Figure 3-46. Seat brake, exploded view.

(2) If the seat brake and brake linkage are properly

tension block located along side of the seat hinge

adjusted, the seat brake will be applied when the

actuates the seat switch. The seat switch opens and

operator's seat is raised. The spring pressure which

interrupts power to the directional and power steering

applies the brake is removed when a weight (e.g. the

control circuits and all other systems. If the seat switch is

operator) is applied to the seat.

properly adjusted, the lift truck remains stationary when

(3) The same spring pressure that applies the seat

the operator's seat is raised (unoccupied). The systems

brake also raises the operator's seat (when unoccupied)

become operational when sufficient weight is applied to

through mechanical linkage. As the seat is raised, a

the operator's seat.

1. Slotted nut

Nut

2. Drum

Flat washer

3. Spring (2)

10.

Actuating arm (2)

4. Nut (2)

11.

Nut

5. Flat washer (2)

12.

Flat washer

6. Shoe (2)

13.

Actuating cam

7. Drive block (2)

14.

Backing plate

Figure 3-46. Seat brake, exploded view.

3-67