Case 580ST, Operator'S Manual

Page: 132 / 434

3 - CONTROLS AND INSTRUMENTS
Backhoe attachment hydraulic controls version
LEEN11T0019FA
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1. Control enable switch:
• When set to ON (control lamp on), this switch al-
lows enabling all hydraulic controls of the backhoe
attachment.
2. Left-hand hydraulic control lever:
• The left-hand hydraulic control lever controls at-
tachment swing and the boom or the dipper (de-
pending on the control pattern adopted).
3. Right-hand hydraulic control lever:
• The right-hand hydraulic control lever controls the
bucket and the boom or the dipper (depending on
the control pattern adopted).
NOTE: The operating speed depends on the angle
of movement of the control levers. In intermediate
position, two movements may be obtained simul-
taneously.
4. Stabilizer controls:
• The right-hand control is for the right-hand stabi-
lizer and the left-hand control is for the left-hand
stabilizer.
5. Control pattern change switch:
• This switch is used for changing the standard con-
trol pattern to the ISO pattern.
6. Telescopic dipper controls (Proportional controls):
• Press the right-hand button to extend the tele-
scopic dipper. Press the left-hand button to retract
the telescopic dipper.
7. Wrist rests:
• The wrist rests may be adjusted to the required
height.
8. Hydraulic control lever support angle adjustment:
• These controls are used for the fore/aft and left/
right adjustment of the arm.
9. Horn button (momentary action control).
10. Auxiliary bidirectional attachment control (if fitted):
• Proportional buttons for the activation of the addi-
tional attachment.
11. Decelerator button:
• By pressing this button, the engine rpm sets to
low idle. During this phase, the accelerator knob
and pedal are disabled. By pressing the button
again, the engine rpm is restored and the accel-
erator knob and pedal are functional again.
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