Daewoo Solar 225LC-V Manuals

Manuals and User Guides for Daewoo Solar 225LC-V. We have 1 Daewoo Solar 225LC-V manual available for free PDF download: Shop Manual

Daewoo Solar 225LC-V Shop Manual

Daewoo Solar 225LC-V Shop Manual (670 pages)

Brand: Daewoo | Category: Excavators | Size: 14.26 MB

Table of Contents

Section 1

10
- Table of Contents
  10
- General Safety Essentials
  14
- Location of Safety Labels
  14
- Summary of Safety Precautions for Lifting in Digging Mode
  15
- Unauthorized Modifications
  16
- General Hazard Information
  16
- Before Starting Engine
  24
- Machine Operation
  27
- Maintenance
  34
- Battery
  42
- Towing
  44
- Lifting with Sling
  45
- Shipping and Transportation
  45
Section 2

50
- General Description
  51
- Component Locations
  52
- General Dimensions
  55
- Working Range
  56
- General Specifications
  58
- Engine Performance Curves (Per DIN 6270 Standard)
  60
- Approximate Weight of Workload Materials
  62
- Performance Tests
  65
- Excavator Performance Standards
  66
- Speed Test
  66
- Test Conditions
  66
- Travel Speed and Travel Motor Balance (Steering Deviation) Tests
  66
- Travel Deviation
  67
- Swing Deceleration Force Test
  68
- Swing Speed and Deceleration Force Test
  68
- Swing Speed Test
  68
- Arm Cylinder Test
  69
- Boom Cylinders Test
  69
- Bucket Cylinder Test
  69
- Cylinder Performance Tests
  69
- Hydraulic Cylinder Natural Drop Test
  69
- Travel Motor Jack-Up Test
  69
Section 3

74
Section 4

88
Section 5

118
- General Description
  119
- Parts List
  120
- Specifications
  121
- Removal
  122
- Installation
  126
- Start-Up Procedures
  128
Section 6

130
- General Description
  131
- Replacement of Rotor and Vane
  132
- Troubleshooting
  132
- Replacement of Rear Cover
  133
- Replacement of Armature
  134
Section 7

136
- Measuring Bearing Lateral Play
  137
- Measuring Swing Bearing Axial Play
  137
- Operating Recommendation
  137
- Swing Bearing Maintenance
  137
- Rebuilding Swing Bearing
  138
- Swing Bearing Basic Operation
  138
Section 8

142
- General Description
  143
- Theory of Operation
  143
- Parts List
  144
- Specifications
  145
- Drive Shaft Front Bearing Jig
  146
- Oil Seal Insert Jig
  146
- Special Tools
  146
- Special Tools and Materials
  146
- Spring Pin Insert Jig
  146
- Troubleshooting, Testing and Adjustment
  147
- Removal
  148
- Disassembly
  149
- Cleaning and Inspection (Wear Limits and Tolerances)
  154
- Reassembly
  155
- Installation
  164
Section 9

196
- General Description
  197
- Refrigerant Circulation
  199
- Control Panel
  201
- Control Specifications
  202
- Temperature Level Control and Display
  203
- Air Discharge According to Path Selection
  204
- Air-Conditioning System Circuit Diagram
  206
- Weight of R134A Gas Used in Machines
  211
- Refrigerant Safe Handling Procedures
  213
- Refrigerant System Repairs
  213
- Repair and Replacement Procedure
  214
- Refrigerant Recovery
  216
- Vacuuming Refrigerant System
  216
- Leakage Check
  217
- Refrigerant Charging
  218
- Inspecting System for Leakage
  220
Section 10

222
- Drive Coupling
  223
- Kawasaki / Tong Myung Pump Tool
  224
- Special Tools
  224
- Uchida Pump Tool
  227
- Drive Coupling Installation
  228
- Installation Procedure
  233
Section 11

238
- Hydraulic System - General Notes
  240
- General Notes
  241
- Hydraulic Schematic
  241
- Boom down Circuit
  242
- Boom Operating Circuit
  242
- Operation of Working Components
  242
- Arm Crowd Circuit
  243
- Arm Dump Circuit
  243
- Arm Operating Circuit
  243
- Bucket Crowd Circuit
  244
- Bucket Dump Circuit
  244
- Bucket Operating Circuit
  244
- Swing Operating Circuit
  244
- Left Swing Operating Circuit
  245
- Right Swing Operating Circuit
  245
- Swing Relief Valve and Make-Up Valve
  245
- Travel Operating Circuit
  245
- Forward Travel Circuit
  246
- Initial Checks and Tests to Establish Operating Condition of the Excavator
  246
- Procedural Troubleshooting Baseline Recommendations
  246
- Reverse Travel Circuit
  246
- Triage Summary
  246
- Adjustment and Testing
  248
- Pilot Pressure
  248
- Current Signal and Hydraulic Pressure Adjustments
  250
- Power Mode Valve
  250
- Control Valve Pressure and Current Adjustments
  252
- Swing Priority Valve
  252
- Pressure up Valve
  253
- Pump Input Power Control
  255
- (Models Solar 225LC-V, 225NLC-V, 300LC-V, and 300LL)
  258
- (Model Solar 255LC-V)
  259
- Flow Meter and Flow Meter Kit Installation and Testing
  260
- Precautions/Initial Checks
  262
- Swing Relief Valve Checking and Adjustment
  262
- Swing System Troubleshooting
  262
- Troubleshooting - Swing Gearbox
  264
- Troubleshooting - Hydraulic Problems
  266
- Troubleshooting - Control Valve
  268
- Troubleshooting - Travel Control Valve
  270
- Troubleshooting - Joystick Control Valve
  271
Section 12

280
- General Description
  281
- Parts List
  282
- Type 1
  282
- Type 2
  284
- Inspection
  286
- Testing
  286
- Troubleshooting, Testing and Adjustment
  286
- Disassembly
  287
- Reassembly
  288
Section 13

290
- General Description
  291
- Theory of Operation
  291
- Parts List
  292
- Piston Nut
  294
- Special Tools and Materials
  294
- Piston Jig
  298
- Steel Bush Jig
  302
- Dust Wiper Jig
  306
- Slipper Seal Jig
  312
- Slipper Seal Straightening Jig
  316
- Disassembly
  319
- Assembly
  325
Section 14

330
Section 15

360
- Theory of Operation
  361
- Travel Motor Parts List
  368
- Travel Reduction Gearbox Parts List
  370
- Specifications
  372
- Troubleshooting
  374
- Troubleshooting, Testing and Adjustment
  374
- Disassembly
  378
- Preparation for Travel Motor and Reduction Gear Disassembly
  378
- Travel Motor Rear Flange Disassembly
  380
- Travel Motor Internal Parts Disassembly
  384
- Cleaning and Inspection (Wear Limits and Tolerances)
  392
- Tightening Torque List
  393
- General Instructions for Reassembly
  395
- Reassembly
  395
- Travel Motor Rear Flange Reassembly
  395
- Travel Reduction Gear Reassembly
  400
- Gear Holding Flange Gap Measurement and Adjustment
  407
- RV Gear Gap Measurement and Adjustment
  408
- Travel Motor and Reduction Gear Reassembly
  409
- Reduction Gear Cover Reassembly
  411
Section 16

414
- Gear (Pilot) Pump
  417
- Relief Valve
  417
- Negative Oil Discharge (Pump Bypass) Control
  418
- Power Shift Control
  418
- Pump Regulator Description
  418
- Pump Regulator Operation
  419
- Pump Discharge Decrease
  421
- Pump Discharge Increase
  421
- Pump Output Decrease
  421
- Pump Input Power Control Adjustment
  423
- Specifications
  428
- Hydraulic Pump Performance Characteristics
  430
- Troubleshooting, Testing and Adjustment
  435
- Disassembly
  436
- Main Pump Disassembly
  437
- Pump Regulator Disassembly
  439
- Cleaning and Inspection (Wear Limits and Tolerances)
  443
- Pump Regulator Reassembly
  445
- Reassembly
  445
- Main Pump Reassembly
  449
Section 17

454
- Neutral Passage
  457
- When All Spools Are in Neutral
  457
- Spare Spool Shifting
  462
- Travel Spool Shifting
  462
- Bucket Spool Shifting
  464
- Swing Spool Shifting
  464
- Boom Spool Shifting
  466
- Arm Spool Shifting
  469
- Parallel Orifice for Arm
  472
- Bucket Combined Operation
  476
- Main Relief Valve
  478
- Overload Relief Valve (69, Total: Six Places)
  479
- Generation of Signal Pressure
  480
- Low Pressure Relief Valve (70, Total: Two Places)
  480
- Relief Operation
  481
- Spool Assembly (2, Arm 2)
  486
- Spool Assembly (3, Boom1)
  486
- Spool Assembly (4, Bucket)
  486
- Spool Assembly (14, Arm1)
  487
- Spool Assembly (5, Travel)
  487
- Spool Assembly (6, Straight Travel)
  487
- Spool Assembly (15, Boom 2)
  488
- Spool Assembly (16, Swing)
  488
- Spool Assembly (17, Option)
  488
- Spacer Assembly (40)
  489
- Anti-Draft Valve Assembly (67)
  490
- Relief Valve Assembly (70)
  491
- Specifications
  491
- General
  492
- Troubleshooting, Testing and Adjustment
  492
- Adjustment of Relief Valve
  493
- Main Relief Valve
  493
- Over Load Relief Valve
  494
- Disassembly
  495
- Disassembly of Main Spool Part
  495
- General Instructions for Disassembly
  495
- Disassembly of Arm Regeneration Release Valve Part
  497
- Disassembly of Rod Check Valve Part
  497
- Disassembly of Antidrift Valve
  498
- Disassembly of Miscellaneous Plug Kind
  499
- Disassembly of Relief Valve
  499
- Disassembly of Spare Section Part
  499
- Disassembly of Valve Housing Combined Bolt
  499
- Disassembly of Main Relief Valve
  500
- Disassembly of Overload Relief Valve
  500
- Disassembly of Low Pressure Relief Valve
  501
- Cleaning
  502
- Cleaning and Inspection (Wear Limits and Tolerances)
  502
- Handling Instructions for Spool
  502
- Handling Instructions of O-Ring
  502
- Inspection
  502
- Instructions for Reassembly
  502
- Reassembly
  502
- Application Method of Loctite
  503
- Procedure of Subassembly
  503
- Reassembly of Spool Assembly (Main Spool)
  503
- Reassembly of Antidrift Valve Assembly
  504
- Reassembly of Arm 1 para Turn Spool Assembly
  504
- Reassembly of Load Check Valve
  505
- Reassembly of Relief Valve
  505
- Reassembly Procedure of Control Valve Body
  505
- Reassembly of Antidrift Valve
  506
- Reassembly of Arm 1 para Turn Spool
  506
- Reassembly of Arm Regeneration Release Valve
  506
- Reassembly of Spare Section Part
  506
- Reassembly of Main Relief Valve
  507
- Reassembly of Main Spool
  507
- Reassembly of Miscellaneous Plug Kinds
  507
- Reassembly of Low Pressure Relief Valve
  509
- Reassembly of Overload Relief Valve
  509
- Installation
  510
- Start-Up Procedures
  510
Section 18

512
- Function
  513
- Structure
  513
- Specifications
  515
- Torques
  515
- Performance
  516
- Removal
  516
- Disassembly
  519
- Cleaning and Inspection (Wear Limits and Tolerances)
  523
- Reassembly
  524
- Installation
  529
- Start-Up Procedures
  530
Section 19

532
- General Description
  533
- Pressure Reducing Valve
  533
- Theory of Operation
  533
- Operating Theory of Damper Mechanism
  535
- Specification
  537
- Torque
  537
- Troubleshooting, Testing and Adjustment
  538
- Removal
  539
- Disassembly
  541
- Cleaning and Inspection (Wear Limits and Tolerances)
  547
- Assembly
  548
- Installation
  553
- Start-Up Procedures
  554
Section 20

566
- Troubleshooting - Electrical System
  568
- Overview
  569
- Electric Supply System
  570
- Engine Starting Circuit
  571
- Operation During Start Process
  571
- Operation after Start Process
  572
- Engine Preheating System
  573
- Engine Stop System
  574
- Charging System
  577
- Monitoring System
  578
- Instrument Panel
  579
- Monitoring System Schematic
  580
- Instruments
  582
- Operation
  582
- Warning and Indicator Lights
  584
- Initial Operation
  586
- Mode Select Switch
  587
- Graphic Information Area Display
  588
- Overview
  588
- Main Menus for the Graphic Display Area
  589
- Menu Selection Buttons
  589
- Language Setting
  590
- Main Menu
  590
- Time Setting
  590
- Filter/Oil Information
  591
- Entering/Accessing and Exiting/Escaping Menus
  592
- Special Menu
  592
- Special Menu Selections
  593
- Control System Schematic
  606
- Electronic Hydraulic Control System (E-EPOS)
  606
- Power Mode Control
  608
- Operation
  609
- Power Mode Control - Circuit Diagram
  612
- Work Mode Control
  614
- Operation
  615
- Work Mode Control - Circuit Diagram
  616
- Engine Control System
  617
- Engine Control Motor
  619
- Engine Control Dial
  620
- Engine Control Circuit Diagram
  622
- Automatic Deceleration Control (Auto Idle Control)
  623
- Engine Overheat Protection System
  624
- Operation
  625
- Power Boost Mode
  625
- Power Boost Control - Circuit Diagram
  626
- Automatic Travel Speed Control
  627
- Automatic Travel Speed Control - Circuit Diagram
  628
- Engine Control Device - Adjustment
  629
- E-EPOS Controller
  632
- Self-Diagnostic Function
  632
- Engine Throttle Controller
  634
- Wiper Circuit
  635
- Wiper Operation
  635
- Wiper System
  635
- Window Washer Operation
  636
- Lighting System
  638
- Lighting System Circuit Diagram
  638
- Kind of Light
  639
- Operation
  639
- Overload Warning Device
  640
- Overload Warning Device Circuit Diagram
  640
- Arm Removal Procedure
  654
- Front Attachment - Removal and Installation
  654
- Boom Removal Procedure
  656
- Arm Installation Procedure
  657
- Boom Installation Procedure
  657
- Installation
  657
- Start-Up Procedures
  658
- Bucket Tooth Inspection and Replacement
  661
- Bucket O-Ring Replacement
  664
- Bucket Shimming Procedures
  666
- New Bucket Installation
  666
- Shimming Procedures for Installed Bucket
  666
- Attaching the Bucket
  667
- Bucket Attachment, Removal and Reversal
  667
- Detaching the Bucket
  667
- Reversing the Bucket
  668

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