Hitachi Fiat EX215 EX135 Excavator Workshop Repair Service Manual PDF Download - MHITEX135EX215.zip
The full factory-level repair guide, complete with electrical wiring schematics, covers the Hitachi/Fiat EX215 and EX135 Excavators — everything you need to maintain, troubleshoot, and fix these machines the way a pro would.
Inside the Hitachi/Fiat EX215 and EX135 workshop service repair manual you'll find:
* Numbered table of contents easy to use so that you can find the information you need fast.
* Detailed sub-steps expand on repair procedure information
* Numbered instructions guide you through every repair procedure step by step.
* Troubleshooting and electrical service procedures are combined with detailed wiring diagrams for ease of use.
* Notes, cautions and warnings throughout each chapter pinpoint critical information.
* Bold figure number help you quickly match illustrations with instructions.
* Detailed illustrations, drawings and photos guide you through every procedure.
* Enlarged inset helps you identify and examine parts in detail.
604.06.807 - Hitachi/Fiat Excavator EX215 Excavators Technical Manual (Operational Principle).pdf
604.06.812 - Hitachi/Fiat Excavator EX215 Excavators Technical Manual (Troubleshooting).pdf
604.06.832 - Hitachi/Fiat Excavator EX135-EX215 Excavators Workshop Manual - Engine.pdf
604.06.832 - Hitachi/Fiat Excavator EX215 Excavators Workshop Manual.pdf
604.06.821 - Hitachi-Fiat Escavatore EX135 Manuale tecnico - “Diagnosi inconvenienti”.pdf
604.06.826 - Hitachi-Fiat Escavatore EX135 Manuale tecnico - “Principio di funzionamento”.pdf
604.06.836 - Hitachi-Fiat Escavatore EX135 Manuale istruzioni per le riparazioni -“Escavatore”.pdf
EX135 Manuale Riparazione Motore.pdf
PRODUCT DETAILS:
Total Pages: 1,751 pages
File Format: PDF (bookmarked, ToC, Searchable, Printable, high quality)
Language: English / Italian
MAIN SECTIONS
GENERAL INFORMATION
UPPERSTRUCTURE
UNDERCARRIAGE
FRONT ATTACHMENT
ENGINE ASSEMBLY
MAINTENANCE
LUBRICATING SYSTEM
FUEL SYSTEM
TURBOCHARGER
AIR COMPRESSOR
ENGINE ELECTRICALS
TROUBLESHOOTING
...
604.06.807 - Hitachi_Fiat Excavator EX215 Excavators Technical Manual (Operational Principle)....1
TECHNICAL MANUAL OPERATIONAL PRINCIPLE....1
Introduction....2
Section and group contents ....4
Section1 - General....5
Group1 - Specification....6
Excavator Dimensions (Monoblock version)....6
Excavator Dimensions (Triple articulation version)....7
Excavator performance....8
Engine....8
Engine accessory....8
Hydraulic Device....9
Electrical Equipment....10
Group2 - Component Layout....12
Main components....12
Electrical system (Overall system)....13
Electrical system (Relays)....14
Electrical system (Monitor and Switch panels)....15
Electrical system (Fuses)....16
Pump and related parts....17
Other components....18
Section2 - System....20
Group1 - Control System....21
Outline....21
Engine control....22
Pump control....28
Valve control....30
Other control function....34
Group2 - Hydraulic System....35
Main circuit....35
Pilot circuit....36
Neutral circuit....37
Single actuator operation....37
Combined operation....38
Group3 - Electrical System....41
Outline....41
Electric power circuit....42
Bulb check circuit....43
Intake air heater circuit....44
Starting circuit....46
Charging circuit....48
Surge voltage prevention circuit....49
Accessory circuit....50
Engine stop circuit....51
Engine emergency stop....52
Section3 - Component Operation....54
Group1 - Pump Device....55
Outline....55
Main pump....56
Regulator....59
Pilot pump....67
N sensor (Engine speed sensor)....67
Pump pressure sensor....67
Group 2 - Swing device....69
Outline....69
Swing motor....70
Brake valve....72
Swing parking brake....74
Swing reduction gear....75
Group 3 - Control valve....77
Outline....77
Hydraulic circuit....82
Flow combiner valve....84
Pump control valve....86
Main relief valve....88
Overload relief valve....89
Arm regenerative valve....90
Boom anti-drift valve, arm anti-drift valve....92
Bucket flow control valve....92
Travel flow control valve....94
Travel/boom lower selector valve....94
Boom regenerative valve....96
Group 4 - Pilot valve....97
Outline....97
Operation....99
Group 5 - Travel device....107
Outline....107
Travel reduction gear....108
Travel motor....109
Travel brake valve....113
Parking brake....115
Group 6 - Others components (Upperstructure)....117
Pilot shut-off valve....117
Shockless valve....118
Solenoid valve unit....120
Pilot relief valve....122
EC motor....122
Group 7 - Others components (Undercarriage)....123
Swing bearing....123
Center joint....124
Track adjuster....125
604.06.812 - Hitachi_Fiat Excavator EX215 Excavators Technical Manual (Troubleshooting)....127
TROUBLESHOOTING....127
Introduction....128
Section and Group Contents....154
Section4 - Operating Performance....155
Group 1 - Introduction....156
Operational performance test....156
Preparation for performance tests....157
Group 2 - Standard....158
Operational Performance standard tables....158
Main pump P-Q diagram....162
Group 3 - Engine test....164
Engine speed....164
Group 4 - Excavator test....166
Travel speed....166
Track revolution speed....167
Mistrack check....168
Travel parking function check....169
Swing speed....170
Swing function drift check....171
Swing motor leakage....172
Swing bearing play....173
Maximum swingable slant angle....174
Hydraulic cylinder cycle time....175
Dig function drift check....177
Control lever operating force....178
Control lever stroke....179
Combined boom raise/swing function check....180
Group 5 - Component test....182
Primary pilot pressure....182
Secondary pilot pressure....184
Solenoid valve set pressure....185
Main pump delivery pressure....187
Main relief valve set pressure....188
Overload relief valve set pressure....192
Main pump flow test....195
Swing motor drainage....199
Travel motor drainage....201
Section5 - Troubleshooting....204
Group 1 - Diagnosing Procedure....206
Introduction....206
Diagnosing Procedure....207
Dr.EX....209
Dr.EX Start-Up Procedure....209
Dr.EX Fault Code....210
Dr.EX Monitoring Function....211
Dr.EX Special Function (Service Mode)....212
Adjustable Data List....219
Group 2 - Component Layout....220
Main Components....220
Electrical System (Overall System)....221
Electrical System (Relays)....222
Electrical System (Monitor and Switch Panels)....223
Pump and Related Parts....224
Control Valve....225
Others Components....229
Group 3 - Troubleshooting A....230
Troubleshooting A Procedure ....230
Fault Codes....231
Fault Code 01....233
Fault Code 02, 03....234
Fault Code 04, 05....235
Fault Code 06....236
Fault Code 07....237
Sensor Operating Range List....238
Group 4 - Troubleshooting B....240
Troubleshooting B Procedure....240
Relationship between Machine Trouble Symptoms and Parts in Trouble....241
Correlation between Trouble Symptoms and Part Failures....251
Engine Troubleshooting....257
Actuator Control System Troubleshooting....271
Front Attachment Control System Troubleshooting....277
Swing System Troubleshooting....289
Travel System Troubleshooting....292
Troubleshooting for Other Functions....297
Engine Speed Adjustment and Engine Learning....299
Exchange Inspection Method....300
Group 5 - Troubleshooting C....302
Troubleshooting C Procedure....302
Malfunction of Coolant Temperature Gauge....303
Malfunction of Fuel Gauge....305
Malfunction of Fuel Level Indicator....307
Malfunction of Indicator Light Check System....309
Malfunction of Level Check Switch....309
Malfunction of Engine Oil Level Indicator....311
Malfunction of Coolant Level Indicator....313
Malfunction of Hydraulic Oil Level Indicator....315
Malfunction of Alternator Indicator....317
Malfunction of Engine Oil Pressure Indicator....319
Malfunction of Overheat Indicator....321
Malfunction of Air Filter Restriction Indicator....323
Malfunction of Buzzer....325
Malfunction of Hour Meter....327
Group 6 - Electrical System Inspection....328
Precautions for Inspection and Maintenance....328
Instructions for Disconnecting Connectors....330
Fuse Continuity Test....331
Inspection and Replacement of Fusible Links....332
Battery Voltage Check....333
How to Troubleshoot Alternator Malfunctions....334
Continuity Check....335
Voltage and Current Check....337
Replacement of Relay....341
Group 7 - Harness Check....342
Circuit Check....342
604.06.821 - Hitachi-Fiat Escavatore EX135 Manuale tecnico - Diagnosi inconvenienti....348
DIAGNOSI INCONVENIENTI....348
Introduzione....349
Indice Sezioni....375
Sezione4 - Prove Prestazioni....376
Gruppo1 - Introduzione....377
Prova delle Prestazioni....377
Preparazione alle Prove delle Prestazioni....378
Gruppo2 - Prestazioni Standard....379
Tabelle Prestazioni Standard....379
Curva P.Q. Pompa Principale....383
Gruppo3 - Motore....385
Regime Motore....385
Gruppo4 - Escavatore....387
Velocit di Traslazione....387
Velocit Rotazione Cingoli....388
Deviazione Traslazione....389
Prova Efficienza Freno di Parcheggio Traslazione....390
Velocit di Rotazione....391
Spazio d'Arresto nella Rotazione....392
Trafilamento Motore di Rotazione....393
Gioco della Ralla....394
Massimo Angolo di Inclinazione per la Rotazione....395
Tempo di Manovra Cilindri Idraulici....396
Controllo Trafilamento Attrezzo....398
Forza di Azionamento Manipolatori....399
Corsa della Leva Manipolatori....400
Prova Combinata di Sollevamento e Rotazione....401
Gruppo5 - Componenti....403
Pressione Servocomandi Primaria....403
Pressione Servocomandi Secondaria....405
Controllo Pressione Elettrovalvole....406
Pressione di Mandata Pompa Principale....408
Valvola di Regolazione Principale....409
Controllo Valvole di Sicurezza (Sovraccarico)....413
Prova Portata pompe Principali....416
Drenaggio Motore Rotazione....420
Pressione Olio Drenaggio Motore Traslazione....422
Sezione5 - Diagnosi Inconvenienti....425
Gruppo1 - Introduzione....427
Procedura Diagnosi....428
Dr. Ex....430
Procedura d'avvio del Dr. ex....430
Codici Avaria Dr. Ex....431
Funzione di Controllo del Dr. Ex....432
Funzione Speciale del Dr. Ex (Modo Servizio)....433
Lista dei Dati Regolabili....440
Gruppo2 - Componenti Principali....441
Impianto Eletrico (Complessivo Generale dell'Impianto)....442
Impianto Eletrico (Rel)....443
Impianto Eletrico (Pannello Interruttori e Pannello di Controllo)....444
Pompa e Relativi Componenti....445
Distributore....446
Altri Componenti....450
Gruppo3 - Diagnosi Inconvenienti A....451
Codici Avaria....452
Codice Avaria 01....454
Codice Avaria 02....455
Codice Avaria 03....455
Codice Avaria 04....456
Codice Avaria 05....456
Codice Avaria 06....457
Codice Avaria 07....458
Lista Campo di Funzionamento Sensori....459
Gruppo4 - Diagnosi Inconvenienti B....461
Procedura Diagnosi Inconvenienti B....461
Relazione tra Sintomi Inconveniente Macchina e Relative Parti Interessate....462
Relazione tra Sintomi Inconveniente e Parti Difettose....471