Service Data - Mitsubishi S3Q2 Service Manual

SERVICE DATA

Inspection point
Piston pin hole inside diameter
Outside diameter
Piston pin
Clearance between piston pin hole and
piston pin
Bushing inside diameter
Clearance between piston pin
Clearance between crankpin and con-
necting rod bearing (oil clearance)
Connecting rod
Bend and twist
End play
Connecting rod bearing inside diameter
Exhaust manifold Distortion of manifold
Clearance between shaft and bushing
Idler gear
End play
Crankshaft gear to idler gear
Timing gear
Idler gear to camshaft gear
backlash
Idler gear to fuel injection pump gear
2-4
Table 2-2 Maintenance service data table - Basic engine (3 / 5)
Nominal Standard
ø 28 28.000 to 28.010
[1.10] [1.1024 to 1.1028]
ø 28 27.994 to 28.000
[1.10] [1.1021 to 1.1024]
0.000 to 0.016
[0.0000 to 0.0006]
ø 28 28.020 to 28.045
[1.10] [1.1031 to 1.1041]
0.020 to 0.051
[0.0008 to 0.0020]
0.030 to 0.095
[0.0012 to 0.0037]
0.05/100
[0.0020/3.94]
or less
0.15 to 0.35
[0.0059 to 0.0138]
ø 58 58.000 to 58.045
[2.28] [2.2835 to 2.2852]
0.15
[0.0059] or less
0.025 to 0.075
[0.0010 to 0.0030]
0.05 to 0.20
[0.0020 to 0.0079]
0.03 to 0.16
[0.0012 to 0.0063]
0.04 to 0.17
[0.0016 to 0.0067]
0.03 to 0.18
[0.0012 to 0.0071]
Unit: mm [in.]
Limit Remark
Use the piston with replac-
ing the piston pin until
0.050
reaching the limits.
[0.0020]
when reaching the limits,
replace the piston.
Replace the piston and
0.080
bushing
[0.0031]
(Ream if necessary)
Use connecting rod with
replacing bearing until
reaching the limit.
0.200
when exceeding the limit,
[0.0079]
re-gring the crankpin and
replace the bearing with
under size.
0.15/100
[0.0059/3.94]
0.50
Replace connecting rod.
[0.0197]
0.100
Replace bushing.
[0.0039]
0.35
Replace thrust plate.
[0.0138]
0.25
[0.0098]
0.25
Replace gear.
[0.0098]
0.25
[0.0098]