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 TM 55-1905-220-14-6
3-164.1. CYLINDER HEAD - MAINTENANCE INSTRUCTIONS (Continued).
LOCATION
ITEM
ACTION
REMARKS
REPAIR (Cont)
20.
Water
Water hole
Check that they are
Replace, if
holes
nozzles
not loose.
necessary, as
(single
follows:
outlet)
(23),
a. Remove the
and
old nozzles.
(double
outlet)
(24)
b. Make sure
the water
inlet ports
in the cyl-
inder head
are clean
and free of
scale. The
water holes
at each end
of the head
may be
cleaned up
with a 1/2
inch (1.27
cm) drill
and the in-
termediate
holes may be
cleaned up
with a 13/16
inch (2.063
cm) drill.
Break the
edges of the
holes
slightly.
c. Press the
nozzles in
place with
the nozzle
openings
3-2704
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