Hitachi Ex215 Excavator Technical Workshop Manual (604.06.832)
File Details:
Hitachi Ex215 Excavator Technical Workshop Manual (604.06.832)
- Manual Language:English
- Pages: 358
- Size: 12.5 MB
- Downloadable:Yes
- Format:PDF
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Description:
Hitachi Ex215 Excavator Technical Workshop Manual (604.06.832)
TO THE READER
• This manual is written for an experienced technician to provide technical information needed to maintain and repair this machine.
– Be sure to thoroughly read this manual for correct information concerning the service procedures.
– If you have any questions or comments, or if you found any errors regarding the contents of this manual
ADDITIONAL REFERENCES
• Please refer to the materials listed below in addition to this service manual:
– Operator’s Manual
– Spare Parts Catalog
SERVICE MANUAL COMPOSITION
• The complete service manual consists of four books:
– Technical Manual – Operational Principle
– Technical Manual – Troubleshooting
– Excavator Workshop Manual
– Engine Workshop Manual
– The Technical Manual-Operational Principle includes the technical information concerning the operation of main devices and systems.
– The Technical Manual -Troubleshooting includes the technical information needed for operational performance tests, and troubleshooting procedures.
– The Excavator and the Engine Workshop Manuals include information needed for maintenance and repair of the machine, tools and devices needed for maintenance and repair, maintenance standards, removal/installation and assembly/disassembly procedures.
Table Of Contents:
Hitachi Ex215 Excavator Technical Workshop Manual (604.06.832)
EXCAVATORS........................................................................... 1 Introduction......................................................................... 2 Section and Group Contents........................................................... 28 Section1 - General Information................................................... 29 Group 1 -Precautions for Disassembling and Assembling........................ 30 Precautions for Disassembling and Assembling............................. 30 Group 2 -Tightening Torque................................................... 34 Tightening Torque Specification.......................................... 34 Torque Chart............................................................. 35 Pipe Thread Connection / Union joint Tightening Torque Specifications.... 38 Section2 - Upperstructure........................................................ 42 Group 1 - Cab................................................................ 43 Remove and Install Cab................................................... 43 Group 2 - Counterweight...................................................... 49 Remove and Install Counterweight......................................... 49 Group 3 - Main Frame......................................................... 51 Remove and Install Main Frame............................................ 51 Group 4 - Pump Device........................................................ 59 Remove and Instal Pump Device............................................ 59 Disassemble Pump Device.................................................. 60 Assemble Pump Device..................................................... 68 Disassemble Regulator.................................................... 80 Assemble Regulator....................................................... 82 Disassemble and Assemble Pilot Pump...................................... 84 Maintenance Standard..................................................... 86 Group 5 - Control Valve...................................................... 89 Remove and Instal Control Valve.......................................... 89 Disassemble Control Valve 1............................................. 90 Assemble Control Valve 1-1............................................... 94 Assemble Control Valve 1-2............................................... 96 Disassemble Control Valve 2.............................................. 98 Assemble Control Valve 2-1...............................................102 Assemble Control Valve 2-2...............................................104 Disassemble Control Valve 3..............................................106 Assemble Control Valve 3-1...............................................110 Assemble Control Valve 3-2...............................................114 Disassemble Control Valve 4..............................................116 Assemble Control Valve 4-1...............................................120 Assemble Control Valve 4-2...............................................122 DisassembleControl Valve 5...............................................126 Assemble Control Valve 5.................................................128 Group 6 - Swing Device.......................................................131 Remove and Install Swing Device..........................................131 Disassemble Swing Device.................................................132 Assemble Swing Device....................................................136 Disassemble Swing Motor..................................................142 Assemble Swing Motor.....................................................146 Maintenance Standard.....................................................150 Group 7 - Pilot Valve........................................................153 Remove and Install Right Pilot Valve.....................................153 Remove and Install Left Pilot Valve......................................156 Remove and Install Travel Pilot Valve....................................159 Disassemble Right and Left Pilot Valve...................................160 Assemble Right and Left Pilot Valve......................................162 Disassemble Travel Pilot Valve...........................................166 Assemble Travel Pilot Valve..............................................168 Group 8 - Pilot Shut-Off Valve...............................................185 Remove and Install Pilot Shut-off Valve..................................185 Disassemble Pilot Shut-off Valve.........................................186 Assemble Pilot Shut-off Valve............................................188 Group 9 - Shockless Valve....................................................191 Remove and Install Shockless Valve.......................................191 Disassemble and Assemble Shockless Valve.................................192 Group 10 - Solenoid Valve....................................................195 Remove and Install Solenoid Valve Unit...................................195 Disassemble Propotional Solenoid Valve...................................196 Assemble Propotional Solenoid Valve......................................198 Group 11- Pilot Relief Valve Unit............................................201 Remove and Install Pilot Relief Valve Unit...............................201 Disassemble Pilot Relief Valve...........................................202 Assemble Pilot Relief Valve..............................................204 Section3 - Undercarriage.........................................................207 Group 1 - Swing Bearing......................................................208 Remove and Install Swing Bearing.........................................208 Group 2 - Travel Device......................................................210 Remove and Install Travel Device.........................................210 Disassemble Travel Device................................................211 Assemble Travel Device...................................................217 Disassemble Travel Motor.................................................223 Assemble Travel Motor....................................................227 Disassemble Brake Valve..................................................235 Assemble Brake Valve.....................................................237 Maintenance Standard.....................................................239 Remove and Install Travel Device (EX215 - EX215 E).......................242 Travel Motor Removal.....................................................243 Travel Reduction Gear Disassembly........................................244 Reassembly...............................................................249 Travel Motor Reassembing.................................................255 Group 3 - Center Joint.......................................................258 Remove and Install Center Joint..........................................258 Disassemble Center Joint.................................................259 Assemble Center Joint....................................................261 Maintenance Standard.....................................................264 Group 4 - Track Adjuster.....................................................266 Remove and Install Track Adjuster........................................266 Disassemble Track Adjuster...............................................267 Assemble Track Adjuster..................................................275 Group 5 - Front Idler........................................................282 Remove and Install Front Idler...........................................282 Disassemble Front Idler..................................................283 Assemble Front Idler.....................................................287 Maintenance Standard.....................................................289 Group 6 - Upper and Lower Roller.............................................290 Remove and Install Upper Roller..........................................290 Remove and Install Lower Roller..........................................293 Disassemble Upper Roller.................................................296 Disassemble Lower Roller.................................................297 Assemble Lower Roller....................................................299 Maintenance Standard.....................................................301 Group 7 - Track..............................................................304 Remove and Install Track.................................................304 Maintenance Standard.....................................................308 Section4 - Front Attachment......................................................310 Group 1 - Front attachment...................................................311 Remove and install front attachment......................................311 Maintenance Standard (monobloc version)..................................316 Bucket teeth.............................................................318 Standard dimensions for arm and bucket connection........................319 Remove and install front attachment (triple articulation version)........321 Maintenance Standard (triple articulation version).......................326 Group 2 - Cylinders..........................................................329 Remove and install cylinders.............................................329 Hydraulic circuit pressure release procedure.............................340 Disassemble cylinders....................................................342 Assemble cylinders.......................................................348 Maintenance Standard.....................................................354 Special Tools............................................................355
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