New Holland WE190, WE210 and WE230 Wheeled Excavators Manual

New Holland WE190, WE210 and WE230 Wheeled Excavators Manual

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Manual For: Wheeled Excavator WE190, WE210, WE230
Format: PDF
Print No. 84181448A
English

Repair Manual for Excavator WE190, WE210 and WE230

New Holland WE190, WE210 and WE230 Wheeled Excavator Service Manual: 883 Pages

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Description

New Holland WE190, WE210 and WE230 Wheeled Excavators Service Manual

Manual For: Wheeled Excavator WE190, WE210, WE230
Format: PDF
Print No. 84181448A
English

Repair Manual for Excavator WE190, WE210 and WE230

New Holland WE190, WE210 and WE230 Wheeled Excavator Service Manual: 883 Pages

Schematic Set – Hydraulic and Electrical Schematics is included in the manual

Table of Content
INDEX
SPECIFICATIONS
01 – MAIN OPERATING RULES
02 – CONTROLS AND INSTRUMENTS
03 – TECHNICAL SPECIFICATIONS
04 – UPPER STRUCTURE
05 – UNDERCARRIAGE
06 – FRONT ATTACHMENT
07 – STEERING SYSTEM
08 – BRAKE SYSTEM
09 – HYDRAULIC SYSTEM
10 – ELECTRICAL SYSTEM
11 – ELECTRONICS
12 – CALIBRATION
13 – FAULT CODES

The New Holland manual is applicable for the model namely : WE190, WE210 and WE230

The WE190, WE210 and WE230 Excavator Workshop Manual is wrote by New Holland repair specialist. It provides important information on carrying out repair work expertly. Please go carefully through the Workshop Manual of the mini excavator before starting any repair work. Use the Workshop Manual of the WE190, WE210 and WE230 Wheeled Excavator as a reference book and source of information even if you are familiar with mini excavator technology. Using the Workshop Manual, the experience construction machine mechanic can carry out any necessary repairs expertly.

Sections of the Manual

The Manual is into main groups and subgroups, and covers any previous version of the machine. Any additions or modifications which can happen at a later date are not describe in this manual. The require information can easily be found by referring to the table of contents. For reasons of clarity, some of the illustrations are present in simplified form. Differences from the actual version at the WE190, WE210 and WE230 Wheeled excavator are therefore possible if this adds to the clarity of the information.

REPAIR and Parts

Carry out any necessary repair work as soon as possible.This reduces repair costs and increases the availability of your mini excavator When doing any work on the mini excavator, always observe the instructions given in the Workshop Manual. Extensive works not describe in the New Holland WE190, WE210 and WE230 Workshop Manual would be done for you by your dealer. Always use original spare parts only.

INDEX
SECTION 01 – SAFETY PRECAUTIONS
1. INTRODUCTION ………………………………………………………………………………………………………………………. 2
1.1 DESIGNATED USE……………………………………………………………………………………………………………. 2
2. GENERAL SAFETY INSTRUCTIONS………………………………………………………………………………………….. 3
3. USE INSTRUCTION………………………………………………………………………………………………………………… 12
3.1 LEVEL OF VIBRATIONS TRANSMITTED TO THE OPERATOR……………………………………………. 13
3.2 NOISE LEVELS……………………………………………………………………………………………………………….. 14
3.3 TRAVELLING ON PUBLIC ROADS ……………………………………………………………………………………. 15
SECTION 02 – CONTROLS AND INSTRUMENTS
1. SWITCHES AND PUSH-BUTTONS…………………………………………………………………………………………….. 1
2. CONTROLS AND PEDALS ………………………………………………………………………………………………………. 11
3. MULTI-FUNCTION DISPLAY ……………………………………………………………………………………………………. 18
SECTION 03 – TECHNICAL SPECIFICATIONS
1. MAIN COMPONENTS……………………………………………………………………………………………………………….. 1
1.1 2-PIECE BOOM ATTACHMENT (WE190)…………………………………………………………………………….. 1
1.2 2-PIECE BOOM ATTACHMENT (WE210 – WE230)……………………………………………………………….. 2
1.3 MONOBOOM ATTACHMENT (WE190 – WE210 – WE230)……………………………………………………… 3
1.4 HANDLING ATTACHMENT (WE210 Industrial – WE230 Industrial) ………………………………………….. 4
2. DIMENSIONS – OPERATING WEIGHTS……………………………………………………………………………………… 5
2.1 WE190 MODELS……………………………………………………………………………………………………………….. 5
2.2 WE210 MODELS……………………………………………………………………………………………………………….. 9
2.3 WE230 MODELS……………………………………………………………………………………………………………… 13
2.4 WE210 Industrial MODELS ……………………………………………………………………………………………….. 17
2.5 WE230 Industrial MODELS ……………………………………………………………………………………………….. 18
3. DIGGING PERFORMANCE ……………………………………………………………………………………………………… 19
3.1 WE190 MODELS……………………………………………………………………………………………………………… 19
3.2 WE210 MODELS……………………………………………………………………………………………………………… 23
3.3 WE230 MODELS……………………………………………………………………………………………………………… 27
3.4 WE210 Industrial MODELS ……………………………………………………………………………………………….. 31
3.5 WE230 Industrial MODELS ……………………………………………………………………………………………….. 32
4. LIFTING CAPACITIES……………………………………………………………………………………………………………… 33
4.1 WE190 MODELS……………………………………………………………………………………………………………… 33
4.2 WE210 MODELS……………………………………………………………………………………………………………… 35
4.3 WE230 MODELS……………………………………………………………………………………………………………… 37
4.4 WE210 Industrial MODELS ……………………………………………………………………………………………….. 39
4.5 WE230 Industrial MODELS ……………………………………………………………………………………………….. 40
5. HYDRAULIC SYSTEM …………………………………………………………………………………………………………….. 41
5.1 PUMPS…………………………………………………………………………………………………………………………… 41
6. SLEWING ………………………………………………………………………………………………………………………………. 42
6.1 SLEWING GEARBOX ………………………………………………………………………………………………………. 42
7. TRAVEL…………………………………………………………………………………………………………………………………. 43
7.1 TYRES……………………………………………………………………………………………………………………………. 44

8. BRAKES ………………………………………………………………………………………………………………………………… 44
9. STEERING……………………………………………………………………………………………………………………………… 44
10. ELECTRICAL SYSTEM ……………………………………………………………………………………………………………. 45
11. BUCKETS ………………………………………………………………………………………………………………………………. 45
11.1 BUCKETS – WE190………………………………………………………………………………………………………….. 45
11.2 BUCKETS – WE210………………………………………………………………………………………………………….. 45
11.3 BUCKETS – WE230………………………………………………………………………………………………………….. 45
12. TIGHTENING TORQUES …………………………………………………………………………………………………………. 46
13. FUEL SYSTEM ……………………………………………………………………………………………………………………….. 46
14. ENGINE …………………………………………………………………………………………………………………………………. 46
15. SUPPLY SUMMARIZING CHART……………………………………………………………………………………………… 47
SECTION 04 – UPPER STRUCTURE
1. MAIN COMPONENTS ……………………………………………………………………………………………………………….. 1
2. SLEWING BEARING …………………………………………………………………………………………………………………. 3
3. SLEWING GEARBOX………………………………………………………………………………………………………………. 10
3.1 TECHNICAL SPECIFICATIONS…………………………………………………………………………………………. 10
3.2 REMOVAL AND INSTALLATION ……………………………………………………………………………………….. 14
3.3 DISASSEMBLY AND ASSEMBLY………………………………………………………………………………………. 17
3.4 SPECIAL TOOLS……………………………………………………………………………………………………………… 45
3.5 TROUBLESHOOTING………………………………………………………………………………………………………. 49
4. MULTI-COOLER……………………………………………………………………………………………………………………… 51
4.1 TECHNICAL SPECIFICATIONS…………………………………………………………………………………………. 52
4.2 REMOVAL AND INSTALLATION EXPANSION TANK…………………………………………………………… 54
4.3 COOLANT LEVEL, TOP-UP AND CHANGE………………………………………………………………………… 55
4.4 REMOVAL AND INSTALLATION OF FAN AND HYDRAULIC MOTOR …………………………………… 57
5. HYDRAULIC PUMPS ………………………………………………………………………………………………………………. 60
6. MUFFLER ………………………………………………………………………………………………………………………………. 61
7. HYDRAULIC OIL TANK……………………………………………………………………………………………………………. 62
7.1 OIL RETURN FILTER……………………………………………………………………………………………………….. 63
7.2 LEVEL CHECK AND TOP-UP……………………………………………………………………………………………. 64
7.3 OIL CHANGE AND CLEANING………………………………………………………………………………………….. 65
7.4 BLEEDING VALVE …………………………………………………………………………………………………………… 68
8. AIR FILTER…………………………………………………………………………………………………………………………….. 69
9. COUNTERWEIGHT…………………………………………………………………………………………………………………. 69
9.1 COUNTERWEIGHT DISASSEMBLY ………………………………………………………………………………….. 70
10. FUEL SYSTEM ……………………………………………………………………………………………………………………….. 72
10.1 FUEL TANK …………………………………………………………………………………………………………………….. 74
10.2 FUEL FILTERS………………………………………………………………………………………………………………… 76
11. CAB AND OPERATOR?S SEAT ………………………………………………………………………………………………… 78
11.1 CAB ASSEMBLY ……………………………………………………………………………………………………………… 91
11.2 CAB AT VARIABLE HEIGHT (WE210 Industrial – WE230 Industrial) ………………………………………. 97
12. CENTRALIZED LUBRICATION…………………………………………………………………………………………………. 98
12.1 SAFETY INSTRUCTIONS…………………………………………………………………………………………………. 98
12.2 OPERATION……………………………………………………………………………………………………………………. 98
12.3 MAINTENANCE……………………………………………………………………………………………………………….. 99

SECTION 05 – UNDERCARRIAGE
1. UNDERCARRIAGE COMPONENTS……………………………………………………………………………………………. 1
2. REAR RIGID AXLE……………………………………………………………………………………………………………………. 2
2.1 TECHNICAL SPECIFICATIONS ………………………………………………………………………………………….. 3
2.2 DISASSEMBLY …………………………………………………………………………………………………………………. 7
2.3 DISASSEMBLY AND ASSEMBLY ……………………………………………………………………………………….. 9
2.4 TROUBLESHOOTING………………………………………………………………………………………………………. 88
2.5 SPECIAL TOOLS …………………………………………………………………………………………………………….. 90
3. TRAVEL MOTOR ……………………………………………………………………………………………………………………. 91
3.1 TECHNICAL SPECIFICATIONS ………………………………………………………………………………………… 91
3.2 DISASSEMBLY AND ASSEMBLY ……………………………………………………………………………………… 92
3.3 DISASSEMBLY AND ASSEMBLY ……………………………………………………………………………………… 93
4. CARDAN SHAFT…………………………………………………………………………………………………………………… 104
4.1 DISASSEMBLY AND ASSEMBLY ……………………………………………………………………………………. 105
5. FRONT STEERING AXLE………………………………………………………………………………………………………. 108
5.1 TECHNICAL SPECIFICATIONS ………………………………………………………………………………………. 109
5.2 DISASSEMBLY AND ASSEMBLY ……………………………………………………………………………………. 112
5.3 DISASSEMBLY AND ASSEMBLY ……………………………………………………………………………………. 115
5.4 TROUBLESHOOTING…………………………………………………………………………………………………….. 187
5.5 SPECIAL TOOLS …………………………………………………………………………………………………………… 189
6. WHEELS AND TYRES …………………………………………………………………………………………………………… 190
6.1 TYRES………………………………………………………………………………………………………………………….. 191
7. BLADE …………………………………………………………………………………………………………………………………. 194
7.1 BLADE CYLINDER…………………………………………………………………………………………………………. 196
8. AXLE FLOATING LOCKING CYLINDERS………………………………………………………………………………… 204
8.1 TECHNICAL SPECIFICATIONS ………………………………………………………………………………………. 205
8.2 DISASSEMBLY AND ASSEMBLY ……………………………………………………………………………………. 206
8.3 AIR BLEEDING………………………………………………………………………………………………………………. 207
8.4 DISASSEMBLY AND ASSEMBLY ……………………………………………………………………………………. 208
8.5 TROUBLESHOOTING…………………………………………………………………………………………………….. 210
9. STABILIZERS……………………………………………………………………………………………………………………….. 211
9.1 STABILIZER CYLINDERS……………………………………………………………………………………………….. 214
9.2 TROUBLESHOOTING…………………………………………………………………………………………………….. 224
10. LEFT LADDER ……………………………………………………………………………………………………………………… 226
11. RIGHT LADDER AND TOOL STORAGE BOX…………………………………………………………………………… 227
12. ROTARY CONTROL VALVE AND ELECTRIC ROTOR ……………………………………………………………… 228
12.1 TECHNICAL SPECIFICATIONS ………………………………………………………………………………………. 228
12.2 DISASSEMBLY AND ASSEMBLY ……………………………………………………………………………………. 229
12.3 ROTARY CONTROL VALVE OVERALL……………………………………………………………………………. 231
12.4 ELECTRIC ROTOR………………………………………………………………………………………………………… 233
SECTION 06 – FRONT ATTACHMENT
1. TYPES OF FRONT ATTACHMENT…………………………………………………………………………………………….. 2
2. HYDRAULIC CYLINDERS………………………………………………………………………………………………………….. 4
2.1 BOOM CYLINDER……………………………………………………………………………………………………………… 7
2.2 DIPPER CYLINDER (WE190 – WE210 – WE230)…………………………………………………………………. 17
2.3 DIPPER CYLINDER (WE210 Industrial – WE230 Industrial)…………………………………………………… 27
2.4 BUCKET CYLINDER………………………………………………………………………………………………………… 37

2.5 BOOM ADJUSTING CYLINDER ………………………………………………………………………………………… 47
2.6 SPECIAL TOOLS……………………………………………………………………………………………………………… 56
3. BUCKETS ………………………………………………………………………………………………………………………………. 57
3.1 BUCKETS – WE190………………………………………………………………………………………………………….. 57
3.2 BUCKETS – WE210………………………………………………………………………………………………………….. 57
3.3 BUCKETS – WE230………………………………………………………………………………………………………….. 57
3.4 BUCKET TEETH – CHANGE……………………………………………………………………………………………… 59
SECTION 07 – STEERING SYSTEM
1. OPERATION…………………………………………………………………………………………………………………………….. 1
2. POWER STEERING………………………………………………………………………………………………………………….. 3
2.1 TECHNICAL SPECIFICATIONS…………………………………………………………………………………………… 3
2.2 OPERATION……………………………………………………………………………………………………………………… 4
2.3 DISASSEMBLY AND ASSEMBLY………………………………………………………………………………………… 5
3. PRIORITY VALVE …………………………………………………………………………………………………………………… 23
4. TROUBLESHOOTING……………………………………………………………………………………………………………… 24
SECTION 08 – BRAKE SYSTEM
1. OPERATION…………………………………………………………………………………………………………………………….. 1
2. SERVICE BRAKE ……………………………………………………………………………………………………………………… 4
3. PARKING BRAKE……………………………………………………………………………………………………………………… 7
4. PEDAL BRAKE VALVE ……………………………………………………………………………………………………………… 8
5. ACCUMULATORS…………………………………………………………………………………………………………………….. 9
5.1 MAINTENANCE……………………………………………………………………………………………………………….. 10
6. TROUBLESHOOTING……………………………………………………………………………………………………………… 11
SECTION 09 – HYDRAULIC SYSTEM
1. HYDRAULIC SYSTEM ………………………………………………………………………………………………………………. 1
2. HYDRAULIC SYSTEM DIAGRAMS …………………………………………………………………………………………….. 5
2.1 HYDRAULIC SYSTEM DIAGRAMS – UPPER STRUCTURE …………………………………………………… 5
2.2 HYDRAULIC SYSTEM DIAGRAMS – UNDERCARRIAGE …………………………………………………….. 27
2.3 HYDRAULIC SYSTEM DIAGRAMS BLADE AND/OR STABILIZERS ……………………………………… 28
3. HYDRAULIC PUMPS ………………………………………………………………………………………………………………. 31
3.1 VARIABLE-FLOW RATE TWIN PUMP………………………………………………………………………………… 32
3.2 ROTATION PUMP……………………………………………………………………………………………………………. 45
3.3 GEAR PUMP …………………………………………………………………………………………………………………… 63
4. UPPER STRUCTURE CONTROL VALVE ………………………………………………………………………………….. 64
5. UNDERCARRIAGE CONTROL VALVE ……………………………………………………………………………………… 76
6. PILOT CONTROL ASSY ………………………………………………………………………………………………………….. 78
6.1 PILOT CONTROL ASSY SOLENOID VALVES…………………………………………………………………….. 83
7. ROTATION SYSTEM……………………………………………………………………………………………………………….. 87
7.1 SLEWING GEARBOX……………………………………………………………………………………………………….. 89
8. TRAVEL …………………………………………………………………………………………………………………………………. 91
8.1 TRAVEL MOTOR……………………………………………………………………………………………………………… 94
9. STABILIZATION HYDRAULIC SYSTEM…………………………………………………………………………………… 100
10. BOOM HYDRAULIC SYSTEM…………………………………………………………………………………………………. 105

11. HYDRAULIC SYSTEM OF BUCKET………………………………………………………………………………………… 111
12. HYDRAULIC SYSTEM OF DIPPER…………………………………………………………………………………………. 116
13. HYDRAULIC SYSTEM OF 2-PIECE BOOM ……………………………………………………………………………… 120
14. HYDRAULIC SYSTEM WITH COMBINATION OF DIFFERENT FUNCTIONS (BOOM, 2-PIECE BOOM,
DIPPER AND BUCKET) …………………………………………………………………………………………………………. 126
15. HYDRAULIC SYSTEM OF HAMMER (WITH 2-PIECE BOOM)……………………………………………………. 128
16. HYDRAULIC SYSTEM OF HAMMER AND SHEARS (WITH 2-PIECE BOOM) ……………………………… 131
17. HYDRAULIC SYSTEM OF SHEARS (WITH 2-PIECE BOOM)…………………………………………………….. 136
18. HYDRAULIC SYSTEM OF HAMMER (WITH MONOBOOM)……………………………………………………….. 139
19. HYDRAULIC SYSTEM OF HAMMER AND SHEARS (WITH MONOBOOM) …………………………………. 142
20. HYDRAULIC SYSTEM OF SHEARS (WITH MONOBOOM)………………………………………………………… 147
21. TROUBLESHOOTING……………………………………………………………………………………………………………. 150
SECTION 10 – ELECTRICAL SYSTEM
1. ELECTRICAL DIAGRAMS …………………………………………………………………………………………………………. 1
1.1 ELECTRICAL DIAGRAMS (WE190 – WE210 – WE230) ………………………………………………………….. 1
1.2 ELECTRICAL DIAGRAMS (WE210 Industrial – WE230 Industrial) ………………………………………….. 39
2. FUSES…………………………………………………………………………………………………………………………………… 77
2.1 FUSES – REPLACEMENT…………………………………………………………………………………………………. 79
2.2 BATTERIES – REPLACEMENT………………………………………………………………………………………….. 80
2.3 CLAMPS CHECK …………………………………………………………………………………………………………….. 81
2.4 CHARGE ………………………………………………………………………………………………………………………… 81
3. BULBS …………………………………………………………………………………………………………………………………… 82
3.1 CAB LIGHT……………………………………………………………………………………………………………………… 82
3.2 FRONT WORK LIGHTS ……………………………………………………………………………………………………. 82
3.3 BOOM WORK LIGHT……………………………………………………………………………………………………….. 83
3.4 TRAVEL LIGHT ……………………………………………………………………………………………………………….. 83
3.5 TURN SIGNAL LIGHTS…………………………………………………………………………………………………….. 84
3.6 REAR FLOODLAMPS ………………………………………………………………………………………………………. 84
4. TROUBLESHOOTING……………………………………………………………………………………………………………… 85
SECTION 11 – ELECTRONICS
1. MAIN COMPONENTS……………………………………………………………………………………………………………….. 1
2. COMPONENTS OF LINE 1 ………………………………………………………………………………………………………… 3
2.1 MULTI-FUNCTION DISPLAY………………………………………………………………………………………………. 3
2.2 CENTRAL UNIT…………………………………………………………………………………………………………………. 3
2.3 KEY-PAD MODULES …………………………………………………………………………………………………………. 6
2.4 POWER CONTROL SYSTEM……………………………………………………………………………………………… 7
2.5 DIAGNOSTICS SOCKET ……………………………………………………………………………………………………. 9
2.6 ELECTRO-HYDRAULIC CONTROLLER ………………………………………………………………………………. 9
3. COMPONENTS OF LINE CAN 2……………………………………………………………………………………………….. 13
3.1 OPERATION……………………………………………………………………………………………………………………. 13
3.2 CENTRAL UNIT……………………………………………………………………………………………………………….. 14
3.3 HYDRAULIC CONTROL LEVERS ……………………………………………………………………………………… 14
3.4 TRAVEL PEDAL………………………………………………………………………………………………………………. 19
3.5 ATTACHMENT PEDAL (FOR HAMMER AND ADJUSTING CYLINDER)
(WE190 – WE210 – WE230, no Industrial models) ………………………………………………………………… 20
3.6 POWER CONTROL SYSTEM……………………………………………………………………………………………. 21

4. ENGINE SPEED ACTUATOR …………………………………………………………………………………………………… 28
4.1 ENGINE SPEED SENSING……………………………………………………………………………………………….. 28
5. COOLANT TEMPERATURE DETECTION………………………………………………………………………………….. 29
6. CHARGE AIR TEMPERATURE DETECTION……………………………………………………………………………… 30
7. HYDRAULIC OIL TEMPERATURE DETECTION…………………………………………………………………………. 31
8. PROPORTIONAL VALVE – FAN MOTOR…………………………………………………………………………………… 32
9. PROPORTIONAL VALVES – CONTROL BLOCK…………………………………………………………………………. 33
10. PILOT CONTROL BLOCK………………………………..

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