Personal Ambulatory Oxygen System
Provider Technical Manual
20771733 D 16
10. Slide a 3/8”or 10mm deep well socket over the aluminum
oxygen outlet, ensuring that the socket makes contact with the
fitting on the boom of the oxygen outlet.
Figure 16
11. Attach appropriate ratchet to the socket and loosen by rotating
the socket counter-clockwise until the oxygen outlet is free and
remove. NOTE: Make sure that the black o-ring is removed when
taking out the oxygen outlet.
Figure 17
12. Once the oxygen outlet and HEPA filter assembly have been
removed, remove the HEPA filter from the oxygen outlet by un-
screwing the HEPA filter from the oxygen outlet.
Figure 18
13. Place a new o-ring over the threaded end of the oxygen outlet
and tighten in the new HEPA filter.
Figure19
14. Replace the oxygen outlet assembly by repeating steps 10-11 in
reverse.
15. Next locate the Cabinet Inlet Filter and remove.
Figure 20
16. Replace the Cabinet Inlet Filter with a new Cabinet Inlet Filter.
