TM 5-4220-233-14
(2) Remove three screws (6) and attaching washers (7) and nuts (8) to separate retaining ring (9) from
control panel (10).
(3) Pull retaining ring (9), pressure gauge (3), gasket(11), and attached adaptor out of control panel (10).
Discard gasket.
(4) Remove adaptor (2) from pressure gauge (3) and bag.
b.
Cleaning of Pressure Gauge and Removed Components. Refer to Section VII to clean adaptor, tube
assembly and replacement pressure gauge as required.
c.
Installation.
(1) Apply anti-seizing tape (Item 16, Appendix D) to male pipe threads on pressure gauge (3).
(2) Install adaptor (2) onto pressure gauge (3).
(3) Install new gasket (11) onto case of pressure gauge (3) then insert gauge into control panel (10).
(4) Install retaining ring (9) over pressure gauge (3) then secure to control panel (10) with three screws (6)
and attaching washers (7) and nuts (8).
(5) Connect tube assembly (1) to adaptor (2) on pressure gauge (3) and to elbow (4) on pressure regulator
(5).
(6) Perform a leak check on all connections loosened during this task as prescribed in paragraph 4-20.
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