Liebherr Hydraulic excavator R 974 C Operating manual 30724 - PDF DOWNLOAD

Page 96

Control and operation

Operating manual

Operating and control elements

Button -Switch

Function

Push button S5R

Reserve

Push button S6L

Lifting magnet, see in this chapter "Lifting magnet (optional equipment)". or float position of the boom cylinders with shovel attachment, see the section "working attachment control", further in this chapter. or turning on the pressure limitation for boom cylinders for exemple when operating a grapple, see also S98 in the heading "Controls for optional equipment"..

Push button S6R

Travel alarm cut-off See in this chapter "Drive warning device (optional extra)".

Push switch S55

Unlocking of a movement cut-off by end position switch See in this chapter "Cut-off by end switches of attachment movements (optional equipment)" and "Mechanical stanchion cylinder shut-down (option)".

Rocker switch S57

Swing brake control in semi automatic mode See in this chapter "The uppercarriage swing movements".

Caution! With some specific combinations of optional equipments and/or at customer’s wish, the functions may be different. Always check the functions of special equipments before beginning to work with the machine. The operator can select an other characteristic for the proportional control of additional function. By pressing on the touch S251 on the right side control panel, the indicator integrated in the touch lights up and the second characteristic curve for the proportional function of the left mini joystick is selected.

By pressing on the touch S252 on the right side control panel, the indicator integrated in the touch lights up and the second characteristic curve for the proportional function of the right mini joystick is selected.

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MJFCIFSS

R 974 C / 10069856


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5.2Cleaning machine

1hr
pages 290-394

5Maintenance

2min
pages 287-289

Troubleshooting

1min
pages 284-285

Troubleshooting

6min
pages 278-283

Troubleshooting

10min
pages 266-271

4Troubleshooting

3min
pages 263-265

Control and operation

1min
pages 260-262

Control and operation

3min
pages 256-259

Control and operation

2min
pages 254-255

Control and operation

4min
pages 248-253

Control and operation

2min
pages 246-247

Control and operation

1min
pages 244-245

Control and operation

10min
pages 230-243

Control and operation

5min
pages 224-229

Control and operation

4min
pages 220-223

Control and operation

8min
pages 212-219

Control and operation

1min
pages 210-211

Control and operation

2min
pages 206-209

Control and operation

1min
pages 204-205

Control and operation

1min
pages 202-203

Control and operation

3min
pages 198-201

Control and operation

3min
pages 194-197

Control and operation

1min
pages 192-193

Control and operation

6min
pages 186-191

Control and operation

1min
pages 184-185

Control and operation

4min
pages 180-183

Control and operation

1min
pages 178-179

Control and operation

2min
pages 176-177

3.4Working with the machine

4min
pages 170-175

the machine into operation

14min
pages 157-169

Control and operation

1min
pages 156-157

Control and operation

12min
pages 142-155

Control and operation

3min
pages 138-141

Control and operation

1min
pages 136-137

Control and operation

2min
pages 134-135

Control and operation

9min
pages 126-133

Control and operation

4min
pages 120-125

Control and operation

1min
pages 118-119

Control and operation

6min
pages 112-117

Control and operation

8min
pages 106-111

Control and operation

1min
pages 104-105

Control and operation

1min
pages 102-103

Control and operation

1min
pages 100-101

Control and operation

3min
pages 96-99

Safety instructions, Signs on the machine

1min
pages 86-87

Safety instructions, Signs on the machine

4min
pages 78-81

Safety instructions, Signs on the machine

3min
pages 76-77

2Safety instructions, Signs on the machine

28min
pages 61-75

1Product description

1min
pages 11-15
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