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 TM 55-1905-223-24-18-1
Remove piping from valve (7).
c.
(1) Hold valve (7) stationary and turn attached piping (6, 8) counterclockwise
to remove.
(2) Remove piping (6, 8) from valve (7).
Repair at this level of maintenance is by replacement of the threaded valves in
the potable water piping system.
CAUTION
To prevent damaging system make sure check
valves are installed so that the disc will
open with the direction of flow.
NOTE
Coat threads of all piping and fittings with
anti-seize compound.
I n s t a l l piping in valve (7).
a.
(1) Hold valve (7) stationary and thread piping (6, 8) into each port of valve
in a clockwise direction until tight.
Install valve (7) in piping system.
b.
(1) Position valve (7) with attached piping (6, 8) into piping system.
(2) Adjust piping as needed to align tail piece (4, 10) of each union (3, 9)
with collar (5, 10).
(3) Connect inlet piping (2) and outlet piping (12) by holding tail piece (4,
10) of each union (3, 9) stationary and threading collar (5, 10) in a
c l o c k w i s e direction until tight.
c. Operational check.
(1) Remove warning tags.
(2) Operate system; refer to TM 55-1905-223-10.
(3) Open shutoff valves (1) and (13).
(4) Check for leaks in system and retighten connections as necessary.
2-958
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