TM 5-4220-227-14
5-40. 02 and Air Piping (Cont).
(7)
Loosen fitting nuts (16) and (17) and remove lines (18) and (19).
(8)
Loosen fitting nut (20) and remove line (21).
(9)
Loosen fitting nuts (22) and (23) and remove lines (24) and (25).
CAUTION
Ensure that personnel are on hand to hold the chamber control console when attaching hardware is
removed.
Ensure space is readily available to place the console in a manner to prevent damage to the manifold
tubing attached to the back of the console or the gages and valves attached to the front.
Ensure that the console is placed in a clean work area. Refer to para. 4-10. Oxygen System Prework
Procedures.
(10)
Remove four nuts (26), washers (27), and screws (28) that secure the chamber control console (29) to the
enclosure frame (30).
(11)
Remove console (29) from enclosure frame (30).
NOTE
For removal of valves, regulators and gages, refer to individual procedures.
There are two lines going to the BIBS manifold in the O/L and I/L. Removal of each line is the same.
(12)
Loosen fitting nuts (31) and (32) and remove line (33).
(13)
Loosen fitting nuts (34) and (35) and remove line (36).
(14)
Check all connectors and tubing sections for wear or damage. Replace any lines by loosening the two fitting nuts
and removing the line.
(15)
If any line is unserviceable, cut new tubing and bend to required shape using old line as a template.
5-134
