Driving
5.1 Before driving
Operating Manual GMK6300L 3 112 xxx en 5 - 13
xx.xx.xxxx
 5.1.3             Adjusting the seats and steering column
Driver's seat The seat height and lumbar support (version 1) are adjusted pneumatically. 
You can only make these adjustments when:
– Sufficient air pressure is available in the secondary consumer circuit. 
You may have to build supply pressure; 
à p. 5 - 10.
– The switch (1) on the driver's seat is off (not pressed in),
• Sit on the driver's seat; the seat will rise to the last position set.
You can make various settings as required.
Version 1 
The settings are made pneumatically. 
The following applies to all buttons:
s
1 Seat – longitudinal adjustment
2 Vertical cushioning on/off
3 Armrests – inclination
1)
4 Seat cushion – angle
5 Seat cushion – longitudinal adjustment
6 Adjust suspension stiffness to body 
weight
7 Seat – height
8 Back rest – angle
9 Shoulder supports
1 Lower lumbar support area
2 Upper lumbar support area
3 Lateral support
4 Seat heating on/off
1)
1)
Additional equipment
Empty the air cushion: Push down
Fill the air cushion: Push up