Service Data and Specifications (S.D.S.) — Inspection and Adjustment — CD20 (Cont'd)
EM-282spec tableCD20 diesel engine specifications.
AVAILABLE MAIN BEARINGS
No. 1, No. 2, No. 4 and No. 5 main bearings
No. 1, No. 2, No. 4 and No. 5 main bearings
0
Thickness "T" mm (in)1.816 - 1.820 (0.0715 - 0.0717)
Width "W" mm (in)
Identification colorYellow
1
Thickness "T" mm (in)1.820 - 1.824 (0.0717 - 0.0718)
Width "W" mm (in)
Identification colorGreen
2
Thickness "T" mm (in)1.824 - 1.828 (0.0718 - 0.0720)
Width "W" mm (in)20.0 (0.787) / 17.8 (0.701)*
Identification colorBrown
3
Thickness "T" mm (in)1.828 - 1.832 (0.0720 - 0.0721)
Width "W" mm (in)
Identification colorBlack
4
Thickness "T" mm (in)1.832 - 1.836 (0.0721 - 0.0723)
Width "W" mm (in)
Identification colorBlue
NOTE
*: Contacting width
No. 3 main bearings
No. 3 main bearings
0
Thickness "T" mm (in)1.816 - 1.820 (0.0715 - 0.0717)
Width "W" mm (in)
Identification colorYellow
1
Thickness "T" mm (in)1.820 - 1.824 (0.0717 - 0.0718)
Width "W" mm (in)
Identification colorGreen
2
Thickness "T" mm (in)1.824 - 1.828 (0.0718 - 0.0720)
Width "W" mm (in)27.95 (1.1004) / 20.8 (0.819)*
Identification colorBrown
3
Thickness "T" mm (in)1.828 - 1.832 (0.0720 - 0.0721)
Width "W" mm (in)
Identification colorBlack
4
Thickness "T" mm (in)1.832 - 1.836 (0.0721 - 0.0723)
Width "W" mm (in)
Identification colorBlue
NOTE
*: Contacting width
Main bearing undersize
Main bearing undersize (Unit: mm (in))
STD
Crank journal diameter52.951 - 52.975 (2.0847 - 2.0856)
0.25 (0.0098) undersize
Crank journal diameter52.701 - 52.725 (2.0748 - 2.0758)
Connecting rod bearing undersize
Connecting rod bearing undersize (Unit: mm (in))
STD
GradeGrade 0
ColorBlack
Crank pin diameter49.968 - 49.974 (1.9672 - 1.9675)
STD
GradeGrade 1
ColorYellow
Crank pin diameter49.961 - 49.968 (1.9670 - 1.9672)
STD
GradeGrade 2
ColorBlue
Crank pin diameter49.954 - 49.961 (1.9667 - 1.9670)
0.08 (0.0031) undersize
Grade
Color
Crank pin diameter49.874 - 49.894* (1.9635 - 1.9643)
0.12 (0.0047) undersize
Grade
Color
Crank pin diameter49.834 - 49.854* (1.9620 - 1.9628)
0.25 (0.0098) undersize
Grade
Color
Crank pin diameter49.704 - 49.724* (1.9568 - 1.9576)
NOTE
*: Reference value
Bearing clearance
Bearing clearance (Unit: mm (in))
Main bearing clearance
Sub-itemStandard
Value0.039 - 0.065 (0.0015 - 0.0026)
Connecting rod bearing clearance
Sub-itemStandard
Value0.031 - 0.061 (0.0012 - 0.0024)
MISCELLANEOUS COMPONENTS
Miscellaneous components (Unit: mm (in))
Flywheel
Sub-itemRunout [T.I.R.*]
ValueLess than 0.15 (0.0059)
NOTE
*: Total indicator reading