Woodhead 36146 Pulling Grip, Medium Duty, Slack/Offset Eye, Single Weave, Standard Length, Split Rod, 7700lb Approximate Break Strength, 17.00" Mesh Length, 1.75-1.99" Cable Diameter

drivers of heavy vehicles do you know that you can calibrate the self adjusting brake levers of your vehicle yourself indeed it is possible to do it from the cab of any vehicle equipped with a pneumatic drum braking system how does it work this diagram represents a pneumatic drum braking system when you press the parking brake button on the vehicle the air is directed into the parking brake part of the double brake chamber this has the effect of releasing the vehicle parking brake when you press the brake pedal the air is directed into the service section of the brake chamber this has the effect of pushing the push rod which will then rotate the S cam in this way you apply the brakes on all the wheels of the vehicle the friction of the brake linings against the drum causes breaking this friction causes the wear of the brake linings this wear has the effect of increasing the stroke of th