MAINTENANCE MANUAL OF ENGINE
53
4.2 Installing the crankshaft
1. Install the cylinder liner (See Section 3 of this
Chapter for details)
2. Install the valve tappet (See Chapter 4.1, Chapter
1, Part II).
Attention:
Before installation, make sure that original mount-
ing bore and bearing bush surface are clean without
foreign substance, or it will influence the fit preci-
sion.
3. Install main bearing shell A.
A-Main bearing shell
Attention:
After installing main bearing shell, coat clean lu-
bricating oil on the surface.
4. Install crankshaft assembly A.
Attention:
Before installation, make sure that all processing
surfaces of crankshaft are clean without scratch and
damage.
A-Crankshaft
Attention:
Detect the axial clearance: install the magnetic
stand on front end face of engine body so that dial
indicator header will contact front end face of
crankshaft. Zero the dial indicator and push the
crankshaft components from front to back by hand;
check the rotating area of dial indicator pointer, that
is the axial clearance. Crankshaft axial clearance
shall be 0.085
～
0.275mm.
A
A
Summary of Contents for KM/4L22
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