Kubota D1803-CR-E4 Workshop Manual page 6

SPECIAL TOOLS.............................................................................................................................................2-33
1. Diesel engine compression tester .......................................................................................................... 2-33
2. Compression tester adapter K ................................................................................................................ 2-34
3. Oil pressure tester .................................................................................................................................. 2-35
4. Valve guide replacing tool....................................................................................................................... 2-35
5. Bushing replacing tools .......................................................................................................................... 2-35
6. Flywheel stopper ....................................................................................................................................2-36
7. Crankshaft bearing 1 replacing tool ........................................................................................................ 2-36
8. Auxiliary socket for fixing crankshaft sleeve ........................................................................................... 2-37
9. Injection top correction jig ....................................................................................................................... 2-38
10. Bearing case cover oil seal replacing tool ............................................................................................ 2-40
3. MAINTENANCE
MAINTENANCE CHECK LIST........................................................................................................................... 3-1
CHECK AND MAINTENANCE........................................................................................................................... 3-5
1. Daily check points.....................................................................................................................................3-5
1.1 Checking engine oil level .................................................................................................................. 3-5
1.2 Checking fuel level ............................................................................................................................ 3-6
1.3 Checking coolant level ...................................................................................................................... 3-6
1.4 Checking fan belt .............................................................................................................................. 3-7
2. Check points of initial 50 hours................................................................................................................. 3-7
2.1 Changing engine oil .......................................................................................................................... 3-7
2.2 Replacing oil filter cartridge ............................................................................................................... 3-8
3. Check point of every 50 hours .................................................................................................................. 3-8
3.1 Checking fuel hoses and clamp bands ............................................................................................. 3-8
3.2 Checking and draining water separator (Type 1) .............................................................................. 3-9
4. Check points of every 250 hours .............................................................................................................. 3-9
4.1 Cleaning air cleaner primary element ............................................................................................... 3-9
4.2 Adjusting fan belt tension ................................................................................................................ 3-10
4.3 Checking radiator hose and clamp bands ....................................................................................... 3-10
4.4 Checking intake air line ................................................................................................................... 3-11
5. Check points of every 400 hours ............................................................................................................ 3-11
5.1 Changing engine oil ........................................................................................................................ 3-11
5.2 Replacing oil filter cartridge ............................................................................................................. 3-12
6. Check points of every 500 hours ............................................................................................................ 3-12
6.1 Replacing fuel filter cartridge........................................................................................................... 3-12
6.2 Cleaning water separator (Type 1) .................................................................................................. 3-13
6.3 Replacing water separator filter (Type 2) ........................................................................................ 3-13
6.4 Cleaning water jacket and radiator interior...................................................................................... 3-13
6.5 Replacing fan belt ........................................................................................................................... 3-15
7. Check point of every 1000 hours ............................................................................................................ 3-16
7.1 Checking valve clearance ............................................................................................................... 3-16
8. Check points of every 1500 hours .......................................................................................................... 3-17
8.1 Checking injector (with Diagmaster) ............................................................................................... 3-17
8.2 Checking EGR cooler...................................................................................................................... 3-18
8.3 Replacing oil separator element...................................................................................................... 3-19
8.4 Checking positive crankcase ventilation (PCV) valve ..................................................................... 3-19
9. Check points of every 3000 hours .......................................................................................................... 3-20
9.1 Checking turbocharger .................................................................................................................... 3-20
9.2 Cleaning DPF ..................................................................................................................................3-20
9.3 Judging reuse of DPF filter comp before cleaning (Service dealer) ................................................ 3-22
9.4 Judging reuse of DPF filter comp after cleaning (Cleaning contractor)........................................... 3-23
9.5 Checking EGR system (with Diagmaster) ....................................................................................... 3-24
10. Check points of every 1 year ................................................................................................................ 3-25
10.1 Replacing air cleaner element....................................................................................................... 3-25
10.2 Checking DPF differential pressure pipes and hoses ................................................................... 3-25
10.3 Checking EGR piping .................................................................................................................... 3-26
10.4 Checking intake air line ................................................................................................................. 3-26
iv
D1803-CR-E4,D1803-CR-TE4,D1803-CR-TIE4,V2403-CR-E4,V2403-CR-TE4,V2403-CR-TE4BG,V2403-CR-TIE4
KiSC issued 12, 2018 A