Brake System Slack self-adjuster Brake Adjuster Arm for yutong bus 3502-00453

Product Details

The automatic brake gap adjustment arm is a gap compensation tool for the gap formed by the brake pad wear of the brake system. First, rotate the adjusting bolt to ensure the necessary gap between the brake drum (disc) and the brake shoe, and then When the brake pedal is lowered or released, the entire gap adjustment arm is used as a lever to rotate with the brake camshaft. At this time, the worm gear and camshaft rotate the cam and open the brake shoe. The movement of the cam forces the brake. The shoe is pressed against the brake drum (disk), and the friction between the brake pad and the brake drum (disk) stops the rotating wheel. When the brake pedal is released, the brake shoe return spring makes the brake shoe The block is reset, and the adjusting arm returns to the initial state when the air chamber is released. In this way, the gap formed by the wear of the brake pad is eliminated, and the gap between the brake drum (disc) and the brake shoe is restored to an appropriate value