Kohler RD 441 Service Manual page 6

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Index
Crankshaft, connection radius ........................................................................................................................................... 39
Crankshaft, journal/crankpin diameter check, timing cover bearing internal diameters and crankshaft and big end bearing
support .............................................................................................................................................................................. 39
Crankshaft, lubrication ducts, bore thread on flywheel side and p.t.o. .............................................................................. 39
Cylinder ............................................................................................................................................................................. 37
Cylinder head .................................................................................................................................................................... 33
Cylinder roughness ........................................................................................................................................................... 37
Dimensions and clearance between guides and valve stems (mm) ................................................................................. 34
Dynamic balancer (on request) ......................................................................................................................................... 45
Gearbox extension, bearing and oil seal replacement ...................................................................................................... 43
Injector protusion ............................................................................................................................................................... 37
Oil seal ring - Reassembly ................................................................................................................................................ 44
Oil seal ring on crankcase - Reassembly .......................................................................................................................... 43
Piston ................................................................................................................................................................................ 37
Piston rings, assembly order ............................................................................................................................................. 38
Piston rings, distance between the tips (mm) ................................................................................................................... 38
Piston rings, play between the slots (mm) ........................................................................................................................ 38
Recommendations for overhauls and checking ................................................................................................................ 32
Roller bearing - Disassembly ............................................................................................................................................ 43
Roller bearing - Reassembly ............................................................................................................................................. 43
Shaft seals ........................................................................................................................................................................ 32
Timing cover bearing - Disassembly ................................................................................................................................. 41
Timing cover bearing - Reassembly .................................................................................................................................. 41
Timing cover bearing, crankshaft bearing, and clearance shims replacement ................................................................. 41
Valve guides - Reassembly ............................................................................................................................................... 35
Valve guides - Removal .................................................................................................................................................... 35
Valve seat lapping ............................................................................................................................................................. 36
Valve seats - Reassembly ................................................................................................................................................. 36
Valve seats - Removal ...................................................................................................................................................... 35
Valve timing - Angles ......................................................................................................................................................... 46
Valve, springs .................................................................................................................................................................... 33
Valves - Disassembly ........................................................................................................................................................ 33
Valves - Oil seal in valve guide ......................................................................................................................................... 36
Valves - Reassembly ......................................................................................................................................................... 36
Valves seats and valve seat bores .................................................................................................................................... 34
Valves, characteristics ....................................................................................................................................................... 33
Valves, guide insertion ...................................................................................................................................................... 34
Valves, guides and housings ............................................................................................................................................. 34
6 REASSEMBLY ............................................................................................................................................................. 48-57
Assessing head gasket thickness ..................................................................................................................................... 55
Camshaft ........................................................................................................................................................................... 51
Camshaft end play ............................................................................................................................................................ 54
Connecting rod big end cap .............................................................................................................................................. 49
Connecting rod, tightening ................................................................................................................................................ 50
Crankshaft ........................................................................................................................................................................ 48
Crankshaft end play .......................................................................................................................................................... 54
Cylinder ............................................................................................................................................................................. 49
Equalizer shaft .................................................................................................................................................................. 51
Flywheel ............................................................................................................................................................................ 56
Gear cover on timing side ................................................................................................................................................. 53
Gearbox extension ............................................................................................................................................................ 54
Gearbox extension, intermediate flange ........................................................................................................................... 54
Head gasket (mm) ............................................................................................................................................................. 55
Head tightening ................................................................................................................................................................. 56
Injection pump and tappet fitting in the crankcase ........................................................................................................... 50
Injector .............................................................................................................................................................................. 57
Oil pump ............................................................................................................................................................................ 51
Oil seals, crankshaft - Replacement ................................................................................................................................. 55
Piston ................................................................................................................................................................................ 48
Piston protrusion check ..................................................................................................................................................... 55
Recommendations for reassembling ................................................................................................................................. 48
Rings ................................................................................................................................................................................. 49
Rocker arm cover .............................................................................................................................................................. 57
Speed governor gear ........................................................................................................................................................ 52
Valve tappets ..................................................................................................................................................................... 50
Valve/rocker arm clearance ............................................................................................................................................... 57
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- 6 - Workshop Manual KD 441_cod. 1.5302.865_2 ed_ rev. 01.