Complete official service manual for Daewoo/Doosan Solar 400LC-V Excavator, with all the shop information to maintain, diagnose, repair, and rebuild like professional mechanics.
Daewoo Solar 400LC-V Excavator workshop service & repair manual includes:
* Numbered table of contents easy to use so that you can find the information you need fast.
* Detailed sub-steps expand on repair procedure information
* Numbered instructions guide you through every repair procedure step by step.
* Troubleshooting and electrical service procedures are combined with detailed wiring diagrams for ease of use.
* Notes, cautions and warnings throughout each chapter pinpoint critical information.
* Bold figure number help you quickly match illustrations with instructions.
* Detailed illustrations, drawings and photos guide you through every procedure.
* Enlarged inset helps you identify and examine parts in detail.
Solar 400LC-V Excavator Shop Manual.pdf
S420LC-V HYDRAULIC CIRCUIT.pdf
Solar 400LC-V Operation and Maintenance Manual 2022-7168E Serial Number 0001 and Up.pdf
Total Pages: 602 pages
File Format: PDF
Language: English
TABLE OF CONTENTS
To the Operator of a Daewoo Excavator .. 3
General Safety Essentials .. 5
Location of Safety Labels … 5
Summary of Safety Precautions for Lifting in Digging Mode .. 6
Work-site Precautions .. 7
Operation.. 9
Equipment .. 14
Maintenance… 18
Shipping and Transportation… 21
Lifting With Sling… 21
S420LC-V HYDRAULIC CIRCUIT…2
Solar 400LC-V Excavator Shop Manual…3
Safety…0
Track Excavator Safety…3
To the Operator of a Daewoo Excavator…5
General Safety Essentials…7
Location of Safety Labels…7
Summary of Safety Precautions for Lifting in Digging Mode…8
Work Site Precautions…9
Operation…11
Equipment…16
Maintenance…20
Shipping and Transportation…23
Lifting with Sling…23
Specifications…25
Specifications for Solar 420LC-V…26
General Description…28
Component Locations…29
General Dimensions…32
Working Range…33
General Specifications…35
Engine Performance Curves (PER KS-R1004 Standard)…37
Approximate Weight of Workload Materials…39
Performance Tests…42
Excavator Performance Standards…43
General Maintenance…50
General Maintenance Procedures …51
Welding Precautions and Guidelines…53
Hydraulic System – General Precautions…54
Maintenance Service and Repair Procedure…55
Hydraulic System Cleanliness and Oil Leaks…56
Cleaning and Inspection…57
Standard Torques…65
Torque Values for Standard Metric Fasteners…67
Torque Values for Standard U.S. Fasteners…68
Type 8 Phosphate Coated Hardware…70
Torque Values for Hose Clamps…71
Torque Values for Split Flanges…72
Torque Wrench Extension Tools…73
Upper Structure…77
Cab…78
Removal…80
Installation…83
Counterweight…86
General…88
Removal…90
Installation…91
Fuel Tank…92
General Description…94
Removal…97
Installation…101
Start-up Procedures…103
Fuel Transfer Pump…104
General Description…106
Troubleshooting…107
Replacement of Rotor and Vane…107
Replacement of Rear Cover…108
Replacement of Armature…109
Swing Bearing…110
Swing Bearing Maintenance…112
Swing Reduction Gear (M105)…116
General Description…118
Special Tools and Materials…121
Troubleshooting, Testing and Adjustment…124
Removal…125
Disassembly…126
Reassembly…131
Installation…136
Start-up Procedures…137
Lower Structure and Chassis…138
Track Assembly…139
General Description…141
Track Tension…141
Cleaning and Inspection (Wear Limits and Tolerances)…143
Track Shoes and Links…148
Front Idler Roller…151
Lower Roller…155
Upper Roller…159
Track Spring and Track Adjusting Cylinder…164
Engine and Drive Train…165
Air-conditioner…166
Refrigerant Circulation…168
Control Panel…170
Control Specifications…171
Temperature Level Control and Display…172
Air Discharge According To Path Selection…173
Air-conditioning System Circuit Diagram…175
Troubleshooting…177
Refrigerant System Repairs…180
Drive Coupling (Main Pump)…188
Drive Coupling…190
Special Tools…191
Drive Coupling Installation…193
Hydraulics…198
Hydraulic System Troubleshooting, Testing and Adjustement…199
Hydraulic System – General Notes…202
Hydraulic Schematic…203
Operation of Working Components…204
Procedural Troubleshooting Baseline Recommendations…209
Pilot Pressure…210
Power Mode Valve…211
Boom/Front Priority Valve…212
Pressure Up Valve…213
Pump Input Power Control…215
Flow Meter and Flow Meter Kit Installation and Testing…218
Swing System Troubleshooting…220
Troubleshooting – Swing Gearbox…222
Troubleshooting – Hydraulic Problems…223
Troubleshooting – Control Valve…225
Troubleshooting – Travel Control Valve…226
Troubleshooting – Joystick Control Valve…227
Accumulator…229
General Descriptio…231
Center Joint (Swivel)…233
General Description…235
Troubleshooting, Testing and Adjustment…237
Disassembly…238
Reassembly…238
Cylinders…241
General Description…243
Special Tools and Materials…246
Disassembly…250
Reassembly…256
Swing Motor…261
General Description…263
Special Tools and Materials…269
Disassembly…271
Cleaning and Inspection (Wear Limits and Tolerances)…276
Reassembly…278
Travel Motor (With Gearbox) (Nabuko)…283
Travel Motor (M3V270/160A)…286
Specifications…286
Structure and Function…287
Disassembly and Assembly…293
Maintenance Standard…301
Cause of Trouble and The Remedy…303
Reduction Gear (M3V270 / 160A-RG7.5)…305
Specifications…305
Structure and Operation…306
Disassembly and Assembly…308
Maintenace…320
Brake Valve (RBV – 24DL4)…323
Specification…323
Structure and Operation…324
Disassembling and Reassembling…329
Cause of Trouble and Troubleshooting…331
Main Pump (Rexroth)…333
Sectional View…336
General Repair Guidelines…338
Seal Kits and Sub-assemblies…339
Sealing The Drive Shaft…344
Gear Pump Sealing…346
Remove the Control Housing…347
Control Module…351
Removing The Controller…353
Valve Plate With Valves…355
Remove The Rotary Groups…356
Remove The Intermediate Wheel…359
Remove Auxiliary Drive…361
Inspection Hints…363
Re-fitting The Rotary Group…368
Pump Assembly…369
Hydraulic Component – Measurement "D"…372
Fit Control Housing…377
Assembly of The Intermediate Wheel…380
Fit The Gear Pump…381
Fit The Cover / Auxiliary Drive…382
Assembly Guidelines for Tightening Torques…383
Main Control Valve (Kayaba)…385
General Description…387
Troubleshooting, Testing and Adjustment…418
Diassembly…421
Cleaning and Inspection (Wear Limits and Tolerances)…426
Reassembly…427
Installation…433
Start-up Procedures…433
Pilot Control Valve (Work Lever.Joystick)…435
General Description…437
Removal…440
Disassembly…442
Cleaning and Inspection (Wear Limits and Tolerances)…446
Reassembly…447
Installation…452
Start-up Procedures…452
Travel Control Valve (With Damper)…455
General Description…457
Troubleshooting, Testomg amd Adjustment…462
Removal…463
Disassembly…465
Cleaning and Inspection (Wear Lmits and Tolerances)…471
Reassembly…472
Installation…477
Start-up Procedures…478
Hydraulic Schematic (S420LC-V)…479
General Description…481
Solar 420LC-V…482
Electrical System…485
Electrical System…486
Troubleshooting – Electrical System…489
Overview…490
Electric Supply System…491
Engine Starting Circuit…492
Engine Preheating System…494
Engine Stop System…495
Charging System…498
Monitoring System…499
Operation…503
Warning and Indicator Lights…505
Initial Operation…507
Mode Select Switch…508
Graphic Information Area Display…509
Main Menu…511
Special Menu…513
Electronic Hydraulic Control System (e-EPOS)…527
Power Mode Control…529
Power Mode Control – Circuit Diagram…533
Trenching Mode Control…535
Trenching Mode Control – Circuit Diagram…537
Engine Control System…538
Engine Control Motor…539
Engine Control Dial…540
Engine Control Circuit Diagram…542
Automatic Deceleration Control (Auto Idle Control)…543
Engine Overheat Protection System…544
Power Boost Mode…545
Automatic Travel Speed Control…547
Engine Control Device – Adjustment…549
Self-diagnostic Function…552
Engine Throttle Controller…554
Wiper System…555
Lighting System…557
Overload Warning Device…559
Electrical Schematic (S420LC-V)…560
General Description…562
Solar 420LC-V…563
Attachments…566
Boom and Arm…567
Front Attachment Pin Specifications…569
Front Attachment – Removal and Installation…570
Installation…573
Start-up Procedures…574
Bucket…575
Bucket Tooth Inspection and Replacement…577
Bucket O-ring Replacement…580
Bucket Shimming Procdures…582
Bucket Attachment, Removal and Reversal…583
Solar 400LC-V Operation and Maintenance Manual 2022-7168E Serial Number 0001 and Up…585
Safety…589
To the Operator of a Daewoo Excavator…589
General Safety Essentials…591
Location of Safety Labels…592
Summary of Safety Precautions for Lifting in Digging Mode…598
Work-site Precautions…599
Operation…601
Equipment…606
Maintenance…610
Shipping and Transportation…613
Excavator Rated Lift Capacity Tables…614
Operating Controls…620
Component Locations…621
Operator’s Area…623
Operational Controls and Panels…624
Instrument Panel…630
Mode Selection Switches…635
Heater and Air Conditioning Control Panel…636
Stereo…640
Miscellaneous Electrical Devices…644
Seat Adjustment…645
Seat Belt…646
Ceiling Cover…647
Front Windows…648
Door Side Latch…651
Miscellaneous Access Covers and Doors…652
Cab Storage Compartments…653
Ashtray…653
Emergency Glass Breaking Tool…654
Operation…655
To Handle a New Excavator…655
Starting and Stopping the Engine…656
Safety Lever…667
Travel…668
Operating Instructions…673
Operating Precautions…679
Parking Excavator…684
Towing Procedure…685
Hydraulic Breaker…686
Inspection, Maintenance and Adjustment…691
Preliminary Work Machine Setup for Maintenance…692
Table of Recommended Lubricants…694
Maintenance Intervals…696
10 Hour / Daily Service…698
50 Hour / Weekly Service…705
150 Hour Service…709
250 Hour / Monthly Service…711
500 Hour / 3 Month Service…712
1000 Hour / 6 Month Service…720
2000 Hour / Yearly Service…725
4000 Hour / Biennial Service…726
Venting and Priming Hydraulic System…727
Handling of Accumulator…729
Fuel Transfer Pump…730
Electrical System…732
Bucket…736
Bucket Shimming Procedures…738
Track Tension…739
Bolt and Nut Inspection…742
Maintenance in Special Conditions…743
Long Term Storage…744
Transportation…745
Loading and Unloading…745
Troubleshooting…748
Engine…748
Hydraulic System…749
Swing System…750
Electrical System…751
Travel System…752
Specification…753
Standard Specification…753
Working Range…755
Index…756
Daewoo Solar 400LC-V Excavator Repair Service Manual