GASKET 0308780 - Caterpillar

Do not engage the parking brake while the machine is moving unless the primary service brake fails. The use of the parking brake as a service brake in regular operation will cause severe damage to the brake system.
When the parking brake lever is engaged the hydrostatic drive is neutralized. The machine will not move.Shifting the directional control lever will not cause the machine to move until the parking brake lever is disengaged. Parking Brake - The parking brake lever is located on the left side of the seat. Use the parking brake after the machine is stopped.In order to activate the hydrostatic drive, perform the following steps.
Start the engine.
Move the direction control lever to NEUTRAL.
Release the parking brake.
Move the direction control lever to the desired position.If the hydrostatic drive is activated with the parking brake engaged, the machine will not move. If the parking brake is disengaged, the machine will not move. The direction control lever must be moved to the NEUTRAL position. Then, move the direction control lever to the desired position after the parking brake is disengaged.
Illustration 1 g00684621
Parking Brake Engaged - Pull up on the parking brake lever in order to engage the parking brake. The hydrostatic drive will shift to NEUTRAL. The alert indicator for the parking brake will come on. The alert indicator is located on the right side of the steering column.Note: If the parking brake is engaged and the directional control lever is in FORWARD or in REVERSE, the machine will not move. Move the directional control lever into NEUTRAL. Then move the direction control lever into the desired direction in order for the hydrostatic drive to be activated.
Illustration 2 g00684812
Parking Brake Disengaged - Push the button on the top of the parking brake lever. Lower the parking brake lever in order to release the parking brake.Secondary Brake - The secondary brake uses the same lever as the parking brake. If the service brakes fail to stop the machine, use the secondary brake.