Komatsu PC360NLC-11 Operation & Maintenance Manual page 233

Hydraulic excavator
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OPERATION
METHOD FOR ADJUSTING HEADREST IN VERTICAL DIRECTION
Move the headrest up or down to the desired height.
Amount of adjustment: 60 mm (2 stages)
NOTICE
When adjusting the headrest height, operate it so that the
shaft of the headrest becomes straight. If it is forcibly
twisted, the installation part may be broken.
METHOD FOR ADJUSTING ARMREST HEIGHT
Firmly tighten the knob. If it is found loosened, tighten it further.
Height of the armrest can be adjusted up or down by using the knob at the rear of the armrest.
Armrest height adjustment: 43 mm
1.
Loosen knob (1) at the rear of the armrest.
2.
Pull plunger (2).
3.
Adjust the height of armrest (3) while pulling plunger (2).
4.
Push back plunger (2) after aligning it to the height adjust-
ment hole of armrest (3).
5.
Tighten knob (1) at the rear of the armrest.
METHOD FOR ADJUSTING ARMREST ANGLE
Angle of the armrest can be adjusted vertically by turning ad-
justment dial (7) at the bottom of the armrest (5).
Angle adjustment: 9 ° in lower direction, 4 ° in upper direction
MACHINE OPERATIONS AND CONTROLS
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CAUTION
3-157

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