Table of contents: Removal 🠇 Installation 🠇
Removal
1. Remove the brake drum.
2. Using a G-clamp, clamp the brake hose at the point closest to the wheel cylinder.
3. Using pliers, remove the upper spring that compresses the brake shoes. Remove the upper ends of the brake shoes from the pistons of the working brake cylinder.
4. Remove any dirt from around the brake hose connection and the rear of the wheel cylinder.
5. Unscrew the union nut. Carefully remove the brake pipe from the working brake cylinder. Close it with plugs.
6. Unscrew the 2 bolts securing the wheel cylinder to the brake shield. Carefully remove the wheel cylinder.
7. If the brake cylinder is defective, it must be replaced completely, as individual parts are not supplied for it.
Installation
1. Check that the mating surfaces on the brake shield and wheel cylinder are clean. Install the wheel cylinder.
2. Install the brake pipe into the brake cylinder and screw the connecting nut on 2-3 turns.
3. Screw in the 2 bolts securing the working brake cylinder to the brake shield and tighten them to the required torque. Finally tighten the nut securing the brake pipe to the working brake cylinder.
4. Remove the clamp from the brake hose.
5. Install the upper parts of the brake shoes into the grooves of the piston of the working brake cylinder. Install the upper return spring of the brake shoes.
6. Install the brake drum.
7. Bleed the brake system.