Using Your HELiOS Marathon H850 Portable Oxygen Unit
22
HELiOS Marathon
TM
H850 Portable Oxygen Unit Home Use Guide
c. Observe the green bar that displays the liquid
oxygen contents level inside the clear window.
See
Checking Portable Oxygen Level,
Figure 9
.
Figure 9.
Checking Portable Oxygen Level
WARNING
Do not overfill the portable oxygen unit. After you
hear a change in the sound of venting gas and see
the cloud of white vapor, the portable oxygen unit is
full. Attempts to overfill may cause drops of liquid
oxygen to spray from the bottom of the portable
oxygen unit and cause injury.
Caution
Rec
ommended reservoirs for your portable oxygen unit:
•
COMPANION™ C21, C31, or C41 liquid oxygen system.
•
COMPANION™ Low Loss C31LL liquid oxygen system.
•
HELIOS™ H36 or H46 personal oxygen system.
•
HELIOS™ U36 or U46 universal reservoir.
Filling the portable oxygen unit may take up to four
minutes. Filling it from a reservoir other than a H36 or
H46 may take a wait time up to 30 minutes after fill for
Lifting by Strap
Pushing Straight
Checking Indicator
