JAC-HFC4DA1-2C-Engine-Workshop-Manual维修手册

Maintenance manual for sunray hfc4dal-2c china-IV diesel enginesContentsChapter I Technical Characteristics of EnginellSection I Technical Requirements for Fuel,Oils,and Auxiliary Materials....................................11Section II Main Technical Specification of Engine.14Section III Performance Curve of Engine.........15Section IV Main Checking and Adjustment Parameters.........................16Section V Tightening Torque for Critical Bolts of Engine...............17Section VI Main Fitting Clearances and Allowable Wear Limits of Engine..21Section VII Specification of Main Attachments and Accessories.....24Chapter II Maintenance for Main Structures of Engine.......25Section I Disassembly of Engine Assembly....................................25Section II Assembly of Engine........................43Section III Crankshaft and Flywheel System......68Section IVPiston and Connecting Rod Group....69Section V Valve Distribution Mechanism..............................70Section VI Lubrication System.......................7Section VII Cooling System.....72Section VIII Turbocharger and Inter-Cooler System..........73Section IX EGR System.........75Section X Exhaust System......76Chapter III Working Principle of Engine Control and Actuator Units...........77Section I Overview of Diesel Common Rail System....................77Section II Working Principle of Low Pressure Fuel Line System...79Section III Working Theory of High Pressure Fuel Line..................82Section IV Electronic Control Unit of High Pressure Common Rail System.............................................84Chapter IVEngine Diagnosis.109Section I Precautions....109Section II Maintenance Procedures ..................111Section III.Fault Diagnosis....113Section IV DTC List.115Section V.Fault Diagnosis for Electronic-Controlled Common Rail Diesel Engines...........133Downloaded from www.Manualslib.com manuals search engine