TM 5-4220-231-14&P
(3)
Loosen
and
turn nut on positionable
2
union (5) counterclockwise;
remove
6
HP fifter (1) from regulator
(10).
5
(4) Remove
and
retain
positionable
elbow (2) from fifter; remove,
cut, and
discard
O-rings
(6,7)
which
are
on
each
threaded
end of elbow (2).
10
(5) Remove
and
retain
positionable,
union (5) from HP fifter; remove,
cut
and discard
O-rings
(8,9) which
are
on each
threaded
end of positionable
union (5).
9
b.
Replace
(1)
Visually
inspect
high
pressure
fifter
(1) for damage.
(2)
Lubricate
new
O-rings
(8,9),
M83248/2-908,
with
silicone
compound
(item 9, Appendix D), and
install
on
end
of positionable
union
(5).
Install positionable
union (5) into
8,9
HP fifter (1).
5
4-4
