Product Description
This manual provides comprehensive service and repair information for the Doosan DX420LC Excavator. Engineered for demanding work environments, the DX420LC is designed for reliability and performance, making it a capable machine for various construction and industrial applications. This guide is intended to assist owners and operators in understanding and maintaining their equipment to ensure optimal functionality and longevity.
The scope of this manual covers all essential aspects of the Doosan DX420LC Excavator, including detailed maintenance procedures, troubleshooting guides, and technical specifications. It offers step-by-step instructions, accompanied by illustrations and diagrams, to facilitate repairs and adjustments. By utilizing this manual, owners and technicians can confidently perform necessary maintenance and repairs, thereby extending the operational life of the excavator and minimizing downtime.
Doosan DX420LC Excavator Workshop Repair Service Manual
This is a COMPLETE Service and Repair Manual for your Doosan DX420LC Excavator. It covers every single detail.
This QUALITY manual is 100 percents COMPLETE and INTACT, no MISSING/CORRUPT pages/sections to freak you out! Detailed illustrations, exploded diagrams, drawings and photos guide you through every service repair procedure. This manual can be viewed on any computer, as well as zoomed and printed. All repair procedures are covered A-Z. This manual for Doosan DX420LC Excavator makes any repair job easy to do with very easy to follow step-by-step instructions & pictures on all areas of repair.
Fixing problems in your vehicle is a do-it-approach with the this Repair Manual for Doosan DX420LC Excavator as they contain comprehensive instructions and procedures on how to fix the problems in your ride. Repair Manuals can come in handy especially when you have to do immediate repair. The durability of your vehicle/bike is unquestionable but you also know that no matter how tough they are, constant use can cause them to deteriorate. When this happens, and ultimately it will, you will have to replace them. Some car/bike parts are very simple to mount and do not require professional help. By having a trusty repair manual you not only save money but you also get to experience the fun of do-it-yourself projects. A repair manual comes with comprehensive details regarding technical data, diagrams, a complete list of car parts and pictures. Even the most novice can easily follow the step-by-step guides which are made simple by the illustrations and drawings. You can find a complete list of accessories that can further enhance the performance of your engine. This Repair Manual for Doosan DX420LC Excavator can save you a lot of time. These packages are complete with all the information needs. You will surely enjoy browsing through the pages and learning how to repair the different parts. It makes you up-to-date and more knowledge. Now, you dont have to rely on your mechanic for the simplest repair. You can do it at the comfort of your garage. All pages are printable, so print off what you need and take it with you into the garage or workshop. This manual will never get dirty and rip as you can keep it safely on your PC and print the pages you need in matter of seconds.
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Format: PDF
System: All Versions of Windows, Mac, iOS, BB, Android, etc..
Requirements: PDF Reader.
Printable: Yes
Doosan DX420LC Excavator
===========
Table of Contents
Safety
Track Excavator Safety......................................................................... SP000256
Specifications
Specification for DX420LC.................................................................... SP000257
General Maintenance
General Maintenance Procedures ........................................................ SP000016
Standard Torques ................................................................................. SP000017
Upper Structure
Cabin .................................................................................................... SP000018
Counterweight....................................................................................... SP000265
Fuel Tank.............................................................................................. SP000264
Swing Bearing....................................................................................... SP000262
Swing Reduction Gear.......................................................................... SP000249
Lower Structure and Chassis
Track Assembly .................................................................................... SP000263
Air Conditioner ...................................................................................... SP000025
Engine and Drive Train
Drive Coupling (Main Pump)................................................................. SP000026
Hydraulics
Hydraulic System Troubleshooting, Testing and Adjustment ............... SP000273
Accumulator.......................................................................................... SP000028
Center Joint (Swivel)............................................................................. SP000181
Cylinders............................................................................................... SP000030
Table of Contents
Page ISwing Motor.......................................................................................... SP000261
Travel Motor (With Gearbox) ................................................................ SP000266
Main Pump............................................................................................ SP000186
Control Valve (KVMG-400-DA)............................................................. SP000187
Remote Control Valve (Work Lever / Joystick) ..................................... SP000189
Travel Control Valve (With Damper)..................................................... SP000070
Solenoid Valve Assembly ..................................................................... SP000191
Breaker EPPR Valve (Opt) ................................................................... SP000192
Fan Motor (Vane Type)......................................................................... SP000209
Gear Pump (Fan Cooling Drive) ........................................................... SP000208
Fan Cooling Flow In-Out Change Valve ............................................... SP000207
Hydraulic Schematic (DX420LC) .......................................................... SP000274
Electrical System
Electrical System .................................................................................. SP000269
Electrical Schematic (DX420LC) .......................................................... SP000275
Attachments
Boom and Arm...................................................................................... SP000040
Bucket................................................................................................... SP000041
Doosan DX420LC Excavator Workshop Repair Service Manual
This is a COMPLETE Service and Repair Manual for your Doosan DX420LC Excavator. It covers every single detail.
This QUALITY manual is 100 percents COMPLETE and INTACT, no MISSING/CORRUPT pages/sections to freak you out! Detailed illustrations, exploded diagrams, drawings and photos guide you through every service repair procedure. This manual can be viewed on any computer, as well as zoomed and printed. All repair procedures are covered A-Z. This manual for Doosan DX420LC Excavator makes any repair job easy to do with very easy to follow step-by-step instructions & pictures on all areas of repair.
Fixing problems in your vehicle is a do-it-approach with the this Repair Manual for Doosan DX420LC Excavator as they contain comprehensive instructions and procedures on how to fix the problems in your ride. Repair Manuals can come in handy especially when you have to do immediate repair. The durability of your vehicle/bike is unquestionable but you also know that no matter how tough they are, constant use can cause them to deteriorate. When this happens, and ultimately it will, you will have to replace them. Some car/bike parts are very simple to mount and do not require professional help. By having a trusty repair manual you not only save money but you also get to experience the fun of do-it-yourself projects. A repair manual comes with comprehensive details regarding technical data, diagrams, a complete list of car parts and pictures. Even the most novice can easily follow the step-by-step guides which are made simple by the illustrations and drawings. You can find a complete list of accessories that can further enhance the performance of your engine. This Repair Manual for Doosan DX420LC Excavator can save you a lot of time. These packages are complete with all the information needs. You will surely enjoy browsing through the pages and learning how to repair the different parts. It makes you up-to-date and more knowledge. Now, you dont have to rely on your mechanic for the simplest repair. You can do it at the comfort of your garage. All pages are printable, so print off what you need and take it with you into the garage or workshop. This manual will never get dirty and rip as you can keep it safely on your PC and print the pages you need in matter of seconds.
===========
Format: PDF
System: All Versions of Windows, Mac, iOS, BB, Android, etc..
Requirements: PDF Reader.
Printable: Yes
Doosan DX420LC Excavator
===========
Table of Contents
Safety
Track Excavator Safety......................................................................... SP000256
Specifications
Specification for DX420LC.................................................................... SP000257
General Maintenance
General Maintenance Procedures ........................................................ SP000016
Standard Torques ................................................................................. SP000017
Upper Structure
Cabin .................................................................................................... SP000018
Counterweight....................................................................................... SP000265
Fuel Tank.............................................................................................. SP000264
Swing Bearing....................................................................................... SP000262
Swing Reduction Gear.......................................................................... SP000249
Lower Structure and Chassis
Track Assembly .................................................................................... SP000263
Air Conditioner ...................................................................................... SP000025
Engine and Drive Train
Drive Coupling (Main Pump)................................................................. SP000026
Hydraulics
Hydraulic System Troubleshooting, Testing and Adjustment ............... SP000273
Accumulator.......................................................................................... SP000028
Center Joint (Swivel)............................................................................. SP000181
Cylinders............................................................................................... SP000030
Table of Contents
Page ISwing Motor.......................................................................................... SP000261
Travel Motor (With Gearbox) ................................................................ SP000266
Main Pump............................................................................................ SP000186
Control Valve (KVMG-400-DA)............................................................. SP000187
Remote Control Valve (Work Lever / Joystick) ..................................... SP000189
Travel Control Valve (With Damper)..................................................... SP000070
Solenoid Valve Assembly ..................................................................... SP000191
Breaker EPPR Valve (Opt) ................................................................... SP000192
Fan Motor (Vane Type)......................................................................... SP000209
Gear Pump (Fan Cooling Drive) ........................................................... SP000208
Fan Cooling Flow In-Out Change Valve ............................................... SP000207
Hydraulic Schematic (DX420LC) .......................................................... SP000274
Electrical System
Electrical System .................................................................................. SP000269
Electrical Schematic (DX420LC) .......................................................... SP000275
Attachments
Boom and Arm...................................................................................... SP000040
Bucket................................................................................................... SP000041
What's Included:
- Complete factory service manual in PDF format
- Step-by-step repair procedures with detailed illustrations
- Wiring diagrams and electrical schematics
- Troubleshooting guides and diagnostic procedures
- Maintenance schedules and specifications
- Printable pages for workshop use
- Searchable text for quick navigation
- Compatible with all devices (PC, Mac, tablets, smartphones)
