WIRE A 0308327 - Caterpillar

Illustration 1 g00664280
Parking Brake - The parking brake control is on the right side of the operator compartment. Engage the parking brake after the machine has stopped.Parking Brake Engaged - Pull out the knob in order to engage the parking brake.Parking Brake Disengaged - Push in the knob in order to release the parking brake. The air pressure must be above 621 kPa (90 psi) in order to disengage the parking brake.Note: The parking brake will engage automatically if air pressure drops to 379 34 kPa (55 5 psi). If the parking brake automatically engages, the parking brake control must be reset manually. When the air pressure in the system has returned to the normal operating pressure, the knob must be pulled upward in to the ENGAGED position. Next, push down on the parking brake control in order to disengage the brakes.