5-59. PARHING BRAKE SYSTE (See figure 5-13.)
The parking brake system consists of a control knob on the instrument panel which is connected to linkage at the master brake cylinders. At the brake master cylinders, the control operates locking plates which trap pressure in the system after the master cylinder piston rods have been depressed by toe-operation of the rudder pedals. To release the parking brake, depress the pedals and push the control knob full in.