Description
Doosan DX420LC-9C Excavator Operation and Maintenance Manual (Serial Number 10001 and Up)
Doosan DX420LC-9C Excavator Index:
Table of Contents
Foreword
Intended Use
Engine and Emission Control System Maintenance
Machine Capacity
Attachments
Product Identification Number (PIN)
Engine Identification
Your Machine Serial Numbers
Safety Messages
Safety
Safety Decals
General
Transportation
Operation
Maintenance
Environment and Circumstances
Operating Controls
Component Locations
Operator’s Area
Operational Controls and Panels
Display Monitor
User Menu
Heater and Air Conditioner Control Panel
Stereo
Miscellaneous Electrical Devices
Seat Adjustment
Engine Emergency Stop Switch
Emergency Exit Glass Breaking Tool
Miscellaneous Convenience Devices
Miscellaneous Access Covers and Doors
Operation
To Operate a New Excavator
Starting and Stopping Engine
Safety Lever
Travel
Operating Instructions
Operating Precautions
Parking Excavator
Towing Procedure
Attachments
Hydraulic Attachments (Optional)
Lifting Objects
Operation Under Abnormal Conditions
Long Term Storage
Inspection, Maintenance and Adjustment
Maintenance Information
Machine Setup Position for Maintenance
Maintenance Handling Access
Handling Oil, Fuel, Coolant
Electrical System Maintenance
Recommend Fuel, Coolant, and Lubricant
Fluid Capacities
Table of Recommended Lubricants
Maintenance Intervals
10 Hour / Daily Service
50 Hour / Weekly Service
250 Hour / Monthly Service
500 Hour / 3 Month Service
1,000 Hour / 6 Month Service
2,000 Hour / Yearly Service
4,000 Hour / Biennial Service
12,000 Hour / 6 Year Service
Air-conditioning System
Bolt and Nut Inspection
Bucket
Bucket Shimming Procedures
Electrical System
Engine Cooling System
Fuel Transfer Pump (Optional)
Handling of Accumulator
Track Tension
Venting and Priming Hydraulic System
Maintenance in Special Conditions
Transportation
Loading and Unloading
Lifting Machine
Troubleshooting
Electrical System
Engine
Lubrication System
Hydraulic System
Air Compressor (Optional)
Swing System
Travel System
Hydraulic Fan Drive System
Specification
Standard Specification
Overall Dimensions
Disassembled Parts, Dimension and Weight
Ground Pressure
Digging Force
Working Range
Excavator Rated Lift Capacity Tables
Approximate Weight of Workload Materials
Index
