Kubota D1803-CR-E4 - Page 7

10.5 Checking exhaust manifold ...........................................................................................................3-27
10.6 Replacing water separator filter (T
ype 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
v
KiSC issued 12, 2018 A