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 TM 55-1905-219-14-5
3-91.5. CAMSHAFT AND BALANCE SHAFT - MAINTENANCE INSTRUCTIONS (Cont).
LOCATION
ITEM
ACTION
REMARKS
INSPECTION (Cont)
e. Shaft
Examine the faces of the
end
shaft end bearings and
bearings
any other surface which
comes into contact with
the thrust washers.
Parts that are badly
marred must be replaced;
parts with slight
scratches may be cleaned
up with an oil stone.
f. Camshaft
Replace excessively scored
inter-
or worn camshaft interme-
mediate
diate bearings. The
bearings
clearance between the cam-
shaft journals and the
intermediate bearings is
.0025" to .005" with new
parts or a maximum of
.009" with worn parts.
Camshaft intermediate
bearings are available in
.010" and .020" undersize
for use with worn or re-
ground shafts in which the
clearances exceed the
specified limits. Examine
the intermediate bearing
lock screws and the tapped
holes in the block. Dam-
aged holes in the cylinder
block may be plugged, re-
drilled and tapped. Dis-
card lock screws with dam-
aged threads.
3-1597
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