21. The brake system was then bled, and the e-brake cables were adjusted using the cable adjusters located on the driver side at the rear cab mount. You want enough cable pressure so that there is a firm e-brake pedal, but not so much that the system has any pressure when the pedal is released. This can be checked by spinning the rear wheels by hand with the pedal released. Congratulations, you’re now drum-free! It’s party time!