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Solar 470LC-V
Daewoo Solar 470LC-V Manuals
Manuals and User Guides for Daewoo Solar 470LC-V. We have
2
Daewoo Solar 470LC-V manuals available for free PDF download: Shop Manual, Manual
Daewoo Solar 470LC-V Shop Manual (668 pages)
Brand:
Daewoo
| Category:
Excavators
| Size: 57.54 MB
Table of Contents
Section 1
10
Table of Contents
10
To the Operator of a Daewoo Excavator
11
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
Shipping and Transportation
45
Lifting with Sling
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
Test Conditions
66
Travel Speed and Travel Motor Balance (Steering Deviation) Tests
66
Swing Speed and Deceleration Force Test
68
Cylinder Performance Tests
69
Section 3
74
Welding Precautions and Guidelines
75
Hydraulic System - General Precautions
76
Maintenance Service and Repair Procedure
77
General Precautions
77
Hydraulic System Cleanliness and Oil Leaks
78
Maintenance Precautions for Hydraulic System Service
78
Oil Leakage Precautions
78
Cleaning and Inspection
79
General Guidelines
79
Bearing Inspection
80
Section 4
88
Torque Values for Standard Metric Fasteners
89
Torque Values for Standard U.S. Fasteners
90
Type 8 Phosphate Coated Hardware
92
Torque Values for Hose Clamps
93
Torque Values for Split Flanges
94
Torque Wrench Extension Tools
95
Torque Multiplication
95
Other Uses for Torque Wrench Extension Tools
96
Tightening Torque Specifications (Metric)
96
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
Theory of Operation
131
Replacement of Rotor and Vane
132
Troubleshooting
132
Replacement of Rear Cover
133
Replacement of Armature
134
Section 7
136
Swing Bearing Maintenance
137
Operating Recommendation
137
Measuring Swing Bearing Axial Play
137
Measuring Bearing Lateral Play
137
Swing Bearing Basic Operation
138
Rebuilding Swing Bearing
138
Section 8
142
General Description
143
Theory of Operation
143
Parts List
144
Specifications
145
Special Tools and Materials
146
Special Tools
146
Troubleshooting, Testing and Adjustment
148
Removal
149
Disassembly
151
Cleaning and Inspection (Wear Limits and Tolerances)
154
Reassembly
156
Installation
161
Start-Up Procedure
162
Section 9
166
Cleaning and Inspection (Wear Limits and Tolerances)
169
Track Shoes and Links
173
Parts List
173
Track Removal
174
Track Installation
175
Front Idler Roller
176
Parts List
176
Front Idler Roller Disassembly
177
Front Idler Roller Reassembly
179
Lower Roller
180
Lower Roller Removal
181
Lower Roller Reassembly
182
Upper Roller
184
Parts List
184
Upper Roller Removal
185
Upper Roller Disassembly
185
Upper Roller Reassembly
187
Track Spring and Track Adjusting Cylinder
189
Parts List
189
Section 10
194
General Description
195
Refrigerant Circulation
197
Control Panel
199
Control Specifications
200
Air Discharge According to Path Selection
202
Air-Conditioning System Circuit Diagram
204
Troubleshooting
206
Weight of R134A Gas Used in Machines
209
Refrigerant System Repairs
210
Refrigerant Safe Handling Procedures
210
Repair and Replacement Procedure
211
Refrigerant Recovery
213
Vacuuming Refrigerant System
213
Leakage Check
214
Refrigerant Charging
215
Inspecting System for Leakage
217
Section 11
220
Drive Coupling
221
Special Tools
222
Drive Coupling Installation
224
Installation Procedure
226
Section 12
230
Hydraulic System - General Notes
232
Hydraulic Schematic
233
Operation of Working Components
234
Boom Operating Circuit
234
Boom down Circuit
234
Arm Operating Circuit
235
Arm Crowd Circuit
235
Arm Dump Circuit
235
Bucket Operating Circuit
236
Bucket Crowd Circuit
236
Swing Operating Circuit
236
Right Swing Operating Circuit
237
Left Swing Operating Circuit
237
Swing Relief Valve and Make-Up Valve
237
Travel Operating Circuit
237
Forward Travel Circuit
238
Reverse Travel Circuit
238
Procedural Troubleshooting Baseline Recommendations
239
Initial Checks and Tests to Establish Operating Condition of the Excavator
239
Pilot Pressure
240
Adjustment and Testing
240
Power Mode Valve
241
Current Signal and Hydraulic Pressure Adjustments
241
Boom/Front Priority Valve
242
Control Valve Pressure and Current Adjustments
242
Pressure up Valve
243
Checks and Adjustments
243
Pump Input Power Control
245
Flow Meter and Flow Meter Kit Installation and Testing
248
Swing System Troubleshooting
250
Precautions/Initial Checks
250
Swing Relief Valve Checking and Adjustment
250
Troubleshooting - Swing Gearbox
252
Troubleshooting - Hydraulic Problems
253
Troubleshooting - Control Valve
255
Troubleshooting - Travel Control Valve
256
Troubleshooting - Joystick Control Valve
257
Section 13
266
General Description
267
Parts List
268
Troubleshooting, Testing and Adjustment
269
Inspection
269
Testing
269
Disassembly
270
Reassembly
271
Section 14
274
General Description
275
Theory of Operation
275
Parts List
276
Special Tools and Materials
278
Piston Nut
278
Piston Jig
282
Steel Bush Jig
286
Dust Wiper Jig
290
Slipper Seal Jig
294
Slipper Seal Straightening Jig
298
Disassembly
301
Reassembly
307
Section 15
312
General Description
313
Theory of Operation
313
Swing Motor Anti-Cavitation Make-Up Valve
314
Relief Valve
315
Swing Brake Operation
316
Parts List
318
Specifications
320
Special Tools
321
Disassembly
322
Cleaning and Inspection (Wear Limits and Tolerances)
329
Reassembly
331
Section 16
340
General Description
341
Theory of Operation
341
Hydraulic Motor Operation
342
Reduction Gearbox Operation
349
Parts List
350
Specifications
358
Tightening Torques
359
Travel Motor Disassembly
361
Sectional View
361
Seal Kits and Component Groups
362
Sealing Drive Shaft
365
Sealing Control Parts
366
Sealing Relief Valve
366
Disassembly Port Plate
367
Exchanging Rotary Group
372
Travel Motor Speed Reduction Gearbox Disassembly
375
Cleaning and Inspection (Wear Limits and Tolerances)
384
Travel Motor Speed Reduction Gearbox Reassembly
385
Travel Motor Reassembly
395
Rotary Group Assembly
395
Rotary Group Adjustment (See Serve Information)
396
Assembly of Port Plate
398
Section 17
400
Sectional View
402
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402
General Repair Guidelines
404
Seal Kits and Sub-Assemblies
406
Sealing the Drive Shaft
410
Gear Pump Sealing
412
Remove the Control Housing
414
Control Module LR
418
Control Module H
419
Removing the Controller
420
Valve Plate with Valves
422
Remove the Rotary Groups
423
Remove the Intermediate Wheel
426
Remove Auxiliary Drive
428
Inspection
431
Re-Fitting the Rotary Group
436
Pump Assembly
438
Mounting Position
442
Measuring Procedure
443
Installation of Control Housing
445
Assembly of Intermediate Wheel
448
Installation of Gear Pump
449
Installation of Cover / Auxiliary Drive
450
Assembly Guidelines for Tightening Torques
451
Bolts (to N 08.001)
451
Plugs with Internal Hexagon and Profile Seal Ring (to N 02.009)
452
Seal-Lock - Sealing Nuts (to N 02.100)
453
Section 18
456
General Description
460
When All Spools Are in Neutral
460
Neutral Passage (Figure 1 and Figure 2)
460
Signal Passage (Figure 2)
462
Single Operation
464
Travel Spool Shifting (Figure 3 and Figure 4)
464
Swing Spool Shifting (Figure 4)
466
Boom Spool Shifting
467
Spare Spool Shifting (Figure 8)
470
Bucket Spool Shifting (Figure 8)
470
Arm Spool Shifting
471
Neutral-Cut Spool Shifting (Figure 11)
473
Parallel Throttle for Arm (Figure 11)
473
Relief Valve
474
Combined Operation
476
Travel Combined Operation (Figure 13)
476
Swing Combined Operation (Figure 14)
478
Anti Drift Valve
479
Main Relief Valve
480
Overload Relief Valve
481
Low Pressure Relief Valve
482
Parts List
483
Spool Assembly (4, Bucket)
486
Spool Assembly (5, Boom)
486
Spool Assembly (6, Travel)
486
Spool Assembly (3, Arm 2)
486
Spool Assembly (7, Straight Travel)
490
Spool Assembly (8, Arm1)
490
Spool Assembly (9, Service)
490
Spool Assembly
490
Spool Assembly (24)
490
Poppet Assembly (36)
490
Plug Assembly (51)
491
Plug Assembly (58)
491
Relief Valve Assembly (48)
492
Relief Valve Assembly (49)
493
Relief Valve Assembly (50)
493
Specifications
493
Troubleshooting, Testing and Adjustment
494
General
494
Relief Valve
495
Hydraulic System
495
Adjustment of Relief Valve
495
Main Relief Valve
495
Over Load Relief Valve
496
Disassembly
497
General Instructions for Disassembly
497
Disassembly of Main Spool (3) - (11)
497
Disassembly of Subspool (24)
498
Disassembly of Subspool (20)
498
Disassembly of Anti Drift Valve of Boom and Arm
498
Disassembly of Swing Load Check
499
Disassembly of Load Check
499
Disassembly of Other Check Valves
499
Disassembly of Flange
500
Disassembly of Relief Valve
500
Disassembly of Other Flange
500
Disassembly of Main Relief Valve
501
Disassembly of Overload Relief Valve
502
Disassembly of Low Pressure Relief Valve
502
Cleaning and Inspection (Wear Limits and Tolerances)
503
Cleaning
503
Inspection
503
Reassembly
504
Subassembly
504
Main Spool (3) - (11)
504
Subspool (20)
504
Subspool (24)
504
Boom, Arm Anti Drift Valve
505
Swing Load Check
505
Reassembly of Control Valve
505
Reassembly of Load Check Valve
505
Reassembly of Swing Load Check
505
Reassembly of Other Check Valve
506
Reassembly of Flange
506
Reassembly of Boom and Arm Anti Drift Valve
506
Reassembly of Relief Valve
506
Reassembly of Subspool (24)
506
Reassembly of Subspool (20)
507
Reassembly of Main Spool (3) - (11)
507
Reassembly of Other Plugs
507
Reassembly of Main Relief Valve
508
Reassembly of Overload Relief Valve
510
Reassembly of Low Pressure Relief Valve
510
Installation
511
Start-Up Procedures
511
Section 19
514
General Description
515
Theory of Operation
515
Structure
515
Function
515
Parts List
516
Specifications
517
Torques
517
Performance
518
Removal
519
Disassembly
521
Cleaning and Inspection (Wear Limits and Tolerances)
525
Reassembly
526
Installation
531
Start-Up Procedures
531
Section 20
534
General Description
535
Pressure Reducing Valve
535
Operating Theory of Damper Mechanism
537
Parts List
538
Specification
539
Torque
539
Troubleshooting, Testing and Adjustment
540
Removal
541
Disassembly
543
Cleaning and Inspection (Wear Limits and Tolerances)
549
Reassembly
550
Installation
555
Start-Up Procedures
556
Section 21
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
578
Monitoring System Schematic
580
Operation
582
Operation
584
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
Main Menu
590
Language Setting
590
Time Setting
590
Filter/Oil Information
591
Special Menu
592
Entering/Accessing and Exiting/Escaping Menus
592
Special Menu Selections
593
Electronic Hydraulic Control System (E-EPOS)
606
Control System Schematic
606
Power Mode Control
608
Power Mode Control - Circuit Diagram
612
Trenching Mode Control
614
Operation
615
Trenching 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
Power Boost Mode
625
Operation
625
Power Boost Control - Circuit Diagram
626
Automatic Travel Speed Control
627
Automatic Travel Speed Control - Circuit Diagram
628
Engine Control Device - Adjustment
629
Self-Diagnostic Function
632
E-EPOS Controller
632
Engine Throttle Controller
634
Wiper System
635
Wiper Circuit
635
Wiper Operation
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
Front Attachment Pin Specifications
651
Front Attachment - Removal and Installation
652
Arm Removal Procedure
652
Boom Removal Procedure
654
Installation
655
Arm Installation Procedure
655
Boom Installation Procedure
655
Start-Up Procedures
656
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Daewoo Solar 470LC-V Manual (151 pages)
Brand:
Daewoo
| Category:
Excavators
| Size: 6.87 MB
Table of Contents
Section 1
3
Table of Contents
3
Hydraulic System - General Notes
5
Hydraulic Schematic
6
General Notes
6
Operation of Working Components
7
Boom Operating Circuit
7
Boom up Circuit
7
Boom down Circuit
7
Arm Operating Circuit
8
Arm Crowd Circuit
8
Arm Dump Circuit
8
Swing Operating Circuit
9
Bucket Operating Circuit
9
Bucket Dump Circuit
9
Bucket Crowd Circuit
9
Right Swing Operating Circuit
10
Left Swing Operating Circuit
10
Swing Relief Valve and Make-Up Valve
10
Travel Operating Circuit
10
Forward Travel Circuit
11
Reverse Travel Circuit
11
Initial Checks and Tests to Establish Operating Condition of the Excavator
12
Procedural Troubleshooting Baseline Recommendations
12
Pilot Pressure
13
Adjustment and Testing
13
Power Mode Valve
14
Current Signal and Hydraulic Pressure Adjustments
14
Boom/Front Priority Valve
15
Control Valve Pressure and Current Adjustments
15
Pressure up Valve
16
Checks and Adjustments
16
Pump Input Power Control
18
Pump Regulator Adjustment
18
Flow Meter and Flow Meter Kit Installation and Testing
21
Swing System Troubleshooting
23
Precautions/Initial Checks
23
Swing Relief Valve Checking and Adjustment
23
Troubleshooting - Swing Gearbox
25
Troubleshooting - Hydraulic Problems
26
Troubleshooting - Control Valve
28
Troubleshooting - Travel Control Valve
29
Troubleshooting - Joystick Control Valve
30
Section 2
37
General Description
38
Parts List
39
Inspection
40
Testing
40
Troubleshooting, Testing and Adjustment
40
Disassembly
41
Reassembly
41
Section 3
45
General Description
46
Theory of Operation
46
Parts List
47
Piston Nut
49
Special Tools and Materials
49
Piston Jig
51
Disassembly
53
Reassembly
59
Section 4
65
General Description
66
Theory of Operation
66
Swing Motor Anti-Cavitation Make-Up Valve
67
Relief Valve
68
Swing Brake Operation
68
Parts List
71
Specifications
73
Special Tools
74
Disassembly
75
Cleaning and Inspection (Wear Limits and Tolerances)
82
Reassembly
84
Section 5
93
General Description
94
Theory of Operation
94
Reduction Gearbox Operation
102
Parts List
103
Specifications
111
Tightening Torques
112
Sectional View
114
Travel Motor Disassembly
114
Seal Kits and Component Groups
115
Sealing Drive Shaft
118
Sealing Control Parts
119
Sealing Relief Valve
119
Disassembly Port Plate
120
Exchanging Rotary Group
125
Travel Motor Speed Reduction Gearbox Disassembly
128
Cleaning and Inspection (Wear Limits and Tolerances)
137
Travel Motor Speed Reduction Gearbox Reassembly
138
Rotary Group Assembly
148
Travel Motor Reassembly
148
Rotary Group Adjustment (See Serve Information)
149
Assembly of Port Plate
151
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