DIESEL
ENGINE
05
SERIES
WSM,
01
640
1
@
m
OOOOOFI
051
0
OOOOOF10520
Top
Clearance
1.
Remove the cylinder head (remove the cylinder head gasket
completely).
2.
Bring the piston to its top dead center fasten
1.5
mm dia.
5
to 7
rnm
long
fuse wires
to
3
to
4
spots
on
the
piston
top
with grease
so
as
to avoid the intake and exhaust valves and the combustion
chamber ports.
3.
Bring the piston to its middle position, install the cylinder head,
and tighten the cylinder head bolts to specification. (Head
gasket must be changed to new one.)
4.
Turn the crank shaft until the piston exceeds its top dead center.
5.
Remove the cylinder head, and measure squeezed fuse wires
for thickness.
6.
If the measurement is not within the specified value, check the oil
clearance
of
the crankpin journal and the piston pin.
top clearance
Factory
spec.
0.55
to
0.75
mm
0.0217
to
0.0295
in.
63.7
to
68.6
N-m
6.5
to
7.0
kgf.m
47.0
to
50.6
ft-lbs
Cylinder head mounting
Tightening torque
bo,ts
(1)
Fuse
DISASSEMBLING
AND
ASSEMBLING
4
NOTE
The cylinder heads with serial numbers
489291
and on are
partially modified
in
conflguration because of the
introduction
of
the nozzle heat seal.
For replacing the cylinder head,
see
the parts
list
and
choose the right one in reference to Its serial number.
01640S10280
s-75
Redistribution or publication of this document,
by any means, is strictly prohibited.
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