Doosan DX140LCR and DX140LCR-3 Excavator Service Manual

Doosan DX140LCR and DX140LCR-3 Excavator Service Manual

$35.50

Doosan DX140LCR Excavator Service Manual – 1024 Pages
Doosan DX140LCR-3 Excavator Service Manual – 1114 Pages

Format: PDF
Language: English
Publication No: K1049551E and 950106-01021E

 

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Description

Doosan DX140LCR and DX140LCR-3 Excavator Service Manual

Doosan Excavator DX140LCR and DX140LCR-3
Format: PDF
Language: English
Publication No: K1049551E and 950106-01021E

Doosan DX140LCR Excavator Service Manual – 1024 Pages
Doosan DX140LCR-3 Excavator Service Manual – 1114 Pages

How to Use The Doosan DX140LCR and DX140LCR-3 Excavator Guide Manual:

This manual provides information for servicing the DX140LCR and DX140LCR-3 Doosan Excavator. All service procedures are broken down into detailed steps, listed in their recommended sequence. The manual uses both photographs and drawings to help locate and itemize components. The table of Contents on the preceding pages is your best tool for finding the service procedure you need. Be certain to observe all Safety information included in these pages.

A schematic of each of the major engine systems is provided at the beginning of the section of the manual devoted to troubleshooting and repairing that particular system.

Basic safety precautions are list in the Safety section of the Doosan DX140LCR and DX140LCR-3 Excavator Service Manual. Additional safety precautions are list in the Safety section of the owner/operation/maintenance publication. Specific safety warnings for all these publications are provided in the description of operations where hazards exist. WARNING labels have also been put on the product to provide instructions and to identify specific hazards.

DOOSAN DX140LCR and DX140LCR-3 Instruction Table of Content:

Safety
Track Excavator Maintenance Safety …………………………………………… SP002907
Specifications
Specifications for DX140LCR-3…………………………………………………… SP002908
General Maintenance
General Maintenance Instructions……………………………………………….. SP002454
Standard Torques……………………………………………………………………… SP002404
Upper Structure
Cabin ………………………………………………………………………………………. SP002909
Counterweight…………………………………………………………………………… SP002910
Fuel Tank…………………………………………………………………………………. SP002911
Fuel Transfer Pump (Option) ………………………………………………………. SP002912
Swing Bearing…………………………………………………………………………… SP002913
Swing Reduction Gear……………………………………………………………….. SP002526
Lower Structure and Chassis
Track Assembly ………………………………………………………………………… SP002914
Engine and Drivetrain
QSB4.5 Engine…………………………………………………………………………. SP002915
Drive Coupling (Main Pump)……………………………………………………….. SP002931
Hydraulics
Hydraulic System Troubleshooting, Testing and Adjustment …………… SP002916
Accumulator……………………………………………………………………………… SP002455
Center Joint (Swivel)………………………………………………………………….. SP002917

Cylinders………………………………………………………………………………….. SP002918
Swing Motor……………………………………………………………………………… SP002919
Travel Device……………………………………………………………………………. SP002920
Main Pump……………………………………………………………………………….. SP002930
Gear Pump ………………………………………………………………………………. SP002500
Main Control Valve ……………………………………………………………………. SP002528
Remote Control Valve (Work Lever / Joystick) ………………………………. SP002921
Travel Control Valve (with Damper)……………………………………………… SP002922
Solenoid Valve Assembly …………………………………………………………… SP002923
Breaker EPPR Valve (Option) …………………………………………………….. SP002458
Hydraulic Schematic (DX140LCR-3) ……………………………………………. SP002924
Electrical System
Electrical System ………………………………………………………………………. SP002925
Electrical Schematic ………………………………………………………………….. SP002926
Attachments
Boom and Arm………………………………………………………………………….. SP002927
Bucket……………………………………………………………………………………… SP002506

Doosan DX140LCR and DX140LCR-3 Manual Instruction Extract:

Do not twist or bend the EGR connection tube duringremoval or installation, or damage to the hose can result.

To install the EGR cooler side connection tube (1): • Use new gaskets. Install the mounting cap screws and EGR connection tube (1) to the EGR cooler.
• Tighten the cap screws.
– Torque Value: 24 Nm (212 in lb) • Install the support brace (3) mounting cap screws to the EGR tube (1) and cylinder head.
• Tighten the cap screws.
– Torque Value: 24 Nm (212 in lb) • Install the crossover hose (2) and hose clamps to the EGR connection tube.
• Tighten the hose clamps.
– Torque Value: 5 Nm (44 in lb) • Connect the coolant return line support bracket to the EGR casting.
• Tighten the cap screws.
– Torque Value: 24 Nm (212 in lb)

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