Chapter 2 Basic Engine
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3,4]H3(BXC)E
1 . Cylinder Block
The cylinder block is a thin-skinned, (low-weight), short
skirt type with rationally placed ribs. The side walls are
wave shaped ta maximize ridigity for strength and low
noise.
Cap
plug
50mm
--
(camshaft
hole)
Cap
plug
30mm
1-1 Inspection of parts
Make a visual inspection to check for cracks an engines
that have frozen up, overturned or otherwise been sub•
jected to undue stress. Perform a color check
on
any por-
tions that appear to be cracked, and replace the cylinder
block if the crack
is
not repairable.
1-2
Cleaning of
oil
holes
Clean all oil holes, making sure that none are clogged up
and the blind plugs
do
not come off.
Colar check kit
Printed
in
Japan
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Quantity
Penetrant
Oeveloner
2
Cleaner
3
2-1
Cap
plug
0
'a,---cap
plug
12mm
(main
gallery)
1-3
Color check procedure
(1) Clean the area to be inspected.
(2)
Color check kit
The color check test kit consists of
an
aerosol cleaner,
penetrant and developer.
(3)
Clean the area to be inspected with the cleaner.
Either spray the cleaner on directly and wipe, or wipe
the area with a cloth moistened with cleaner.
(
4)
Spray an
red
penetrant
After cleaning, spray
an
the red penetrant and allow 5
~10
minutes for penetration. Spray on more
red
pene•
trant if it dries before it has been able to penetrate.
(5)
Spray
an
developer
Remove any residual penetrant an the surface after
the
penetrant
has
penetrated,
and
spray
an
the developer.
If
there are any cracks
in
the surface,
red
dots
or
a
red
line will appear several minutes after the developer
dries.
Hald the developer
300-400mm
away from the area
being inspected when spraying, making sure ta coat
the surface uniformly.
(6)
Clean the surface with the cleaner.
NOTE
: Without fail,
read
the instructions
for
the
color
check kit before use .
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