brake fluid that has been drained from the hydraulic system or has been allowed to stand in an open container for an extended period of time.





1. Lubricate the following with Ford High Performance DOT 3 Motor Vehicle Brake Fluid C6AZ-19542-AB or equivalent DOT 3 fluid meeting Ford specification ESA-M6C25-A. If DOT 3 is not available, use DOT 4 Brake Fluid meeting Ford specification SAE-J1704-DOT 4.
1. Cylinder bore
2. Piston seal
3. Rear brake disc piston
4. Dust boot





2. Install the piston seal.





3. Install the dust boot.





4. CAUTION: Be careful not to damage or dislodge the piston seal.

Install the rear brake disc piston.
5. Install the rear disc brake caliper.