Komatsu PC308USLC-3E0 Operation & Maintenance Manual page 134

MACHINE OPERATIONS AND CONTROLS
Adjustment
Seat Adjustment
When adjusting the position of the operator's seat, always set the lock lever to the LOCK position to prevent any accidental
contact with the control levers.
Always adjust the operator's seat before starting each operation or when the operators change shift.
Adjust the operator's seat so control levers and switches can be operated freely and easily with the operator's
back against the backrest.
(A) Fore-and-aft adjustment
Pull up lever (1). After the seat is set to the desired position, release
the lever.
Adjustable distance:100 mm (3.3 in) in 10 steps
(B) Adjusting reclining
REMARK
The seat can be reclined more when the seat is pushed to the front.
The amount of reclining decreases as the seat is pushed back, so
when moving the seat back, return the seatback to the upright
position.
Pull up lever (2) and set the backrest to a position that is
comfortable for operation, then release the lever.
Sit with your back against the seat backrest when adjusting. If your
back is not against the backrest, the backrest may suddenly move
forward.
(C) Adjusting seat tilt
Forward tilt
Push lever (3) down to adjust the angle of the front of the seat. (4 stages)
To raise the angle at the front of the seat, keep the lever pushed down and apply your weight to the rear of the
seat.
To lower the angle at the front of the seat, keep the lever pushed down and apply your weight to the front of the
seat.
Rear tilt
Pull lever (3) up to adjust the angle of the rear of the seat. (4 stages)
To raise the angle at the rear of the seat, keep the lever(3) pulled up and stand up slightly to remove your weight
from the seat.
To lower the angle at the rear of the seat, keep the lever(3) pulled up and apply your weight to the rear of the seat.
Amount of tilt: Up 13°, down 13°
3 - 78
WARNING
OPERATION