CONTENTS
10 STRUCTURE AND FUNCTION
CONTENTS ABBREVIATION LIST .................................................................................................................................... 10-4 UREA SCR SYSTEM................................................................................................................................... 10-10 LAYOUT DRAWING OF UREA SCR SYSTEM ..................................................................................... 10-10 UREA SCR SYSTEM DIAGRAM .......................................................................................................... 10-12 FUNCTION OF UREA SCR SYSTEM................................................................................................... 10-13 FUNCTION OF AdBlue/DEF SUPPLY SYSTEM ............................................................................ 10-13 INDUCEMENT STRATEGY ........................................................................................................... 10-15 COMPONENT PARTS OF UREA SCR SYSTEM.................................................................................. 10-29 AdBlue/DEF MIXING TUBE ........................................................................................................... 10-29 SCR ASSEMBLY ........................................................................................................................... 10-30 AdBlue/DEF TANK ......................................................................................................................... 10-32 AdBlue/DEF PUMP ........................................................................................................................ 10-34 AdBlue/DEF INJECTOR................................................................................................................. 10-35 AdBlue/DEF HOSE ........................................................................................................................ 10-36 AdBlue/DEF TANK HEATING VALVE............................................................................................. 10-37 ENGINE SYSTEM ....................................................................................................................................... 10-38 LAYOUT OF ENGINE COMPONENTS ................................................................................................. 10-38 LAYOUT DRAWING OF ENGINE COMPONENTS ........................................................................ 10-38 INTAKE AND EXHAUST SYSTEM PARTS ........................................................................................... 10-42 LAYOUT DRAWING OF INTAKE AND EXHAUST SYSTEM.......................................................... 10-42 INTAKE AND EXHAUST SYSTEM CIRCUIT DIAGRAM................................................................ 10-43 FUNCTION OF INTAKE AND EXHAUST SYSTEM ....................................................................... 10-43 AIR CLEANER ............................................................................................................................... 10-45 INTAKE AIR HEATER .................................................................................................................... 10-46 ENGINE MAIN BODY PARTS............................................................................................................... 10-47 CYLINDER HEAD .......................................................................................................................... 10-47 CYLINDER BLOCK........................................................................................................................ 10-50 MAIN MOVING PARTS .................................................................................................................. 10-52 TIMING GEAR ............................................................................................................................... 10-55 FRONT COVER............................................................................................................................. 10-57 VALVE SYSTEM ............................................................................................................................ 10-58 FLYWHEEL AND FLYWHEEL HOUSING ...................................................................................... 10-61 TURBOCHARGER SYSTEM ................................................................................................................ 10-62 VARIABLE FLOW TURBOCHARGER ........................................................................................... 10-62 EGR SYSTEM ............................................................................................................................... 10-66 EGR VALVE ................................................................................................................................... 10-69 EGR COOLER ............................................................................................................................... 10-71 KCCV SYSTEM ............................................................................................................................. 10-73 KCCV VENTILATOR ...................................................................................................................... 10-78 EXHAUST THROTTLE VALVE ...................................................................................................... 10-80 KDOC ............................................................................................................................................ 10-81 LUBRICATION SYSTEM....................................................................................................................... 10-84 LAYOUT DRAWING OF LUBRICATION SYSTEM PARTS............................................................. 10-84 LUBRICATION SYSTEM CIRCUIT DIAGRAM............................................................................... 10-85 ENGINE OIL PUMP ....................................................................................................................... 10-86 ENGINE OIL FILTER ..................................................................................................................... 10-88 ENGINE OIL COOLER .................................................................................................................. 10-90 ENGINE OIL PAN .......................................................................................................................... 10-91 FUEL SYSTEM ..................................................................................................................................... 10-92 LAYOUT DRAWING OF FUEL SYSTEM PARTS ........................................................................... 10-92 FUEL SYSTEM CIRCUIT DIAGRAM ............................................................................................. 10-93 FUNCTION OF FUEL SYSTEM ..................................................................................................... 10-93 SUPPLY PUMP.............................................................................................................................. 10-94 COMMON RAIL ............................................................................................................................. 10-95 INJECTOR ..................................................................................................................................... 10-96 FUEL PREFILTER ......................................................................................................................... 10-99 10-2
95LE-7 SERIES
