115 Dual or splitline braking systems

Dual- or split-line braking systems are used on all cars and vans to continue to provide some degree of braking if one of the two hydraulic circuits should fail. A tandem master cylinder is incorporated in the dual-line braking system, which is in effect two separate master cylinder circuits placed together end on so that it can be operated by a common push rod and foot pedal. Thus, if there is a fault in one of the hydraulic circuits, the other pipe line will be unaffected and therefore will still actuate the caliper or drum brake cylinders it supplies.

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