DAEWOO DOOSAN DX55 MINI Excavator Service Parts Catalogue Manual INSTANT

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)............................................................................. SP001483 Cylinders ............................................................................................... SP001484 Swing Motor .......................................................................................... SP001485 Travel Motor.......................................................................................... SP001486 Main Control Valve ............................................................................... SP001487 Main Pump............................................................................................ SP001488

Table of Contents Page 2 Remote Control Valve (Work Lever / Joystick) ..................................... SP001489 Dozer Valve .......................................................................................... SP001490 Pedal Valve........................................................................................... SP001491 Hydraulic Schematic (DX55)................................................................. SP001492 Electrical System Electrical System .................................................................................. SP001493 Electrical Schematic (DX55) ................................................................. SP001494 Attachments Boom and Arm...................................................................................... SP001495 Bucket ................................................................................................... SP001496

SP001478 Page 1 Track Excavator Safety SP001478 TRACK EXCAVATOR SAFETYSP001478 Track Excavator Safety Edition 1

SP001478 Track Excavator Safety Page 2 MEMO

SP001478 Page 3 Track Excavator Safety Table of Contents Track Excavator Safety Safety Precautions ............................................... 5 Applicable Models ................................................ 5 To the Operator of a Excavator ........................... 6 General Safety Essentials .................................. 10 Location of Safety Labels ................................... 11 Summary of Safety Precautions for Lifting in Digging Mode ..................................................... 11 Unauthorized Modifications ................................ 13 General Hazard Information ............................... 13 Before Starting Engine ....................................... 22 Machine Operation ............................................. 26 Maintenance ....................................................... 33 Battery ................................................................ 41 Towing ................................................................ 43 Shipping and Transportation .............................. 44 Lifting With Sling ................................................. 44

SP001478 Track Excavator Safety Page 4 MEMO

SP001478 Page 5 Track Excavator Safety SAFETY PRECAUTIONS APPLICABLE MODELS The contents of this section apply to the following models and serial number ranges. CAUTION Follow all safety recommendations and safe shop practices outlined in the front of this manual or those contained within this section. Always use tools and equipment that are in good working order. Use lifting and hoisting equipment capable of safely handling the load. Remember that ultimate safety is your own responsibility. MODEL SERIAL NUMBER RANGE DX55 50001 and Up

SP001478 Track Excavator Safety Page 6 TO THE OPERATOR OF A EXCAVATOR Please respect the importance of taking responsibility for your own safety, and that of other people who may be affected by your actions. The safety information on the following pages is organized into the following sections: 1. “General Safety Essentials” on page 1-10 2. “Location of Safety Labels” on page 1-11 3. “Summary of Safety Precautions for Lifting in Digging Mode” on page 1-11 4. “Unauthorized Modifications” on page 1-13 5. “General Hazard Information” on page 1-13 6. “Before Starting Engine” on page 1-22 7. “Machine Operation” on page 1-26 8. “Maintenance” on page 1-33 9. “Battery” on page 1-41 10. “Towing” on page 1-43 11. “Shipping and Transportation” on page 1-44 12. “Lifting With Sling” on page 1-44 DANGER Unsafe use of the excavator could lead to serious injury or death. Operating procedures, maintenance and equipment practices or traveling or shipping methods that do not follow the safety guidelines on the following pages could cause serious, potentially fatal injuries or extensive damage to the machine or nearby property.

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DAEWOO DOOSAN DX55 MINI Excavator Service Parts Catalogue Manual INSTANT

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