System Component Description
The park brake system consists of the following:
- Park Brake Lever Assembly
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Receives and transfers park brake system apply input force from driver to park brake cable system. Releases applied park brake system when the lever is returned to the at-rest rest position.
- Park Brake Cables
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Transfers input force received from park brake lever, through park brake cable equalizer, to park brake apply lever.
- Park Brake Cable Equalizer
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Evenly distributes input force to both the left and right park brake units. An auto adjust spring is used to remove the slack in the park brake cables.
- Park Brake Actuator/Adjuster
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Uses multiplied input force from apply lever via the cables to expand park brake shoe toward the friction surface of the drum-in-hat portion of the rear brake rotor. Threaded park brake actuators/adjusters are also used to control clearance between the park brake shoe and the friction surface of the drum-in-hat portion of the rear brake rotor.
- Park Brake Shoe (Rear Disc, Drum-In-Hat System)
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Applies mechanical output force from park brake actuator/adjuster to friction surface of the drum-in-hat portion of the rear brake rotor.