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Page Title:
INSPECTION/REPLACEMENT - CONTINUED |
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 TM 9-2320-269-34-1
CYLINDER BLOCK - CONTINUED
ACTION
LOCATION
ITEM
REMARKS
INSPECTION/REPLACEMENT - CONTINUED
9.
Cylinder block (1)
Top machined
b.
If surfaces are not within limits, re-
Continued
surfaces (2)
place the block (1).
10.
Eight seal ring
a.
Check for pitting, wear and chipping.
grooves (3)
b.
If grooves (3) are damaged so that
sealing will be affected, replace the
block (1).
NOTE
Step 11 Is an inspection procedure for one cylinder block bore. Repeat procedure for seven other
bores.
11.
Cylinder block
a.
Using cylinder bore gage and setting
bore (4)
fixture, measure each cylinder block
bore (4) at 900 intervals.
b.
Check diameter of bore (4) at
point A and record reading.
c.
Check diameter of bore (4) at
point B.
The difference between readings
is out-of-round dimension. If
out-of-round does not exceed 0.002
inch (0.05 mm), the bore is satis-
factory.
d.
Check that taper from top of bore
point C, (4) to bottom, point D, is
not more than 0.005-inch (0.127 mm).
e.
If any bore (3) does not meet given
limits, replace block (1).
12.
All surfaces
a.
Look for cracks, dents, or distortion.
b.
If you suspect that there are cracks,
do steps 12c thru 12e.
c.
Apply a mixture of light engine oil
and kerosene to the suspected area.
2-96
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