Mitsubishi S4Q, Руководство пользователя

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51 / 174 Service Manual Mitsubishi SQ-Series diesel engines
Version 08/2004
TIMING GEARS, CAMSHAFT AND OIL
PAN
ENGLISH
ENGINE MAIN PARTS
2. Checking clearance between camshaft journal and
bore in crankcase (or bushing)
Measure the diameter of the camshaft journal and
the inside diameter of the bore in the crankcase (or
bushing) for camshaft, as shown in the illustration,
to check the clearance. If the clearance exceeds
the service limit, replace the camshaft.
Unit: mm [in.]
Figure 76 Measuring camshaft journal
Measuring
points
Measuring
directions
Figure 77 Measuring bore in crankcase (bushing) for
camshaft
Item
Nominal
Value
Assembly
Standard
Service
Limit
Diameter
of
camshaft
journal
No. 1
and
No.2
54
[2.13]
53.94 to
53.96
[2.1236 to
2.1244]
53.90
[2.1220]
No. 3
53
[2.09]
52.94 to
52.96
[2.0843 to
2.0850]
52.90
[2.0827]
Clearance between
camshaft journal
and bore in
crankcase (or
bushing) for
camshaft
__
0.07 to
0.11
[0.0028 to
0.0043]
0.15
[0.0059]
Inside
diameter
of bushing No. 1
(61GT
only)
54
[2.13]
54.030 to
54.050
[2.1272 to
2.1280]
__
Inside
diameter
of bore for
camshaft
No. 1
and
No. 2
54
[2.13]
54.030 to
54.050
[2.1272 to
2.1280]
__
No. 3
53
[2.09]
53.030 to
53.050
[2.0878 to
2.0886]
__