Show greater stopping power when lightly loaded | |
Show greater stopping power in bad weather | |
Operate poorly when under load | |
Vary with |
Allow excess air pressure to be released from air tanks | |
Deliver air from the air compressor to the air tanks | |
Allow water and oil to be expelled from air tanks | |
Deliver air from the air tanks to the air brakes |
Ensures that the air storage tanks are properly pressurized | |
Delivers air from the air compressor to the brakes | |
Captures air that has been delivered to the brakes but was unused | |
Delivers air from the air storage tanks to the brakes |