Liebherr Hydraulic excavator R 906 Classic Operator's manual - PDF DOWNLOAD

Page 98

Control and operation

Operating manual

Operating and control elements

S56

Working pressure increase (optional equipment)

Press the touch: LED in the touch illuminates, the relief pressure of the primary relief valves increases, the maximum possible forces at the working attachment are raised. Press the touch again: LED in the touch goes out, the relief pressure of the primary relief valves is reduced to its initial value. S85

Grapple priority (when AHS 11)

During the opening and the closing of the grapple via AHS11 (for example grapple with Likufix coupling), three different supply priority can be selected by pressing the touch. Full priority mode: LEDs out Semi-priority mode 1: left LED illuminated Semi-priority mode 2: right LED illuminated In full priority mode, during the opening and the closing of the grapple, the attachments movements are very slow. In semi-priority mode 1 and 2, during the opening and the closing of the grapple, the attachments movements are faster and the maximal pressure for the grapple is preserved. To make faster the attachments movements, select the semi-priority mode 1 or 2 according to the operating and application parameters of the grapple. S86

Operating mode preselection

Four different operating modes can be selected by pressing the touch. L: Mode LIFT (RPM stage 5) F: Mode FINE (RPM stage 8) E: Mode ECO (RPM stage 9) P: Mode POWER (RPM stage 10). The currently active mode is displayed by the LED under the letter. P4

Engine RPM indicator

The indicator P4 displays the speed range of the Diesel engine in 10 levels.

S228

Engine RPM increase

Press the touch: the engine RPM will be increased by one level, an additional LED toward right illuminates on indicator P4. S229

Engine RPM decrease

Press the touch: the engine RPM will be decreased by one level, the most right burning LED on indicator P4 goes out. S354

No function

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MJFCIFSS

R 906 Classic / 10359873


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