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 TM 55-1905-220-14-7
3-171.1. PISTON - MAINTENANCE INSTRUCTIONS (Cont).
LOCATION
ITEM
ACTION
REMARKS
REASSEMBLY (Cont)
c. Piston
Assemble.
Refer to para-
and con-
necting
rod
d. Piston
Lubricate for install-
Use engine oil.
and all
ation.
piston
rings
e. Compres-
Install, starting with
Use tool J8128.
sion
the bottom ring.
rings
(5)
CAUTION
To avoid breaking or overstressing the rings, do not spread them
any more than necessary to slip them over the piston.
f.
Compres-
Install.
Use tool J8128.
sion
fire
rings
(4)
CAUTION
When installing the top compression (fire) ring, be sure the black
oxide or copper color side (also identified by an oval mark) is
toward the top of the piston.
g. Compres -
Stagger ring gaps around
Rotate rings
sion
the piston.
or piston.
rings
(4 and
5)
3-2894
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