Freightliner dash valve is an essential component of the air brake system in a Freightliner truck. It is responsible for controlling the flow of air to the brake chambers, which in turn applies the brakes. Understanding how the dash valve works is crucial for any truck driver or mechanic.
The dash valve is located on the truck's dashboard and is connected to the air brake system. When the driver presses the brake pedal, the dash valve sends a signal to the air compressor to release compressed air into the brake chambers. This compressed air applies pressure to the brake shoes, which then press against the brake drums, causing the truck to slow down or stop.
The dash valve also has a parking brake function. When the driver pulls the parking brake lever