Komatsu PC45MR-30403, Operation And Maintenance Manual

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METHOD FOR ADJUSTING
METHOD FOR ADJUSTING OPERATOR'S SEAT
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WARNING
When adjusting the position of the operator's seat, always set the lock lever to LOCK position to pre-
vent any malfunction due to accidental contact with the control levers.
NOTICE
If the seat position is adjusted while the parts, tools, or empty cans are left around the operator's seat,
the peripheral parts or operator's seat may be damaged.
Check that there is no parts etc., around the operator's seat, and adjust the seat position.
• Always adjust the operator's seat before starting each operation or when the operators change shift.
• Adjust the operator's seat so that control levers and switches can be operated freely and easily with the
operator's back against the backrest.
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 {7.1 in}
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 {110.6 to 264.6 lb}
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.
OPERATION MACHINE OPERATIONS AND CONTROLS
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