TM 5-4220-227-14
5-28. 02 "K" Bottles/Manifold (Cont).
(7) Remove steel tubing (27) and bleed off valve (28).
(8) Clean all components with nonionic detergent cleaner and rinse with clean distilled water.
(9) Install all components and replace any component that has stripped threads, cracked, bent, or otherwise
damaged.
WARNING
Leave 1 1/2 threads exposed on fitting when applying teflon tape. This will ensure that no
teflon tape will hang down inside the air system. Teflon tape should be wrapped in such a
manner that when the fitting is tightened the tape will not loosen. Failure to wrap teflon tape
correctly may result in contamination or blockage of the air system and subsequent possible
injury or death to the diver.
(10) Apply teflon tape to all pipe threads.
(11) Install bleed valve (28) on steel tubing (27).
NOTE
There are six O2 bottles and the piping for each one is installed the same.
(12) Install cross (26), steel tubing (25), isolator valve (24), flex hose (23), reducer bushing (22), and steel tubing (21).
(13) Install adapter (20), elbow (19), and hex nipple (18).
(14)
Install tee (17), ball valve (16), connector (15), and reducing bushing (14).
(15)
Install hex nipple (13), isolator valve (12), two hose end connectors (10) and hose (11).
(16)
Install adapter (9), hose coupling (8), quick disconnect coupling (7), and coupling cap (6).
(17) Install shutoff valve (5), reducer (4), connector (3), reducer (2), and bushing (1).
FOLLOW-ON MAINTENANCE
(1) Install gage (para. 5-29).
(2) Install O2 "K" bottles/manifold (para. 4-49).
5-94
