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Doosan DX140W User Manual

Doosan DX140W
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Original Instructions Copyright DOOSAN 2020©
Operation and Maintenance Manual
DX140W/DX160W Excavator
950106-00290EE
March 2020
DOOSAN and the DOOSAN logo are registered
trademarks of DOOSAN Corporation in the United
States and various other countries around the
world.
Serial Number 9909 and Up

Table of Contents

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Doosan DX140W Specifications

General IconGeneral
BrandDoosan
ModelDX140W
CategoryExcavators
LanguageEnglish

Summary

EC Declaration of Conformity

Safety

To the Operator of a Doosan Excavator

General introduction and responsibility for operator safety and awareness of actions.

Safety Decals

Information on the purpose, location, and maintenance of safety decals on the machine.

Visibility Information

Details on rear view cameras and mirrors for ensuring visibility around the machine.

Summary of Safety Precautions for Lifting in Digging Mode

Key items to evaluate for safe lifting operations in Digging Mode, including ground support and load.

Unauthorized Modifications

Consequences of modifications without DOOSAN authorization and the importance of using genuine parts.

General Hazard Information

Safety rules, features, and precautions for operating and maintaining the machine safely.

Fuel, Oil and Hydraulic Fluid Fire Hazards

Precautions regarding fuel, oil, and hydraulic fluid to prevent fire and explosion hazards.

Asbestos Dust Hazard Prevention

Precautions for preventing lung damage from asbestos fiber exposure, including respirator use and cleaning methods.

Fire Extinguisher and First Aid Kit

Information on providing and using fire extinguishers and first aid kits, and procedures for escaping a fire.

Protection from Falling or Flying Objects

Guidelines for protecting the operator's cabin from falling or flying objects with guards and structures.

Accumulator

Information on the pilot control system accumulator, its function, and safety precautions for handling.

Before Starting Engine

Checks and precautions for the work site before starting operations, including terrain and hazards.

Seat Belt

Daily checks, inspections, and maintenance of the seat belt system for proper function and operator safety.

Roll Over Protective Structure (ROPS)

Information on the operator's cabin ROPS certification, requirements, and precautions for modifications and damage.

Machine Operation

When Swinging or Changing Direction of Travel

Precautions to prevent serious injury or death when swinging or changing the direction of travel.

Travel Precautions

Safety guidelines to follow when traveling with the machine, including switch positions and equipment folding.

Operations on Slopes

Dangers of losing balance and tipping over when working or swinging on slopes, and careful operation procedures.

MAINTENANCE

Warning Tag

Alerting others that service or maintenance is being performed using warning notices and lockout devices.

Operating Controls

Component Locations

Diagrams illustrating the location of major machine components with a reference number and description list.

Operator's Area

Detailed diagram of the operator's cabin showing the location of various controls and features.

Operational Controls and Panels

Diagrams and descriptions of the various operational controls and panels within the operator's cabin.

Heater and Air Conditioner Control Panel

Description and operation of the cabin heating and air conditioning control panel and its functions.

Steering Console

Detailed explanation of the steering console, including combination switch, transmission selector, and work/travel selector.

Instrument Panel

Diagram and description of the instrument panel gauges, indicators, and selector buttons.

Multifunction Gauge and Graphic Information Area

Explanation of the multifunction display screen, engine rpm, battery voltage, pump pressure, and communication indicator.

Mode Selector Buttons

Description of Power, Economy, Auto Idle, and Flow Control buttons and their functions.

Setting Main Menu

How to navigate and set items like language, clock, filter/oil info, display, and password using selector buttons.

Flow Control

Procedure for setting the proper flow rate for optional attachments using the flow control button and selector switch.

Operation Selection Display

Information on how to view and select the current application mode, including Power, Standard, Economy, and Auto Idle.

Stereo

Instructions for operating the stereo and CD player, including controls and features.

Miscellaneous Electrical Devices

Description of cabin light, pilot cutoff switch, circuit breaker, fusible link, and fuse boxes.

Seat Adjustment

Instructions for adjusting the seat position, height, depth, lumbar support, headrest, and seat belt.

Ceiling Cover

Procedure for opening and closing the cabin ceiling cover, including safety precautions.

Front Windows

Instructions for opening and stowing the front upper window, including safety warnings.

Door Side Latch

Description of the door side latch used to secure the door to the cabin side when opened.

Cabin Storage Compartments

Description of the three storage compartments behind the operator's seat and a separate tray.

Ashtray

Location of the ashtray and the importance of closing it after use to prevent fire hazards.

Sun Visor

Instructions for using the front and ceiling window visors to reduce sunlight and prevent damage to the retract mechanism.

Hanger

Location of the hanger on the upper left side of the operator's cabin and safety warning about its use.

Cup Holder

Location and use of the rubber cup holder inside the operator's cabin.

Emergency Glass Breaking Tool

Location and use of the tool for breaking glass to exit the operator's cabin in an emergency.

Miscellaneous Access Covers and Doors

Procedures for opening and closing the side door, battery box door, and engine cover.

Swing Lock Pin and Mechanism

Description and use of the swing lock device for transporting or traveling on streets to prevent accidental movement.

Wheel Chocks

Location and use of wheel chocks to secure the machine for repairs or transport at all times.

Operation

To Handle a New Excavator

Steps for the initial break-in period, including load limits and daily checks to ensure proper performance and longevity.

Starting and Stopping the Engine

Inspection procedures before starting the engine and safety precautions regarding flammable materials and leaks.

Starting Engine With a Booster Cable

Procedure for jump-starting the engine using auxiliary or booster batteries, with safety precautions.

Hydraulic System Warm-up

Procedures for warming up the hydraulic oil and system to the correct operating temperature before starting work.

Hydraulic System Warm-up – Cold Weather

Specific procedures for warming up the hydraulic system in cold weather conditions to ensure proper operation.

Stopping Engine

Procedures for safely stopping the engine, including idling for cooling and proper control positioning.

Safety Lever

Explanation of the safety lever's function to deactivate work and travel controls, and precautions for its use.

Travel

General warnings and precautions for traveling with the machine, including traffic rules and speed limits.

Over the Road Traveling Procedures

Detailed steps for traveling the machine on roads, including brake testing and speed range shifting.

Traveling On A Work Site

Precautions and procedures for safe travel on a work site, including avoiding obstacles, slopes, and ensuring stability.

Parking Excavator

Procedures for safely parking the excavator, including ground conditions, lowering attachments, and using wheel chocks on slopes.

Travel Problems

Steps to take if a problem develops during travel mode, including moving the machine and identifying causes.

Cruise Control

Instructions for engaging and disengaging the cruise control system for maintaining travel speed.

Operating Instructions

Explanation of engine speed control using the dial or accelerator pedal, and mode selection for travel/work.

Engine Speed Control

Explanation of engine speed control using the dial or accelerator pedal, and mode selection for travel/work.

Mode Selection

Guidance on choosing work mode combinations (Power, Standard, Economy) for efficient work based on conditions.

Auto Idle Mode

Explanation of the automatic idle system that reduces engine speed when controls are neutral.

Boost Mode

How to activate power boost for maximum digging force using the right-hand work lever.

Work Levers (Joysticks) (ISO Pattern)

Description of left and right work levers (joysticks) for controlling boom, arm, bucket, swing, dozer, and outrigger movements.

Independent Outriggers (Optional)

Operation of optional independent outriggers using dozer control lever and select switches.

Two-Piece Boom (Optional)

Instructions for operating the upper and lower boom of a two-piece boom configuration.

Operating Precautions

Safety guidelines to prevent accidents during operation, including terrain investigation, machine contact, and narrow space awareness.

Working in Water

Precautions for operating in water, including water depth limits, slope considerations, and greasing swing bearing when wet.

Towing Procedure

Step-by-step procedure for towing the equipment, including wheel chocks, parking brake release, and speed limits.

Hydraulic Attachments (Optional)

Selection and installation of hydraulic breakers, including considerations for stability, oil pressure, and hose connections.

Breaker Operation

Selection and installation of hydraulic breakers, including considerations for stability, oil pressure, and hose connections.

Adjusting the Pump Flow

Procedure for adjusting pump flow rate using UP/DOWN buttons and applying the setting via the SELECT button.

Rotating Pedal Valve (Optional)

Operation of the rotating pedal valve for front attachment rotation and locking the pedal with the prop rod.

Attachment Rotation Using the Left-hand Work Lever (Joystick)

How to activate attachment rotation using buttons on the left-hand work lever for clockwise or counterclockwise movement.

Lifting Objects

Safety precautions for lifting heavy loads, including configuration, load capacity, and maintaining stability.

OPERATION UNDER UNUSUAL CONDITIONS

Maintenance requirements for operating in mud, water, rain, dusty, hot, rocky, or extreme cold environments.

Operation In Extreme Cold

Precautions for operating in extreme cold, including preheating, battery care, and fuel management.

Inspection, Maintenance and Adjustment

Preventive Maintenance

Routine maintenance and inspections required to keep the machine in correct operating condition.

Preliminary Work Machine Setup for Maintenance

Steps to follow when performing maintenance, including parking, lowering attachments, and engine cooling.

Table of Recommended Lubricants

Recommended lubricants for various components based on ambient temperature, with important notes on product selection.

Coolant and Water for Dilution

Information on the function of coolant, use of distilled water, antifreeze mixing ratios, and precautions.

Fluid Capacities

Table listing the fluid capacities for various components like engine, fuel tank, hydraulic oil, transmission, and axles.

Lubrication and Service Chart

Explanation of symbols used in the lubrication and service chart and their corresponding descriptions.

Maintenance Intervals

Lists of service items and their recommended intervals for daily, weekly, 250-hour, 500-hour, and 1,000-hour services.

10 Hour / Daily Service

Daily inspection and greasing procedures for tires, dozer blade pins, outrigger pins, and boom/arm/attachment pins.

50 Hour / Weekly Service

Weekly service checks, including greasing boom, arm, attachment pins, swing gear, dozer blade, and outrigger pins.

250 Hour Service

Maintenance tasks for 250-hour intervals, including changing filters, checking fluid levels, and inspecting pins/bushings.

500 Hour / 3 Month Service

Service procedures for 500-hour intervals, including greasing swing gear and pinion, and changing engine oil and filter.

1,000 Hour / 6 Month Service

Maintenance tasks for 1,000-hour intervals, including greasing swing reduction device and changing hydraulic oil return filter.

2,000 Hour / Yearly Service

Service procedures for 2,000-hour intervals, including changing air cleaner elements and radiator coolant.

4,000 Hour / Biennial Service

Periodic replacement of major parts like fuel hoses, pump hoses, and cylinder lines to ensure safe operation.

12,000 Hour / 6 Year Service

In-service lifetime limits for hydraulic hoses as per European standards, and DOOSAN's recommendations for replacement.

Air-Conditioning System

Checks and maintenance for the air-conditioning system, including control panel, hoses, condenser, magnetic clutch, and belt tension.

Bucket

Maintenance and replacement procedures for bucket components, including teeth and O-rings.

Bucket Tooth Replacement

Procedure for inspecting and replacing bucket teeth, including safety precautions and adapter cleaning.

ELECTRICAL SYSTEM

Information regarding the machine's electrical system, including battery, fuses, and wiring.

Battery

Precautions for battery handling, including hazard prevention, cold weather operation, and terminal checks.

Engine Cooling System

General information on maintaining the cooling system for optimal performance, fuel efficiency, and component life.

Fuel Transfer Pump (Optional)

Important precautions for operating the fuel transfer pump, including dry operation, continuous usage, and fuel contamination.

Handling of Accumulator

Safety precautions for handling hydraulic accumulators, including releasing pressure and avoiding mishandle.

Tires and Wheels

Importance of proper tire inflation and condition, checking for damage, and safety during tire servicing.

Venting and Priming Hydraulic System

Procedures for venting air from the main system pump and hydraulic cylinders to ensure proper operation.

Maintenance in Special Conditions

Maintenance requirements for operating in mud, water, rain, dusty, hot, rocky, or extreme cold environments.

Long Term Storage

Procedures for storing the excavator for more than one month, covering cleaning, lubrication, battery, cooling, and hydraulic systems.

Transportation

Short Distance Self-Powered Travel

Instructions for traveling the machine short distances, including following travel instructions and engaging the swing lock pin.

Trailer Loading/Unloading Procedures

Steps for safely loading and unloading the excavator onto a trailer, including ramp angle and machine positioning.

Lifting Machine

Procedures and safety precautions for lifting the machine, including work equipment positioning and securing the machine.

SPECIFICATION

Overall Dimensions

Diagram and table of overall dimensions for the one-piece boom excavator with different arm and boom configurations.

Working Range

Diagrams and dimensions illustrating the digging radius, depth, height, and dump height for different boom configurations.

Approximate Weight of Workload Materials

Table of approximate densities for various workload materials, with important notes on factors affecting weight.

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