Brake Master Cylinder: Service and Repair

CAUTION:
- Be careful not to bend or damage the brake lines when removing the master cylinder.
- Do not spill brake fluid on the vehicle; it may damage the paint; if brake fluid does contact the paint, wash it off immediately with water.
- To prevent spills, cover the hose joints with rags or shop towels.
- Before reassembling, check that all parts are free of dust and other foreign particles.
- Do not try to disassemble the master cylinder assembly. Replace the master cylinder assembly when necessary.
- Make sure no dirt or other foreign matter is allowed to contaminate the brake fluid.
- Always use DOT 3 Brake Fluid. Using a non-DOT 3 brake fluid can cause corrosion and decrease the life of the system.
- When connecting the brake lines, make sure that there is no interference between the brake lines and other parts.

PROCEDURE

HINT: A syringe will work to drain the fluid from the master cylinder.





1. Remove the brake lines.
2. Remove the master cylinder mounting nuts, then remove the master cylinder.
3. Reverse procedure to install. Noting the following:
- Fill the master cylinder.
- Bleed the brake system.