Komatsu WA200-8 Operation & Maintenance Manual page 213

OPERATION
METHOD FOR ADJUSTING LUMBAR SUPPORT
Turn the knob to the right or left, and give proper tension to the
waist part.
METHOD FOR ADJUSTING SUSPENSION DAMPER HARDNESS
By operating the knob, the damping force of the suspension damper can be adjusted.
• To increase the damping force, direct the knob toward bot-
tom side (A) of the seat.
• To decrease the damping force, direct the knob toward top
(B) of the seat.
Adjustment amount
1st stage: at position (c)
2nd stage: at position (d)
3rd stage: at position (e)
4th stage: at position (f)
5th stage: at position (g)
REMARK
As for the hardness adjustment of suspension damper, 3rd
stage position (e) is preset as the best position for operator
comfort.
Accordingly, adjusting the knob to 3rd stage position (e) is rec-
ommended for usual operation.
1.
When you want to decrease the vertical movement of the suspension, adjust the knob to 4th stage position
(f) or 5th stage position (g).
(The damper becomes harder.)
2.
When you want to decrease the shock to the seat further, adjust the knob to 2nd stage position (d) or 1st
stage position (c).
(The damper becomes softer.)
MACHINE OPERATIONS AND CONTROLS
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