TM 55-1905-220-14-6
3-164.1. CYLINDER HEAD - MAINTENANCE INSTRUCTIONS (Continued).
LOCATION
ITEM
ACTION
REMARKS
ASSEMBLY (Cont)
e.
Plugs
Install four plugs.
(14)
NOTE
Apply sealant to threads of pipe plugs 12, 18 and 19.
f.
Cup
Drive into head.
Flush to .0625
plugs
inch (.1588 cm)
(16)
below the sur-
and
face of the
(17)
cylinder head.
g.
Oil
Install twelve plugs.
Must not pro-
gallery
trude more
plugs
than .0625 inch
(13)
(.1588 cm). A
.2187 inch
(.5555 cm) dia-
meter rod
placed in the
vertical oil
feed hole must
pass the inner
face of plug.
3-2709