Sumitomo SH700 Hydraulic Excavator Workshop Repair Service Manual BEST DOWNLOAD

This highly detailed Manual for your Sumitomo SH700 Hydraulic Excavator contains everything you will ever need to repair, maintain, rebuild, refurbish or restore your Sumitomo SH700 Hydraulic Excavator. All diagnostic and repair procedures are covered in great detail.

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All Repair Procedures Covered From A-Z
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Table of Contents
Page No.
2 / 9
First Edition :03/2006
Page
Major Equiment Specifications
Equipment .................................................................... 700-2-01-00-15
Overall............................................................................................... 1/2 28
Operators Cab.................................................................................. 2/2 29
Assembly Drawing ............................................................................ 1/3 30
Travel Unit......................................................................................... 2/3 31
Take-up Roller .................................................................................. 2/3 31
Upper-Roller...................................................................................... 2/3 31
Lower Roller...................................................................................... 2/3 31
Recoil Spring..................................................................................... 3/3 32
Shoes................................................................................................ 3/3 32
1/1 33
Engine............................................................................................... 1/3 34
Muffler ............................................................................................... 2/3 35
Air Cleaner (With pre cleaner) .......................................................... 2/3 35
Radiator ............................................................................................ 2/3 35
Fuel Tank .......................................................................................... 3/3 36
Hydraulic Pump................................................................................. 1/3 37
Sump Tank........................................................................................ 2/3 38
Rotating Joint .................................................................................... 3/3 39
Solenoid Valve .................................................................................. 3/3 39
Control Valve .................................................................................... 1/2 40
Remote Control Valve (Left / Right, Travel Operations) ................... 2/2 41
Cylinder............................................................................................. 1/2 42
Attachments ...................................................................................... 2/2 43
Lower Mechanism ........................................................ 700-2-01-01-44
Upper Mechanism ........................................................ 700-2-01-02-42
Swing Unit.........................................................................................
Engine and Related Areas............................................ 700-2-01-03-44
Hydraulic System.......................................................... 700-2-01-04-45
Controls ........................................................................ 700-2-01-05-46
Backhoe Attachments................................................... 700-2-01-06-52
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Table of Contents
Page No.
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First Edition :03/2006
Hydraulic Section
Page
Hydraulic Pump .......................................................... 700-1-02-01-18
Operation Principle ................................................................................ 1/2 44
Internal Structure Drawing ..................................................................... 2/2 45
Operation Explanation of Each Part ...................................................... 1/16 46
1.Main Relief Valve ........................................................................... 2/16 47
2.Overload Relief Valve .................................................................... 4/16 49
3.Foot Relief Valve............................................................................ 7/16 52
4.Load Holding Valve........................................................................ 8/16 53
5.Arm Regenerative .......................................................................... 11/16 56
6.Priority Valve.................................................................................. 14/16 59
7.Boom Regenerative ....................................................................... 16/16 61
Contorol Valve ............................................................ 700-1-02-02-15
Swing Unit .................................................................... 700-1-02-03-12
Operation Principle ................................................................................ 1/6 62
1.Hydraulic Motor.............................................................................. 1/6 62
2.Anti-cavitation Check Valve Section .............................................. 1/6 62
3.Relief Valve.................................................................................... 2/6 63
4.Reversal Prevention Valve............................................................. 4/6 65
5.Brake Section................................................................................. 5/6 66
Internal Structure Drawing ..................................................................... 6/6 67
Operation Principle ................................................................................ 1/10 68
1.Hydraulic Motor.............................................................................. 1/10 68
2.Parking Brake ................................................................................ 2/10 69
3.2-Speed Switch Mechanism Oparation Principle........................... 3/10 70
4.Relief Valve.................................................................................... 8/10 75
5.Double Counterbalance Value ....................................................... 9/10 76
Travel Unit .................................................................... 700-1-02-04-15
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Table of Contents
Page No.
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First Edition :03/2006
Fan Motor for Hydraulic Drive ............................... 700-1-02-05-02
Outside Drawing .................................................................................... 1/7 78
Internal Structure Drawing ..................................................................... 2/7 79
Operation Principle ................................................................................ 3/7 80
1.Hydraulic Motor.............................................................................. 3/7 80
2.Suction Safety Valve...................................................................... 4/7 81
3.Variable Flow Control Valve........................................................... 6/7 83
4.Operation of Forward / Reverse Changeover Valve ...................... 7/7 84
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Table of Contents
Page No.
5 / 9
First Edition :03/2006
Hydraulic Circuits Section
Page
Port Locations ............................................................. 700-1-03-00-23
Hydraulic Pump ..................................................................................... 1/2 85
Control Valve ......................................................................................... 2/2 86
Pilot P&T Lines ...................................................................................... 1/4 87
Pilot Control Lines ................................................................................. 3/4 89
1/2 91
High Speed Travel Circuit...................................................................... 1/6 93
Low Speed Travel Circuit ...................................................................... 3/6 95
Straight Travel Circuit ............................................................................ 5/6 97
Swing Parking Circuit (Lever in Neutral / Swing Locked) ...................... 1/6 99
Swing Parking Circuit (Brake Released) ............................................... 3/6 101
Swing Push Digging .............................................................................. 5/6 103
Arm-Out Circuit ...................................................................................... 1/6 105
Arm-In Load Holding.............................................................................. 3/6 107
Arm-In Circuit......................................................................................... 5/6 109
Boom-Up Circuit (Single) ....................................................................... 1/8 111
Boom-Up Circuit (Combined) ................................................................ 3/8 113
Boom-Down Load Holding..................................................................... 5/8 115
Boom-Down Circuit................................................................................ 7/8 117
Combined Circuit (Breaker Circuit) ........................................................ 1/4 119
Combined Circuit (High Speed Confluence Circuit) .............................. 3/4 121
1/2 123
Pilot Hose Connection Diagrams ........................ 700-1-03-01-31
Functional Explanations ......................................... 700-1-03-02-21
Functional Table ....................................................................................
Travel Circuits ............................................................. 700-1-03-03-18
Swing Circuits ............................................................. 700-1-03-04-19
Arm Circuits ................................................................. 700-1-03-06-18
Boom Circuits ............................................................. 700-1-03-07-18
Backup Circuits .......................................................... 700-1-03-09-16
Other Circuits .............................................................. 700-1-03-13-03
High Dump.............................................................................................
Circuit Diagrams (Located inside the poket at back of back cover)
Hydraulic Circuit Diagram (A1)
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Table of Contents
Page No.
6 / 9
First Edition :03/2006
Electric Circuits Section
Page
Operation Explanation ............................................. 700-1-04-01-28
System Chart of Functons ..................................................................... 1/56 125
Engine Control ....................................................................................... 5/56 139
Work Mode Selection ............................................................................ 12/56 136
a)H.S.L Modes .................................................................................. 14/56 138
b)Auto Modes.................................................................................... 14/56 138
c)Load Prefetch Control .................................................................... 17/56 141
Throttle Control ...................................................................................... 18/56 142
Idling Control (Auto/One-touch) ............................................................. 21/56 145
Breaker Mode ........................................................................................ 23/56 147
Auto Preheat (Glow Control) ................................................................. 24/56 148
Auto Warm-up ....................................................................................... 27/56 151
Overheat Protection............................................................................... 28/56 152
Atmospheric Pressure Compensation ................................................... 29/56 153
Control When Starting Engine ............................................................... 30/56 154
Control When Stopping Engine ............................................................. 31/56 155
Emergency Stop of the Engine.............................................................. 31/56 155
Engine Protection Function (EPF) ......................................................... 32/56 156
Lever Lock ............................................................................................. 34/56 158
Auto Boost Control ................................................................................ 35/56 159
Swing Lock ............................................................................................ 36/56 160
Swing Brake Control .............................................................................. 36/56 160
Travel Speed Switch-over ..................................................................... 38/56 162
Travel Alarm .......................................................................................... 39/56 163
Power Shut-off Delay............................................................................. 40/56 164
Control of Hydraulic Driven Fan ............................................................ 41/56 165
Fuel Supply Pump Control (Automatic stop) Option .............................. 50/56 174
Power Transistor Protection .................................................................. 52/56 176
Monitor Display ...................................................................................... 53/56 177
a)Nomal Display................................................................................ 53/56 177
b)Message Display ........................................................................... 56/56 180
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Table of Contents
Page No.
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First Edition :03/2006
Page
Service Support .......................................................... 800-1-04-04-08
Summary ............................................................................................... 1/20 181
Operating Insttructions .......................................................................... 1/20 181
Measuring Electrical Device .................................. 700-1-04-02-14
Instruments to be Measured .................................................................. 1/10 201
Equipment for Measuring ...................................................................... 1/10 201
Measuring Methods ............................................................................... 6/10 206
Initial Controller Settings ........................................ 700-1-04-05-07
Verifying the Settings............................................................................. 1/3 211
Resetting Procedures ............................................................................ 1/3 211
Setting Procedures ................................................................................ 1/3 211
List of Settings ....................................................................................... 2/3 212
Error Display Functions ......................................................................... 3/3 213
Problem Symptoms ............................................................................... 1/12 214
Inspections Prior to Troubleshooting ..................................................... 2/12 215
Troubleshooting Procedures ................................................................. 3/12 216
Using the Flow Chart ............................................................................. 4/12 217
Diagnosis ............................................................................................... 5/12 218
(1) Refilling Fuel................................................................................ 5/12 218
(2) Refilling Coolant .......................................................................... 6/12 219
(3) Low Engine Oil Pressure ............................................................. 7/12 220
(4) Overheat...................................................................................... 8/12 221
(5) Battery Charging.......................................................................... 10/12 223
(6) Faulty Electrical System .............................................................. 11/12 224
Troubleshooting ......................................................... 700-1-04-06-11
Electric Wiring Diagrams ........................................ 700-1-04-07-20
Electrical Components and Wiring (Frame)........................................... 1/2 226
Electrical Components and Wiring (Cab) .............................................. 2/2 227
Frame Main Harness ............................................................................. 1/2 228
Cab Main Harness ................................................................................. 2/2 229
Harness Diagrams ..................................................... 700-1-04-08-24
Circuit Diagrams (Located inside the poket at back of back cover)
Electric Circuits Diagram (A1)
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Table of Contents
Page No.
8 / 9
First Edition :03/2006
Maintenance Section
Page
New Machine Performance
Performance Evaluation Check Sheet.......................... 000-3-02-00-15 1/2 230
Reference Values ......................................................... 700-3-02-01-21 1/1 232
Measuring Pressure .............................................................................. 1/14 233
1.Basic Conditions ............................................................................ 1/14 233
2.Set Values...................................................................................... 1/14 233
3.Pressure Measuring Port ............................................................... 2/14 234
4.Preparation for Measuring Pressure .............................................. 4/14 236
5.Measuring Pressure....................................................................... 6/14 238
6.Measuring Other Pressures ........................................................... 8/14 240
Adjusting Pressure ................................................................................ 9/14 241
1.Pressure Adjusting Points.............................................................. 9/14 241
2.Instructions for Adjusting Pressure ................................................ 11/14 243
Instructions for Measuring and Adjusting Pressure
............................................................................... 700-1-05-00-24
Maintenance of The Circumference of Engine
............................................................................... 700-1-05-07-03
1.Circumference Filter Arrangement of Engine ..................................... 1/3 247
2.Fuel Element System Diagram ........................................................... 2/3 248
1.Major Component Weight ................................................................... 1/2 250
2.Individual Part Weight......................................................................... 2/2 251
3.Shoe Weight ....................................................................................... 2/2 251
4.Arm Weight ......................................................................................... 2/2 251
Attachments Dimensions ....................................... 700-1-05-04-18 1/1 252
Plastic Shim ................................................................. 000-1-05-08-02 1/1 253
1.ISO Type ............................................................................................ 1/4 254
2.Old Sumitomo Type ............................................................................ 2/4 255
3.Old Mitsubishi Type ............................................................................ 3/4 256
4.Old Kobelco Type ............................................................................... 4/4 257
Main Body Weight ..................................................... 700-3-01-00-52
Procedures for Changing Operation Type ....... 000-8-02-01-07
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Table of Contents
Page No.
9 / 9
First Edition :03/2006
Assembly, Disasembly Section
Page
Summary of Assembling ........................................ 700-1-06-00-04
Total Work Process ............................................................................... 1/36 258
Major Machines ・ Tools ・ Equipment Table .......................................... 2/36 259
Matters to be Attended .......................................................................... 5/36 262
Prior Preparation ................................................................................... 5/36 262
Prior Preparation Procedure .................................................................. 7/36 264
Unloading Work ..................................................................................... 8/39 265
Connection of Lower Sideframes to Upper Swing Body........................ 14/36 271
Mounting Travel Motor Lines ................................................................. 20/36 277
Mounting Counterweight........................................................................ 22/36 279
Mounting Attachments ........................................................................... 24/36 281
Checking Work ...................................................................................... 34/36 291
Confirmation of Movement after Assembling Work ............................... 35/36 292
Summary of Disassembling ................................... 700-1-06-01-04 1/5 294
Attached Data .............................................................. 700-1-06-02-05 1/8 299
Unit Conversion Table .................................................. 300-1-08-01-02 1/1 307
New Hydraulic Oil ......................................................... 300-1-08-02-02 1/1 308