Kubota D1803-CR-E4 Workshop Manual page 7

10.5 Checking exhaust manifold ........................................................................................................... 3-27
10.6 Replacing water separator filter (Type 2) ...................................................................................... 3-27
11. Check points of every 2 years............................................................................................................... 3-27
11.1 Replacing fan belt.......................................................................................................................... 3-27
11.2 Replacing oil separator rubber hose.............................................................................................. 3-27
11.3 Replacing rubber hose of differential pressure sensor .................................................................. 3-28
11.4 Replacing intake hose (after air flow sensor) and intercooler hose............................................... 3-28
11.5 Replacing EGR cooler hose .......................................................................................................... 3-28
11.6 Replacing water hose .................................................................................................................... 3-28
11.7 Replacing lubricant hose ............................................................................................................... 3-28
11.8 Changing radiator coolant ............................................................................................................. 3-28
11.9 Replacing radiator hose and clamp bands .................................................................................... 3-30
11.10 Replacing fuel hose and clamps.................................................................................................. 3-31
11.11 Replacing intake air line............................................................................................................... 3-31
4. ENGINE
MECHANISM .....................................................................................................................................................4-1
1. General (Introduction)...............................................................................................................................4-1
1.1 Feature of combustion (E-CDIS) ....................................................................................................... 4-1
1.2 Structure of combustion (Center direct injection system (E-CDIS)) .................................................. 4-1
1.3 Flow of combustion (E-CDIS)............................................................................................................ 4-1
1.4 Control of combustion (E-CDIS)........................................................................................................ 4-2
2. Engine body..............................................................................................................................................4-3
2.1 Structure of engine body ................................................................................................................... 4-3
2.2 Feature of engine body ..................................................................................................................... 4-4
2.3 Crankcase .........................................................................................................................................4-4
2.3.1 Outline of crankcase ................................................................................................................. 4-4
2.3.2 Structure of crankcase .............................................................................................................. 4-4
2.3.3 Function of crankcase............................................................................................................... 4-4
2.3.4 Specification of crankcase ........................................................................................................ 4-4
2.4 Cylinder head ....................................................................................................................................4-4
2.4.1 Outline of cylinder head ............................................................................................................ 4-4
2.4.2 Structure of cylinder head ......................................................................................................... 4-4
2.4.3 Function of cylinder head.......................................................................................................... 4-4
2.5 Cylinder head cover ..........................................................................................................................4-5
2.5.1 Outline of cylinder head cover .................................................................................................. 4-5
2.5.2 Structure of cylinder head cover ............................................................................................... 4-5
2.5.3 Function of cylinder head cover ................................................................................................ 4-5
2.6 Breather ............................................................................................................................................4-5
2.6.1 Outline of breather .................................................................................................................... 4-5
2.6.2 Structure of breather ................................................................................................................. 4-5
2.6.3 Function of breather.................................................................................................................. 4-5
2.7 Oil separator......................................................................................................................................4-5
2.7.1 Outline of oil separator.............................................................................................................. 4-5
2.7.2 Structure of oil separator .......................................................................................................... 4-6
2.7.3 Function of oil separator ........................................................................................................... 4-6
2.8 Piston ................................................................................................................................................4-6
2.8.1 Outline of piston ........................................................................................................................ 4-6
2.8.2 Structure of piston..................................................................................................................... 4-6
2.8.3 Function of piston ..................................................................................................................... 4-6
2.8.4 Specification of piston ............................................................................................................... 4-6
2.9 Piston ring .........................................................................................................................................4-7
2.9.1 Outline of piston ring ................................................................................................................. 4-7
2.9.2 Structure of piston ring.............................................................................................................. 4-7
2.9.3 Function of piston ring .............................................................................................................. 4-7
2.9.4 Specification of piston ring ........................................................................................................ 4-7
2.10 Connecting rod ................................................................................................................................4-7
2.10.1 Outline of connecting rod ........................................................................................................ 4-7
D1803-CR-E4,D1803-CR-TE4,D1803-CR-TIE4,V2403-CR-E4,V2403-CR-TE4,V2403-CR-TE4BG,V2403-CR-TIE4
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KiSC issued 12, 2018 A