Bench Bleeding Master Cylinder
- Clamp master cylinder in soft-jaw vise at mounting flange on master cylinder. Install Bleeder Tube (6920) in each outlet port on master cylinder with ends of bleeder tubes positioned in brake fluid reservoir on master cylinder. Fill master cylinder with brake fluid.
- Ensure ends of bleeder tubes are submerged in brake fluid in in master cylinder reservoir. Using wooden dowel, slowly depress pistons in master cylinder and then release, allowing pistons to return.
- Repeat procedure until no bubbles exit from bleeder tubes. Remove bleeder tubes and plug master cylinder outlets to keep fluid from draining.
NOTE:
Bleeder tubes must be installed on master cylinder when performing bleeding procedure.