CAIRE HELiOS, Operating Instructions Manual

Page: 18 / 132

15
10004440 Rev. C
9. Check the oxygen contents indicator to make sure the Portable unit is
filled to the desired level. The amount of liquid oxygen contained in the
Portable is measured by an internal scale that is built into the unit. To
operate the contents indicator: (1) lift the HELiOS Portable unit by the
contents indicator strap, (2) push the bottom backside of the unit so
that it is straight up and down and (3) observe the green bar that
displays the liquid oxygen contents level inside the clear window
(Figure 4).
Figure 4
WARNING
• If a minor liquid oxygen leak from the Reservoir fill
connector occurs when you disengage the Portable, re-
engage and disengage the unit to help dislodge any ice or
other obstruction. If the liquid oxygen leak persists,
notify your oxygen supplier.
• If a major liquid oxygen leak from the Reservoir fill
connector occurs when you disengage the Portable unit
(that is, a steady stream of liquid oxygen), stay away from
the unit and immediately notify your oxygen supplier.
NOTE:
Immediately after filling, you may hear a slight hiss from the
Portbable.This is normal and will stop after a few minutes.
(1) (2)
(3)
10004440_ML2.book Page 15 Wednesday, June 22, 2005 8:50 AM