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Crankshaft Runout; Crankshaft Alignment - Kawasaki KX125 1990 Service Manual

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Crankshaft Runout
®
Turn the
crankshaft
slowly.
®:
KX12S-7.S
mm
KX2S0-S.S
mm
*If the runout at either point exceeds the service limit,
align the flywheels so
that
the
runout
falls within
the service
limit
Crankshaft Alignment
In the
case
of horizontal
misalignment,
which
is
the
most
common,
strike
the projecting
rim
of the
fly-
wheel with a
plastic,
soft
lead,
or"
brass hammer
as
indicated in
the
figure .
Recheck the
runout
with a dial
gauge,
repeating the
process until the runcut fall
s
within the service
limit
o
Vertical misalignment is
corrected
either by driving
a wedge in between the
fl
ywheels
or
by squeezing
the flywheel rims in a
vise,
depending on the
nature
of
the misalignment In
cases
of both horizontal
and
vertical
misalignment,
correct
the
horizontal
mis-
alignment
first
*
If flywhee
l
misalignment cannot be corrected
by
the above
method,
replace
the
crankpin or the
crankshaft
itself.
Horizontal Misalignment
ENGINE BOTTOM ENO/TRANSMISSION 7 -"
CAUTION
Don't
hammer
the flywheel
8t
point
" A",
Vertical Misalignment
r
r
¢
u...J
1-1-'
Q
' -
\:J
D
!-
t-
Jl
A
<:><-
'--
¢

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