TM 5-4220-231-14&P
b.
Replace
2
(1)
Use an allen wrench
to loosen set
screw (2). Remove valve handle (1)
3
from stem of new valve (4). Remove
hex nut (3) from valve.
4
(2)
Lubricate
new O-ring (9), M83248/2-
010, with silicone compound
(item 9,
Appendix
D), and
install over the
threads
on positionable
elbow (8).
9
4
(3)
Install positionable
elbow (8) in valve
(4).
8
(4)
Position the valve stem through
panel
3
and
loosely
install hex nut (3) on
valve
from the front of the
panel.
Align tube to positionable
elbow prior
4
to securing
hex
nut.
Install
and
secure
handle
(1)
on
stem
by
tightening
set screw
(2) on valve
8
stem.
Lubricate
new O-ring
(10),
M83248/2-904,
with
silicone
10
compound
(item 9, Appendix
D), and
install on positionable
elbow (8).
4-17
