Cat Bucyrus 120E Hydraulic Excavator OPERATING INSTRUCTIONS MANUAL BI651471

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OPERATING INSTRUCTIONS RH 120 E Operation Driver's seat

Adjusting the lumbar support

The driver's seat (Fig. 2-21:) can be adjusted in inclination, height and fore-and-aft position. The seat suspension can be adapted to the driver's weight.

The backrest is equipped with an upper and a lower air chamber.

Never adjust the seat while driving. Concentrate on the road to avoid accidents. Before carrying out any seat adjustments: - stop the machine - set the control lever to "0"

Pull knob (7) upwards - the lower chamber is inflated with air Pull knob (3) upwards - the upper chamber is inflated with air Push knobs (3 and 7) downwards - the air chambers are deflated

Adjusting the seat cushion Adjust the inclination of the seat cushion with buttons (1 and 2). Button (1) – lower frontside of cushion Button (2) – lower backside of cushion Bring the seat cushion into the desired position by moving the body forwards or backwards. Release button (1 or 2).

Adjusting the armrests The armrests can be raised or lowered as required. To adjust the armrest inclination, turn knobs (6) to the right or left.

Fore-and-aft position The fore-and-aft position of the seat can be adjusted with lever (9). Fig. 2-21:

Adjusting the backrest

Pull lever (9) upwards, slide seat to the desired position and allow lever (9) to engage.

Adjust the inclination of the backrest with button (5) verstellen. Lean against the backrest or move your body forwards to bring the backrest into the desired position. Release button (5).

Fore-and-aft adjustment of the seat plate The fore-and-aft position is adjusted with lever (8). Pull lever (8) upwards, slide seat plate to the desired position and allow lever (8) to engage.

BA RH120E(3 668 330.00)-EN

2-19


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OPERATING INSTRUCTIONS Repair work

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page 202

OPERATING INSTRUCTIONS RH 120 E Repair work

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OPERATING INSTRUCTIONS RH 120 E Repair work

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OPERATING INSTRUCTIONS

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OPERATING INSTRUCTIONS RH 120 E Repair work

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OPERATING INSTRUCTIONS RH 120 E Inspection and servicing

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ELECTRICAL SYSTEM

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SERVICING WORK

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OPERATING INSTRUCTIONS Operation ASSEMBLING WORKING EQUIPMENT - SAFETY INSTRUCTIONS

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OPERATING INSTRUCTIONS RH 120 E Operation WORKING OPERATION

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OPERATING INSTRUCTIONS RH 120 E

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ACCIDENT PREVENTION REGULATIONS FOR ELECTRICALLY POWERED EXCAVATORS

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OPERATING INSTRUCTIONS RH 120 E

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OPERATING INSTRUCTIONS RH 120 E Introduction

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OPERATING INSTRUCTIONS RH 120 E Introduction

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OPERATING INSTRUCTIONS RH 120 E

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