Mitsubishi S3Q2 Service Manual page 32

SERVICE DATA
Inspection point
Crankpin outside diameter
Crankpin journal outside diameter
Distance between centers of journal and
crankpin
Parallelism between journal and crank-
pin
Roundness of journals and crankpins
Crankshaft
Cylindericity of journals and crankpins
Fillet radius of pin
Fillet radius of journals
Runout (TIR)
End play
Crankcase hole
(main bearing
lower hole)
Main bearing
Clearance between main bearing and
crankshaft journal (oil clearance)
Thrust bearing width (cap width)
Flatness of top surface
Cylinder inside
Crankcase
diameter
Cylindricality of cylinder inside
diameter
2-6
Table 2-2 Maintenance service data table - Basic engine (5 / 5)
Inside diameter
Circularity
Coaxiality
STD
0.25
[-0.0098] OS
0.50
[-0.0197] OS
Nominal Standard
ø 58 57.950 to 57.970
[2.28] [2.2815 to 2.2823]
ø 65 64.965 to 64.985
[2.56] [2.5577 to 2.5585]
51.5 51.46 to 51.54
[2.028] [2.0260 to 2.0291]
Pin maximum
defection:
0.01 [0.0004]
or less
0.01
[0.0004] or less
0.01
[0.0004] or less
R3 ±0.2
[0.12] [0.008]
R3 ±0.2
[0.12] [0.008]
0.04
[0.0016] or less
0.100 to 0.204
[0.0039 to 0.0080]
ø 69 69.000 to 69.019
[2.72] [2.7165 to 2.7173]
0.02
[0.0008] or less
0.05
[0.0020] or less
0.035 to 0.085
[0.0014 to 0.0033]
23 22.979 to 23.000
[0.91] [0.9047 to 0.9055]
0.05
[0.0020] or less
88 88.000 to 88.035
[3.46] [3.4646 to 3.4659]
88.25 88.250 to 88.285
[3.4744] [3.4744 to 3.4758]
88.50 88.500 to 88.535
[3.4842] [3.4842 to 3.4856]
0.015
[0.0006] or less
Unit: mm [in.]
Limit Remark
0.03
[0.0012]
0.03
[0.0012]
0.10
TIR
[0.0039]
0.300
[0.0118]
When main bearing cap is
tightened.
0.200
[0.0079]
0.20
Reface minimum thickness.
[0.0079]
Standard value
+0.2 [+0.008]