DOOSAN DAEWOO SOLAR 55-V PLUS Excavator Service Manual

023-00045AE Shop Manual Daewoo reserves the right to improve our products in a continuing process to provide the best possible product to the market place. These improvements can be implemented at any time with no obligation to change materials on previously sold products. It is recommended that consumers periodically contact their distributors for recent documentation on purchased equipment. This documentation may include attachments and optional equipment that is 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 023-00045AE Serial Number 1001 and Up Solar 55-V Plus

Table of Contents Page I 1TABLE OF CONTENTS Publication Request for Proposed Revision Safety Track Excavator Safety....................................................................... S0102035K Specifications Specifications for Solar 55-V PLUS .................................................... S0202035K General Maintenance General Maintenance Procedures ......................................................... S0302000 Standard Torques .................................................................................. S0309000 Upper Structure Lower Structure and Chassis Track Assembly ..................................................................................... S0505070 Engine and Drive Train Air Conditioner ....................................................................................... S0605015 Hydraulics Accumulator ........................................................................................ S0703010K Center Joint (Swivel).............................................................................. S0704050 Cylinders ................................................................................................ S0705000 Travel Motor..................................................................................... S0707370 R1 Swing Motor ........................................................................................... S0707380 Main Pump............................................................................................. S0708370 Main Control Valve ............................................................................. S0709465K Pilot Control Valve (Work Lever / Joystick)............................................ S0709470 Hydraulic Schematic (Solar 55-V PLUS) ............................................ S0792095K

Table of Contents Page II Electrical System Electrical System ................................................................................ S0802085K Electrical Schematic (Solar 55-V PLUS)............................................. S0892095K Attachments Bucket .................................................................................................... S0904000

1SAFETY

S0102035K Page 1 Track Excavator Safety S0102035K 1TRACK EXCAVATOR SAFETY TRACK EXCAVATOR SAFETYS0102035K 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 is in good working order. Use lifting and hoisting equipment capable of safely handling load. Remember, that ultimately safety is your own personal responsibility. MODEL SERIAL NUMBER RANGE Solar 55-V PLUS 1001 and Up Solar 75-V PLUS 1001 and Up Copyright 2004 Daewoo January 2004

S0102035K Page 2 Track Excavator Safety TABLE OF CONTENTS To the Operator of a Daewoo Excavator ........................................................ 5 Learn the Signal Words Used with the Safety Alert Symbol ................... 7 General Safety Essentials .............................................................................. 8 Accessory Applications ........................................................................... 8 Lifting Capacity Rating Configuration ...................................................... 8 Location of Safety Labels ............................................................................... 8 Summary of Safety Precautions for Lifting in Digging Mode .......................... 9 Unauthorized Modifications .......................................................................... 10 General Hazard Information ......................................................................... 10 Safety Rules .......................................................................................... 10 Safety Features ..................................................................................... 10 Inside Operator's Compartment ............................................................ 11 Clothing and Personal Protective Items ................................................ 11 Breathing Masks, Ear Protection May Be Required .............................. 12 Vibration Level Information.................................................................... 12 Mounting and Dismounting ................................................................... 13 Fuel, Oil and Hydraulic Fluid Fire Hazards ........................................... 14 Precautions When Handling Fluids at High Temperature ..................... 14 Asbestos Dust Hazard Prevention ........................................................ 15 Injury from Work Equipment ................................................................. 15 Fire Extinguisher and First Aid Kit ......................................................... 16 Protection from Falling or Flying Objects .............................................. 16 Attachment Precautions ........................................................................ 17 Accumulator .......................................................................................... 17 Indoor Ventilation .................................................................................. 18 Emergency Exit ..................................................................................... 18 Before Starting Engine ................................................................................. 19 Work Site Precautions........................................................................... 19 Checks Before Starting Engine ............................................................. 20 Engine Starting ..................................................................................... 21

S0102035K Page 3 Track Excavator Safety Before Operating Machine .................................................................... 21 Machine Operation ....................................................................................... 22 When Swinging or Changing Direction of Travel ................................... 22 Travel Precautions ................................................................................. 23 Traveling on Slopes ............................................................................... 24 Prohibited Operations ........................................................................... 24 Precautions for Operation ..................................................................... 25 Avoid High-voltage Cables .................................................................... 26 Operate Carefully on Snow, Ice and in Very Cold Temperatures .......... 26 Operations on Slopes............................................................................ 27 Parking Machine ................................................................................... 27 Never Let Anyone Ride on Attachment ................................................. 27 Maintenance ................................................................................................. 28 Warning Tag .......................................................................................... 28 Clean Before Inspection or Maintenance .............................................. 28 Proper Tools .......................................................................................... 29 Use of Lighting ...................................................................................... 29 Fire Prevention and Explosion Prevention ............................................ 29 Burn Prevention .................................................................................... 30 Welding Repairs .................................................................................... 31 Warning for Counterweight and Front Attachment Removal ................. 31 Precautions for Removal, Installation, and Storage of Attachments ..... 32 Precautions when Working on Machine ................................................ 32 Lock Inspection Covers ......................................................................... 32 Crushing Prevention and Cutting Prevention ........................................ 33 Track Tension Adjustments Require Caution......................................... 33 Supports and Blocking for Work Equipment ......................................... 33 Action When Abnormally Is Found During Inspection ........................... 34 Precautions with High-pressure Line, Tubes and Hoses....................... 34 Waste Materials .................................................................................... 35 Battery .......................................................................................................... 36 Battery Hazard Prevention .................................................................... 36 Starting Engine With a Booster Cable .................................................. 37

S0102035K Page 4 Track Excavator Safety Connecting the Booster Battery ..................................................... 38 Disconnecting the Booster Battery ................................................ 38 Towing .......................................................................................................... 39 Precautions When Towing..................................................................... 39 Shipping and Transportation ........................................................................ 40 Obey State and Local Over-the-Road Regulations ............................... 40 Lifting With Sling........................................................................................... 40

DOOSAN DAEWOO SOLAR 55-V PLUS Excavator Service Manual

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