Brake Master Cylinder. It’s main function is to let the brake fluid into each brake wheel cylinder, then to push the piston moving.
·It has a tank for the storage of brake fluid, and at the bottom is equipped with a piston and inlet and outlet ports in the cylinder.
·When the brake pedal is pressed, the piston is subjected to the thrust of the brake pedal, oil flows from the tank to the brake wheel cylinder.
·When the brake pedal is released, the oil outlet in the brake master cylinder will close and the oil inlet will open, so that the brake oil