FRONT
CASE
I
COUNTERBALANCE
SHAFT
AND
OIL
PUMP
INSTALLATION
Counterbalance
Rear
Bearing
1.
Install
the
special tool guide pins (bearing Installer)
in
the
tapered
hole of
the
cylinder block
as
shown.
l)r--._
r
\
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BEAiuNG
2.
Mate
the
ratchet
ball
of the bearing
in
the
oil hole of
the
rear
bearing
and install the bearing in the bearing
installer.
3.
Apply
clean engine oil
to
the outer circumference of the
bearing
and
the bearing hole in the cylinder block.
4.
Insert
the
installer by mating it with
the
guide pins
and
press-in
the
bearing.
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~
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~/
'
Counterbalance
Front
Bearing
1.
Apply
engine oil
to
the bearing outer circumference
and
the
bearing hole
in
the cylinder block.
2.
Press-in
the front bearing using the installer tool.
FRONT
BEARING
INSTALLATION
Crankshaft
Oil
Seal
1.
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~
'--....../
Front
Case
Assembly
Install
the
front
case
assembly
through
the
gasket
and
tighten
the
bolts to
the
specified
torque.
FRONT
CASE
BOLTS
TORQUE
6 -7ft.lbs.
(8
-10
Nm)
There are
two
different
length front case
bolts.
Make
certain
they
are positioned
properly.
See the
diagram.
NOTE:
When
installing
the
front
case
assembly,
apply
oil
to
the
inner
circumference
of
the
oil seal lip.
When
installing
the
front
case
assembly
take
care
not
to
damage
the
oil
seal
lip
on
the
stepped
up
portion
of
the
front
end
of
the
crtl11hhaft.
A
Oil
Pump
Driven
Gear
ABOLT·18mm(.71
in)
B
BOLT
·30mm
(1.18
in)
B
1.
Apply
an
ample
amount
of clean engine
oil
to
the
oil
pump
driven
gear
and
insert
it
so that
the
timing
mark
is
positioned
as
shown.
2.
Using
the
same
hole
on
the side of the
cylinder
block,
reinsert
the
8mm
rod
to
lock the counterbalance
shaft.
Then
tighten
the
flange
bolt to the
specified
torque.
DRIVEN
GEAR
FLANGE
BOLT
TORQUE
smiNGTHE
DRIVEN
GEAR
TIMING
MARK
25
-
29ft.lbs.(34
-
40Nm)
~ngi11es
&_Generators
28
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