2. Remove the dust cover from the main guide pin.
3. Using a screw-driver, remove a spring ring of a cover of the brake cylinder and a cover.
4. Remove the piston.
- A) Place a rag between piston and cylinder.
- b) Using compressed air, remove the piston from the Cylinder.
Caution: Do not place your fingers in front of the piston when using compressed air.
5. Using a screwdriver, remove the piston collar.