Komatsu PC30MR-5 Operation & Maintenance Manual page 171

OPERATION
METHOD FOR ADJUSTING SEAT IN FORE-AND-AFT DIRECTION
Operate lever (1) upward, set the seat to the desired position,
and then release the lever.
Fore-aft adjustment: 180 mm
REMARK
Adjust the position of operator's seat according to the type of
the work. For example, slide the seat forward for deep digging
work, so that you can get better visibility downward.
METHOD FOR RECLINING SEAT
Operate lever (2) upward, set the backrest to the desired posi-
tion, and then release the lever.
REMARK
Sit with your back against the backrest when adjusting. If your
back is not touching the backrest, it may suddenly move for-
ward.
METHOD FOR ADJUSTING SEAT SUSPENSION
Turn knob (3) under the seat to adjust it to your desired posi-
tion.
Weight adjustment range: 50 to 120 kg
REMARK
To make the seat softer, adjust the weight to make it lighter; to
make the seat harder, adjust the weight to make it heavier.
When traveling on rough road surfaces, make the seat harder
in advance.
METHOD FOR ADJUSTING MIRRORS
Be sure to adjust the mirrors before starting work.
If they are not adjusted properly, you cannot secure the visibility and may lead to a serious personal
injury or death.
The following conditions must be met before starting the work to prevent the machine from moving dur-
ing the work.
• The machine is placed on a level ground.
• The work equipment is lowered to the ground in secure posture.
• The lock lever is in LOCK position.
• The engine is stopped.
MACHINE OPERATIONS AND CONTROLS
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WARNING
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CAUTION
WENAM00150
3-105