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Hitachi ZX350LC-6 ZX350LCN-6 Hydraulic Excavator Technical Troubleshooting Manual (TTDDQ50-EN-00) – PDF Download
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- Hitachi ZX350LC-6 ZX350LCN-6 Hydraulic Excavator Technical Troubleshooting Manual
- Part No:TTDDQ50-EN-00
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Description
Hitachi ZX350LC-6 ZX350LCN-6 Hydraulic Excavator Technical Troubleshooting Manual (TTDDQ50-EN-00)
File Details:
Hitachi ZX350LC-6 ZX350LCN-6 Hydraulic Excavator Technical Troubleshooting Manual (TTDDQ50-EN-00)
- Manual Language:English
- Pages: 548
- Size: 4.56 MB
- Format:PDF
- Downloadable:Yes
HITACHI ZX350LC-6 ZX350LCN-6 HYDRAULIC EXCAVATOR TECHNICAL TROUBLESHOOTING MANUAL (TTDDQ50-EN-00) – PDF DOWNLOAD:
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Description:
Hitachi ZX350LC-6 ZX350LCN-6 Hydraulic Excavator Technical Troubleshooting Manual (TTDDQ50-EN-00)
To The Reader
This manual is written for an experienced technician to provide technical information needed to maintain and repair this machine. The machine specification and description according to destination may be explained on this manual.
Be sure to thoroughly read this manual for correct product information and service procedures.
If you have any questions or comments, at if you found any errors regarding the contents of this manual, please contact using “Service Manual Revision Request Form” at the end of this manual.
Additional References
Please refer to the other materials (operator’s manual, parts catalog, engine technical material and Hitachi training material etc.) in addition to this manual.
Manual Composition
This manual consists the Technical Manual, the Workshop Manual and the Engine Manual.
Information included in the Technical Manual: Technical information needed for redelivery and delivery, operation and activation of all devices and systems, operational performance tests, and troubleshooting procedures.
Information included in the Workshop Manual: Technical information needed for maintenance and repair of the machine, tools and devices needed for maintenance and repair, maintenance standards, and removal / installation and assemble / disassemble procedures.
Information included in the Engine Manual: Technical information needed for redelivery and delivery and maintenance and repair of the machine, operation and activation of all devices and systems, troubleshooting and assemble / disassemble procedures.
Table Of Contents:
Hitachi ZX350LC-6 ZX350LCN-6 Hydraulic Excavator Technical Troubleshooting Manual (TTDDQ50-EN-00)
TTDDQ50-EN-00............................................................................................. 1 CONTENTS.................................................................................................. 3 INTRODUCTION.............................................................................................. 7 SYMBOL AND ABBREVIATION................................................................................... 9 SAFETY.................................................................................................... 11 SECTION AND GROUP CONTENTS................................................................................ 53 SECTION 4 OPERATIONAL PERFORMANCE TEST.................................................................... 55 Group 1 Introduction.................................................................................. 57 Operational Performance Tests..................................................................... 57 Preparation for Performance Tests................................................................. 58 Group 2 Standard...................................................................................... 59 Operational Performance Standard Table............................................................ 59 Main Pump P-Q Diagram (P1, P2).................................................................... 69 Main Pump P-Q Diagram (P3)........................................................................ 70 Sensor Activating Range........................................................................... 72 MPDr. Monitor Indicating Values................................................................... 74 Group 3 Engine Test................................................................................... 87 Engine Speed...................................................................................... 87 Lubricant Consumption............................................................................. 90 Group 4 Machine Performance Test...................................................................... 91 Travel Speed...................................................................................... 91 Track Revolution Speed............................................................................ 92 Mistrack Check.................................................................................... 93 Travel Parking Leakage............................................................................ 94 Swing Speed....................................................................................... 95 Swing Function Drift Check........................................................................ 96 Swing Motor Leakage............................................................................... 98 Maximum Swingable Slant Angle.....................................................................100 Swing Bearing Play................................................................................102 Hydraulic Cylinder Cycle Time.....................................................................104 Dig Function Drift Check..........................................................................106 Control Lever Operating Force.....................................................................109 Control Lever Stroke..............................................................................110 Combined Operation of Boom Raise and Swing Function Check.........................................111 Combined Operation of Boom Raise and Arm Roll-In Function Check...................................112 Clearance of Front Attachment Connecting Part.....................................................113 Group 5 Component Test................................................................................115 Primary Pilot Pressure............................................................................115 Secondary Pilot Pressure..........................................................................117 5-Spool Solenoid Valve Set Pressure...............................................................118 2-Spool Solenoid Valve (Aftertreatment Device Regeneration Control) Set Pressure..................119 Main Pump Delivery Pressure.......................................................................121 Main Relief Set Pressure..........................................................................122 Relief pressure (when relieving swing)............................................................126 Overload Relief Valve Set Pressure................................................................128 Main Pump Flow Rate Measurement...................................................................130 Swing Motor Drainage..............................................................................140 Travel Motor Drainage.............................................................................142 Group 6 Adjustment....................................................................................145 Rewrite of Aftertreatment Device Serial No........................................................145 How to Clear Fault Code...........................................................................146 Procedure after Replacing DCU and ECM.............................................................147 Air Bleeding from the Diesel Exhaust Fluid Defrosting Piping......................................148 How to Check Manual Regeneration Switch...........................................................149 Remedy at DEF Pressure Decrease...................................................................150 Remedy at DEF Abnormal Quality....................................................................152 Clean DEF Tank....................................................................................154 Remedy when Mixing Oil in DEF Tank................................................................155 SECTION 5 TROUBLESHOOTING.................................................................................159 Group 1 Diagnosing Procedure..........................................................................161 Introduction......................................................................................161 Diagnosis Procedure...............................................................................162 Electrical System Inspection......................................................................165 Precautions for Inspection and Maintenance........................................................166 Instructions for Disconnecting Connectors.........................................................168 Fuse Inspection...................................................................................170 Fusible Link Inspection...........................................................................173 Battery Voltage Check.............................................................................174 Alternator Check..................................................................................175 Continuity Check..................................................................................176 Voltage and Current Measurement...................................................................178 Check by False Signal.............................................................................185 Test Wire Harness.................................................................................186 Group 2 Monitor.......................................................................................189 Outline...........................................................................................189 Operating Procedures of Service Menu..............................................................190 Setting Menu......................................................................................231 Inspection of Engine Oil Level, Coolant Level, Hour Meter, and Fuel Gauge.........................236 Fuel Gauge, Coolant Temperature Gauge, DEF/AdBlue Gauge...........................................237 Group 3 e-Service.....................................................................................239 Outline...........................................................................................239 List of Operation Data............................................................................240 Communication System..............................................................................242 Group 4 Component Layout..............................................................................243 Main Component....................................................................................243 Electrical System (Overview)......................................................................245 Electrical System (Rear Tray).....................................................................246 Electrical System (Switch Panel)..................................................................247 Electrical System (Utility Space).................................................................248 Electrical System (Relays)........................................................................249 Engine............................................................................................250 After treatment Device............................................................................251 Pump Device.......................................................................................252 Around Pump Device................................................................................253 Control Valve.....................................................................................254 Signal Control Valve..............................................................................254 Swing Device......................................................................................256 Travel Device.....................................................................................256 5-Spool Solenoid Valve Unit.......................................................................257 2-Spool Solenoid Valve Unit (After treatment Device Regeneration Control).........................257 DEF Tank..........................................................................................258 DEF Supply Module.................................................................................258 Layout of Attachment Spec. Parts..................................................................260 Components in Control Valve.......................................................................266 Pilot Port........................................................................................288 Port Layout of Control Valve (Main Circuit).......................................................292 Port Layout of Control Valve (Pilot Circuit)......................................................294 Group 5 Troubleshooting A.............................................................................297 Troubleshooting A (Base Machine Diagnosis By Using Fault Codes) Procedure.........................297 MC Fault Code List................................................................................299 ECM Fault Code List...............................................................................320 DCU Fault Code List...............................................................................334 Monitor Controller (Monitor) Fault Code List......................................................341 Monitor Controller (Information) Fault Code List..................................................342 Air Conditioner Controller Fault Code List........................................................345 Communication Terminal Fault Code List............................................................346 MC Fault Codes 11000 to 11002.....................................................................347 MC Fault Code 11003...............................................................................348 MC Fault Codes 11006, 11007,11009 Monitor Controller (Monitor) Fault Codes 13002, 13003, 13005....351 CAN0 Harness Check................................................................................352 ISO-CAN (Engine) Harness Check....................................................................356 MC Fault Codes 11008, 11010 Monitor Controller (Monitor) Fault Codes 13004, 13006, 13007..........359 CAN1 Harness Check................................................................................360 MC Fault Code 11100...............................................................................363 MC Fault Code 11101...............................................................................364 MC Fault Codes 11200 to 11202.....................................................................365 MC Fault Code 11203...............................................................................366 MC Fault Codes 11206 to 11208.....................................................................367 MC Fault Codes 11301 to 11303.....................................................................368 MC Fault Codes 11304, 11307, 11325................................................................369 MC Fault Codes 11995, 11997.......................................................................370 MC Fault Code 11400...............................................................................371 MC Fault Code 11401...............................................................................372 MC Fault Code 11402...............................................................................373 MC Fault Code 11403...............................................................................374 MC Fault Code 11406...............................................................................375 MC Fault Code 11407...............................................................................376 MC Fault Code 11408...............................................................................377 MC Fault Code 11409...............................................................................378 MC Fault Code 11410...............................................................................379 MC Fault Code 11411...............................................................................380 MC Fault Codes 11434, 11435.......................................................................381 MC Fault Code 11436...............................................................................382 MC Fault Codes 11458, 11459.......................................................................383 MC Fault Code 11412...............................................................................384 MC Fault Code 11427...............................................................................385 MC Fault Code 11428...............................................................................386 MC Fault Code 11901...............................................................................387 MC Fault Codes 20009, 20013, 20062................................................................388 MC Fault Codes 20010 to 20012.....................................................................389 Monitor Controller (Information) Fault Codes 13304, 13310.........................................390 Monitor Controller (Information) Fault Code 13311.................................................391 Monitor Controller (Information) Fault Codes 20100 to 20114.......................................392 Monitor Controller (Information) Fault Codes 20109 to 20149.......................................393 Air Conditioner Controller Fault Codes 11 to 22...................................................394 Air Conditioner Controller Fault Codes 43 to 92...................................................395 Group 6 Troubleshooting B.............................................................................397 Troubleshooting B (Machine Diagnosis by Using Trouble Symptom) Procedure..........................397 Relationship between Machine Trouble Symptoms and Related Parts...................................399 Correlation between Trouble Symptoms and Part Failures............................................426 Engine System Troubleshooting.....................................................................446 All Actuator System Troubleshooting...............................................................456 Front Attachment System Troubleshooting...........................................................466 Swing System Troubleshooting......................................................................482 Travel System Troubleshooting.....................................................................484 Other System Troubleshooting......................................................................490 Exchange Inspection...............................................................................495 How to Lowering Boom When Emergency and When Engine Stops without Hose Rupture Valve..............498 How to Lowering Boom When Emergency and When Engine Stops with Hose Rupture Valve.................499 Attachment Circuit Pressure Release Procedure.....................................................500 Group 7 Air Conditioner...............................................................................501 Outline...........................................................................................501 Functions of Main Parts...........................................................................504 Troubleshooting...................................................................................509 Air Conditioner Controller Fault Code List........................................................510 Air Conditioner Controller Fault Codes 11 to 22...................................................511 Air Conditioner Controller Fault Codes 43 to 92...................................................512 Work after Replacing Components...................................................................534 Refill Compressor Oil.............................................................................535 Charge Air Conditioner with Refrigerant...........................................................536 Hose and Pipe Tightening Torque...................................................................544 SERVICE MANUAL REVISION REQUEST FORM......................................................................547 The Attached Diagram List.................................................................................548
Please Note:
⦁ This is the SAME exact manual used by your dealers to fix your vehicle.
⦁ The same can be yours in the next 2-3 mins as you will be directed to the download page immediately after paying for the manual.
⦁ Any queries / doubts regarding your purchase, please feel free to contact [email protected]
