Komatsu D61EX-24 Operation & Maintenance Manual page 231

MACHINE OPERATIONS AND CONTROLS
METHOD FOR ADJUSTING SEAT CUSHION IN FORE-AFTER DIRECTION
1.
Pull up the seat cushion fore-aft adjustment lever, and set
the seat cushion to the desired position.
Fore-aft adjustment range: 60 mm {2.4 in}
2.
After adjusting, release the lever.
METHOD FOR ADJUSTING LUMBER SUPPORT
Adjust the lumber support while keeping the staring switch in ON position.
Press the adjustment switch to give proper tension to the waist
part.
Press (+) side: Tension of backrest increases.
Press (-) side: Tension of backrest decreases.
Adjust the curve of backrest to your desired shape.
METHOD FOR ADJUSTING DAMPER
Turn the adjustment knob to adjust the hardness of damper to
the desired level.
Turn to direction (L): Damper is hardened.
Turn to direction (R): Damper is softened.
3-180
OPERATION