Kohler KD440 Workshop Manual

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INDEX
KD 225_315_350_400_440 Workshop Manual_cod. ED0053029330_1° ed_ rev.00
Cylinderhead.................................................................................................................................................................... 27
Injectorprojection............................................................................................................................................................. 27
Valves-Disassembly........................................................................................................................................................ 28
Valves-Oilsealinvalveguide......................................................................................................................................... 28
Valve,springs.................................................................................................................................................................... 28
Valves,characteristics...................................................................................................................................................... 29
Valves,guidesandhousings............................................................................................................................................ 29
Valves,guideinsertion...................................................................................................................................................... 29
Dimensionsandclearancebetweenguidesandvalvestems(mm)................................................................................ 30
Valvesseatsandvalveseatbores................................................................................................................................... 30
Valveseatlapping............................................................................................................................................................. 30
Cylinder..............................................................................................................................................................................31
Cylinderroughness............................................................................................................................................................31
Piston.................................................................................................................................................................................31
Dimensionsofpistonsandcylinders,Logo.......................................................................................................................31
Pistonrings,distancebetweenthetips(mm)................................................................................................................... 33
Pistonrings,playbetweentheslots(mm)........................................................................................................................ 34
Pistonrings,assemblyorder............................................................................................................................................ 34
Piston-Retting............................................................................................................................................................... 34
Clearance.......................................................................................................................................................................... 34
Pistonprotrusioncheck.................................................................................................................................................... 35
Connectingrod................................................................................................................................................................. 36
Connectingrod,pistonpin................................................................................................................................................ 36
Connectingrodalignement............................................................................................................................................... 36
Crankshaftendplay.......................................................................................................................................................... 36
Driveshaftoilseals........................................................................................................................................................... 37
Driveshaft,lubricationducts,borethreadonywheelsideandp.t.o.............................................................................. 37
Driveshaft,connectionradius.......................................................................................................................................... 37
Driveshaft,mainjournal/crankpindiameter,gearcoverbearinginsidediameterontimingside.................................... 37
Crankshaft-journaldiameter(mm).................................................................................................................................. 38
Availabilityofbearings...................................................................................................................................................... 38
Camshaft........................................................................................................................................................................... 39
Camshaftjournalsandbore............................................................................................................................................. 39
Dimensionsofcamshaftjournalsandbore(mm)............................................................................................................. 39
Camheight(mm)............................................................................................................................................................... 39
Camshafttiming................................................................................................................................................................ 40
Camshaft–AntireversesystemKD400-440................................................................................................................... 40
Automaticdecompression.................................................................................................................................................41
Camshaftendplay.............................................................................................................................................................41
Dynamicbalancer(onrequest)..........................................................................................................................................41
Dinamicbalancertiming................................................................................................................................................... 43
Valvetimingcheck............................................................................................................................................................ 43
Timinganglesforoperation(0.15valveplay)................................................................................................................... 44
Timinganglesforinspection(0.65-0.70valveplay)......................................................................................................... 44
Speedgovernor................................................................................................................................................................ 45
Speedgovernorremoval.................................................................................................................................................. 45
Rettinggearcoverontimingside................................................................................................................................... 45
9 - LUBRICATION SYSTEM .................................................................................................................................... 46
KD225-315-350lubricationsystemandbreatherrecirculationsystem...................................................................... 46
KD400-440lubricationsystemandbreatherrecirculationsystem..................................................................................47
Oilpump............................................................................................................................................................................ 48
Oilpump-clearancebetweenrotors............................................................................................................................... 48
Oilpressureregulationvalve............................................................................................................................................ 48
Internalstrainer................................................................................................................................................................. 48
Oillter.............................................................................................................................................................................. 49
Oilpressurecheck............................................................................................................................................................ 49
Calibratedpipeforlubricationofhydraulictappets.......................................................................................................... 49
Oilpressurecurveatidlespeed....................................................................................................................................... 50
Oilpressurecurveatfullspeed........................................................................................................................................ 50
Fuelling/injectioncircuitforKD315-350-400-440............................................................................................................51
Fuelling/injectioncircuitforKD225...................................................................................................................................51

Kohler KD440 Specifications

General

Brand	Kohler
Model	KD440
Category	Engine
Language	English