Case WX145 Operator's Manual page 158

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OPERATING THE MACHINE
EXTENDING AND RETRACTING THE DIPPER
First switch over to dipper function with push-button
(6).
To extend the dipper:
Push the left hydraulic control lever (1) forward.
To retract the dipper:
Pull the left hydraulic control lever (1) back.
FILLING AND DUMPING THE BUCKET
To fill the bucket:
Shift the right hydraulic control lever (2) to the left.
To bump the bucket:
Shift the right hydraulic control lever (2) to the right.
OPENING AND CLOSING OF THE CLAMSHELL
(OPTIONAL)
To open the clamshell:
Shift the right hydraulic control lever (2) to the right.
To close the clamshell:
Shift the right hydraulic control lever (2) to the left.
ADJUSTING THE OPENING AND CLOSING
SPEED OF THE CLAMSHELL (OPTIONAL)
Activate the clamshell switch on the left panel. The
clamshell opening and closing speeds now corre-
spond to the values preset on the display.
CLAMSHELL ROTATION (OPTIONAL)
To turn the clamshell to the right:
Depress button (8) of right hydraulic control lever
(2).
To turn the clamshell to the left:
Depress button (5) of left hydraulic control lever (1).
AUTO POWER BOOST ACTIVATION
Depress button (3) of left hydraulic control lever (1).
HORN ACTIVATION
Depress button (7) of right hydraulic control lever
(2), the horn releases an acoustic signal.
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