K1038080E Shop Manual
Copyright 2007 DOOSAN
DOOSAN reserves the right to improve its products continuously, delivering the best possible product to
the marketplace. These improvements can be implemented at any time with no obligation to change
materials previously sold. It is recommended that consumers periodically contact their distributors for most
recent documentation on purchased equipment.
This documentation may include attachments and optional equipment not available in your machine's
package. Please call your distributor for additional items that you may require.
Illustrations used throughout this manual are used only as a representation of the actual piece of
equipment, and may vary from the actual item.
Shop Manual
K1038080E
Serial Number 50001 and Up
DX55
Table of Contents
Page 1
1Table of Contents
Safety
Track Excavator Safety......................................................................... SP001478
Specifications
Specification for DX55 .......................................................................... SP001479
General Maintenance
General Maintenance Procedures ........................................................ SP000016
Standard Torques ................................................................................. SP000813
Upper Structure
Cabin .................................................................................................... SP001480
Swing Bearing....................................................................................... SP001551
Lower Structure and Chassis
Track Assembly .................................................................................... SP001481
Engine and Drive Train
Engine................................................................................................... SP001434
Drive Coupling (Main Pump)................................................................. SP001482
Hydraulics
Accumulator.......................................................................................... SP000028
Center Joint (Swivel)...