How to adjust the pneumatic control valve of freight car airbag seat

1. Let's take a look at the internal operation of the airbag seat first. As shown in the figure, the seat can be automatically raised and lowered by pressing the button.

2. Adjust the height of the lower seat. The button of the seat height is connected with the control valve, and the seat height can be adjusted by inflating and deflating the airbag, as shown in the figure.

3. Adjusting the damping of the seat can change the damping and soft and hard changes of the seat.

4. Finally, just adjust the front and rear position of the seat.

Precautions;

1, remember the function of the buttons on the seat when adjusting, in case you forget them next time.

When you press the button, you can see the internal structure. If the button doesn't work, you can know where the fault is.

3, you can adjust it several times, and more times will make you more skilled.