Operator Seat; Adjustment - Komatsu 730E Operation & Maintenance Manual

Operation - Section 32
Page 32-10

OPERATOR SEAT

The operator's seat provides a fully adjustable cush-
ioned ride for the driver's comfort.

ADJUSTMENT

The following adjustments must be made while sitting
in the seat.
1. Headrest: Move up, down, fore, or aft by mov-
ing headrest (1, Figure 32-9) to the desired
position.
2. Armrests: Rotate the adjusting knob until the
armrest is in the desired position. The knobs
are located at the front of the armrests.
3. Backrest: Lift backrest adjustment (3) to
release, and select the backrest angle. Release
the control handle to set.
4. Seat Belt: The operator must have seat belt (4)
buckled in place and properly adjusted when-
ever the vehicle is in motion.
5. Seat Slope: Lift seat slope adjustment (5) and
hold to adjust the slope of the seat. Release the
lever to lock the adjustment.
6. & 7 Air Pillow Lumbar Support: Each upper/
lower air pillow lumbar support (6 or 7) controls
an air pillow. Switch (7) controls the lower air pil-
low, and switch (6) controls the upper air pillow.
To inflate, press on top of the rocker switch and
hold for the desired support, then release. To
deflate, press on the bottom of the rocker switch
and hold for the desired support, then release.
Adjust each pillow for the desired support.
8. Seat Suspension: Move suspension adjust-
ment (8) up to increase ride stiffness and down
to decrease ride stiffness.
9. Horizontal Adjustment: Lift horizontal adjust-
ment (9) and hold. Bend knees to move the seat
to a comfortable position. Release the control
lever to the lock adjustment
12. Seat Height: Lift seat height adjustment (12)
and hold to adjust the height of the seat.
Release the lever to lock the adjustment.
Operator Cab and Controls
FIGURE 32-9. OPERATOR SEAT
ADJUSTMENT CONTROLS
1. Headrest
2. Armrest Adjustment
3. Backrest Adjustment
4. Seat Belt
5. Seat Slope Adjustment
6. Upper Air Pillow Lumbar Support
7. Lower Air Pillow Lumbar Support
8. Suspension Adjustment
9. Horizontal Adjustment
10. Mounting Cap Screws and Hardware
11. Seat Belt Tether Cap Screw
12. Seat Height Adjustment
OM3241