Hitachi EX200-2 Manuals

Manuals and User Guides for Hitachi EX200-2. We have 1 Hitachi EX200-2 manual available for free PDF download: Workshop Manual

Hitachi EX200-2 Workshop Manual (384 pages)

Hydraulic Excavator

Brand: Hitachi | Category: Excavators | Size: 30.45 MB

Contents
2
Specifications
3
Tightening Torque Specifications
3
Torque Chart
4
Metric Bolt Torque Chart
4
Inch Bolt Torque Chart
5
ORS Coupling Nut Tightening Torque Specifications
6
Pipe Thread Connection - Union Joint Tightening Torque Specifications
7
Painting Standards
9
Upperstructure
10
Remove and Install Cab
12
Install Cab
14
Remove and Install Counterweight
16
Install Counterweight
17
Remove and Install Main Frame
18
Install Main Frame
22
Remove and Install Pump Device
23
Assembling of Pump System
24
Pump System Parts List
24
Disassemble Pump Device
25
Precautions for Disassembly
25
Assemble Pump Device
36
Pump Device Drawing for Assembly
36
Assemble Pump
37
Assemble Disk Drive Subassembly
37
Set Bearing Preload
39
Assemble Pilot Gear Pump
40
Install Sensor
49
Assemble Gear Pump and Pipes
51
Install Oil Seals
52
Disassemble and Assemble Pilot Gear Pump
53
Pilot Gear Pump Drawing
53
Assemble Pilot Gear
57
Remove and Install Control Valve
60
Control Valve
64
Disassemble Control Valve
65
Disassemble the 3-Spool Side of Control Valve
65
Disassemble for Load Check Valve
66
Disassemble for Shuttle Valve
67
Disassemble the Main Relief System
67
Disassemble for the DP Sensor of Pressure Plug
68
Disassemble for Upper Cover
68
Disassemble for Spools
69
Disassemble for under Cover
70
Disassemble for Control Valve
73
Disassemble 4-Spool and 3-Spool Side
73
Disassemble for 4-Spool Side
73
Disassemble for Regenerative Valve of Arm
77
Disassemble for System Pressure Regulator
80
Assemble for 3-Spool Control Valve
82
Assemble for Spools
82
Assemble for Spool Assembly
83
Assemble for Upper Cover
83
Assemble for Plug of DP Sensor
84
Assemble for Main Relief System
84
Assemble for Shuttle Valve
84
Assemble for Variable Pressure Compensated Valve
85
Assemble for Load Check Valve
85
Assemble for under Cover
86
Assemble for 4-Spool Control Valve
89
Assemble for Spool
89
Main Relief Valves
100
Disassembly of Main Relief Valve
101
Main Relief Valve Drawing for Assembly
102
Assembly of Main Relief Valve
103
Adjustment of Low Pressure Side
105
Pressure Adjustment
105
Adjustment of over Load Relief Valve
105
Swing Device
107
Removal and Installation of Swing Device
107
Swing Device Drawing for Disassembly
108
Disassembly of Swing Device
109
Removal of Motor
109
Disassembly of the First Stage Carrier
114
Disassembly of the Second Stage Carrier
115
Swing Device Drawing for Assembly
116
Assembly of Swing Device
117
Assembly of the First Stage Carrier
117
Assembly of the Second Stage Carrier
118
Swing Motor Drawing for Disassembly
125
Disassembly of Swing Motor
126
Removal of Relief Valve Assembly
126
Removal of Make-Up Valve
126
Swing Motor Drawing for Assembly
133
Assembly of Swing Motor
134
Installation of Make-Up Valve
141
Installation of Relief Valve
141
Relief Valve Drawing for Disassembly
142
Relief Valve Assembly
142
Relief Valve
142
Relief Valve Drawing for Assembly
146
Assembly of Relief Valve
147
Maintenance Standard
150
Swing Motor
150
Tools Used
152
Removal and Installation of Left Pilot Valve for Front Control
153
Removal and Installation of Right Pilot Valve for Front Control
154
Front Pilot Valve Drawing for Disassembly
155
Precautions for Disassembling
156
Disassembling Pilot Valve for Front Control
156
Disassembling of Casing
157
Front Pilot Valve Drawing for Assembly
163
Assembling Pilot Valve for Front Control
164
Assembling of Spool Assembly
164
Pilot Valve
173
Removal and Installation of Pilot Valve for Traveling Control
173
Travel Pilot Valve Drawing for Disassembly
174
Pilot Valve for Traveling Control
175
Disassembling of Pilot Valve for Traveling Control
175
Travel Pilot Valve Drawing for Assembly
182
Assembling of Pilot Valve for Traveling
183

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Hitachi EX200-2 Workshop Manual (384 pages)

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